Conţinutul numărului revistei |
Articolul precedent |
Articolul urmator |
627 0 |
SM ISO690:2012 URSACHI, Veaceslav, SYRBU, Nicolae, ALBU, Sergiu, ZALAMAI, Victor, TIGINYANU, Ion, BOYD, Robert W.. Artificial birefringence introduced by porosity in GaP. In: Semiconductor Science and Technology, 2005, vol. 20, pp. 745-748. ISSN 0268-1242. DOI: https://doi.org/10.1088/0268-1242/20/8/016 |
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Semiconductor Science and Technology | ||||||
Volumul 20 / 2005 / ISSN 0268-1242 | ||||||
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DOI:https://doi.org/10.1088/0268-1242/20/8/016 | ||||||
Pag. 745-748 | ||||||
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Rezumat | ||||||
Porosity-induced birefringence in a GaP membrane is studied using a method based on the analysis of beats in unpolarized and polarized transmittance spectra as well as in angular dependence of optical spectra. Birefringence as high as ne - no ≤ 0.25 was measured in a porous GaP membrane with the degree of porosity close to 40%. The measured values of n e and no are compared with those calculated in the frame of effective medium theory for a GaP membrane with appropriate morphology. |
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Cuvinte-cheie Anisotropy, Birefringence, Crystal growth from melt, opacity, porosity, scanning electron microscopy |
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