• Leading the Center for Electron Microscopy, I see my task as beeing threefold: -- guarantee a high level Electron Microscopy at EPFL by providing research in new techniques of Electron Microscopy. (epfl.ch)
  • The fields currently covered are: - Computational Electron Microscopy with the JEMS programm (P. Stadelmann) - Angular resolved Electron Energy Loss Spectrometry (C. Hébert) - Three dimensional imaging and Chemical Analysis in a FIB. (epfl.ch)
  • She obtained her Ingeneer degree (physics) and her PhD degree (design of a new energy filter for transmission electron microscopy, under the direction of Prof. B. Jouffrey) at the Ecole Centrale in Paris. (epfl.ch)
  • NMR results, supported by X-ray photoelectron spectroscopy and electron microscopy, reveal that the actual composition of the deposited layer is an amorphous Al-O-F phase. (weizmann.ac.il)
  • Together with basic optical and electron microscopy, diffraction, spectroscopic, spectrometric, and imaging data allow the interpretation of polyphase and composite materials through the integration of bulk and detailed information at different space scales. (geoscienceworld.org)
  • The presence of a 0.3 to 1.9 nm thick surface layer of disordered nanomaterial separating the cubic ZnS cores and its shrinking to a few atomic layers by mass loss after annealing up to 350 °C was observed by high resolution transmission electron microscopy. (acs.org)
  • The various branches of science that reveal the general historical, functional, and chemical basis of all biological evolution include electron microscopy, genetics, paleontology (including paleontology), and molecular biology. (scienceandinventions.com)
  • Using a combination of X- ray photoelectron spectroscopy, scanning tunneling microscopy, and low-energy electron diffraction, we take advantage of graphene's sensitivity to changes in its chemical environment to obtain an atomic scale understanding of different reactions occurring above and below the film. (lu.se)
  • Electrons are negativly charged and charged particle orbits lose energy, also the proton is positivley charged, therefore the electrons should smash into the proton, making atoms impossible. (rationalresponders.com)
  • XFELs produce ultra-bright, ultra-short pulses of X-ray light that allow scientists to capture the behavior of molecules, atoms, and electrons with unprecedented detail on the natural timescales on which chemistry, biology, and material changes occur. (newswise.com)
  • For the hypothesis of atoms is not a product of modern science. (wikisource.org)
  • Seeing reactions at the molecular level is not quite so easy, but knowing exactly when and how chemical bonds form or atoms move around is crucial to understanding chemical processes. (wisc.edu)
  • Weakly bound, atomic and molecular, clusters have been the subject of many studies to investigate structures, dynamics and energetics of nano-scale objects, with the goal to understand the evolution of their properties from isolated atoms to the bulk solid. (lu.se)
  • This research lies at the crossing between three different areas of atomic, molecular, and optical (AMO) physics: attosecond science, photoionization /dissociation of atoms and molecules, and quantum information. (lu.se)
  • Quantum information has preferentially considered simpler systems than electrons in atoms or molecules like photons, ions in a trap, cold atoms, superconducting circuits, etc. (lu.se)
  • We photoionize atoms using short extreme ultraviolet pulses and probe the emitted electron with a delayed, spectrally tunable, bichromatic infrared pulse. (lu.se)
  • We use a combination of ultrafast electron diffraction and excited state wavepacket simulations to image structural dynamics through the pericyclic minimum of a photochemical electrocyclic ring-opening reaction in the molecule α-terpinene. (bvsalud.org)
  • One of the most important reactions is the recombination of molecular ions with electrons at low (down to 10 K) temperatures leading to a dissociation of the molecule. (mpg.de)
  • Integrated Ocean Drilling Program (IODP) Expedition 347 to the Baltic Sea in 2013 was in line with the IODP Science Plan main research theme "Deep biosphere responses to glacial-interglacial cycles," addressing questions such as deep biosphere evolution, its biogeochemical processes, and how the postglacial diffusive penetration of conservative seawater ions may alter the chemical composition and microbial physiology in the subseafloor biosphere. (iodp.org)
  • Thermally induced changes in the structure and composition of the shell of tightly aggregated cubic ZnS/Zn(OH) 2 core-shell quantum dots of 1.9 nm average core size were investigated by multifrequency electron paramagnetic resonance of Mn 2+ probing ions. (acs.org)
  • Plasma refers to an ionized gas containing an approximately equal number of positive ions and electrons. (britannica.com)
  • An electron beam is drawn from the filament and accelerated across the region in which the ions are formed and toward the electron trap. (britannica.com)
  • The tandem mass spectrometer ran in Multiple Reaction Monitoring (MRM) mode where the precursor ions fragmented with nitrogen gas in the collision cell at a defined electron voltage. (cdc.gov)
  • The resultant product ions registered an interpretable signal via the electron multiplier. (cdc.gov)
  • The extreme complexity in understanding the series of sequential events lies in the interplay between electrons and ions especially when the times scales are similar. (lu.se)
  • Furthermore, the splitting of molecules by recombination with electrons at low temperature is a resonant quantum collision. (mpg.de)
  • Study with Quizlet and memorize flashcards containing terms like Molecules, Atomic Theory of Matter, Kinetic Theory of Matter and more.Assess your students' science comprehension with the Science: Matter and Energy Answer Key-Revised. (rettet-oberwoehr.de)
  • Theoretical Chemistry involves the development of new mathematical models to describe the properties of molecules, using techniques from quantum mechanics, statistical mechanics, and chemical dynamics. (gatech.edu)
  • Electron Collisions with Molecules in the Gas Phase. (routledge.com)
  • Hydrogen can undergo transfer, exchange and migration processes, having considerable impact on the chemical behavior of these molecules. (osti.gov)
  • Fundamental studies of photoelectrochemical processes in complex materials, including photophysics and photochemistry of light-harvesting and light-emitting molecules, as well as energy and electron transfer processes in supramolecular systems and molecular-semiconductor hybrid nanomaterials. (lu.se)
  • The reduced purity is due to entanglement between the ion and the electron, induced by the spin-orbit interaction .A PhD thesis has been successfully defended on this subject (Hugo Laurell, June 2023). (lu.se)
  • My research builds on my extensive experience with ultrafast optical laser science and technology. (stanford.edu)
  • In a new study published March 15 in Proceedings of the National Academy of Sciences, University of Wisconsin-Madison physics professor Uwe Bergmann and his collaborators have turned ultrafast x-ray pulses into something more akin to an optical laser, with cleaner, directional pulses. (wisc.edu)
  • Around a decade ago, researchers began using powerful x-ray free-electron lasers, which allow them to make ultrafast movies of molecular changes in real time on the femtosecond scale (one thousand times slower than an attosecond). (wisc.edu)
  • We currently focus on ultrafast light-induced processes in earth-abundant photocatalytic systems in collaboration with colleagues at the Chemical Physics Division at Lund University. (lu.se)
  • Attosecond science, which is the science of generation and application of attosecond light pulses, has become a well-established research field that goes across several traditional areas such as Ultrafast and Nonlinear Optics, Atomic and Molecular Physics, and Condensed Matter Physics. (lu.se)
  • The newly upgraded Linac Coherent Light Source (LCLS) X-ray free-electron laser (XFEL) at the Department of Energy's SLAC National Accelerator Laboratory successfully produced its first X-rays. (newswise.com)
  • Newswise - The newly upgraded Linac Coherent Light Source (LCLS) X-ray free-electron laser (XFEL) at the Department of Energy's SLAC National Accelerator Laboratory successfully produced its first X-rays, and researchers around the world are already lined up to kick off an ambitious science program. (newswise.com)
  • We report the demonstration of optical compression of an electron beam and the production of controllable trains of femtosecond, soft x-ray pulses with the Linac Coherent Light Source (LCLS) free-electron laser (FEL). (stanford.edu)
  • Science cannot study God, or explain man's soul, behavior, or the difference between right and wrong, or the origin of the universe, or Creation. (rettet-oberwoehr.de)
  • It then introduces new theoretical studies on the physicochemical and chemical stages that describe the behavior of electrons in liquid hydrocarbons and the high-LET radiolysis of liquid water. (routledge.com)
  • In other words, we aim at developing "attosecond quantum electronics", quantum electronics not referring here to the physics of few-level systems in a laser medium, but to the quantum behavior of ultrashort electron wavepackets created by the absorption of attosecond light pulses. (lu.se)
  • The light from SLAC's LCLS-II will illuminate the smallest and fastest phenomena in the universe and lead to big discoveries in disciplines ranging from human health to quantum materials science," said U.S. Secretary of Energy Jennifer M. Granholm. (newswise.com)
  • Even the great physicist Erwin Schrödinger, after he made revolutionary discoveries in quantum theory, formulated the wave equation and won the Nobel Prize in Physics, finally devoted himself to life sciences and looked at biological phenomena from the perspective of physics. (scienceandinventions.com)
  • Quantum chemical investigations of semiconductor nanomaterials and surfaces, including first principles atomistic calculations of pure and sensitized transition metal oxide (MOx) wide bandgap semiconductor nanoparticles, as well as III-V nanostructured materials. (lu.se)
  • Gas phase molecular reactions define the chemical composition and evolution of these environments. (mpg.de)
  • The measurements include a setup for merging an electron beam with a stored molecular ion beam at relative velocities reaching down to ~10 K equivalent. (mpg.de)
  • XFELs have been instrumental in many scientific achievements, including the creation of the first "molecular movie" to study complex chemical processes, watching in real time the way in which plants and algae absorb sunlight to produce all the oxygen we breathe, and studying the extreme conditions that drive the evolution of planets and phenomena such as diamond rain. (newswise.com)
  • Gupta and Singharoy are both researchers in the Biodesign Center for Applied Structural Discovery and ASU's School of Molecular Sciences. (asu.edu)
  • Biotechnology is based on the pure life sciences of genetics, microbiology, animal cell culture, molecular biology, embryology and cell biology. (scienceandinventions.com)
  • Life science engineering is concerned with the application of engineering principles and methods to living organisms and is used in fields such as stem cell engineering, biochips and biosensors, and molecular bioinformatics. (scienceandinventions.com)
  • A popular science presentation about Sustainable Solar Energy Conversion covering several modern and emerging molecular and materials technologies for solar energy conversion is offered on demand. (lu.se)
  • Fundamental aspects of chemical reactions and complex molecular processes in extreme environments relevant is presented in a popular science presentation entitled "The molecular evolution of the universe" loosely based on the book chapter "Molecular awakenings" ("Molekylära uppvaknanden" in Swedish) in P. Persson, in Liv - Utomjordiskt, Syntetiskt, Artificiellt , J. Abbott and E. Persson (Eds. (lu.se)
  • The premises and equipment of the Department of Biology are modern and have almost everything a biologist needs, from molecular laboratories, and electron and confocal microscopes to a field station, and wind tunnels. (lu.se)
  • The proteins that make up the molecular machinery of life tends to fragment the research field into method-oriented have been perfected by several billion years of evolution subspecialties that rarely confront each other. (lu.se)
  • It accelerates electrons through a copper pipe at room temperature, which limits its rate to 120 X-ray pulses per second. (newswise.com)
  • Here we report a 'radiation-damage-free' structure of PSII from Thermosynechococcus vulcanus in the S1 state at a resolution of 1.95 ångströms using femtosecond X-ray pulses of the SPring-8 ångström compact free-electron laser (SACLA) and hundreds of large, highly isomorphous PSII crystals. (rcsb.org)
  • When these pulses hit a manganese atom, a lower-level electron is ejected and the hole it leaves is rapidly filled by a higher-level electron. (wisc.edu)
  • Matter exposed to these ultrashort XUV light pulses ionizes and temporally-confined coherent electron wave packets are created. (lu.se)
  • Attosecond science emerged at the beginning of the millennium, with the main emphasis first on the generation of attosecond pulses. (lu.se)
  • However, this theory was revised by Rutherford into electrons orbiting an atomic nucleus of protons. (rationalresponders.com)
  • The X-ray Nanoprobe allows scientists to examine the chemical structure of their samples at micron to nano lengthscales, which is complemented by the nano to atomic resolution of the imaging at ePSIC. (lightsources.org)
  • This upgrade to the most powerful X-ray laser in existence keeps the United States at the forefront of X-ray science, providing a window into how our world works at the atomic level. (newswise.com)
  • Their work may lead to visualizing chemical reactions faster than ever at the atomic scale. (wisc.edu)
  • Photoionization of an atomic electron is followed by electronic relaxation which results in a migration of charge within the atom. (lu.se)
  • Building on Mozumder's and Hatano's Charged Particle and Photon Interactions with Matter: Chemical, Physicochemical, and Biological Consequences with Applications (CRC Press, 2004), Charged Particle and Photon Interactions with Matter: Recent Advances, Applications, and Interfaces expands upon the scientific contents of the previous volume by covering state-of-the-art advances, novel applications, and future perspectives. (routledge.com)
  • Hydrated electrons play a major role in many physical, chemical and biological processes. (phys.org)
  • We have opened a time window for looking at chemical processes with attosecond [one billionth of one billionth of a second] precision. (wisc.edu)
  • Thanks to the inert character of graphene, we can discern the dissociation due to the interaction with the electron beam from any surface- induced dissociation processes. (lu.se)
  • This research laboratory has ongoing research programmes in astronomy and astrophysics, atmospheric sciences and aeronomy, planetary and geosciences, Earth sciences, Solar System studies and theoretical physics. (wikipedia.org)
  • Physics is a natural science that also encompasses concepts like force and motion. (rettet-oberwoehr.de)
  • Physical Science-Learn the foundational principles of chemistry and physics with Science: Matter and Energy. (rettet-oberwoehr.de)
  • Our gifted undergraduate and graduate students together with postdoctoral research scientists and faculty, drive a plethora of research projects that span not only the full breadth of modern chemistry and biochemistry, but also related disciplines in physics, biology, mathematics, computer science and engineering. (gatech.edu)
  • The last set of chapters focuses on applications in health physics and cancer therapy, applications to polymers, the applications and interface formation in space science and technology, and applications for the research and development of radiation detectors, environmental conservation, plant breeding, and nuclear engineering. (routledge.com)
  • Journal of Chemical Physics. (princeton.edu)
  • Joining Singharoy and Gupta were corresponding authors Christophe Chipot from the Department of Physics, University of Illinois at Urbana− Champaign and Leonid Sazanov , Institute of Science and Technology (IST), Klosterneuburg, Austria. (asu.edu)
  • http://www.teokem.lu.se/people/seniors/persson/) from the Division of Theoretical Chemistry at Lund University, and will be conducted in collaboration with experimental groups at the Chemistry Department at Lund University including the groups of Prof. Kenneth Wärnmark (coordinating Principal Investigator, CAS), Prof. Arkady Yartsev (Chemical Physics), and Prof. Reine Wallenberg (CAS). (lu.se)
  • The dynamic duo comprises the two postdoctoral fellows Simon Escobar Steinvall , a material scientist from the Centre for Analysis and Synthesis, and Zehan Yao , a spectroscopy expert from the Chemical Physics Division. (lu.se)
  • the study of the relationship between chemical reactions and the laws of thermodynamics. (rettet-oberwoehr.de)
  • Low-Energy Electron Stimulated Reactions in Nanoscale Water Films and Water:DNA Interfaces. (routledge.com)
  • The n-paraffin hydroisomerization catalyzed by bifunctional catalysts is one of the most important reactions in the chemical industry. (phys.org)
  • We use a combination of time-resolved spectroscopic measurements and computational simulations to investigate the dynamics of chemical reactions. (lu.se)
  • Researchers from the University of Leicester brought a fragment of the Ryugu asteroid to Diamond's Nanoprobe beamline I14 where a special technique called X-ray Absorption Near Edge Spectroscopy (XANES) was used to map out the chemical states of the elements within the asteroid material, to examine its composition in fine detail. (lightsources.org)
  • These results are a step toward attosecond spectroscopy with x-ray FELs as well as future FEL schemes relying on optical compression of an electron beam. (stanford.edu)
  • Different methods of optical spectroscopy and their use to examine chemical and physical properties are addressed at an advanced level. (lu.se)
  • Attosecond coherent electron motion in Auger-Meitner decay. (stanford.edu)
  • The minimum energy configurations of 12 electrons on a sphere produce an icosahedron. (scienceblogs.com)
  • Such sources are found with many electrode configurations, including electron-emitting filaments, and operate with wide ranges of pressures and voltages. (britannica.com)
  • In this interactive session we will consider headline findings from the recent reports such as Diversity landscape of the chemical sciences, Breaking the barriers , and Exploring the workplace for LGBT+ physical scientists . (rsc.org)
  • In fact, it would be wrong to conclude that scientists generally explain all aspects of life, including human consciousness, in physical and chemical terms only. (scienceandinventions.com)
  • This work is related to a very hot topic which lies in the borderline between Surface Science and Catalysis: the oxidation of CO on Ruthenium surfaces. (ucm.es)
  • One- or Two-electron Water Oxidation, Hydroxyl Radical or H2O2 Evolution. (stanford.edu)
  • These findings provide a structural basis for the mechanism of oxygen evolution, and we expect that this structure will provide a blueprint for the design of artificial catalysts for water oxidation. (rcsb.org)
  • We use graphene to investigate copper oxidation undercover, revealing that its presence stabilizes a Cu 2 O phase undercover, delaying the evolution toward complete oxidation (CuO). (lu.se)
  • have shown that electron-ion recombination at cryogenic conditions can proceed at dramatically different rates (also higher) compared to the room-temperature conditions in previous experiments. (mpg.de)
  • The amorphous nature of the glass sample is responsible for a high dielectric loss, leading to efficient microwave absorption and consequently lower effective microwave power and an increase in sample temperature which leads to further reduction of the electron relaxation time. (weizmann.ac.il)
  • That since they travel in waves, only certain energies are allowed otherwise, an electron would smash into the nucleus.There are many formulas that indicate whether or not an electron energy level jump is possible or not. (rationalresponders.com)
  • Leading chemical and biological science researchers and emerging investigators from a broad range of backgrounds will come together to explore and celebrate the theme of the 2021 symposium: Biohybrid Approaches to Sustainable Energy Conversion. (rsc.org)
  • chemical energy. (rettet-oberwoehr.de)
  • every chemical bond contains they type of potential energy. (rettet-oberwoehr.de)
  • Terms/formula review for A Beka's Science: Matter and Energy--Chapters 3.1-3.2 'States of Matter: 'Kinetic Theory of Matter' and 'Solids' ' Try Magic Notes and save time. (rettet-oberwoehr.de)
  • Easily grade quizzes and tests for Abeka's Science: Matter and Energy, Quiz/Test Book Volume 1, Second Edition with this easy-to-follow Quiz/Test Key. (rettet-oberwoehr.de)
  • Answers are clearly ….The scope of science is limited to the study of matter and energy in the present. (rettet-oberwoehr.de)
  • Science relies on assumptions.Abeka Science Matter and Energy Quiz 23. (rettet-oberwoehr.de)
  • The corresponding textbook, Science: Matter and Energy contains several evaluation and application exercises to help your students grasp science concepts. (rettet-oberwoehr.de)
  • From 2013 to 2016, Dr. McKone was a postdoctoral researcher in the Department of Chemistry and Chemical Biology at Cornell University studying electrocatalysis and battery energy storage. (pitt.edu)
  • Dr. McKone's research group studies fundamentals and applications of electrochemistry, photochemistry, and materials design with an eye toward improving environmental sustainability in the energy and chemical sectors. (pitt.edu)
  • The electrochemical CO 2 reduction reaction (CO 2 RR) to eliminate excess CO 2 and produce fuels/chemicals under mild conditions provides a sustainable way to maintain carbon balance and alleviate the energy shortage. (rsc.org)
  • Optical compression was achieved by modulating the energy of an electron beam with the laser and then compressing with a chicane, resulting in high current spikes on the beam which we observe to lase. (stanford.edu)
  • Photosynthesis converts light energy into biologically useful chemical energy vital to life on Earth. (rcsb.org)
  • it is a visionary exploration into the realms of renewable energy, poised to reshape the landscape of materials science and light-based technologies. (lu.se)
  • In some M. G. Science Institute rooms, the laboratory was initiated with few research students and assistants. (wikipedia.org)
  • This milestone ensures our leadership in the field of X-ray science and propels us forward to future innovations," said Stephen Streiffer, SLAC's interim laboratory director. (newswise.com)
  • I was a postdoctoral scholar at Lawerence Berkeley National Laboratory before returning to SLAC to lead the attosecond science group. (stanford.edu)
  • The laboratory for chemical analysis is a service lab for inorganic analysis. (lu.se)
  • A dechirper was then used to selectively control the lasing region of the electron beam. (stanford.edu)
  • In this research line we have employed a combination of infrared and electron spectroscopies to probe surface species after the adsorption and further evolution of methanol on Ru(0001). (ucm.es)
  • Benefiting from the well-defined active centers in single atom catalysts (SACs), the coordination bond, bond length/angle, etc. can be modulated to affect the selectivity/activity towards the CO 2 RR, which relies on electron transfer, adsorption states and so on. (rsc.org)
  • The team also studied the asteroid grains using an electron microscope at Diamond's electron Physical Science Imaging Centre ( ePSIC ). (lightsources.org)
  • As a research assistant at the Vienna University of Technology, she was one of the main participant to the CHIRALTEM project dealing with the measurement of magnetic circular dichroism in the electron microscope. (epfl.ch)
  • Our first objective is to characterize electron wavepackets created by photoionization. (lu.se)
  • In the fall of 2016, he joined the faculty in the Department of Chemical and Petroleum Engineering at the University of Pittsburgh as an Assistant Professor. (pitt.edu)
  • Interaction with the evolutionary sciences has helped reveal how general providence, when coupled with chance, can do much of the work normally attributed to special providence. (counterbalance.org)
  • This virtual meeting is the next iteration in the Chemical Science symposia series hosted by the Royal Society of Chemistry. (rsc.org)
  • Under the banner of our flagship diamond open access journal, Chemical Science , we'll be shining a spotlight on cutting-edge chemistry research and giving it the sort of attention that drives scientific progress and makes a difference. (rsc.org)
  • The Royal Society of Chemistry believe that the chemistry should be for everyone but sadly our recent research has shown that the chemical sciences are not yet a fair and welcoming environment for all. (rsc.org)
  • Extending the light absorption from ultraviolet (UV) to near-infrared (NIR) region and improving photocarrier separation efficiency of photocatalysts are of vital importance for solar-driven H2 evolution. (phys.org)
  • 1958). Few studies have investigated whether the ability of terpenes to facilitate chemical absorption correlates with increased irritation potentials. (cdc.gov)
  • The pristine asteroid samples enabled the collaborators to explore how space weathering can alter the physical and chemical composition of the surface of carbonaceous asteroids like Ryugu. (lightsources.org)
  • BBOP focuses on aerosols-solid particles or liquid droplets in the air-measuring their size, optical properties, cloud condensation effects, and chemical composition. (bnl.gov)
  • Among the most recurrent topics in Surface Science is the identification of active sites for a given catalytic reaction. (ucm.es)
  • Applied Surface Science. (elsevierpure.com)
  • This thesis addresses how graphene can be a valuable asset for surface science studies. (lu.se)
  • Altogether this thesis provides several examples of how graphene can be integrated into surface science studies and paves the way for its implementation in the surface science field. (lu.se)
  • The School of Life Sciences and the Centre for Applied Entomology and Parasitology has a long established expertise in insect genetics, entomology, virology and parasitology. (keele.ac.uk)
  • Enhancing the Performance of Ni-Mo Alkaline Hydrogen Evolution Electrocatalysts with Carbon Supports. (pitt.edu)
  • The Sensitivity of Metal Oxide Electrocatalysis to Bulk Hydrogen Intercalation: Hydrogen Evolution on Tungsten Oxide. (pitt.edu)
  • Revisiting trends in the exchange current for hydrogen evolution. (pitt.edu)
  • Trends in the Catalytic Activity of Hydrogen Evolution during CO2 Electroreduction on Transition Metals. (stanford.edu)
  • Understanding the Influence of [EMIM] Cl on the Suppression of the Hydrogen Evolution Reaction on Transition Metal Electrodes. (stanford.edu)
  • Solvent mixtures for improved electron transfer kinetics of titanium-doped polyoxovanadate-alkoxide clusters. (pitt.edu)
  • Harnessing Interfacial Electron Transfer in Redox Flow Batteries. (pitt.edu)
  • However, the low current density, competitive H 2 evolution reaction and uncontrollable product distribution are urgent to be solved. (rsc.org)
  • A highly active and stable IrOx/SrIrO3 catalyst for the oxygen evolution reaction. (stanford.edu)
  • The book also presents new experimental research on the physicochemical and chemical stages with specific characteristics of matter or specific experimental conditions, before covering new experimental studies on the biological stage. (routledge.com)
  • Is there a biological explanation for depression, as opposed to chemical? (thenakedscientists.com)
  • Life sciences is an interdisciplinary field of study devoted to the study of biological life and the internal and external conditions under which it continues. (scienceandinventions.com)
  • Pathogens, such as bacteria, viruses and parasites, that cause disease in humans and animals may depend partially or entirely for their existence on other physical, chemical, or biological factors. (who.int)
  • The Chemical Sciences Division supports the characterization of new, diverse, and technological critical materials. (nist.gov)
  • The surface characteristics of various materials, as well as their chemical and organic origin, when suspended in water, can influence colonization by bacteria [5]. (who.int)
  • The UK's national synchrotron facility, Diamond Light Source, was used by a large, international collaboration to study grains collected from a near-Earth asteroid to further our understanding of the evolution of our solar system. (lightsources.org)
  • The here proposed position includes measurements on the electron-ion recombination under astrophysically relevant conditions. (mpg.de)
  • We find that the drop in enhancement in glasses can be attributed to three main factors: shorter nuclear and electron relaxation times as well as the dielectric properties of glass and crystal. (weizmann.ac.il)
  • Located at the heart of the Faculty of Agriculture and Life Sciences, LSC benefits from proximity to the Department of Life Sciences and a growing number of undergraduate double majors (for example, concurrent majors in Genetics and LSC) and a cohort of postgraduate students, including alumni. (scienceandinventions.com)
  • Compared with the structure from XRD, the OEC in the X-ray free electron laser structure has Mn-Mn distances that are shorter by 0.1-0.2 ångströms. (rcsb.org)
  • Specifically, we use it to investigate the electron-induced dissociation of borazine, a common precursor for Boron Nitride deposition. (lu.se)
  • 1986. Oncogenic response of strain A/J mice to inhaled chemicals. (cdc.gov)
  • ZnO nanowires (NWs) are grown on bulk copper by chemical vapor deposition. (nist.gov)
  • Calculating biotite formula from electron microprobe analysis data using a machine learning method based on principal components regression" by Li et al. (st-andrews.ac.uk)
  • The needs of users vary, as do the chemical form and the amount of sample available for analysis, which may be in submicrogram quantities. (britannica.com)
  • At first, it was thought that the atom resembled a blueberry muffin, where the positive part was the muffin itself, and the blueberries were the electrons, imbedded inside the nucleus. (rationalresponders.com)
  • And so in the youth of science we find some philosophers maintaining the infinite divisibility of matter, and on the other hand the school founded by Leukippos and Demokritos, to whom we owe the conception and the word atom, the indivisible (or at least never divided) particle which forms the ultimate structure of matter. (wikisource.org)