Título

UV-sensitive optical sensors based on ITO-gallium phosphide heterojunctions

Autor

OLEKSANDR MALIK

FRANCISCO JAVIER DE LA HIDALGA WADE

CARLOS ZUÑIGA ISLAS

JESUS HUMBERTO ABUNDIS PATIÑO

Nivel de Acceso

Acceso Abierto

Resumen o descripción

Design and characteristics of wide-band UV sensors based on ITO/GaP heterostructures are discussed. Such sensors have perfect electrical parameters and high UV-visible sensitivity in comparison with surface-barrier structures using a semitransparent thin metal film as an electrode. Many applications require UV sensors with an effective rejection of visible radiation and a wide temperature operating interval. For this aim, the theoretical modelling of extreme selective optical sensors with a double Ag/ITO thin film on the GaP surface, in which the thin silver film serves as a narrow bandpass filter at 320 nm, has been conducted. With this modelling the optimal thickness combination for the silver and ITO films was found for the maximum rejection of the sensitivity to visible radiation.

Editor

WILEY-VCH Verlag GmbH

&

Co. KGaA, Weinheim

Fecha de publicación

2010

Tipo de publicación

Artículo

Versión de la publicación

Versión aceptada

Formato

application/pdf

Idioma

Inglés

Audiencia

Estudiantes

Investigadores

Público en general

Sugerencia de citación

Oleksandr Malik, et al., (2010). UV-sensitive optical sensors based on ITO-gallium phosphide heterojunctions, Physica Status Solidi C, Vol. 7, (3–4): 1176–1179

Repositorio Orígen

Repositorio Institucional del INAOE

Descargas

352

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