Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Khaled Z.Yahya"'
Publikováno v:
Engineering and Technology Journal, Vol 32, Iss 3B, Pp 434-443 (2014)
In this work, a double frequency Q-switching Nd:YAG laser beam (λ=532nm, laser fluence 1.2 J/cm2 ,repetition rate 10 Hz and the pulse duration 7ns) has been used, to deposit TiO2 thin films pure on glass and Si (111) substrates .The structure proper
Externí odkaz:
https://doaj.org/article/295b1b2eb8d34e548eff98f2a949bc57
Publikováno v:
Engineering and Technology Journal, Vol 31, Iss 4 B, Pp 460-470 (2013)
In this work, Nanostructured TiO2 thin films were grown by pulsed laser deposition (PLD) technique on glass substrates at 300 °C. TiO2 thin films were then annealed at 400-600 °C in air for a period of 2 hours. Effect of annealing on the structure,
Externí odkaz:
https://doaj.org/article/6485b6e349644ca0a98232836ce79334
Publikováno v:
Engineering and Technology Journal, Vol 30, Iss 14, Pp 2493-2506 (2012)
In this work , double layer and three antireflection coating were designed and simulated , optical reflection values were deduced with a matrix formulation via a personal computer using matlab program, six materials has been selected to investigated
Externí odkaz:
https://doaj.org/article/9553b67e807e4d65b221ce4b2466faa7
Autor:
Khaled Z.Yahya, Muhanad Adel Ahmed
Publikováno v:
Engineering and Technology Journal, Vol 30, Iss 1, Pp 43-50 (2012)
In the present paper, nanostructure tin oxide (SnO2) thin films on Si P-type substrates heterojunction solar cell has been made by using a pulsed 532 nm Nd:YAG laser. Deposition of films is achieved at 400 °C substrate temperatures. The X-ray diffra
Externí odkaz:
https://doaj.org/article/916978651b444ce4876e1d2065c0c60c
Autor:
Muhanad Adel, Khaled Z.Yahya
Publikováno v:
Engineering and Technology Journal, Vol 30, Iss 3, Pp 416-425 (2012)
Nanocrystallites of cadmium oxide (CdO) thin films were deposited by pulsed laser deposition technique on glass substrates using Nd:YAG laser at 532nm wave length. X-ray diffraction (XRD) patterns confirmed the nanocrystalline cubic CdO phase formati
Externí odkaz:
https://doaj.org/article/d914b18665294f0cb3d2e9e2b1eccd56
Publikováno v:
Energy Procedia. 119:473-481
Thermal evaporated Sn thin film was deposited followed by atmospheric oxidation annealing at 550°C for 1 h to fabricate nanostructured SnO 2 thin film sensor. The nanostructures were characterized through X-ray diffraction, scanning electron microsc