bakr hamza (11 resultados)

Condición: New. pp. 64.

Taschenbuch. Condición: Neu. Structural and optical properties of ZnS thin films | Thin Films Physics | Hamza Bakr (u. a.) | Taschenbuch | 64 S. | Englisch | 2014 | LAP LAMBERT Academic Publishing | EAN 9783659581717 | Verantwortliche Person für die EU: BoD - Books on Demand, In de Tarpen 42, 22848 Norderstedt, info[at]bod[dot]de | Anbieter: preigu.

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Taschenbuch. Condición: Neu. This item is printed on demand - it takes 3-4 days longer - Neuware -The II - VI semiconductors, such as Zinc Sulphide (ZnS) have attracted growing interest owing to their possible application in electro-optic device, it is important semiconductor material for the development of various modern technologies of solid - state devices. Zinc Sulphide have wide direct band gap of about (3.50 -4.1) eV in the UV region; it is used as a key material for blue light emitting diodes and other optoelectronic devices such as cathodluminescent displays , multilayer dielectric filters, electroluminescent displays and multilayer dielectric filters. Zinc Sulpide is highly studied as a window layer in hetrojunction photovoltaic solar cells because the wide band decreases the window absorption loss and improve the short circuit current of the cell. In the area of optics ZnS can be used as reflector, because of it's high visible range. There have been various studies on the bulk and thin film characteristics of ZnS including optical and electrical properties. Zinc sulfide has two types of crystal structures; hexagonal wurtzite and cubic zinc blende, it has a cubic crystal structure in its most stable state. 64 pp. Englisch.

Condición: New. Print on Demand pp. 64 2:B&W 6 x 9 in or 229 x 152 mm Perfect Bound on Creme w/Gloss Lam.

Condición: New. PRINT ON DEMAND pp. 64.

Condición: New. Dieser Artikel ist ein Print on Demand Artikel und wird nach Ihrer Bestellung fuer Sie gedruckt. Autor/Autorin: Bakr HamzaDr. Hamza Bakr Salman has obtained his MSc. degree in radiation physics and PhD degree in solid state physics. Since then he has worked in different position in the College of Education for pure Science University of Basra.

Kartoniert / Broschiert. Condición: New. Dieser Artikel ist ein Print on Demand Artikel und wird nach Ihrer Bestellung fuer Sie gedruckt. Autor/Autorin: Bakr HamzaDr. Hamza Bakr Salman has obtained his PhD degree in Solid State Physics in 2003. Since then he has worked in different position in the college of Education University of Basrah, Iraq. He is the auther of many related paper.

Taschenbuch. Condición: Neu. This item is printed on demand - Print on Demand Titel. Neuware -The II - VI semiconductors, such as Zinc Sulphide (ZnS) have attracted growing interest owing to their possible application in electro-optic device, it is important semiconductor material for the development of various modern technologies of solid - state devices. Zinc Sulphide have wide direct band gap of about (3.50 -4.1) eV in the UV region; it is used as a key material for blue light emitting diodes and other optoelectronic devices such as cathodluminescent displays , multilayer dielectric filters, electroluminescent displays and multilayer dielectric filters. Zinc Sulpide is highly studied as a window layer in hetrojunction photovoltaic solar cells because the wide band decreases the window absorption loss and improve the short circuit current of the cell. In the area of optics ZnS can be used as reflector, because of it's high visible range. There have been various studies on the bulk and thin film characteristics of ZnS including optical and electrical properties. Zinc sulfide has two types of crystal structures; hexagonal wurtzite and cubic zinc blende, it has a cubic crystal structure in its most stable state.VDM Verlag, Dudweiler Landstraße 99, 66123 Saarbrücken 64 pp. Englisch.

Taschenbuch. Condición: Neu. nach der Bestellung gedruckt Neuware - Printed after ordering - The II - VI semiconductors, such as Zinc Sulphide (ZnS) have attracted growing interest owing to their possible application in electro-optic device, it is important semiconductor material for the development of various modern technologies of solid - state devices. Zinc Sulphide have wide direct band gap of about (3.50 -4.1) eV in the UV region; it is used as a key material for blue light emitting diodes and other optoelectronic devices such as cathodluminescent displays , multilayer dielectric filters, electroluminescent displays and multilayer dielectric filters. Zinc Sulpide is highly studied as a window layer in hetrojunction photovoltaic solar cells because the wide band decreases the window absorption loss and improve the short circuit current of the cell. In the area of optics ZnS can be used as reflector, because of it's high visible range. There have been various studies on the bulk and thin film characteristics of ZnS including optical and electrical properties. Zinc sulfide has two types of crystal structures; hexagonal wurtzite and cubic zinc blende, it has a cubic crystal structure in its most stable state.

Taschenbuch. Condición: Neu. nach der Bestellung gedruckt Neuware - Printed after ordering - In the present work we report an extended theoretical study to determine the charge state of the secondary particle emitted during the sputtering process. An investigation on the evolution of the ion-surface interaction along the trajectory of the moving particle away from the metal surface is highlighted. Accordingly, the charge exchange process between the emitted secondary particle and the solid surface is studied through out two mainly derived treatments, namely the semiclassical probability rate equation (based on the electron tunneling model) and the configurations interaction treatment. In the semiclassical probability rate equation we assumed that the occupation of the atomic level of the emitted secondary ions on leaving the solid surface can be changed following two competing processes of resonance charge exchange while all the electronics excitations are assumed to dissipate rapidly.