Results 21 to 30 of about 159,026 (296)

λ/2 Fabry Pérot micro-resonators in single molecule spectroscopy

open access: yesEPJ Web of Conferences, 2018
Embedded in a tuneable λ/2-FabryPérot micro-resonator the radiative relaxation of a dye molecule or quantum dot can reproducibly be modified allowing to determine their quantum yield, control Förster energy-transfer or localize them with nanometer ...
Meixner Alfred J.   +4 more
doaj   +1 more source

Michael Pupin and physical chemistry [PDF]

open access: yes, 2016
Michael Pupin is a great Serbian-American inventor, professor and scientist; best known for his huge contributions to the development of modern telecommunication and X-ray imaging.
Potkonjak, Nebojša I.
core   +6 more sources

Synthesis of Nanometer Sized Bis- and Tris-trityl Model Compounds with Different Extent of Spin–Spin Coupling

open access: yesMolecules, 2018
Tris(2,3,5,6-tetrathiaaryl)methyl radicals, so-called trityl radicals, are emerging as spin labels for distance measurements in biological systems based on Electron Paramagnetic Resonance (EPR).
J. Jacques Jassoy   +4 more
doaj   +1 more source

Understanding the Sensing Mechanism of Rh2O3 loaded In2O3

open access: yesProceedings, 2018
The effect of Rh loading on CO sensing was studied for the case of In2O3. This was done by performing measurements with sensors based on loaded and unloaded materials that were performed at an operation temperature of 300 °C in the presence of low ...
Inci Boehme   +5 more
doaj   +1 more source

Strong inverse kinetic isotope effect observed in ammonia charge exchange reactions

open access: yesNature Communications, 2020
Inverse kinetic isotope effects (KIEs) are rarely observed. Here, the authors report an inverse KIE in the charge transfer reaction of $${{\rm{Xe}}}^{+}$$ Xe+ with ammonia.
L. S. Petralia   +4 more
doaj   +1 more source

A Kinetic Zipper Model and the Assembly of Tobacco Mosaic Virus [PDF]

open access: yes, 2012
We put forward a modified Zipper model inspired by the statics and dynamics of the spontaneous reconstitution of rodlike tobacco mosaic virus particles in solutions containing the coat protein and the single-stranded RNA of the virus.
Afd Theoretical Physics (ITF)   +14 more
core   +2 more sources

Phase behaviour of colloids with short-range repulsions plus nonadsorbing polymer chains [PDF]

open access: yes, 2013
The colloidal gas–liquid phase behaviour has been studied for aqueous mixtures of well-defined spherical particles with short-ranged repulsions mixed with relatively monodisperse poly(ethylene oxide) polymers.
Brader, Joseph M.   +12 more
core   +2 more sources

Computational physical organic chemistry using the empirical valence bond approach

open access: yes, 2019
There has been growing interest in applying the empirical valence bond approach to a range of (bio)chemical problems, primarily to study enzymatic and non-enzymatic catalysis, but also to studying other processes such as excited state chemistry and ...
Kamerlin, Shina C. Lynn,   +5 more
core   +1 more source

Theoretical Investigation of Amino-Acid Adsorption on Hydroxylated Quartz Surfaces: Dispersion can Determine Enantioselectivity

open access: yes, 2020
This document is the unedited Author's version of a Submitted Work that was subsequently accepted for publication in Physical Chemistry Chemical Physics, copyright © Royal Society of Chemistry after peer review.
Price, Alastair J. A., Johnson, Erin R.
core   +2 more sources

Integrating mass spectrometry with MD simulations reveals the role of lipids in Na+/H+ antiporters

open access: yesNature Communications, 2017
Na+/H+antiporters transport sodium or lithium ions across the membrane in exchange for protons. Here the authors combine ion mobility mass spectrometry and molecular dynamics simulations to uncover a facilitating role for lipids in the transport ...
Michael Landreh   +10 more
doaj   +1 more source

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