{"671643":{"#nid":"671643","#data":{"type":"news","title":"Researchers Find They Can Stop Degradation of Promising Solar Cell Materials","body":[{"value":"\u003Cp\u003EGeorgia Tech materials engineers have unraveled the mechanism that causes degradation of a promising new material for solar cells\u0026nbsp;\u2014 and they\u2019ve been able to stop it using a thin layer of molecules that repels water.\u003C\/p\u003E\r\n\r\n\u003Cp\u003ETheir findings are the first step in solving one of the key limitations of metal halide perovskites, which are already as efficient as the best silicon-based solar cells at capturing light and converting it into electricity. \u003Ca href=\u0022https:\/\/doi.org\/10.1021\/jacs.3c05657\u0022\u003EThey reported their work in the \u003Cem\u003EJournal of the American Chemical Society\u003C\/em\u003E.\u003C\/a\u003E\u003C\/p\u003E\r\n\r\n\u003Cp\u003E\u201cPerovskites have the potential of not only transforming how we produce solar energy, but also how we make semiconductors for other types of applications like LEDs or phototransistors. We can think about them for applications in quantum information technology, such as light emission for quantum communication,\u201d said \u003Ca href=\u0022https:\/\/mse.gatech.edu\/people\/juan-pablo-correa-baena\u0022\u003EJuan-Pablo Correa-Baena\u003C\/a\u003E, assistant professor in the \u003Ca href=\u0022https:\/\/mse.gatech.edu\/\u0022\u003ESchool of Materials Science and Engineering\u003C\/a\u003E and the study\u2019s senior author. \u201cThese materials have impressive properties that are very promising.\u201d\u003C\/p\u003E\r\n\r\n\u003Cp\u003E\u003Ca href=\u0022https:\/\/coe.gatech.edu\/news\/2023\/12\/researchers-find-they-can-stop-degradation-promising-solar-cell-materials\u0022\u003E\u003Cstrong\u003EGet the full story on the College of Engineering website.\u003C\/strong\u003E\u003C\/a\u003E\u003C\/p\u003E\r\n","summary":"","format":"limited_html"}],"field_subtitle":"","field_summary":[{"value":"\u003Cp\u003E\u003Cspan\u003E\u003Cspan\u003EEngineers uncover the chemical interactions that make perovskites unstable and can prevent them.\u003C\/span\u003E\u003C\/span\u003E\u003C\/p\u003E\r\n","format":"limited_html"}],"field_summary_sentence":[{"value":"Engineers uncover the chemical interactions that make perovskites unstable and can prevent them."}],"uid":"27446","created_gmt":"2023-12-19 14:56:41","changed_gmt":"2024-01-02 16:51:04","author":"Joshua Stewart","boilerplate_text":"","field_publication":"","field_article_url":"","dateline":{"date":"2023-12-19T00:00:00-05:00","iso_date":"2023-12-19T00:00:00-05:00","tz":"America\/New_York"},"extras":[],"hg_media":{"672615":{"id":"672615","type":"image","title":"Perovskite 3D illustration","body":"\u003Cp\u003EAn illustration of metal halide perovskites. They are a promising material for turning light into energy because they are highly efficient, but they also are unstable. Georgia Tech engineers showed in a new study that both water and oxygen are required for perovskites to degrade. The team stopped the transformation with a thin layer of another molecule that repelled water. (Image Courtesy: Juan-Pablo Correa-Baena)\u003C\/p\u003E\r\n","created":"1702997816","gmt_created":"2023-12-19 14:56:56","changed":"1702997816","gmt_changed":"2023-12-19 14:56:56","alt":"3D illustration of diamond-shaped perovskite structure in longs rows stacked in two layers.","file":{"fid":"255890","name":"perovskite-illustration-h.jpg","image_path":"\/sites\/default\/files\/2023\/12\/19\/perovskite-illustration-h.jpg","image_full_path":"http:\/\/hg.gatech.edu\/\/sites\/default\/files\/2023\/12\/19\/perovskite-illustration-h.jpg","mime":"image\/jpeg","size":684998,"path_740":"http:\/\/hg.gatech.edu\/sites\/default\/files\/styles\/740xx_scale\/public\/2023\/12\/19\/perovskite-illustration-h.jpg?itok=tZElmeNZ"}}},"media_ids":["672615"],"groups":[{"id":"1237","name":"College of Engineering"}],"categories":[{"id":"144","name":"Energy"},{"id":"145","name":"Engineering"}],"keywords":[{"id":"183251","name":"Juan-Pablo Correa-Baena"},{"id":"177510","name":"perovskites"},{"id":"167364","name":"solar power"},{"id":"167183","name":"solar energy"},{"id":"187915","name":"go-researchnews"}],"core_research_areas":[{"id":"39531","name":"Energy and Sustainable Infrastructure"}],"news_room_topics":[{"id":"71881","name":"Science and Technology"}],"event_categories":[],"invited_audience":[],"affiliations":[],"classification":[],"areas_of_expertise":[],"news_and_recent_appearances":[],"phone":[],"contact":[{"value":"\u003Cp\u003E\u003Ca href=\u0022mailto:jstewart@gatech.edu\u0022\u003EJoshua Stewart\u003C\/a\u003E\u003Cbr \/\u003E\r\nCollege of Engineering\u003C\/p\u003E\r\n","format":"limited_html"}],"email":["jstewart@gatech.edu"],"slides":[],"orientation":[],"userdata":""}}}