{"article":{"annotation":{"article_id":"princeton-perovskite-defect-mitigation-energy-retention-2026","available_at":"2026-10-15T23:48:45.905815Z","geography_revision":"ef6ee0010dda5fe7b240fd514749b43e214c57da73222d2e40ec83b276dd0977","id":"783e15ac39c3599acab19d4e19a3d85d6cce9b5bd620c02a750bd67afcb940c0","input_sha256":"2bb861b51e6d73d318d65a5edb09f35ed1626b17cfcadb66e563d5bdaae8ef99","limitations":["Rule-derived subjects are candidates, not verified editorial labels or calibrated model probabilities.","Coverage is distinct from event location. 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In prepared samples, the researchers reported that electrons retained excess energy from sunlight for up to 300 microseconds.","That retention time was described as about 100,000 times longer than in many semiconductors. The researchers’ estimate of a possible roughly 1% power-generation improvement in advanced perovskite cells is a projected application, not a measured 1% gain in a new solar cell reported by the paper."],"sections":[]},"corrections":[],"country":"US","data":{"blocks":[{"description":{"ar":"أفاد فريق برينستون بخفض العيوب واحتفاظ إلكترونات عينات البيروفسكايت بالطاقة حتى 300 ميكروثانية.","de":"Ein Princeton-Team meldet weniger Defekte und eine Elektronenenergiespeicherung von bis zu 300 Mikrosekunden in Perowskitproben.","en":"A Princeton team reported fewer defects and electron-energy retention of up to 300 microseconds in perovskite samples.","es":"Un equipo de Princeton informó de menos defectos y retención de energía electrónica de hasta 300 microsegundos en muestras de perovskita.","fr":"Une équipe de Princeton rapporte moins de défauts et une rétention d’énergie électronique jusqu’à 300 microsecondes dans des échantillons de pérovskite.","pt":"Uma equipe de Princeton relatou menos defeitos e retenção de energia eletrônica por até 300 microssegundos em amostras de perovskita.","tr":"Princeton ekibi, perovskit örneklerinde kusur azaltımı ve 300 mikrosaniyeye kadar elektron enerji tutulumu bildirdi."},"id":"research-announcement","items":[{"date":"2026-10-13","description":{"ar":"أفاد فريق برينستون بخفض العيوب واحتفاظ إلكترونات عينات البيروفسكايت بالطاقة حتى 300 ميكروثانية.","de":"Ein Princeton-Team meldet weniger Defekte und eine Elektronenenergiespeicherung von bis zu 300 Mikrosekunden in Perowskitproben.","en":"A Princeton team reported fewer defects and electron-energy retention of up to 300 microseconds in perovskite samples.","es":"Un equipo de Princeton informó de menos defectos y retención de energía electrónica de hasta 300 microsegundos en muestras de perovskita.","fr":"Une équipe de Princeton rapporte moins de défauts et une rétention d’énergie électronique jusqu’à 300 microsecondes dans des échantillons de pérovskite.","pt":"Uma equipe de Princeton relatou menos defeitos e retenção de energia eletrônica por até 300 microssegundos em amostras de perovskita.","tr":"Princeton ekibi, perovskit örneklerinde kusur azaltımı ve 300 mikrosaniyeye kadar elektron enerji tutulumu bildirdi."},"label":{"ar":"عينات البيروفسكايت تحتفظ بطاقة الإلكترونات مدة أطول","de":"Perowskitproben speichern Elektronenenergie länger","en":"Perovskite samples retain electron energy longer","es":"Las perovskitas retienen más tiempo la energía electrónica","fr":"Les pérovskites retiennent plus longtemps l’énergie des électrons","pt":"Amostras de perovskita retêm energia eletrônica por mais tempo","tr":"Perovskit örneklerinde elektron enerji tutulumu uzadı"},"status":"occurred"}],"methodology":{"ar":"يتبع تاريخ الحدث تاريخ إعلان المؤسسة المصدر. وتقتصر النتائج على ما ورد في الدراسة أو تقرير المؤسسة؛ ولا تُعرض التطبيقات المحتملة كمنتجات مكتملة أو نتائج سريرية.","de":"Das Ereignisdatum folgt der Mitteilung der Quellinstitution. Ergebnisse sind auf die Studie oder den institutionellen Bericht beschränkt; mögliche Anwendungen werden nicht als fertige Produkte oder klinische Ergebnisse dargestellt.","en":"The event date follows the source institution’s announcement. Results are limited to the study or institutional report; prospective applications are not presented as completed products or clinical outcomes.","es":"La fecha del evento corresponde al anuncio de la institución fuente. Los resultados se limitan al estudio o informe institucional; las posibles aplicaciones no se presentan como productos terminados ni resultados clínicos.","fr":"La date de l’événement suit l’annonce de l’institution source. Les résultats se limitent à l’étude ou au rapport institutionnel; les applications envisagées ne sont pas présentées comme des produits achevés ou des résultats cliniques.","pt":"A data do evento segue o anúncio da instituição de origem. Os resultados limitam-se ao estudo ou relatório institucional; aplicações potenciais não são apresentadas como produtos concluídos ou resultados clínicos.","tr":"Olay, kaynak kurumun duyuru tarihidir. Metindeki sonuçlar çalışma veya kurum açıklamasında bildirilen kapsamla sınırlıdır; uygulama olasılıkları gerçekleşmiş ürün ya da klinik sonuç olarak sunulmaz."},"sourceUrls":["https://engineering.princeton.edu/news/2026/10/13/building-better-solar-tech-crystal-time"],"title":{"ar":"إعلان بحثي","de":"Forschungsmitteilung","en":"Research announcement","es":"Anuncio de investigación","fr":"Annonce de recherche","pt":"Anúncio de pesquisa","tr":"Araştırma duyurusu"},"type":"events","updatedAt":"2026-10-15T23:36:36Z"}],"version":1},"data_downloads":[{"formats":{"csv":"https://newsverum.com/api/v1/articles/princeton-perovskite-defect-mitigation-energy-retention-2026/data/research-announcement?lang=en&format=csv","json":"https://newsverum.com/api/v1/articles/princeton-perovskite-defect-mitigation-energy-retention-2026/data/research-announcement?lang=en&format=json"},"id":"research-announcement"}],"data_types":["events"],"editorial_illustration":{"alt":"Conceptual illustration of technology, processors and connected information.","asset_id":"newsverum-v1-technology","avif_variants":[{"height":320,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-480.avif","width":480},{"height":480,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-720.avif","width":720},{"height":640,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-960.avif","width":960},{"height":800,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1200.avif","width":1200},{"height":1024,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1536.avif","width":1536}],"credit":"Newsverum","documentary":false,"height":1024,"kind":"symbolic-editorial-illustration","language":"en","scope":"topic","url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1536.webp","variants":[{"height":320,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-480.webp","width":480},{"height":640,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-960.webp","width":960},{"height":1024,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1536.webp","width":1536}],"width":1536},"event_id":"event-553fbd0e-dab7-527f-9825-de1b6bbca337","event_period":"2026-10-08","event_period_basis":"event-or-reference-period","id":"princeton-perovskite-defect-mitigation-energy-retention-2026","image":null,"importance":0.6,"language":"en","modified_at":"2026-10-15T23:48:24+00:00","publication_basis":"publication-record","published_at":"2026-10-15T23:48:24+00:00","reading_minutes":1,"region":"world","relations":[],"section_illustration":{"alt":"Conceptual illustration of technology, processors and connected information.","asset_id":"newsverum-v1-technology","avif_variants":[{"height":320,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-480.avif","width":480},{"height":480,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-720.avif","width":720},{"height":640,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-960.avif","width":960},{"height":800,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1200.avif","width":1200},{"height":1024,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1536.avif","width":1536}],"credit":"Newsverum","documentary":false,"height":1024,"kind":"symbolic-editorial-illustration","language":"en","scope":"section","url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1536.webp","variants":[{"height":320,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-480.webp","width":480},{"height":640,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-960.webp","width":960},{"height":1024,"url":"https://newsverum.com/assets/newsverum/illustrations/v1/technology-1536.webp","width":1536}],"width":1536},"slug":"princeton-perovskite-defect-mitigation-energy-retention-2026","sources":[{"checkedAt":"2026-10-15","name":"Princeton Engineering","publishedAt":"2026-10-13","url":"https://engineering.princeton.edu/news/2026/10/13/building-better-solar-tech-crystal-time"}],"summary":"A Princeton team reported fewer defects and electron-energy retention of up to 300 microseconds in perovskite samples.","text":"A Princeton team reported fewer defects and electron-energy retention of up to 300 microseconds in perovskite samples.\n\nA Princeton-led team reduced defects in perovskite crystals by adding a mixture of zinc bromide and methylammonium chloride during fabrication. 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