{"ok":true,"trend":{"id":887384,"platform":"news","region":"global","key":"layer order surprise: atomic-deposited tin oxide boosts perovskite solar cells only when hidden","title":"Layer Order Surprise: Atomic-Deposited Tin Oxide Boosts Perovskite Solar Cells Only When Hidden","url":"https://news.google.com/rss/articles/CBMiuwFBVV95cUxNNkZfWUd6cHFGZWNrZXVRSmxMamdZd09RdFlxSTdBc3RRRVZ4TTRaOEdMZE53M1FiOGxyTmZKdEpWb3loM2NhNkphSjlNRHJ3LWZnYlpGcFdVWklSeUtITlFKNWMwX3ZRZUVoMGVjcGtjdm10cWU1WWZBTU5OemJvTVpENGVrLWVZSWlKc2FHZ0JOU0VYakxHTUFuaWFIT1J0bzN6NFBkSE5JSGUtOVFSaENGcms5ZEJVaERR?oc=5","first_seen":"2026-10-03T17:54:23.003465Z","last_seen":"2026-10-03T20:39:24.889913Z","last_rank":35,"peak_rank":31,"last_volume":null,"peak_volume":0,"seen_count":3,"score":0.680625,"category_hint":"energy","section":"environment","category":"energy","summary":"Researchers report that tin oxide deposited by atomic layer deposition improves perovskite solar cell performance, but only when the layer sits underneath the perovskite absorber rather than on top. The finding on layer order offers a practical guidance for cell architecture design, and is drawing attention in the solar energy field as perovskite technology moves closer to commercial deployment.","why":"The counterintuitive dependence on layer placement offers actionable insight for engineering more efficient perovskite solar cells amid rising interest in next-generation photovoltaics.","tone":"neutral","entities":["perovskite solar cells","tin oxide","atomic layer deposition"],"summarized_at":"2026-10-03T17:55:57.140763Z","meta":{"via":"scan","lang":"en","term":"solar","source":"Bioengineer.org","published":"Sat, 03 Oct 2026 16:40:41 GMT"},"nw":null,"promo":null,"kind":null,"importance":null,"hidden":false,"hide_reason":null,"judged_at":null,"title_en":"Tin Oxide Layer Boosts Perovskite Solar Cells Only When Placed Beneath","section_name":"Environment","category_name":"Energy","timeline":[{"captured_at":"2026-10-03T17:54:23.003465Z","rank":31,"volume":null},{"captured_at":"2026-10-03T19:16:22.158253Z","rank":31,"volume":null},{"captured_at":"2026-10-03T20:39:24.889913Z","rank":35,"volume":null}],"posts":[{"platform":"news","url":"https://news.google.com/rss/articles/CBMiuwFBVV95cUxNNkZfWUd6cHFGZWNrZXVRSmxMamdZd09RdFlxSTdBc3RRRVZ4TTRaOEdMZE53M1FiOGxyTmZKdEpWb3loM2NhNkphSjlNRHJ3LWZnYlpGcFdVWklSeUtITlFKNWMwX3ZRZUVoMGVjcGtjdm10cWU1WWZBTU5OemJvTVpENGVrLWVZSWlKc2FHZ0JOU0VYakxHTUFuaWFIT1J0bzN6NFBkSE5JSGUtOVFSaENGcms5ZEJVaERR?oc=5","author":"Bioengineer.org","title":"Layer Order Surprise: Atomic-Deposited Tin Oxide Boosts Perovskite Solar Cells Only When Hidden","snippet":null,"posted_at":"2026-10-03T16:40:41Z","likes":null}],"elsewhere":[],"window":"7d"}}