Results 21 to 30 of about 4,895,148 (294)

Electron-phonon and electron-electron interactions in organic field effect transistors [PDF]

open access: yes, 2007
Recent experiments have demonstrated that the performances of organic FETs strongly depend on the dielectric properties of the gate insulator. In particular, it has been shown that the temperature dependence of the mobility evolves from a metallic-like ...
A.F. Morpurgo   +12 more
core   +5 more sources

OVERVIEW OF X-RAY FLUORESCENCE SPECTROMETRY [PDF]

open access: yesFiabilitate şi Durabilitate, 2021
One of the techniques used in identifying the constituent chemical elements of a material is the X-ray fluorescence method. From the analysis of X-ray fluorescence data the energy and intensity of the characteristic photons emitted by the sample can be
Nicoleta-Maria MIHUȚ   +1 more
doaj  

Regenerative and Protective Effects on Dental Tissues of a Fluoride–Silicon-Rich Toothpaste Associated with a Calcium Booster: An In Vitro Study

open access: yesDentistry Journal, 2023
Calcium boosters have been used as a supplement for fluoride toothpastes to repair the dental tissues and reduce dentin permeability. This in vitro study aimed to characterize the regenerative and protective effects of the treatment of dental tissues ...
Fabiano Vieira Vilhena   +3 more
doaj   +1 more source

Electron Viscosity, Current Vortices and Negative Nonlocal Resistance in Graphene [PDF]

open access: yes, 2015
Quantum-critical states of diverse strongly correlated systems are predicted to feature universal collision-dominated transport resembling that of viscous fluids.
Falkovich, Gregory, Levitov, Leonid
core   +2 more sources

Total, direct and dissociative electron impact ionization cross sections of the acetylene molecule [PDF]

open access: yesJournal of the Serbian Chemical Society, 2000
The total electron impact ionization cross sections of the acetylene molecule have been measured in the incident electron energy range from threshold to 1000 eV.
Josifov Goran   +3 more
doaj   +3 more sources

Polarization phenomena initiated by electromagnetic interactions of particles with nuclei [PDF]

open access: yesЯдерна фізика та енергетика, 2010
Polarization phenomena in the processes induced by electromagnetic interaction of photons, electrons, nucleons and certain composite particles with nuclei are studied.
V. K. Tartakovsky
doaj  

Role of electron-electron and electron-phonon interaction effect in the optical conductivity of VO2 [PDF]

open access: yes, 2006
We have investigated the charge dynamics of VO2 by optical reflectivity measurements. Optical conductivity clearly shows a metal-insulator transition. In the metallic phase, a broad Drude-like structure is observed.
C. Sommers   +7 more
core   +2 more sources

Electronic Markets and Electronic Hierarchies [PDF]

open access: yesCommunications of the ACM, 1987
Abstract The innovations in information technologies of the past two decades have radically reduced the time and cost of processing and communicating information. These reductions have in turn brought many changes in the ways that tasks are accomplished in firms.
Thomas W. Malone   +2 more
openaire   +1 more source

Mechanisms formation of electron-hole trap centers in LiKSO4 crystall

open access: yesEurasian Journal of Physics and Functional Materials, 2021
The mechanisms of creation of electron-hole trapping centers in LiKSO4 have been investigated by the methods of vacuum and thermal activation spectroscopy.
T.N. Nurakhmetov   +9 more
doaj   +1 more source

Electron-acoustic_solitary_structures_in_two-electron-temperature_plasma_with_superthermal_electrons

open access: yes, 2011
The propagation of nonlinear electron- acoustic waves (EAWs) in an unmagnetized collision- less plasma system consisting of a cold electron fluid, superthermal hot electrons and stationary ions is investigated. A reductive perturbation method is employed
Chen, H., Liu, S. Q.
core   +1 more source

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