{"id":9670,"date":"2018-02-02T10:21:37","date_gmt":"2018-02-02T09:21:37","guid":{"rendered":"https:\/\/web.computaex.es\/?page_id=9670"},"modified":"2025-08-27T10:22:14","modified_gmt":"2025-08-27T08:22:14","slug":"assessing-oxygen-vacancies-in-bismuth-oxide-through-eels-measurements-and-dft-simulations","status":"publish","type":"page","link":"https:\/\/computaex.es\/en\/publicaciones\/assessing-oxygen-vacancies-in-bismuth-oxide-through-eels-measurements-and-dft-simulations\/","title":{"rendered":"Assessing Oxygen Vacancies in Bismuth Oxide through EELS Measurements and DFT Simulations"},"content":{"rendered":"<div class=\"field field-name-field-pub-descripcion field-type-text-long field-label-hidden\">\n<div class=\"field-items\">\n<div class=\"field-item even\">\n<p>Pioneering electron energy loss spectroscopy (EELS) measurements of \u03b1-Bi2O3 are performed on three samples obtained through different synthesis methods. Experimental low-loss and core-loss EELS spectra are acquired. By combining them with detailed structural characterization and Density Functional Theory (DFT) simulations, we are able to detect and evaluate the presence of oxygen vacancies in the samples. This type of information has not been accessed previously from EELS data in bismuth oxide, because high-resolution EELS spectra or how vacancies reflect in Bi2O3 spectra were unreported. This novel measurement is further validated through comparison with photoluminescence data. Therefore, the technique has the ability to probe oxygen vacancies in Bi2O3 at an unprecedented resolution, which might allow solving material science and technological issues related to this material.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"field field-name-field-pub-fuente field-type-text-long field-label-above\">\n<div class=\"field-label\">Fuente de la publicaci\u00f3n:<\/div>\n<div class=\"field-items\">\n<div class=\"field-item even\">\n<ul>\n<li>Assessing Oxygen Vacancies in Bismuth Oxide through EELS Measurements and DFT Simulations.<br \/>\nPau Torruella, Catalina Coll, Gemma Mart\u00edn, Llu\u00eds L\u00f3pez-Conesa, Mar\u00eda Vila, Carlos D\u00edaz-Guerra, Mar\u00eda Varela, Mar\u00eda Luisa Ruiz-Gonz\u00e1lez, Javier Piqueras, Francesca Peir\u00f3, and S\u00f2nia Estrad\u00e9.<br \/>\n<a href=\"http:\/\/pubs.acs.org\/journal\/jpccck\">The Journal of Physical Chemistry C<\/a>\u00a02017\u00a0121\u00a0(44), 24809-24815.<br \/>\nDOI:\u00a0<a href=\"http:\/\/dx.doi.org\/10.1021\/acs.jpcc.7b06310\" target=\"_blank\" rel=\"noopener\">10.1021\/acs.jpcc.7b06310<\/a>.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Pioneering electron energy loss spectroscopy (EELS) measurements of \u03b1-Bi2O3 are performed on three samples obtained through different synthesis methods. Experimental low-loss and core-loss EELS spectra are acquired. By combining them &#8230;<\/p>","protected":false},"author":1,"featured_media":0,"parent":1583,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[110,91],"tags":[],"class_list":["post-9670","page","type-page","status-publish","hentry","category-anteriores","category-publicaciones"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Assessing Oxygen Vacancies in Bismuth Oxide through EELS Measurements and DFT Simulations - Fundaci\u00f3n COMPUTAEX<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/computaex.es\/en\/publicaciones\/assessing-oxygen-vacancies-in-bismuth-oxide-through-eels-measurements-and-dft-simulations\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Assessing Oxygen Vacancies in Bismuth Oxide through EELS Measurements and DFT Simulations - Fundaci\u00f3n COMPUTAEX\" \/>\n<meta property=\"og:description\" content=\"Pioneering electron energy loss spectroscopy (EELS) measurements of \u03b1-Bi2O3 are performed on three samples obtained through different synthesis methods. Experimental low-loss and core-loss EELS spectra are acquired. 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Experimental low-loss and core-loss EELS spectra are acquired. 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