Open AccessJournal Article
Compositional and structural characterization of silicon nanoparticles embedded in silicon rich oxide
TLDR
In this paper, a dielectric material that contains Si nanoparticles, thus showing novel physical characteristics which permits its use in optoelectric materials, is described and compared to Silicon Rich Oxide (SRO).Abstract:
Resumen en: Silicon Rich Oxide (SRO) is a dielectric material that contains Si nanoparticles, thus showing novel physical characteristics which permitsits use in optread more
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Journal ArticleDOI
Morphological, compositional, structural, and optical properties of Si-nc embedded in SiOx films.
J. Alberto Luna López,J. Carrillo López,D. E. Vázquez Valerdi,Godofredo Garcia Salgado,T. Díaz-Becerril,A. Ponce Pedraza,F. Flores Gracia +6 more
TL;DR: The dependence of PL on the composition, structure, and morphology of the Si-ncs embedded in a matrix of non-stoichiometric SiOx films is analyzed to obtain a relationship between composition, Si-nc size, energy bandgap, PL, and surface morphology.
Journal ArticleDOI
Compositional and optical properties of SiO x films and (SiO x /SiO y ) junctions deposited by HFCVD.
D.E. Vázquez-Valerdi,Jose A. Luna-Lopez,J. Carrillo-López,G. García-Salgado,Alfredo Benítez-Lara,N. D. Espinosa-Torres +5 more
TL;DR: The analysis of the photoluminescence (PL) results using the quantum confinement model suggests the presence of silicon nanocrystal (Si-nc) embedded in a SiOx matrix is present, which leads to good possibilities for proposed novel applications in optoelectronic devices.
Journal ArticleDOI
On the origin of light emission in silicon rich oxide obtained by low-pressure chemical vapor deposition
Mariano Aceves-Mijares,A. A. González-Fernández,R. López-Estopier,A. Luna-López,D. Berman-Mendoza,A. Morales,Ciro Falcony,C. Domínguez,Roberto S. Murphy-Arteaga +8 more
TL;DR: In this article, a brief description of the studies carried out and discussions of the results obtained on electro-, cathode-, and photoluminescence properties of SRO prepared by LPCVD and annealed at 1,100°C are presented.
Journal ArticleDOI
UV enhancement of silicon solar cells using thin SRO films
J. Carrillo-López,Jose A. Luna-Lopez,I. Vivaldo-De la Cruz,Mariano Aceves-Mijares,Alfredo Morales-Sánchez,G. García-Salgado +5 more
TL;DR: In this article, the electrical and optical properties of silicon solar cells with a layer of silicon oxide (SiO2) deposited by SILOX, and with a silicon rich oxide (SRO) film obtained by LPCVD containing silicon nanoparticles (Si-nps) were made.
Journal ArticleDOI
Twofold SiOx Films Deposited by HFCVD: Its Optical, Compositional and Electrical Properties
D. E. Vázquez Valerdi,J. A. Luna López,Godofredo Garcia Salgado,A. Benítez Lara,J. Carrillo López,N. D. Espinosa Torres +5 more
TL;DR: In this paper, two-fold non-stoichiometric silicon oxide (SiOx) films before and after thermal annealing are characterized by different techniques and the absorption and emission properties are correlated w ith quantum effects in Si-nc and defects.