Results 11 to 20 of about 136,279 (344)

Towards dielectric relaxation at a single molecule scale [PDF]

Scientific Reports, 2022
Dielectric relaxation lies at the heart of well-established techniques of dielectric spectroscopy essential to diverse fields of research and technology. We report an experimental route for increasing the sensitivity of dielectric spectroscopy ultimately
Vitalii Stetsovych, Simon Feigl, Radovan Vranik, Bareld Wit, Eva Rauls, Jindřich Nejedlý, Michal Šámal, Ivo Starý, Stefan Müllegger   +8 more
doaj   +2 more sources

Impact of Charge Transfer Complex on the Dielectric Relaxation Processes in Poly(methyl methacrylate) Polymer [PDF]

Molecules, 2022
The impact of the charge transfer complex on the dielectric relaxation processes in free poly(methyl methacrylate) (PMMA) polymer sheets was investigated.
Arwa Alrooqi, Zahra M. Al-Amshany, Laila M. Al-Harbi, Tariq A. Altalhi, Moamen S. Refat, A. M. Hassanien, A. A. Atta   +6 more
doaj   +2 more sources

Dielectric and conductivity relaxation in mixtures of glycerol with LiCl [PDF]

, 2008
We report a thorough dielectric characterization of the alpha relaxation of glass forming glycerol with varying additions of LiCl. Nine salt concentrations from 0.1 - 20 mol% are investigated in a frequency range of 20 Hz - 3 GHz and analyzed in the ...
A. Brodin, A. Hammadi, A. Hammadi, A. Loidl, A. Pimenov, A. Rivera, C.T. Moynihan, D.W. Davidson, F.E. Harris, F.S. Howell, For some recent reviews on the physics of glass-forming materials, see, G.P. Johari, G.P. Johari, H. Sillescu, H. Vogel, However, some deviations of relaxation times from different methods were reported in, K. Nörtemann, K. Pathmanathan, M. Köhler, M.A. Floriano, M.A. Miller, M.A. Ramos, N.B. Olsen, N.O. Birge, P. Debye, P. Debye, P. Lunkenheimer, P. Lunkenheimer, P. Lunkenheimer, P. Lunkenheimer, P. Lunkenheimer, P. Lunkenheimer, P. Lunkenheimer, P. Lunkenheimer, P.B. Macedo, R. Böhmer, R. Richert, R. Schilling, S. Havriliak, U. Schneider, W. Götze   +40 more
core   +2 more sources

Investigation of the temperature dependence of the dielectric relaxation of chlorobenzene, bromobenzene and iodobenzene

Қарағанды университетінің хабаршысы. Физика сериясы
This paper deals with the investigation results of temperature dependence of complex permittivity’sε∗ = έ − iε˝ of chloro, bromo and iodo- benzene at wavelength 11,50 cm and 12,80 cm within the temperature range 20 ÷ -80˚.
С. Азизов
doaj   +3 more sources

Electrical transport and dielectric relaxation mechanism in Zn0.5Cd0.5Fe2O4 spinel ferrite: A temperature- and frequency-dependent complex impedance study [PDF]

Heliyon
In the present study, the frequency-dependent dielectric relaxation and electrical conduction mechanisms in sol-gel-derived Zn0.5Cd0.5Fe2O4 (ZCFO) spinel ferrite were studied in the temperature range of 343–438 K. The formation of the ZCFO spinel ferrite
Raheel Mumtaz, Waqar Hussain Shah, Yousaf Iqbal, Hayat Ullah, Ghulam Asghar, Mubushar Hussain, Mostafa R. Abukhadra, Ahmed M. El-Sherbeeny   +7 more
doaj   +2 more sources

Impedance and Dielectric Relaxation Dynamics in AnE-PVad:PCBM Organic Solar Cell: Insights into Interfacial Polarization and Charge Transport. [PDF]

ACS Omega
Abdallah R, Radaoui M, Ben Fredj A, Romdhane S, Egbe DAM.   +4 more
europepmc   +2 more sources

Study on the terahertz domain dielectric relaxation response and mechanism of thermal‐oxidative aged cross‐linked polyethylene [PDF]

High Voltage
To further study the thermal‐oxidative ageing mechanism of crosslinked polyethylene (XLPE), the terahertz frequency domain dielectric parameters and relaxation phenomena of thermal‐oxidative aged XLPE are analysed using terahertz time domain spectroscopy.
Mengqi Wang, Shihang Wang, Xinyu Li, Yang Feng, Jingran Wang, Shengtao Li   +5 more
doaj   +2 more sources

Synthesis of polar polynorbornenes with high dielectric relaxation strength as candidate materials for dielectric applications.

Mater Adv, 2022
Owusu F, Tress M, Nüesch FA, Lehner S, Opris DM.   +4 more
europepmc   +3 more sources

Jonscher indices for dielectric materials [PDF]

Journal of Advanced Dielectrics, 2019
Two parameters are proposed as Jonscher indices, named after A. K. Jonscher for his pioneering contribution to the universal dielectric relaxation law.
C. L. Wang
doaj   +1 more source

Dielectric spectroscopy and hydrogen bonding studies of 1-chloropropane–ethanol mixture using TDR technique [PDF]

Journal of Advanced Dielectrics, 2019
The time-domain reflectometry technique was exercised to assess the complex permittivities of 1-chloropropane and ethanol along with their binary mixture in the frequency range of 10MHz–50GHz and in the temperature range of 10–25∘C. Dielectric parameters
Ravindra V. Shinde, Avadhut R. Deshmukh, Shital A. Ingole, Ashok C. Kumbharkhane   +3 more
doaj   +1 more source