Zobrazeno 1 - 10
of 21
pro vyhledávání: '"R Sabet Dariani"'
Publikováno v:
Iranian Journal of Physics Research, Vol 18, Iss 3, Pp 491-491 (2018)
It is important to examine the factors that determine the properties of graphene. Various factors affect the properties of graphene nanosheets that can revolutionize the use of graphene. One such factor is ultrasonic waves, which have significant eff
Externí odkaz:
https://doaj.org/article/57ece7afebc14609bb1826130a2b10bd
Publikováno v:
Iranian Journal of Physics Research, Vol 4, Iss 1, Pp 91-98 (2003)
A theoretical study of resonant tunneling in multilayered GaAlAs/GaAs structures are presented. The spectrum of resonant energies and its dependence on the barrier structure are analyzed from calculated profiles of barrier transparency versus energy,
Publikováno v:
Journal of Applied Sciences. 2:526-529
Publikováno v:
Iranian Journal of Physics Research, Vol 2, Iss 4, Pp 201-206 (2000)
Porous silicon (PS) layers come into existance as a result of electrochemical anodization on silicon. Although a great deal of research has been done on the formation and optical properties of this material, the exact mechanism involved is not well-u
Publikováno v:
Applied Surface Science. 92:198-203
SiL emission spectra, along with OK and CK emission, have been studied in many films of porous silicon (por-Si) when excited by direct electron bombardment. It is confirmed that there is a high oxygen content in the films, but only a small amount is
Publikováno v:
Journal of Applied Physics. 75:8008-8011
Electroluminescence (EL) in gold‐coated porous silicon has been studied under pulse excitation. The room temperature EL is independent of ambient, unlike photoluminescence (PL). It decreases after 30 min annealing treatments, disappearing after abo
Publikováno v:
Journal of Applied Physics. 73:2321-2325
Samples of porous Si were prepared from p‐type, 10 Ω cm Si under 10 mA cm−2 anodization in aqueous HF (mostly 50%) for 5 min. These showed photoluminescence peaking at 835 nm at 10 K, with full width half maximum of 78 nm, the data showing littl
Autor:
D. Haneman, R. Sabet‐Dariani
Publikováno v:
Journal of Applied Physics. 76:1346-1348
High‐resolution scanning electron microscopy of porous silicon (PS) subjected to various annealing treatments in vacuum has revealed a spheroidal particlelike structure that only becomes clearly apparent after treatment at about 250 °C. This is co
Autor:
D. Haneman, R. Sabet‐Dariani
Publikováno v:
Journal of Applied Sciences. 2:62-63
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