Results 41 to 50 of about 2,789 (229)

Incoherent QENS study of chemical hydrogels based on poly (vinyl alcohol) [PDF]

open access: yes, 2001
In this study we report on an incoherent QENS experiment carried out at the IRIS beamline of the ISIS facility on a chemical hydrogel based on poly (vinyl alcohol).
Cavalieri F   +16 more
core   +1 more source

Inelastic and quasi-elastic neutron scattering. Application to soft-matter

open access: yesEPJ Web of Conferences, 2018
Microscopic dynamical events control many of the physical processes at play in condensed matter: transport, magnetism, catalysis and even function of biological assemblies.
Berrod Quentin   +3 more
doaj   +1 more source

Uncovering the Dynamics of Confined Water Using Neutron Scattering: Perspectives

open access: yesFrontiers in Physics, 2022
The main characteristic of liquid water is the formation of dynamic hydrogen bond networks that occur over a broad range of time scales from tens of femtoseconds to picoseconds and are responsible for water’s unique properties. However, in many important
Heloisa N. Bordallo, Gerald R. Kneller
doaj   +1 more source

Collective dynamics of glass-forming polymers at intermediate length scales: a synergetic combination of neutron scattering, atomistic simulations and theoretical modelling [PDF]

open access: yes, 2015
Qens/wins 2014 - 11th International Conference on Quasielastic Neutron Scattering and 6th International Workshop on Inelastic Neutron Spectrometers / editado por:Frick, B; Koza, MM; Boehm, M; Mutka, HMotivated by the proposition of a new theoretical ...
Álvarez González, Fernando   +2 more
core   +1 more source

Investigations of structural and dynamical mechanisms of ice formation regulated by graphene oxide nanosheets

open access: yesStructural Dynamics, 2021
Recent research indicates that graphene oxide (GO) nanosheets can be used to regulate ice formation by controlling critical ice nucleus growth in water at supercooling temperatures.
Shengkai Zhang   +8 more
doaj   +1 more source

Dynamics of water within Cu-loaded zeolites: A quasielastic neutron scattering study

open access: yesCatalysis Communications, 2022
Quasielastic Neutron Scattering (QENS) was employed in order to probe the dynamics of water confined within copper-loaded MOR, MFI and CHA zeolite frameworks in the temperature range 100–300 K.
Vainius Skukauskas   +2 more
doaj   +1 more source

Simple analytical model for fitting QENS data from liquids

open access: yesPhysica B: Condensed Matter, 2019
The advent of new generation of neutron spectrometers for quasielastic scattering measurements has demonstrated the need for multi-component (at least two-component) fitting of data collected from liquids.
E. Mamontov   +3 more
semanticscholar   +1 more source

A New Look into the Mode of Action of Metal-Based Anticancer Drugs

open access: yesMolecules, 2020
The mode of action of Pt- and Pd-based anticancer agents (cisplatin and Pd2Spm) was studied by characterising their impact on DNA. Changes in conformation and mobility at the molecular level in hydrated DNA were analysed by quasi-elastic and inelastic ...
M. Paula M. Marques   +7 more
doaj   +1 more source

Differences in Water Dynamics between the Hydrated Chitin and Hydrated Chitosan Determined by Quasi-Elastic Neutron Scattering

open access: yesBioengineering, 2023
Recently, it was reported that chitin and chitosan exhibited high-proton conductivity and function as an electrolyte in fuel cells. In particular, it is noteworthy that proton conductivity in the hydrated chitin becomes 30 times higher than that in the ...
Yuki Hirota   +4 more
doaj   +1 more source

Dynamics of Methyl Iodide Clathrate Hydrate, Investigated by MD Simulations and QENS Experiments [PDF]

open access: yes, 2016
This article presents a comprehensive study of the dynamic properties of the methyl iodide molecule encapsulated in the large cage of the corresponding type II clathrate hydrates between 150 K and room temperature.
M. Russina (2184297)   +4 more
core   +1 more source

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