Optical constants characterization of As30Se 70−x Sn x thin films using neural networks



Título del documento: Optical constants characterization of As30Se 70−x Sn x thin films using neural networks
Revista: Journal of applied research and technology
Base de datos: PERIÓDICA
Número de sistema: 000427854
ISSN: 1665-6423
Autores: 1
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Instituciones: 1Ain Shams University, Faculty of Education, El Cairo. Egipto
Año:
Periodo: Oct
Volumen: 15
Número: 5
País: México
Idioma: Inglés
Tipo de documento: Artículo
Enfoque: Experimental, aplicado
Resumen en inglés This paper uses an artificial neural network (ANN) and resilient back-propagation (Rprop) training algorithm to determine the optical constants of As30Se 70−x Sn x (0 ≤ x ≤ 3) thin films. The simulated values of the ANN are in good agreement with the experimental data. The ANN models performance was also examined to predict the simulated values for As30Se67Sn3 which was not included in the training and was found to be in accordance with the experimental data. The high precision of the ANN models as well as a great guessing performance have been exhibited. Moreover, the energy gap E g of As30Se 70−x Sn x (0 ≤ x ≤ 9) thin films were calculated theoretically
Disciplinas: Ingeniería
Palabras clave: Ingeniería de materiales,
Películas delgadas,
Arsénico-Selenio-Estaño,
Semiconductores,
Constantes ópticas,
Brecha de energía
Keyword: Materials engineering,
Thin films,
Arsenic-Selenium-Tin,
Semiconductors,
Optical constants,
Energy gap
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