{"id":71160,"date":"2004-10-11T00:00:00","date_gmt":"2004-10-11T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/amorphous-silicon-solar-cells-obtained-by-hot-wire-chemical-vapour-deposition\/"},"modified":"2004-10-11T00:00:00","modified_gmt":"2004-10-11T00:00:00","slug":"amorphous-silicon-solar-cells-obtained-by-hot-wire-chemical-vapour-deposition","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/amorphous-silicon-solar-cells-obtained-by-hot-wire-chemical-vapour-deposition\/","title":{"rendered":"Amorphous silicon solar cells obtained by hot-wire chemical vapour deposition."},"content":{"rendered":"<h2>Tesis doctoral de <strong> David Soler Vilamitjana <\/strong><\/h2>\n<p>La producci\u00f3n de energ\u00eda el\u00e9ctrica mediante la conversi\u00f3n fotovoltaica de la energ\u00eda solar ha dado lugar a una fuente de energ\u00eda alternativa plenamente demostrada desde el punto de vista tecnol\u00f3gico. El silicio cristalino es el material m\u00e1s empleado para la fabricaci\u00f3n de paneles fotovoltaicos, aunque su elevado coste de producci\u00f3n ha dado lugar a la introducci\u00f3n de nuevas tecnolog\u00edas basadas en materiales en l\u00e1mina delgada. El uso de estructuras fotovoltaicas apiladas, en las cuales se combinan materiales en  l\u00e1mina delgada con un diferente ancho de la banda prohibida, permite un mayor aprovechamiento de la radiaci\u00f3n solar, alcanz\u00e1ndose de este modo eficiencias de conversi\u00f3n mayores que con estructuras simples. En cu\u00e1nto a los materiales de dichas c\u00e9lulas solares apiladas, el empleo de silicio nanocristalino  (nc-si:h) en combinaci\u00f3n con silicio amorfo (a-si:h) se presenta como una de las alternativas m\u00e1s prometedoras debido a los bajos costes de producci\u00f3n y a la abundancia del material. Adem\u00e1s, la combinaci\u00f3n de a-si:h y nc-si:h da lugar a dispositivos con mayor estabilidad que los obtenidos con estructuras simples de a-si:h.  la t\u00e9cnica de crecimiento conocida como dep\u00f3sito quimico en fase vapor asistido por filamento caliente (hot-wire cvd) ha sido analizada en la universidad de barcelona desde 1993, dando lugar a tres tesis doctorales hasta la fecha. Dichos estudios se centraron en la investigaci\u00f3n de silicio nanocristalino (nc-si:h) y los correspondientes dispositivos, siendo la presente tesis el primer trabajo centrado en la obtenci\u00f3n y caracterizaci\u00f3n de c\u00e9lulas solares basadas en a-si:h mediante dicha t\u00e9cnica. El empleo de  hot-wire cvd presenta ciertas ventajas sobre otras t\u00e9cnicas de dep\u00f3sito com\u00fanmente usadas, como son la posibilidad de obtener material de calidad a velocidades de dep\u00f3sito elevadas o la facilidad para obtener dispositivos sobre substratos de \u00e1rea elevada. Adem\u00e1s, en n<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Amorphous silicon solar cells obtained by hot-wire chemical vapour deposition.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Amorphous silicon solar cells obtained by hot-wire chemical vapour deposition. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 David Soler Vilamitjana <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 10\/11\/2004<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Jordi Andreu Batall\u00e9<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jos\u00e9 Luis Morenza gil <\/li>\n<li>julio C\u00e1rabe l\u00f3pez (vocal)<\/li>\n<li>virginia Chu (vocal)<\/li>\n<li>crist\u00f3bal Voz s\u00e1nchez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de David Soler Vilamitjana La producci\u00f3n de energ\u00eda el\u00e9ctrica mediante la conversi\u00f3n fotovoltaica de la energ\u00eda solar ha [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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