• Sorption isotherms collected from tables in the seminal dissertation, "The Thermodynamics and Hysteresis of Adsorption" by A. J. Brown, have been digitized and made publicly available, along with supporting software scripts that facilitates usage of the data. (nist.gov)
  • The isotherms include laboratory measurements of xenon, krypton, and carbon dioxide adsorption (and, when possible, desorption) isotherms on a single sample of Vycor glass, at various temperatures including subcritical conditions for xenon and krypton. (nist.gov)
  • The highlight of this dataset is the collection of "scanning" isotherms for xenon on Vycor at 131 K. The scanning isotherms examine numerous trajectories through the adsorption-desorption hysteresis region, such as primary adsorption and desorption scanning isotherms that terminate at the hysteresis boundary, secondary scanning isotherms made by selective reversals that return to the boundary, and closed scanning loops. (nist.gov)
  • Physical adsorption isotherms were experimentally determined for these engineered proteins, allowing for direct calculation of the available ligand density present on coated surfaces. (frontiersin.org)
  • We performed argon adsorption isotherms on a sample of Cu-BTC metal-organic framework at several different temperatures between 66 and 143 K using an in-house built volumetric adsorption setup. (aiche.org)
  • In this study, we use adsorption isotherms, spectrophotometry, and small-angle neutron scattering to develop a better understanding of the effect of spatial confinement on the assembled state and catalytic performance of gold (Au) NPs in propylamine-functionalized SBA-15 and MCM-41 mesoporous silica materials (mSiO2). (ornl.gov)
  • The adsorption isotherms data were analyzed using Langmuir, Freundlich, Temkin, and Dubinin-Radushkevich models. (hindawi.com)
  • Besides, the removal mechanisms of Cu(II) were explored by initial pH effects, adsorption isotherms and kinetic studies. (hindawi.com)
  • The adsorption of gases and solutes is usually described through isotherms, that is, the amount of adsorbate on the adsorbent as a function of its pressure (if gas) or concentration (for liquid phase solutes) at constant temperature. (wikipedia.org)
  • Adsorption isotherms measured using small molecules such as argon, nitrogen or carbon dioxide, are usually exploited to determine the pore size distributions of the porous materials. (cecam.org)
  • Adsorption isotherms (Langmuir, Freundlich and Dubinin-Radushkevich (D-R)) and thermodynamic parameters were calculated and obtained data were evaluated. (scialert.net)
  • The adsorption equilibrium data were fitted well with the Langmuir isotherm, which revealed that the maximum adsorption capacities for monolayer saturation of Cd(II), Pb(II), and Cu(II) were 0.555, 0.733 and 0.827 mmol/g, respectively. (iwaponline.com)
  • The results obtained from equilibrium isotherm adsorption studies of Cu 2+ ion were an-alyzed in five adsorption models namely: Langmuir, Freundlich, Temkin, Elovich and Dubin- Ra-dushkevich. (scirp.org)
  • Malek, A. and Farooq, S. (1996) Comparison of Isotherm Models for Hydrocarbon Adsorption on Activated Carbon. (scirp.org)
  • The adsorption process accorded with the Langmuir adsorption isotherm model, and the high fitting degree with the quasi-second-order adsorption kinetic model accorded with chemical adsorption. (pjoes.com)
  • Freundlich isotherm model fitted pretty well with the isotherm experiment data, and the isotherm experimental data were preferably described by pseudo-second order model indicating the chemical adsorption process, and the intra-particle diffusion also involved in the adsorption process. (eeer.org)
  • Irving Langmuir was the first to derive a scientifically based adsorption isotherm in 1918. (wikipedia.org)
  • It is the most common isotherm equation to use due to its simplicity and its ability to fit a variety of adsorption data. (wikipedia.org)
  • Thermodynamic studies indicated that the adsorption is physical, which is consistent with the results of the isotherm models. (scialert.net)
  • This dataset was originally used to test the independent domain theory of adsorption and continues to support successor theories of adsorption/desorption scanning hysteresis including more recent theories based on percolation models. (nist.gov)
  • ISO 24353:2008 specifies a test method for determining moisture adsorption/desorption properties of building materials in response to humidity variation. (iso.org)
  • ISO 24353:2008 also defines the adsorption/desorption efficiency of building materials, measured as the change in mass of a specimen moved from a given space to another one of different relative humidity and equal temperature. (iso.org)
  • Moisture adsorption/desorption properties of materials are measured under conditions of a single cycle and several cycles. (iso.org)
  • [4] The term sorption encompasses both adsorption and absorption, and desorption is the reverse of sorption. (wikipedia.org)
  • In all these applications knowing the structure of the carbon, both in the pristine state and under operation, usually involving adsorption/desorption of species, is key to understanding and predicting the performance of the process. (cecam.org)
  • The accurate characterisation of microporous carbons and their evolution upon adsorption/desorption presents a number of challenges associated with the disordered nature of these materials and the multiphysics, and often multi-scale, character of the processes at play. (cecam.org)
  • The adsorption-desorption process was performed for five successive cycles. (aaqr.org)
  • The physicochemical properties, MB adsorption properties and mechanism of RSB600 and M-RSB600 were studied. (mdpi.com)
  • Al substitution in goethite is common in soils, and has strong influence on the structure and physicochemical properties of goethite. (jesc.ac.cn)
  • The physicochemical surface properties of the substrate have an impact on the protein adsorption and its activity. (doria.fi)
  • Effect of ethanol, phytic acid and citric acid treatment on the physicochemical and heavy metal adsorption properties of corn starch. (bvsalud.org)
  • In this sense, the physicochemical characterisation of different industrial (technical) lignins are performed exploiting different methods, like Brunauer-Emmett-Teller N2 adsorption, particle size distribution, Fourier transform infrared spectroscopy, ultraviolet-visible absorption spectroscopy, gel permeation chromatography, and thermogravimetric analysis. (lu.se)
  • The measured physicochemical properties will help in proposing potential valorisation routes for these lignin streams within the project scope, focusing on their depolymerisation and subsequent biological conversion to value-added chemicals and fuels. (lu.se)
  • Characterization and adsorption tests suggested electrostatic interaction played a key role in MO removal, accompanied by intermolecular hydrogen bond, π-π dispersion interaction and pore filling collectively. (eeer.org)
  • Take part in this webinar on the surface characterization of pharmaceuticals using gas adsorption. (anton-paar.com)
  • Once a particle is adsorbed, it does not detach from or diffuse on the substrate, thus representing an extended random sequential adsorption model. (aps.org)
  • Random sequential adsorption (RSA) refers to a process where particles are randomly introduced in a system, and if they do not overlap any previously adsorbed particle, they adsorb and remain fixed for the rest of the process. (wikipedia.org)
  • The blocking process has been studied in detail in terms of the random sequential adsorption (RSA) model. (wikipedia.org)
  • Langmuir, I. (1916) The Constitution and Fundamental Properties of Solids and Liquids: Part I. Solids. (scirp.org)
  • The Langmuir model was found to provide the best fit, and the calculated adsorption capacity was 151.35 mg/g. (hindawi.com)
  • Chitosan synthesized locally with a degree of deacetylation 71% and chitosan with a degree of deacetylation 68% from Sigma Aldrich were used to investigate adsorption of Cu 2+ ion in aqueous solution. (scirp.org)
  • Wan, M.W., Kan, C.C., Rogel, B.D. and Dalida, M.L.P. (2010) Adsorption of Copper (II) and Lead (II) Ions from Aqueous Solution on Chitosan-Coated Sand. (scirp.org)
  • The artificial neural networks (ANN) are carried out for prediction of adsorption efficiency for the removal of Sr(II) ions from aqueous solution by eggshell (ES) and bone ash-hydroxyapatite (BA-HAp). (scialert.net)
  • Among numerous treatment processes, activated carbons (ACs) adsorption is widely used because of its simple design, easy accessibility, and high efficiency [ 14 ]. (hindawi.com)
  • Adsorption is present in many natural, physical, biological and chemical systems and is widely used in industrial applications such as heterogeneous catalysts , [8] [9] activated charcoal , capturing and using waste heat to provide cold water for air conditioning and other process requirements ( adsorption chillers ), synthetic resins , increasing storage capacity of carbide-derived carbons and water purification . (wikipedia.org)
  • Common ways to characterise porous carbons include gas adsorption and X-ray diffraction. (cecam.org)
  • Researchers are considering PIMs as replacements for the activated carbons and zeolites used during industrial gas adsorption processes because they can be chemically tuned to specific contaminants, and do not require thermal regeneration. (sciencedaily.com)
  • We study the adsorption of gold nanospheres onto cylindrical and spherical glass surfaces from quiescent particle suspensions. (cdc.gov)
  • The use of a quartz crystal microbalance with dissipation (QCM-D) to study the adsorption of particles larger than 100 nm, such as liposomes, viruses, and nano/micro-plastics, remains challenging owing to the lack of appropriate models for data evaluation. (lu.se)
  • The protonated part of hydroxyl and carboxyl group of CLPP combine with negative part of Congo red dye for adsorption of dye molecules. (iwaponline.com)
  • Adsorption is the adhesion [1] of atoms , ions or molecules from a gas, liquid or dissolved solid to a surface . (wikipedia.org)
  • Brunauer, Emmett and Teller's model of multilayer adsorption is a random distribution of molecules on the material surface. (wikipedia.org)
  • The porous architecture allows adsorption of guest molecules with high efficiency, which is advantageous for rapid detection of the guest molecules. (nature.com)
  • Adsorption of dye molecules on different positions of the B3O3 nanosheet leads to the. (researchgate.net)
  • This competitive nature of protein adsorption may be used as a mechanism for selective detection and separation of proteins. (biosensingusa.com)
  • The kinetic parameters were evaluated utilizing the pseudo-first-order and pseudo-second-order equations, and the adsorption kinetics followed the mechanism of the pseudo-second-order equation for all systems studied, evidencing chemical sorption as the rate-limiting step of adsorption mechanism and not involving a mass transfer in solution. (scirp.org)
  • The mechanism of adsorption is also highly complex and difficult to model and simulate using conventional mathematical modelling due to the interaction of more number of adsorption process variables 11 . (scialert.net)
  • The resulting ACs were used for the adsorption of Cu(II) from aqueous solutions in the batch mode and yielded a superior adsorption capacity of 139.08 mg/g. (hindawi.com)
  • Our results fit well with theory, which predicts that particle adsorption rates depend strongly on surface geometry and can exceed the planar surface deposition rate by over two orders of magnitude when particle diffusion length is large compared to surface curvature. (cdc.gov)
  • The validity of a viscoelastic model based on Kelvin-Voigt theory was assessed, and the model was used to evaluate particle adsorption data obtained from QCM-D measurements. (lu.se)
  • Therefore, this engineered protein adsorption approach allows for the facile preparation of tunable, quantifiable, and reproducible surfaces for in vitro studies of cell-ligand interactions and for potential application as coatings on neural implants. (frontiersin.org)
  • DOI: 10.1016/j.cis.2019.102061] We examine here the micellization of mono-rhamnolipids and di-rhamnolipids in aqueous solutions and their adsorption on solid surfaces, and discuss the effects of rhamnolipid headgroup, rhamnolipid purification, and presence of salt in water. (aiche.org)
  • One such example is the Vroman effect exhibited by protein adsorption onto surfaces. (biosensingusa.com)
  • LMW proteins are first injected, and adsorption of the proteins on the surfaces is monitored with SPR in real time. (biosensingusa.com)
  • FIG. 2 shows an example of the adsorption and displacement profiles of sequentially injected proteins with low and then high molecular weight proteins on bare-gold (black line), COOH¯-terminated SAM (red line) and OH¯-terminated SAM (blue line) surfaces. (biosensingusa.com)
  • Hydrophobic interactions can cause biomolecules to aggregate, and also play a major role in biomolecular adsorption from water onto hydrophobic surfaces [ 11 , 12 ]. (omicsonline.org)
  • Among biomolecules , protein adsorption to surfaces poses a unique challenge, apparent through the plethora of attention in the literature [ 13 - 18 ]. (omicsonline.org)
  • The surfaces consist of tapers and microspheres fabricated from optical fibers and were coated with a polycation, enabling irreversible nanosphere adsorption. (cdc.gov)
  • They should be able to explain the fundamental importance of surfaces and how their structures and properties can differ from that of bulk materials. (lu.se)
  • They should be able to give an account for and apply the real space as well as the reciprocal space nomenclature used to describe surfaces and the adsorption on surfaces. (lu.se)
  • surface-specific problems in physics, chemistry, nanoscience, and biology · the description of surface structures, adsorption at surfaces, and alloys · scanning tunnelling microscopy techniques for surface analysis. (lu.se)
  • This important effect arises from the fact that protein adsorption capability onto a surface depends on motility, which is intimately related to its molecular weight. (biosensingusa.com)
  • Zeng, X.F. and Ruckenstein, E. (1996) Supported Chitosan-Dye Affinity Membranes and Their Protein Adsorption. (scirp.org)
  • A straightforward way to control protein surface adsorption is to use buffers at pH extremes, to either operate above the isoelectric point of proteins, or suppress ionization of silanol groups at the channel walls [ 10 , 21 ]. (omicsonline.org)
  • Protein adsorption is the first event taking place at the biomaterial-tissue interface, which is vital to the subsequent cellular behavior and further influence the biomaterial-tissue interaction. (bioinfor.com)
  • In this work, the protein adsorption behavior of a novel CPS bioceramic was evaluated using the proteomics technology. (bioinfor.com)
  • Protein coatings can be prepared in order to take advantage of their biological functions such as specific binding properties and the ability to enhance or reduce cellular adhesion. (doria.fi)
  • During this evolutionary process, the experimental basis of the current (multiple) views on proteins have adapted to and exploited the unique physi- protein hydration, with an emphasis on the dynamic cal properties of liquid water (Eisenberg & Kauzmann aspects. (lu.se)
  • The results have shown that the adsorption efficiency and adsorption properties of the plane-tree adsorbents are significantly higher than those of other trees. (nuu.uz)
  • Testing the suggested technique with groundwater resulted in an 82% CR adsorption efficiency. (iwaponline.com)
  • The removal efficiency of the adsorbent is to be considered an output layer and the adsorption parameters such as pH, time, initial concentration, temperature etc., are to be considered an input layer of the ANN model. (scialert.net)
  • From the results we can see that the adsorption capacities of Cd(II), Pb(II), and Cu(II) increase with increasing pH of the solution. (iwaponline.com)
  • From the binding energies calculated through DFT calculations at different loading capacities, adsorption of Xe is found to be stronger as compared to adsorption of Kr, and the binding energy is found to increase with loading. (fao.org)
  • The irreversible adsorption on a patterned substrate is studied through extensive Monte Carlo simulations. (aps.org)
  • The simplest RSA model related to deposition of spherical particles considers irreversible adsorption of circular disks. (wikipedia.org)
  • Irreversible adsorption of gold nanospheres on fiber optical tapers and microspheres. (cdc.gov)
  • Crini, G. (2008) Application of Chitosan, a Natural Aminopolysaccharide, for Dye Removal from Aqueous Solutions by Adsorption Processes Using Batch Studies: A Review of Recent Literature. (scirp.org)
  • The adsorption of Mo (VI) on chitosan-modified magnetic nanoparticles was still over 90% after 3 regenerations. (pjoes.com)
  • More importantly, our results provide a sustainable approach for removal of Mo (VI), chitosan-modified magnetic nanoparticles have more potential to be exploited and utilized for metal adsorption. (pjoes.com)
  • Mallakpour S, Ezhieh AN, Effect of Starch-MWCNT@ Valine Nanocomposite on the Optical, Morphological, Thermal, and Adsorption Properties of Chitosan , Journal of Polymers and the Environment, 25 (2017) 875-883. (ac.ir)
  • The real-time adsorption and displacement of the proteins were monitored and quantified in real time by SPR. (biosensingusa.com)
  • The SPR angle does not return to the original value, indicating irreversibly adsorption of the LMW proteins. (biosensingusa.com)
  • Thirdly, the increased adsorption of FN1, IGF1 and COL1A2 proteins on CPS explains its better ability on bone regeneration than HA. (bioinfor.com)
  • Fourthly, the increased adsorption of IGF1, CHAD, COL2A1 and THBS4 proteins on CPS explains its ability on cartilage formation. (bioinfor.com)
  • Lastly, the increased adsorption of immunological related proteins on CPS may also play a positive role in bone regeneration. (bioinfor.com)
  • The surface properties of the coatings and adsorption of proteins were studied. (doria.fi)
  • Adsorption of proteins to the two-component latex surface resulted in a patterned structure. (doria.fi)
  • Physico-chemical and adsorption properties of activated adsorbents obt" by Rakhimjon Paygamov, Izzat Eshmetov et al. (nuu.uz)
  • As a result of the investigations, the adsorbents of activated coal at different temperatures and with water vapor were extracted from plane-tree, ash-tree, Cherry, Apricot, nut stems were received and their physico-chemical and adsorption properties were determined. (nuu.uz)
  • 14. Handanov D.A. Thermodynamics of the adsorption of certain vapors of organic matter in modified monmorillonites. (nuu.uz)
  • Pseudo first-order model, pseudo second-order model, and intraparticle diffusion model were applied to describe the adsorption processes. (hindawi.com)
  • The adsorption kinetic data were found to follow the pseudo second-order model. (hindawi.com)
  • Properties of ideal gases and real fluids will be derived from Equations of State and applied in the analysis of simple flow processes. (queensu.ca)
  • A semi‒pilot-scale adsorption reactor was fabricated to remove a volatile organic compound (VOC) gases mixture (BTEX). (aaqr.org)
  • A major advance in the science of surface catalysis was the development of a method for determining the surface area of catalysts (and other materials) by measuring the multimolecular adsorption of nitrogen at liquid nitrogen temperatures or the adsorption of other gases close to their boiling points . (britannica.com)
  • Metal-organic frameworks (MOFs) gained immense research interest for adsorption and separation of various important gases because of their fine tunable pore chemistry and topology. (fao.org)
  • By adjusting the pH value of the water sample, the adsorption process of molybdenum was completed after oscillating the adsorbed molybdenum for a period of time between composite nanometer adsorbent and Mo (VI) at a certain speed. (pjoes.com)
  • Citrus limetta peel powder is cheap, effective and potential adsorbent for Congo red adsorption from wastewater. (iwaponline.com)
  • [3] While adsorption does often precede absorption, which involves the transfer of the absorbate into the volume of the absorbent material, alternatively, adsorption is distinctly a surface phenomenon, wherein the adsorbate does not penetrate through the material surface and into the bulk of the adsorbent. (wikipedia.org)
  • The mesoscale picture provided by pore size distributions remains insufficient to model a number of phenomena as adsorbate-adsorbent interactions at the atomistic scale can affect macroscopic properties significantly. (cecam.org)
  • The MB equilibrium adsorption capacity of M-RSB600 reached 268.46 mg/g, which was 65.6% higher than that of RSB600. (mdpi.com)
  • An established way to enhance the sensitivity of the chromic properties in the solid state is to form a microporous structure with a large surface area. (nature.com)
  • Adsorption, ion exchange and chromatography are sorption processes in which certain adsorbates are selectively transferred from the fluid phase to the surface of insoluble, rigid particles suspended in a vessel or packed in a column. (wikipedia.org)
  • Once suitable atomistic models have been generated, additional challenges come with the simulation of adsorption processes. (cecam.org)
  • It follows from such considerations that whereas physical adsorptions, which parallel the ease of liquefaction of the adsorbed substance, occur spontaneously, chemisorption, which involves the making and breaking of chemical bonds, often requires activation energies (energy needed to initiate reactions) as do uncatalyzed chemical processes. (britannica.com)
  • SP-B and SP-C work in concert to facilitate rapid adsorption and spreading of DPPC as a monolayer to lower the surface tension at the alveolar air-fluid interface in vivo during expiration, thus preventing atelectasis. (medscape.com)
  • The assembled state of nanoparticles (NPs) within porous matrices plays a governing role in directing their biological, electronic, and catalytic properties. (ornl.gov)
  • This study aimed to investigate and explore the possibility of using eggshell powder (ES) and natural hydroxyapatite (HAp) derived from chicken bone for adsorption of Sr(II) ions from aqueous solutions. (scialert.net)
  • In addition, ANN model is an effective technique in modeling, estimation and prediction of adsorption process for Sr(II) ions onto ES and BA-HAp. (scialert.net)
  • Among various treatment methods adsorption process is one of the most effective and economically feasible alternative methods used to remove metal ions from waste solutions. (scialert.net)
  • Beginning with fundamental surface and anchoring properties of liquid crystals and the definition of the nematic phase, the authors explain how selective ion adsorption, dielectric energy density, thickness dependence, and bias voltage dependence influence the uniform alignment of liquid crystals and affect the performance of liquid crystal devices. (routledge.com)
  • Preparation and enhanced mechanical properties of hybrid hydrogels comprising ultralong hydroxyapatite nanowires and sodium alginate. (nature.com)
  • 16. Rakhmatkariyeva F.G. Adsorption-calorimetric determination of the properties of ion-molecular complexes in synthetic zeolites: Abstract of the dissertation of the Doctor of Chemical Sciences (DSc), Tashkent, (2018). (nuu.uz)
  • 18. Doliev G.A. Adsorption energy in molecular samples, rutile and illite: Abstract of the dissertation for the degree of Doctor of Philosophy in Chemical Sciences, 48 pp. (2017). (nuu.uz)
  • 19. Abdurakhmanov E.B. Adsorption of ammonia and benzene in Foyazit type zeolites: Abstract for the Doctor of Philosophy (PhD) in the field of chemical sciences, 48 pp. (2019). (nuu.uz)
  • Applications of quantum chemical calculations to investigations of molecular and materials properties, as well as development and applications of classical reaction dynamics simulations. (lu.se)
  • The elucidation of such lignin fractions properties is crucial in the direction of understanding its complex molecular structure, boosting its homogeneity, and fostering technologies for advanced lignin-based materials. (lu.se)
  • The full geometry optimization, electric field gradient, NBO analysis, thermodynamic properties, electronical parameters, and IR spectrum were carried out by the density functional theory (DFT) with three parameter hybrid functionals of Becke B3LYP and the 6-311++g(2d,2p) basis set. (nanochemres.org)
  • Our experimental adsorption data is in excellent agreement with our Grand Canonical Monte Carlo (GCMC) simulation results as well as with results from previous theoretical and experimental studies done by Vishnyakov et al. (aiche.org)
  • 13. Makarevich N.A., Bogdanovich N.I. The theoretical basis of adsorption. (nuu.uz)
  • Experimental results indicated that adsorption of Sr(II) was highly pH dependent and strontium removal at relatively high at pH 5 for BA-HAp and pH 6 for ES. (scialert.net)
  • Acting in a reverse direction are minor constituents of the reacting system or unwanted products of the reaction, which by preferential adsorption on the reaction sites and resistance to removal give rise to poisons for the process. (britannica.com)
  • To solve the double problems of methylene blue (MB) pollution in water and waste of straw resources, rape straw biochar (RSB 600 ) was made by thermal decomposition of discarded rape residues at 600 °C, and modified RSB600(M-RSB 600 ) was prepared after treatment with NaOH for MB adsorption. (mdpi.com)
  • The ANN is one of the data based non-traditional tools for modeling of the adsorption process. (scialert.net)
  • These studies are limited in the literature although there is no study about the artificial neural networks was used for modeling of adsorption of Sr(II) from aqueous solutions by eggshell and bone ash. (scialert.net)
  • This paper presents an overview of a novel PSA (pressure swing adsorption) plant, the details of the gas injection tests and CFD modeling work. (cdc.gov)
  • The physical and chemical characteristics of the prepared PACs were investigated by BET adsorption, SEM, and FT-IR. (hindawi.com)
  • It is not readily biodegradable and based on its physical-chemical properties and its high susceptibility to oxidative metabolism in higher organisms it is not expected to bio-accumulate. (janusinfo.se)
  • The properties of water in biological systems have been studied for well over a century by a wide range of physical techniques, but progress has been slow and erratic. (lu.se)
  • The properties of water in biological systems have been are discussed, we emphasize magnetic-relaxation tech- studied for well over a century by a wide range of physical niques and, in particular, MRD. (lu.se)
  • Surface Adsorption of Particles: General Characteristics. (routledge.com)
  • Researchers aim to learn more about their fascinating characteristics and how to exploit their material properties for new technologies. (lu.se)
  • They also discuss fundamental equations regulating the adsorption phenomenon and the dynamic aspects of ion adsorption phenomenon in liquid crystalline systems. (routledge.com)
  • The effects of experimental parameters such as pH value, initial concentration, contact time and temperature on the adsorption were studied. (iwaponline.com)
  • Chemisorption can occur over a wide temperature range, the most effective temperature for adsorption depending on the nature of the catalyst. (britannica.com)
  • Firstly, the dramatically enhanced adsorption of FN1 could greatly promote cell adhesion and growth. (bioinfor.com)
  • Technically speaking, the lignin surface properties are affected by the biomass substrate source and the pretreatment process conditions. (lu.se)
  • The aim of this work was to develop a paper-based test platform for biochemical and biological assays by modifying the surface properties of the latex or pigment coated paper substrates. (doria.fi)
  • Adsorption and Catalytic Activity of Gold Nanoparticles in Mesoporous Silica: Effect of Pore Size and Dispersion Salinity. (ornl.gov)
  • Mechanical properties of hierarchically structured nanoporous materials are determined by the solid phase stiffness and the pore network morphology. (figshare.com)
  • Through digital preservation and release of the tables from Brown's dissertation, these data are now more easily accessible and can continue to find use in developing models of adsorption for fundamental and practical applications. (nist.gov)
  • An improved fundamental understanding of biosurfactant self-assembly and adsorption properties is important for their utilization in environmental and consumer products applications. (aiche.org)
  • This fundamental study demonstrates the critical role of confinement and dispersion salinity on the adsorption and catalytic performance of NPs. (ornl.gov)
  • The adsorption was an exothermic process. (iwaponline.com)
  • The exact nature of the bonding depends on the details of the species involved, but the adsorption process is generally classified as physisorption (characteristic of weak van der Waals forces ) or chemisorption (characteristic of covalent bonding). (wikipedia.org)
  • Understanding the properties of the lignins increases the possibility to optimize the purification process. (lu.se)
  • Enhanced adsorption of benzene vapor on granular activated coal under humid conditions due to shifts in hydrophobicity and total micropore volume. (nuu.uz)
  • While ladder polymers have an abundance of micropores for gas adsorption, the extra stiffness from the rigid ring components makes them notoriously difficult to dissolve for solution processing. (sciencedaily.com)
  • We develop first-principles-based methods for prediction of atomic arrangements and properties in advanced materials and develop tools for the prediction and interpretation of experimental x-ray absorption spectra, microscopy images, etc. (nist.gov)
  • The materials were employed for the adsorption of Mo (VI) from water. (pjoes.com)
  • The surface properties of paper can be modified by various surface treatments and paper is also well suited for printing of functional materials. (doria.fi)
  • Particles attempting adsorption can only stick to the substrate if they do not overlap previously adsorbed ones (excluded volume interaction) and if their geometrical centers land inside a cell. (aps.org)