Results 21 to 30 of about 5,521,327 (281)

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  

Spectral properties of a broadband far infrared photodetector with a new design of active region

open access: yesCondensed Matter Physics, 2023
A quantum theory of spectral parameters and oscillator strengths of quantum transitions in an active region, which contains cascades of wide quantum wells with a complicated potential profile is developed.
M. V. Tkach   +3 more
doaj   +1 more source

Monte Carlo study of medium-energy electron penetration in aluminium and silver

open access: yesNukleonika, 2015
Monte Carlo simulations are very useful for many physical processes. The transport of particles was simulated by Monte Carlo calculating the basic parameters such as probabilities of transmitted–reflected and angular-energy distributions after ...
Aydın Asuman, Peker Ali
doaj   +1 more source

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

ДОСЛІДЖЕННЯ ВПЛИВУ ХАОТИЧНОГО СТРУМУ ЕЛЕКТРОНІВ НА ПАРАМЕТРИ ЕЛЕКТРИЧНОГО ПОЛЯ У ПРИАНОДНІЙ ЗОНІ РОЗРЯДУ

open access: yesElektrotehnìka ta Elektroenergetika, 2010
Розглянуто вплив співвідношення густини розрядного та хаотичного електронних струмів на падіння потенціалу у дифузійній зоні прианодної області. Виконано аналіз впливу вимушеної конвекції на умови існування стійкого дифузного розряду на поверхні анода.
A. V. Ershov, G. I. Camel, I. M. Kotsur
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

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

Effects of Electron-Electron Scattering on Electron-Beam Propagation in a Two-Dimensional Electron-Gas

open access: yes, 2000
We have studied experimentally and theoretically the influence of electron-electron collisions on the propagation of electron beams in a two-dimensional electron gas for excess injection energies ranging from zero up to the Fermi energy. We find that the
A. I. Kopeliovich   +23 more
core   +1 more source

Energy transfer of intrinsic electronic excitation to impurities in the CaSO4 − Mn crystal

open access: yesEurasian Journal of Physics and Functional Materials, 2021
The nature of the impurity emission center and the energy transfer mechanisms from intrinsic electronic excitations to the Mn2+ impurity centers in the CaSO4 − Mn crystal have been investigated.
T.N. Nurakhmetov   +11 more
doaj   +1 more source

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