Results 21 to 30 of about 136,279 (344)

Comparative analysis of dielectric, shear mechanical and light scattering response functions in polar supercooled liquids

open access: yesScientific Reports, 2021
The studies of molecular dynamics in the vicinity of liquid–glass transition are an essential part of condensed matter physics. Various experimental techniques are usually applied to understand different aspects of molecular motions, i.e., nuclear ...
K. L. Ngai, Z. Wojnarowska, M. Paluch
doaj   +1 more source

Dielectric relaxation and dipole moment studies of hydrogen bonded complexes for enanthamide and valeramide with halogenated phenols using J-band microwave frequency

open access: yesMaterials Research Express, 2022
Dielectric investigations of hydrogen bonded complexes of Enanthamide and Valeramide with 4-bromophenol, 4-chlorophenol, 4-iodophenol and 4-fluorophenol in benzene were done at 303K, using a J-band (7.22GHz) microwave bench and dielectric relaxation ...
A Aathif Basha   +3 more
doaj   +1 more source

Relation between Dielectric Relaxation and Rheological Properties of Lubricating Greases

open access: yesTribology Online, 2012
The dielectric spectroscopy method was applied to the investigation of the dynamics of base oil and thickener of lubricating grease. In order to observe the dielectric relaxations both of base oil and thickener, the lubricating grease formed from polyol ...
Akihito Suzuki   +3 more
doaj   +1 more source

Dielectric dispersion and thermodynamic behavior of stearic acid binary mixtures with alcohol as co-solvent using time domain reflectometry [PDF]

open access: yesJournal of Advanced Dielectrics, 2017
Dielectric permittivity and relaxation dynamics of binary and ternary mixture of stearic acid on various concentration and their thermodynamic effects are studied. The static dielectric constant (ε0), dielectric permittivity (ε′) and dielectric loss (ε′′)
M. Maria Sylvester   +5 more
doaj   +1 more source

Relaxation of the dielectric response in thin films of vanadium dioxide

open access: yesPhysics of Complex Systems, 2021
The results of studying the processes of dielectric relaxation in thin nanocrystalline films of vanadium dioxide are presented. The existence of a non-Debye relaxation process was revealed, which is due to the presence of a distribution of relaxators ...
Рене Алехандро Кастро Арата   +4 more
doaj   +1 more source

Stretched exponential relaxation and ac universality in disordered dielectrics [PDF]

open access: yes, 2007
This paper is concerned with the connection between the properties of dielectric relaxation and ac (alternating-current) conduction in disordered dielectrics.
Milovanov, Alexander V.   +2 more
core   +3 more sources

Insights into Hydration Dynamics and Cooperative Interactions in Glycerol-Water Mixtures by Terahertz Dielectric Spectroscopy. [PDF]

open access: yes, 2019
We report relaxation dynamics of glycerol-water mixtures as probed by megahertz-to-terahertz dielectric spectroscopy in a frequency range from 50 MHz to 0.5 THz at room temperature.
Ali Charkhesht   +8 more
core   +2 more sources

Approximate square-root-time relaxation in glass-forming liquids [PDF]

open access: yes, 2007
We present data for the dielectric relaxation of 43 glass-forming organic liquids, showing that the primary (alpha) relaxation is often close to square-root-time relaxation.
Albena I. Nielsen   +12 more
core   +3 more sources

Enhancement of the dielectric properties of low density polyethylene grad (LA071) via γ irradiation

open access: yesJournal of Materials Research and Technology, 2021
In this work, we have investigated the dielectric properties of low density polyethylene (LDPE) grad (LA071) samples exposed to different γ irradiation doses ranging from 0 to 50 Gy.
Sameh M. Elghnam   +2 more
doaj   +1 more source

Dielectric Relaxation by Quantum Critical Magnons

open access: yesPhysical Review Letters, 2023
6 pages, 4 figures (SM 7 pages, 6 figures)
Daniel Flavián   +6 more
openaire   +3 more sources

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