The utilization of an electrical current to measure, analyze, or alter chemicals or chemical reactions in solution, cells, or tissues.
The study of chemical changes resulting from electrical action and electrical activity resulting from chemical changes.
The gradual destruction of a metal or alloy due to oxidation or action of a chemical agent. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed)
Electric conductors through which electric currents enter or leave a medium, whether it be an electrolytic solution, solid, molten mass, gas, or vacuum.
It is a form of protection provided by law. In the United States this protection is granted to authors of original works of authorship, including literary, dramatic, musical, artistic, and certain other intellectual works. This protection is available to both published and unpublished works. (from Circular of the United States Copyright Office, 6/30/2008)
Electric power supply devices which convert biological energy, such as chemical energy of metabolism or mechanical energy of periodic movements, into electrical energy.
Encrustations, formed from microbes (bacteria, algae, fungi, plankton, or protozoa) embedding in extracellular polymers, that adhere to surfaces such as teeth (DENTAL DEPOSITS); PROSTHESES AND IMPLANTS; and catheters. Biofilms are prevented from forming by treating surfaces with DENTIFRICES; DISINFECTANTS; ANTI-INFECTIVE AGENTS; and antifouling agents.

Progress of solid-phase microextraction coatings and coating techniques. (1/670)

Solid-phase microextraction (SPME) has been popular as an environmentally friendly sample pretreatment technique to extract a very wide range of analytes. This is partly owing to the development of SPME coatings. One of the key factors affecting the extraction performances, such as the sensitivity, selectivity, and reproducibility, is the properties of the coatings on SPME fibers. This paper classifies the materials used as SPME coatings and introduces some common preparation techniques of SPME coating in detail, such as sol-gel technique, electrochemical polymerization technique, particle direct pasting technique, restricted access matrix SPME technique, and molecularly imprinted SPME technique.  (+info)

Electrochemically generated acid and its containment to 100 micron reaction areas for the production of DNA microarrays. (2/670)

An addressable electrode array was used for the production of acid at sufficient concentration to allow deprotection of the dimethoxytrityl (DMT) protecting group from an overlaying substrate bound to a porous reaction layer. Containment of the generated acid to an active electrode of 100 micron diameter was achieved by the presence of an organic base. This procedure was then used for the production of a DNA array, in which synthesis was directed by the electrochemical removal of the DMT group during synthesis. The product array was found to have a detection sensitivity to as low as 0.5 pM DNA in a complex background sample.  (+info)

Electrochemical monitoring of nitric oxide released by myenteric neurons of the guinea pig ileum. (3/670)

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Functional roles of the 6-S-cysteinyl, 8alpha-N1-histidyl FAD in glucooligosaccharide oxidase from Acremonium strictum. (4/670)

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Hydroxyapatite coating by electrophoretic deposition at dynamic voltage. (5/670)

The aim of this study was to evaluate hydroxyapatite (HA) coatings produced by dynamic voltage during electrophoretic deposition (EPD). Dynamic voltages from 0 to 200 V were incrementally applied in three interims. The as-deposited coating was sintered at 800 degrees C and its properties evaluated. Structure and phase analyses of both as-deposited and sintered coatings were evaluated by scanning electron microscopy (SEM) and X-ray diffraction (XRD). The HA coatings obtained by dynamic voltage consisted of two layers. While the inner layer was dense and firmly attached to the substrate and contained fine HA particles, the outer layer was porous and contained bigger particles. Repeated deposition was applied to increase the thickness of the coatings. SEM analysis showed that these coatings were free of cracks. In addition, decomposition of HA coatings was not observed until 800 degrees C.  (+info)

Real-time chemical responses in the nucleus accumbens differentiate rewarding and aversive stimuli. (6/670)

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Strong alkalinization in the anterior midgut of larval yellow fever mosquitoes (Aedes aegypti): involvement of luminal Na+/K+-ATPase. (7/670)

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AC electrokinetic phenomena generated by microelectrode structures. (8/670)

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Electrochemical synthesis can exfoliate graphene. Varying a pulsed voltage controls thickness, flake area, number of defects ... Cold wall CVD technique can be used to study the underlying surface science involved in graphene nucleation and growth as it ... Furthermore, the technique has been extended to a wide variety of carbon sources, such as wood, paper, and cloth, and likewise ... The technique directly converts the surface of commercial polymer films into porous three-dimensional graphene patterns, using ...
Isaacs, HS; Vyas, B (1981), "Scanning Reference Electrode Techniques in Localized Corrosion", Electrochemical Corrosion Testing ... technique which visualizes electrochemical processes at a sample. It was originally introduced in 1974 by Jaffe and Nuccitelli ... and scanning reference electrode technique (SRET), which is a precursor to SVET. Scanning vibrating electrode technique was ... Scanning vibrating electrode technique (SVET), also known as vibrating probe within the field of biology, is a scanning probe ...
In electrochemical experiments the electrodes are the pieces of equipment that comes in immediate contact with the analyte. For ... Elsevier, ISBN 0-444-51958-0 Peter T. Kissinger, William R. Heineman (1996). Laboratory Techniques in Electroanalytical ... Prior to observing the following equations, one may note that, from an electrical point of view, the electrochemical cell and ... But electrodes are not the only limiting factor for electrochemical experiments, the potentiostat also has a limited range of ...
Electroanalytical methods utilize the potential or current of a electrochemical cell. The three main sections of this type of ... There is a wide variety of techniques used for analysis, from simple weighing to advanced techniques using highly specialized ... Analytical technique is a method used to determine a chemical or physical property of a chemical substance, chemical element, ... Titrimetry is a technique used to determine the concentration of the analyte. Spectrometer can determine chemical composition ...
Newman is regarded by many as "the father of electrochemical engineering." The Newman Method is a "numerical technique... ... He is the author of Electrochemical Systems with Karen E. Thomas-Alyea which is "used throughout the world as a monograph and ... John Scott Newman (b. 17 Nov 1938) is a retired University of California professor and renowned battery and electrochemical ... The Newman Research Group was established with the goal of identifying "efficient and economical methods for electrochemical ...
De Jonge, Wessel (1997). "Concrete Repair and Material Authenticity: Electrochemical Preservation Techniques". APT Bulletin. 28 ... Instead new techniques of concrete repair had to be used. The presence of tuberculosis and the sanatorium played a large role ...
These drawbacks have encouraged research into alternative regeneration techniques such as electrochemical regeneration. Once ... hi/england/manchester/6176729.stm BBC coverage of an innovative electrochemical regeneration wastewater treatment technique ( ... the carbon is transferred to an electrochemical cell (to either the anode or the cathode) in which electrochemical regeneration ... The electrochemical regeneration of activated carbon based adsorbents involves the removal of molecules adsorbed onto the ...
Raman spectroscopy combined with electrochemical techniques, makes Raman spectroelectrochemistry a powerful technique in the ... It is the link between optical and electrochemical techniques. Devices for conducting the radiation beam: lenses, mirrors and/ ... This configuration is usually selected when electrochemical techniques are combined with TERS. The experimental setup to ... In recent years Raman-SEC has become an important tool in the study of electrochemical processes and in the characterization of ...
Hyphenated separation techniques refer to a combination of two (or more) techniques to detect and separate chemicals from ... Bard, A.J.; Faulkner, L.R. (2000). Electrochemical Methods: Fundamentals and Applications. New York: John Wiley & Sons, 2nd Ed ... In the 1970s many of these techniques began to be used together as hybrid techniques to achieve a complete characterization of ... Combinations of the above techniques produce a "hybrid" or "hyphenated" technique. Several examples are in popular use today ...
... and the techniques employed to fabricate functional devices. The implications for ECRAM are described here. A semiconductor ... Electrochemical Random-Access Memory (ECRAM) is a type of non-volatile memory (NVM) with multiple levels per cell (MLC) ... If a change in electrochemical potential, the driving force of a battery, occurs upon ionic exchange between channel and gate ... Yao, X.; Klyukin, K.; Lu, W. (2020). "Protonic solid-state electrochemical synapse for physical neural networks". Nat Commun. ...
Electrolysis is a technique that uses a direct electric current (DC). An electrolytic cell has three component parts: an ... "Electrochemical Cells". Georgia State University. Retrieved May 17, 2018. "Electrochemical Cell". BYJU'S. Retrieved October 28 ... energy portal Activity (chemistry) Cell notation Electrochemical potential Electrochemical engineering Battery (electricity) ... An electrochemical cell is a device capable of either generating electrical energy from chemical reactions or using electrical ...
Transducer techniques include: electrochemical, piezoelectric, colorimetric, and optical spectrometric systems. A wide range of ... Key characteristics of a technique that can be adapted to field use, as opposed to slow and labor-intensive methods such as ... One technique involves continual sampling of air through a nondispersive infrared analyzer. More complex instrumentation, such ... As with many branches of MASINT, specific techniques may overlap with the six major conceptual disciplines of MASINT defined by ...
... and electrochemical techniques. For example, Zhou et al. first applied electrochemical method into synthesis of CQDs. They grew ... These can be achieved via chemical, electrochemical or physical techniques. The CQDs obtained could be optimized during ... Zhou, Jigang (2013). "An electrochemical approach to fabricating honeycomb assemblies from multiwall carbon nanotubes". Carbon ... "An Electrochemical Avenue to Blue Luminescent Nanocrystals from Multiwalled Carbon Nanotubes (MWCNTs)". Journal of the American ...
The auxiliary electrode, often also called the counter electrode, is an electrode used in a three electrode electrochemical ... Laboratory Techniques in Electroanalytical Chemistry, Second Edition, Revised and Expanded (2 ed.). CRC. ISBN 978-0-8247-9445-3 ... Electrochemical cell Electrochemistry Reference electrode Voltammetry Working electrode Kissinger, Peter; William R. Heineman ( ... Bard, Allen J.; Larry R. Faulkner (2000-12-18). Electrochemical Methods: Fundamentals and Applications (2 ed.). Wiley. ISBN 978 ...
Weber develops electrochemical detectors for use with liquid chromatography techniques. An important area of application is the ... His research at McGill involved the development of an electrochemical immunoassay using an electrochemical detector. In 1979, ... Weber and his colleagues work on techniques to sample minute quantities from brain fluid and from single living cells. They are ... Weber, Stephen G. (1986). "Chapter 7: Detection based on electrical and electrochemical measurements". In Yeung, Edward S. (ed ...
... is an electrochemical technique in which the potential of the working electrode is stepped and the resulting ... In most electrochemical cells this decay is much slower than the charging decay-cells with no supporting electrolyte are ... Chronopotentiometry is an electrochemical method that can generate a stable current that can flow between two different ... In this period, several initial conditions will be applied to the electrochemical cell so that cell is able to equilibrate to ...
Amperometry indicates the whole of electrochemical techniques in which a current is measured as a function of an independent ... Chronoamperometry is the technique in which the current is measured, at a fixed potential, at different times since the start ... Electroanalytical methods are a class of techniques in analytical chemistry which study an analyte by measuring the potential ( ... This method can reveal the reduction potential of an analyte and its electrochemical reactivity. This method, in practical ...
The working electrode is the electrode in an electrochemical system on which the reaction of interest is occurring. The working ... Laboratory Techniques in Electroanalytical Chemistry, Second Edition, Revised and Expanded (2 ed.). CRC. ISBN 978-0-8247-9445-3 ... Auxiliary electrode Electrochemical cell Electrochemistry Electrode potential Electrosynthesis Reference electrode Voltammetry ... Bard, Allen J.; Larry R. Faulkner (2000-12-18). Electrochemical Methods: Fundamentals and Applications (2 ed.). Wiley. ISBN 978 ...
... is an electrochemical voltammetric technique, that employs (dropping or static) mercury drop as a working ... This technique results in a 100 to 1000-fold improvement of the detection limit, because the capacitive component is ... This technique and especially the differential pulse anodic stripping voltammetry (DPASV) method can be used for environmental ... ISBN 978-0-8247-9445-3. Bard, Allen J.; Larry R. Faulkner (2000-12-18). Electrochemical Methods: Fundamentals and Applications ...
... (SECM) is a technique within the broader class of scanning probe microscopy (SPM) that is ... Though of certain utility, the technique suffers from the failure to extract quantitative electrochemical information from any ... as is the case in electrochemical impedance spectroscopy. Unlike dc-SECM techniques ac-SECM does not require the use of a redox ... Spatially resolved electrochemical signals can be acquired by measuring the current at an ultramicroelectrode (UME) tip as a ...
Determining the reaction mechanism is much like other methods, with some techniques unique to electrochemistry. In most cases ... In chemistry, an electrochemical reaction mechanism is the step by step sequence of elementary steps, involving at least one ... When describing electrochemical reactions an "E" and "C" formalism is often employed. The E represents an electron transfer; ... The electrochemical mechanisms of electrocatalytic processes are a common research subject for various fields of chemistry and ...
Graphene has been studied extensively for its use in electrochemical systems such as batteries since its first isolation in ... for manufacturing flexible batteries using printed electronics techniques. A network of carbon nanotubes has been used as a ... Piao, Yuanzhe (2016-01-01). "Preparation of Porous Graphene-Based Nanomaterials for Electrochemical Energy Storage Devices". In ... Raccichini, Rinaldo; Varzi, Alberto; Passerini, Stefano; Scrosati, Bruno (2015). "The role of graphene for electrochemical ...
Bani Milhim, Alaeddin; Ben Mrad, Ridha (2014). "Electrochemical etching technique: Conical-long-sharp tungsten tips for nano- ... 3. In the electrochemical etching process, W is etched at the liquid, solid, and air interface; this is due to surface tension ... CNT tips are also used in tapping-mode Scanning Force Microscopy (SFM), which is a technique where a tip taps a surface by a ... 1). Tip fabrication techniques fall into two broad classifications, mechanical and physicochemical. In the early stage of the ...
Bond, Alan (2002). Broadening Electrochemical Horizons: Principles and Illustration of Voltammetric and Related Techniques. ... By 1984, the company had narrowed its focus to one of the projects, which concerned electrochemical biosensors. In 1987, ... In his textbook on electrochemistry, Alan Bond of Monash University suggests that the commercial success of electrochemical ... Heller, Adam; Feldman, Ben (2008). "Electrochemical Glucose Sensors and Their Applications in Diabetes Management". Chemical ...
This technique provides information from an electrochemical and spectroscopic point of view. In this way, it enables a better ... Nowadays, it is possible to study all kinds of electrochemical processes in the entire UV-Vis spectral range, even in the near ... On the other hand, kinetic and thermodynamic information of the processes is obtained from the electrochemical signal. UV-Vis ... UV-Vis absorption SEC is a recent technique that is continuously evolving. However, many advantages have been observed over ...
Using precision machining techniques, it is possible to make gaps between 0.1 and 0.5 millimeters, and narrower gaps have been ... This system used in electrochemical studies when investigating reaction mechanisms related to redox chemistry and other ... Hydrodynamic technique Liquid metal electrode Rotating disk electrode Voltammetry Working electrode Albery W.J.; Hitchman M.L. ... and electrochemical reaction mechanisms. The RRDE is an important tool for characterizing the fundamental properties of ...
An electro-chemical oxidation process. The organic waste is treated by the generation of highly oxidising species in an electro ... The techniques used vary depending on the make-up of the mines and the conditions in which they are found. Still in the ... It is a rapid, clean technique but has one major disadvantage, the lack of control over heating can lead to the formation of " ... In most situations they are also not 100% reliable, and the work needs to be checked by other techniques. Mine-risk education, ...
The technique consists in an AFM apparatus integrated with a three electrode electrochemical cell. The sample works as working ... A new development of this technique is the dip pen nanolithography (DPN), which uses the AFM technique to deliver organic ... together with electrochemical measurements. EC-AFM allows to perform in-situ AFM measurements in an electrochemical cell, in ... "Electrochemical atomic force microscopy: In situ monitoring of electrochemical processes". AIP Conference Proceedings. 1873. ...
Bandyopadhyay developed several electrochemical techniques to produce well-ordered regimented arrays of nanostructures. He has ... Bandyopadhyay has worked extensively on spintronics, straintronics, nanoelectronics, nanosynthesis, electrochemical self- ... The Electrochemical Society, the American Physical Society, and the American Association for the Advancement of Science. ... The Electrochemical Society 2005 - Fellow, American Physical Society 2006 - Fellow, American Association for the Advancement of ...
EO technique also has some disadvantages, such as high cost and complexity of setting up and operating an electrochemical cell ... Electrochemical oxidation (EO) is a promising technique to remove PFCs from contaminated wastewater. It has many advantages, ... JunfengNiu, Yang Li, Enxiang Shang, ZeshengXu, Jinzi Liu, Electrochemical oxidation of perfluorinated compounds in water, ... and other techniques. These technologies require harsh treatment conditions, cause high energy consumption, and cannot be ...
Using these techniques, a model of human metabolism has now been produced, which will guide future drug discovery and ... protons out of the mitochondria creates a proton concentration difference across the membrane and generates an electrochemical ... These techniques have allowed the discovery and detailed analysis of the many molecules and metabolic pathways in cells.[ ... Modern biochemical research has been greatly aided by the development of new techniques such as chromatography, X-ray ...
After Volta's discovery of the electrochemical cell in 1800, the term was then applied to a group of electrochemical cells " ... The use of this technique may be less satisfactory for some solid state equipment, which may be damaged by operation below its ... These resonances are the basis for a number of experimental techniques for detecting defects. The conductance method measures ... subsequently applied to clusters of electrochemical cells. Leyden jars were later made by coating the inside and outside of ...
As a doctoral student at Stanford University, Liu developed a lithium fluoride coating technique that made use of Freon to ... which offer potential for high specific capacities and low electrochemical potentials. Unfortunately, these electrodes are ...
However, techniques used by Ishii et al. are not perfect, as the recorded fatigue levels were self-perceived and prone to bias ... During exposure to sound, metabolic energy is needed to maintain the relevant electrochemical gradients used in the ... A metronome was used as part of a technique to test the effects of musical and rhythmic stimulation in physical rehabilitation ...
A study of the in vitro metabolism of N,N-dimethylaniline using guinea pig and rabbit preparations and GLC techniques has ... "Electrochemical monitoring of the biodegradation of 2,4-dimethylaniline". Journal of Agricultural and Food Chemistry. 54 (23): ...
Some techniques that can be used to characterize functionalized nanomaterial catalysts include X-ray photoelectron spectroscopy ... into an exciton whilst the co-catalyst acts as an electron scavenger and lowers the overpotential of the electrochemical ...
Another approach is based on electrochemical impedance spectroscopy (EIS). EIS is a powerful technique that has been widely ... The official technique to measure free acidity in olive oil (as defined by the European Commission regulation No. 2568/91) is a ... The official technique for acidity measure in olive oil is accurate and reliable, but is essentially a laboratory method that ... Grossi, Marco; Di Lecce, Giuseppe; Gallina Toschi, Tullia; Riccò, Bruno (2014). "A novel electrochemical method for olive oil ...
Magnetron Sputtering technique is the most-used method to fabricate the HEAFs. An inert gas (Ar) is introduced in a vacuum ... "Electrochemical preparation and magnetic study of Bi-Fe-Co-Ni-Mn high-entropy alloy". Electrochimica Acta. 53 (28): 8359-8365. ... summarized three routes to prepare HEAFs via the magnetron sputtering technique. First, a single HEA target can be used to ... Until now, there are lots of studies focused on the HEAFs and designed different compositions and techniques. The grain size, ...
... a rally car Electrochemical capacitance-voltage, a form of capacitance-voltage profiling Unidad de Valor Constante, a former ... a technique for load balancers to perform health checks on service instances and monitor health of services Electric ...
Some varieties, having undergone careful selection and growing techniques, can yield as much as 34% THC. Another psychoactive ... the electrochemical system of sending signals through neurons for a biological response. It is now understood that cannabinoid ...
Stripping analysis is an analytical technique that involves (i) preconcentration of a metal phase onto a solid electrode ... Electrochemical stripping analysis is a set of analytical chemistry methods based on voltammetry or potentiometry that are used ...
This technique of electroplating is one of the most common used in the industry for large numbers of small objects. The objects ... The anode may instead be made of a material that resists electrochemical oxidation, such as lead or carbon. Oxygen, hydrogen ... Electroplating, also known as electrochemical deposition or electrodeposition, is a process for producing a metal coating on a ... Bard, Allan; Inzelt, György; Scholz, Fritz (2012). "Haring-Blum Cell". Electrochemical Dictionary. Springer. p. 444. doi: ...
Functional imaging techniques such as fMRI are also used to study brain activity; these techniques have mainly been used with ... The functions of the brain depend on the ability of neurons to transmit electrochemical signals to other cells, and their ... The same techniques have occasionally been used to study brain activity in human patients with intractable epilepsy, in cases ... Recent years have seen increasing applications of genetic and genomic techniques to the study of the brain and a focus on the ...
... outline of biochemical techniques - ovalbumin - oxidation - oxidation number - oxidation state - oxidative decarboxylation - ... electrochemical potential - electron - electron capture - electron configuration - electron microscopy - electron shell - ...
Eftekhari, A. (2004). "Fractal Dimension of Electrochemical Reactions". Journal of the Electrochemical Society. 151 (9): E291-6 ... In practice, however, fractal dimensions can be determined using techniques that approximate scaling and detail from limits ... electrochemical processes, image analysis, biology and medicine, neuroscience,network analysis, physiology, physics, and ... properties and fractal dimensions that have been estimated from sampled data using computer based fractal analysis techniques. ...
"Synthesis and characterization of Nickel ferrite doped polymer nanocomposites (PVA-NiFe2O4) for electrochemical device ... Proceedings of the State Conference on Groundwater Exploration Techniques, National College,Tiruchi-1, 30- 31March 2000, PP:11- ...
Most official regulations and control methods are based on high-performance liquid techniques (e.g., HPLC) through ... Song, Xinjie; Wang, Danhua; Kim, Myunghee (2021-04-16). "Development of an immuno-electrochemical glass carbon electrode sensor ...
Electrochemical storage in thioethers is achieved by the two-electron oxidation of a neutral thioether to a thioether with a +2 ... The polymer backbone and cross-linking techniques can be tuned to minimize the solubility of the polymer in the electrolyte, ... In disulfide polymers, electrochemical charge is stored in a thiolate anion, formed by a reversible two-electron oxidation of ... Electrochemical performance of polymer electrodes is affected by polymer size, morphology, and degree of crystallinity. In a ...
Bisquert, Juan; Vyacheslav S. Vikhrenko (2004). "Interpretation of the Time Constants Measured by Kinetic Techniques in ... Quantum capacitance, also called chemical capacitance and electrochemical capacitance C μ ¯ {\displaystyle C_{\bar {\mu }}} , ... it measures the electrochemical potential, also called "fermi level difference", which is the total free energy difference per ... with respect to the variation of electrochemical potential μ ¯ {\displaystyle {\bar {\mu }}} , i.e., C μ ¯ = d q d μ ¯ {\ ...
doi:10.1016/0076-6879(71)22015-2. Ramos, S.; Schuldiner, S.; Kaback, H. R. (1976). "The electrochemical gradient of protons and ... as well as a battery of site-directed biophysical/biochemical techniques to demonstrate almost incontrovertibly that LacY ... Kaback demonstrated quantitatively that an electrochemical H+ gradient is the immediate driving force for accumulation of many ...
... processes are different from distillation techniques and other membrane based processes (such as reverse ... Salinity gradient power Water desalination Electrodialysis reversal Electrochemical engineering Reverse osmosis Proton-exchange ...
CO2 laser ablation technique is utilized to produce the first SWNHs at room temperature in absence of a metal catalyst. The CO2 ... 2009). "Simultaneous electrochemical determination of uric acid, dopamine, and ascorbic acid at single-walled carbon nanohorn ... 2010). "Carbon Nanohorn Sensitized Electrochemical Immunosensor for Rapid Detection of Microcystin-LR". Anal. Chem. 82 (3): ... Applying similar principles, the SWNHs-modified glass carbon electrode displayed excellent electrochemical catalytic activities ...
... and generally include electricity storage in the form of electrochemical batteries. Both can "island" in the event of a ... the smart mini-grid operates using smart controllers and advanced control techniques, accommodating various energy sources, ...
Electrochemical grinding is a type of grinding in which a positively charged workpiece in a conductive fluid is eroded by a ... These all tend to clog the cutting wheel more than steel and cast iron, but with special techniques it is possible to grind ... side of the wheel takes part in the grinding operation whereas the other side of the wheel is being dressed by electrochemical ...
The technique involved etching a 900 nanometer-thick layer of Nickel(II) fluoride with regularly spaced five nanometer holes to ... Electrochemical tests demonstrate deliver high reversible specific capacities with 100% coulombic efficiency, especially at ... One technique made li-ion batteries flexible, bendable, twistable and crunchable using the Miura fold. This discovery uses ... More significantly, the technique was expected to substantially increase battery life. In March 2017, researchers announced a ...
Using electrochemical synthesis and assembly of gold nanostructures high performance electrochemical biosensor is fabricated ... This technique was extended for developing new methods for characterization of single mode integrated planar and rectangular ... Multiple Access techniques in Optical Fiber Communication systems leading to development of 3-D Optical Code sequences. Optical ... doi:10.1016/S1068-5200(02)00009-3. Doukat, D.; Lichioui, A.; Fares, A.; Bouzid, A. (4 May 2001). "MATCHING TECHNIQUE OF OBJECTS ...
"EO, or electrochemical oxidation, is a simple, clean, and effective method for destruction of PFASs and other co-contaminants ... with staff who install monitoring wells and are also well versed with PFAS sampling techniques. The MDEQ has been conducting ... The electrochemical oxidation system used boron-doped diamond electrodes, in a process breaking down the contaminants' ... a 2022 study published in the Journal of Environmental Engineering found that a heat-and pressure-based technique known as ...
This includes pioneering work on electrochemical imaging and fluorescence imagers, including techniques for imaging redox- ... The latter work formed the basis for techniques currently employed in CAD tools from Cadence and Mentor. He and his students ... Integrated circuit-based electrochemical sensor for spatially resolved detection of redox-active metabolites in biofilms. Nat ... This includes techniques employing nanopores, biological ion channels, and exposed-gate nanoscale transistors for detection. ...
Adding mobile ions to an OLED creates a light-emitting electrochemical cell or LEC, which has a slightly different mode of ... 3D television conveys depth perception to the viewer by employing techniques such as stereoscopic display, multi-view display, ... Baird pioneered a variety of 3D television systems using electromechanical and cathode-ray tube techniques. The first 3D ... able to receive the signal in Western Europe using home constructed equipment that drew on UHF television design techniques ...
Traditional machining techniques, such as milling can be used to remove bulk of stock with the finishing operations performed ... Galvanic corrosion is an electrochemical process in which one metal corrodes preferentially to another when both metals are in ... EDM makes it possible to work with metals for which traditional machining techniques are ineffective. Design for ...
Electrochemical techniques are an alternative to the electrochemical and chemical responses in the electrochemical cell, which ... The electrochemical treatment process has significant considerations in recent times due to its flexibility and environmental ... Electrochemical methods are categorized into two groups separation methods and oxidation methods. Separation methods are again ...
Development of Novel Electrochemical Techniques for Heavy Metals Removal and Remediation. Project Leader: Joseph M. Calo. Grant ... Project Publications: Brown University: Development of Novel Electrochemical Techniques for Heavy Metals Removal and ... Arsenic species interactions with a porous carbon electrode as determined with an electrochemical quartz crystal microbalance. ...
Using several electrochemical techniques, we show that a relatively high total ammonium-nitrogen (TAN) concentration (2.2 g TAN ... Using several electrochemical techniques, we show that a relatively high total ammonium-nitrogen (TAN) concentration (2.2 g TAN ... Using several electrochemical techniques, we show that a relatively high total ammonium-nitrogen (TAN) concentration (2.2 g TAN ... Using several electrochemical techniques, we show that a relatively high total ammonium-nitrogen (TAN) concentration (2.2 g TAN ...
Electrochemical Techniques Applied to Brain Chemistry. June 22, 2016. By Bob Roosth ...
... Principal Investigator:. ... To develop a combined scanning electrochemical/atomic force microscope for use in rubbing and non-rubbing lubricated systems. ...
Such electrochemical-pH-switchable PAAfilms can be considered within the field of aqueous effluent treatments in order to reach ... Electrochemical-switchable polymer film: an emerging technique for treatment of metal ion waste water. Separation and ... Electrochemical-switchable polymer film: an emerging technique for treatment of metal ion waste water. ... Such electrochemical-pH-switchable PAAfilms can be considered within the field of aqueous effluent treatments in order to reach ...
Combined use of coagulation (M. oleifera) and electrochemical techniques in the treatment of industrial paint wastewater for ... Combined use of coagulation (M. oleifera) and electrochemical techniques in the treatment ... were used in the electrochemical treatment. Biotoxicity assays using the brine shrimp Artemia salina revealed that the ...
However, using new tools and analysis techniques, we have realized that a more localized form of corrosion, which we call 1D ... TiO2 nanotubes: Self-organized electrochemical formation, properties and applications. Curr. Opin. Solid State Mater. Sci. 11, ... However, using new tools and analysis techniques, we have realized that a more localized form of corrosion, which we call 1D ... The salt is likely wicked by capillary forces into the open voids, and must be present at the head in electrochemical systems. ...
23 Electrochemical Techniques -- QD 551-575. 24 Embryo, Mammalian 25 Embryo, Nonmammalian -- QL 958-959. 26 Evoked Potentials, ... 71 Organ Culture Techniques -- QS 525. 72 Osmoregulation -- QU 375 73 Papanicolaou Test 74 Parish Nursing -- WY 86.5 75 ... 52 Microfluidic Analytical Techniques -- QY 90 53 Microtechnology -- QT 36.5 54 Mindfulness 55 Miniaturization -- QT 36.5 56 ... 36 Histocytological Preparation Techniques -- QS 525 37 Home Health Nursing -- WY 115 38 Hospice and Palliative Care Nursing ...
Prospects for single-site interrogation using in situ multimodal electrochemical scanning probe techniques. Current Opinion in ... Prospects for single-site interrogation using in situ multimodal electrochemical scanning probe techniques. / Schorr, Noah B.; ... Prospects for single-site interrogation using in situ multimodal electrochemical scanning probe techniques. In: Current Opinion ... title = "Prospects for single-site interrogation using in situ multimodal electrochemical scanning probe techniques", ...
Although electrochemical biofilm control has been studied for decades, the literature is often conflicting, as … ... Electrochemical Techniques / instrumentation Actions. * Search in PubMed * Search in MeSH * Add to Search ... Electrochemical biofilm control: a review Sujala T Sultana 1 , Jerome T Babauta 1 , Haluk Beyenal 1 ... Electrochemical biofilm control: a review Sujala T Sultana et al. Biofouling. 2015. ...
Radiochemical Techniques ** 25.1 What is radiochemistry?. Part 6. 26. Electrochemical Techniques 26.1 What is pH?. 26.2 How do ... sci.techniques.mag-resonance - discusses magnetic resonance. sci.techniques.mass-spec - discusses mass spectrometry. sci. ... The most obvious technique is to respond with a similar worked example which is sufficiently different to ensure that you can ... Extraction Techniques 24.1 What is Solvent Extraction?. 24.2 What is Solid Phase Extraction?. 24.3 What is Supercritical Fluid ...
Catalytic materials, photoanodes, and photoelectrochemical cells for water electrolysis and other electrochemical techniques ...
Electrochemical Society (ECS). CHALLENGES IN ADVANCED ANALYTICAL TOOLS AND TECHNIQUES FOR BATTERIES: A SYMPOSIUM IN HONOR OF ... Electrochemical Society (ECS). CHEMICAL MECHANICAL POLISHING 9. (AT 213TH ECS MEETING) Held 18-23 May 2008, Phoenix, Arizona. ... Electrochemical Society (ECS). CARBON NANOTUBES - FROM FUNDAMENTALS TO DEVICES. (AT THE 227TH ECS MEETING) Held 24-28 May 2015 ... Electrochemical Society (ECS). CHALLENGES TO SINGLE-CELL ENGINEERING AND IMAGING TECHNOLOGY. (AT 214TH ECS MEETING) Held 12-17 ...
The two techniques are the Scanning Electrochemical Cell Microscope (SECCM) and the Intermittent Contact Scanning ... During the first half of the year I was exposed to a wide variety of analytical techniques in a range of taught modules. Being ... Scanning Electrochemical Microscopy. (SECM) is an attractive method in the research of materials and biological sciences for ... Recent techniques developed at Warwicks Electrochemistry and Interface group show a high potential in overcoming these ...
No separation technique is necessary. Two indicator electrodes, glassy carbon (GCE) and carbon paste (CPE), were employed in ... Electrochemical determination of vitamin E in margarine, butter and palm oil. Atuma, S.S.. ... vitamins in butter and margarine using triton X-100 aqueous micellar solution by liquid chromatography with electrochemical ...
... prepared by a wet chemical synthesis technique. Through rotating disc electrode testing, the Ru@Pt/C achieves an ORR Pt mass- ... analysis at various stages of electrochemical testing demonstrated that the Pt shell can provide sufficient protection against ... Prior to electrochemical testing, an electrochemical conditioning step was performed [55], involving 25 cycles at 500 mV s−1 ... TEM Characterization after Electrochemical Testing. TEM images and analysis after electrochemical testing (Figure 3a) show that ...
Techniques in Electrochemical Nanotechnology Pages: 393-410. Theory of Semiconductor Quantum Devices Pages: 411-424. ... Electrochemical Fabrication of Metal Nanowires Pages: 755-772. Electrochemical Insertion of Lithium in Carbon Nanotubes Pages: ... Electrochemical Self-Assembly of Oxide/Dye Composites Pages: 819-836. Electrochemical Synthesis of Semiconductor Nanowires ... Scanning Probe Techniques for Semiconductor Nanostructures Pages: 391-413. Scanning Tunneling Microscopy of Carbon Nanotubes ...
NIOSH-Author; Analytical-methods; Epoxy-compounds; Laboratory-techniques; Electrochemical-analysis; Laboratory-testing; ... The authors conclude that the method provides a simple, accurate technique for determining the epoxy content of samples ...
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Electrochemical Techniques [E05.301]. *Electrophoresis [E05.301.300]. *Electrophoresis, Capillary [E05.301.300.190]. Below are ... and efficient technique that allows separation of PROTEINS; NUCLEIC ACIDS; and CARBOHYDRATES. (Segen, Dictionary of Modern ...
... monitoring system for mines by coupling a fiber-optic data telemetry system with a prototype electrochemical CO monitor. ... of Mines report investigates the horizontal trajectory of boreholes drilled in coalbeds using the rotary drilling technique. ...
New 3-D printing technique enables faster, better, and cheaper models of patient-specific medical data for research and ... Large Scale Integrated Circuits Produced in Printing Press Based on Organic Electrochemical Transistors ... New 3D Printing Technique Enables Cheaper Patient-Specific Medical Research TOPICS:3dHarvard UniversityMachine LearningMedicine ... 1 Comment on New 3D Printing Technique Enables Cheaper Patient-Specific Medical Research * shell shockers , October 8, 2019 ...
An experimental technique - ex-situ electrochemical impedance spectroscopy (EIS) in a nonaqueous electrolyte (methanol) - on ... 2.2 Electrochemical Impedance Spectroscopy. Chapter 3 Experimental Instruments and Techniques. 3.1 Exposure Tests. 3.2 ... Compared with the traditional techniques for studying atmospheric corrosion, such as gravimetry, the EIS technique ... A. J. Bard and L. R. Faulkner, in Electrochemical Methods, pp. 347-353, John Wiley & Sons, New York (1980).. 33. J. R. ...
... is one of the most powerful techniques in electrochemical research. The schematic diagram corresponding to this Demonstration ... Electrochemical impedance spectroscopy (EIS) is one of the most powerful techniques in electrochemical research. The schematic ... Diffusion and Kinetic Controlled Electrochemical Reactions. Quang-Dao Trinh. * Scanning Reference Electrode Technique (SRET). ... Diffusion and Kinetic Controlled Electrochemical Reactions. Quang-Dao Trinh. *. Impedance for a Electrochemical Redox- ...
Electrochemical Techniques Actions. * Search in PubMed * Search in MeSH * Add to Search ...
The instrument uses a stripping voltammetry technique to measure carbon monoxide. Prototype electrochemical sensors were ... The instrument uses a stripping voltammetry technique to measure carbon monoxide. Prototype electrochemical sensors were ... Fabrication and testing of a prototype handheld electrochemical CO monitor *Rupich, M. W. ...
This chapter presents research on pulsed electrochemical micromachining of stainless steel. Suitable equipment to study the ... In the 1950s, electrochemical machining arose as the most widely used technique to manufacture complex geometries, such as ... Analogous to conventional electrochemical machining (ECM), pulsed electrochemical micromachining (PECMM) is a controlled ... Electrochemical deposition techniques were used as standard technology to deposit copper to obtain connections in high ...
  • Electrochemical impedance spectroscopy (EIS) is one of the most powerful techniques in electrochemical research. (wolfram.com)
  • The frequency in electrochemical impedance spectroscopy is normally calculated by the number of frequencies per decade. (wolfram.com)
  • An experimental technique - ex-situ electrochemical impedance spectroscopy (EIS) in a nonaqueous electrolyte (methanol) - on studying the initial stages of the zinc atmospheric corrosion under any exposure condition is developed. (ncl.edu.tw)
  • Arsenic species interactions with a porous carbon electrode as determined with an electrochemical quartz crystal microbalance. (nih.gov)
  • EDMR set up to measure the electrode process of an electrochemical cell. (nist.gov)
  • Specifically, we apply the EDMR technique to study the electrode process. (nist.gov)
  • Simultaneous scanning electrochemical/optical microscopy (SECM/OM) was performed by a special probe tip, which consists of an optical fiber core for light passage, surrounded by a gold ring electrode, and an outermost electrophoretic insulating sheath, with the tip attached to a tuning fork. (nih.gov)
  • The capability of this technique was confirmed by obtaining simultaneously, for the first time, topographic, electrochemical, and optical images of an interdigitated array electrode. (nih.gov)
  • A single electrode electrochemical/electrospray ionization source using a corona discharge and a method of analyzing a sample using a corona discharge single electrode electrochemical/electrospray ionization source are provided. (nih.gov)
  • In the corona discharge single electrode electrochemical/electrospray ionization technique electrons are removed from the metal tip of the device through gases present in the electrospray ion source resulting in electrochemical ionization of the sample of interest. (nih.gov)
  • Schorr, NB, Gossage, ZT & Rodríguez-López, J 2018, ' Prospects for single-site interrogation using in situ multimodal electrochemical scanning probe techniques ', Current Opinion in Electrochemistry , vol. 8, pp. 89-95. (illinois.edu)
  • Being particularly interested in Physical Chemistry, I was excited by the Electrochemistry and Sensors Module and by the work done here at Warwick on Electrochemical Imaging (Microscopy and Imaging Module). (warwick.ac.uk)
  • Recent techniques developed at Warwick's Electrochemistry and Interface group show a high potential in overcoming these limitations. (warwick.ac.uk)
  • To get chemical and structural information specific to the charge transfer process, we recently turned to a technique called electrically-detected-magnetic-resonance (EDMR). (nist.gov)
  • A technique that combines scanning electrochemical microscopy (SECM) and scanning optical microscopy (OM) was developed. (nih.gov)
  • Fabrication and characterization of probes for combined scanning electrochemical/optical microscopy experiments. (nih.gov)
  • However, using new tools and analysis techniques, we have realized that a more localized form of corrosion, which we call 1D wormhole corrosion, has previously been miscategorized in some situations. (nature.com)
  • In this self-guided digital course, students will learn - with the help of rich visuals, narrated animations, demonstration videos, and interactive quizzes - the techniques for corrosion testing and monitoring, as well as diagnosing corrosion failures. (astm.org)
  • Compared with the traditional techniques for studying atmospheric corrosion, such as gravimetry, the EIS technique significantly reduced the exposure time for detectable corrosion at any relative humidity from several days to a few hours. (ncl.edu.tw)
  • Several interesting phenomena occurring in the initial stage of the zinc atmospheric corrosion were demonstrated by studying the electrochemical properties of the surface layer formed on zinc. (ncl.edu.tw)
  • Concerning the prevention against zinc atmospheric corrosion, environmentally compatible non-chromate treatment and electrochemical anodic coating (ANC) were investigated. (ncl.edu.tw)
  • Current feedback from SECM also provided simultaneous electrochemical and optical images of relatively soft samples, such as a polycarbonate membrane filter and living diatoms in a constant-current mode. (nih.gov)
  • The two techniques are the Scanning Electrochemical Cell Microscope (SECCM) and the Intermittent Contact Scanning Electrochemical Microscope (IC-SECM) which measure topography and activity simultaneously using sub microscale tips as scanning probes. (warwick.ac.uk)
  • Prototype electrochemical sensors were fabricated and tested under a variety of environmental conditions. (harvard.edu)
  • 2. Electrochemical Sensors for Detection of Markers on Tumor Cells. (nih.gov)
  • 15. Bioapplications of Electrochemical Sensors and Biosensors. (nih.gov)
  • Schematic illustration of biofilm systems with and without electrochemical biofilm control. (nih.gov)
  • Such electrochemical-pH-switchable PAAfilms can be considered within the field of aqueous effluent treatments in order to reach very low concentration in heavy metal ions. (archives-ouvertes.fr)
  • By coupling the movement of Na + ions down their electrochemical gradient, these carriers can transport their specific substrates against an energy barrier into the cell. (nih.gov)
  • When anode-respiring bacteria (ARB) respire electrons to an anode in microbial electrochemical cells (MXCs), they harvest only a small amount of free energy. (elsevier.com)
  • Using several electrochemical techniques, we show that a relatively high total ammonium-nitrogen (TAN) concentration (2.2 g TAN/L) induced significant stress on the ARB biofilms, lowering their true yield and forcing the ARB to boost the ratio of electrons respired per electrons consumed from the substrate. (elsevier.com)
  • This technique uses electron-spin-resonance (ESR) to detect molecules with unpaired electrons and can give chemical and structural information of the atom associated with the unpaired electron as well as its environment. (nist.gov)
  • This is because DSSCs mimic Nature's Photosynthesis in the sense that a complex chain of electrochemical reactions is triggered by electrons injected from excited light harvesting molecules. (warwick.ac.uk)
  • Herein, we report highly active and stable carbon-supported [email protected] core-shell nanoparticles ( [email protected] /C) prepared by a wet chemical synthesis technique. (mdpi.com)
  • This chapter presents research on pulsed electrochemical micromachining of stainless steel. (intechopen.com)
  • The U.S. Bureau of Mines has developed an intrinsically safe carbon monoxide (CO) monitoring system for mines by coupling a fiber-optic data telemetry system with a prototype electrochemical CO monitor. (cdc.gov)
  • 18. Optical, electrochemical and electrical (nano)biosensors for detection of exosomes: A comprehensive overview. (nih.gov)
  • The sample is then analyzed by HPLC with ultraviolet (UV) and/or electrochemical detection. (cdc.gov)
  • Both use HPLC with UV, or UV and electrochemical detection. (cdc.gov)
  • 1. Application of electrochemical biosensors in tumor cell detection. (nih.gov)
  • 3. Technological advancement in electrochemical biosensor based detection of Organophosphate pesticide chlorpyrifos in the environment: A review of status and prospects. (nih.gov)
  • 10. Analysis of the evolution of the detection limits of electrochemical DNA biosensors. (nih.gov)
  • 11. Electrochemical biosensors for rapid detection of Escherichia coli O157:H7. (nih.gov)
  • 17. Electrochemical Biosensors for Circulating Tumor DNA Detection. (nih.gov)
  • 19. Electrochemical affinity biosensors for detection of mycotoxins: A review. (nih.gov)
  • To develop a combined scanning electrochemical/atomic force microscope for use in rubbing and non-rubbing lubricated systems. (ukri.org)
  • Analytical techniques used included colorimetric methods, proton activation analysis, and atomic absorption. (cdc.gov)
  • 1994). Samples were analyzed using TLC, capillary zone electrophoresis, or HPLC techniques. (cdc.gov)
  • abstract = "New multimodal methodologies are required to ascertain detailed information that correlates spatially resolved electrochemical reactivity with composition and structural motifs. (illinois.edu)
  • Electrochemical processes are ubiquitous. (nist.gov)
  • It is therefore easy to understand why there has been a vast amount of studies on the details of the electrochemical processes. (nist.gov)
  • The aim of the project is to demonstrate how these techniques can be applied in the field of photoelectrochemical processes such as in Dye Sensitized Solar Cells (DSSCs) and Photosynthesis in plants. (warwick.ac.uk)
  • 6. Electrochemical biosensors for measurement of colorectal cancer biomarkers. (nih.gov)
  • During the first half of the year I was exposed to a wide variety of analytical techniques in a range of taught modules. (warwick.ac.uk)
  • New 3-D printing technique enables faster, better, and cheaper models of patient-specific medical data for research and diagnosis. (scitechdaily.com)
  • 12. Application of electrochemical biosensors in clinical diagnosis. (nih.gov)
  • We aim to bring this technique to a broader range of system and aim to demonstrate it in an electrochemical cell. (nist.gov)
  • Electrochemical methods are categorized into two groups' separation methods and oxidation methods. (hicklebees.com)
  • No separation technique is necessary. (eurekamag.com)
  • The limiting current density (35â ¯mA/cm2) and an electrolysis time of 90â ¯min ( charge passed of 3.68â ¯Aâ ¯h/L) were used in the electrochemical treatment . (bvsalud.org)
  • The new method is expected to be easier and cheaper to operate for chromium analysis than the current techniques. (nih.gov)
  • A Feature Paper should be a substantial original Article that involves several techniques or approaches, provides an outlook for future research directions and describes possible research applications. (mdpi.com)
  • Electrochemical techniques are an alternative to the electrochemical and chemical responses in the electrochemical cell, which leads to the treatment of liquid, gas, and solids conceivable. (hicklebees.com)
  • This would be achieved by fabricating a nanoscale dye sensitized solar cell and imaging local photoelectrochemical activities using the new techniques. (warwick.ac.uk)
  • Using electrophysiological, cell biological, molecular genetic and biochemical techniques combined with transgenic animal models, our laboratory investigates the structure-function relationships, pharmacology, cellular regulation and molecular interactions of the members of the SLC1 and the SLC6 families. (nih.gov)
  • Because transport is electrogenic they can monitor their activity using electrophysiological (patch-clamp) techniques. (nih.gov)
  • Although electrochemical biofilm control has been studied for decades, the literature is often conflicting, as is detailed in this review. (nih.gov)
  • A good review of these techniques is available. (cdc.gov)
  • 4. Review of Electrochemical DNA Biosensors for Detecting Food Borne Pathogens. (nih.gov)
  • 7. Electrochemical biosensing of mosquito-borne viral disease, dengue: A review. (nih.gov)
  • The electrochemical treatment process has significant considerations in recent times due to its flexibility and environmental compatibility. (hicklebees.com)
  • Combined use of coagulation (M. oleifera) and electrochemical techniques in the treatment of industrial paint wastewater for reuse and/or disposal. (bvsalud.org)
  • The instrument uses a stripping voltammetry technique to measure carbon monoxide. (harvard.edu)
  • A) Bacterial attachment leading to biofilm formation on a metal surface without electrochemical control. (nih.gov)
  • There are also other techniques which use a similar sampling and analysis scheme. (cdc.gov)
  • This membrane containing a di-ammonium dicationic ligand preconcentrates chromate for its electrochemical analysis. (nih.gov)
  • Glutamate transporters harness the energy stored in the electrochemical gradients for Na+, H+, and K+ to force glutamate into cells against its concentration gradient. (nih.gov)
  • Traditional high-resolution imaging techniques struggle to efficiently capture the phenomenon in its early stages due to multiple issues such as a small, non-representative field of view, the limits of imaging across time-scales, the inability to recover three-dimensional (3D) information from 2D images, and the undesired modification of source materials from sample preparation. (nature.com)
  • The result of that impromptu collaboration is a new technique that allows images from MRI, CT, and other medical scans to be converted easily and quickly into physical models with unprecedented detail. (scitechdaily.com)
  • The authors conclude that the method provides a simple, accurate technique for determining the epoxy content of samples containing as little as 1microeq epoxide. (cdc.gov)
  • 8. Isothermal exponential amplification techniques: From basic principles to applications in electrochemical biosensors. (nih.gov)
  • The authors believe that, with the correct design, electrochemical biofilm control has great potential for industrial use. (nih.gov)
  • 13. Recent Advances on Electrochemical Biosensing Strategies toward Universal Point-of-Care Systems. (nih.gov)
  • Electrochemical scanning probe microscopies (EC-SPM), with the inherent ability to resolve site-specific electrochemical heterogeneities, are the perfect platform to couple with techniques capable of resolving composition and structural information. (illinois.edu)

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