{"id":140793,"date":"2022-06-19T09:24:04","date_gmt":"2022-06-19T14:24:04","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2022\/06\/new-perovskite-tandem-solar-cell-with-improved-efficiency-and-stability"},"modified":"2022-06-19T09:24:04","modified_gmt":"2022-06-19T14:24:04","slug":"new-perovskite-tandem-solar-cell-with-improved-efficiency-and-stability","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2022\/06\/new-perovskite-tandem-solar-cell-with-improved-efficiency-and-stability","title":{"rendered":"New perovskite tandem solar cell with improved efficiency and stability"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/new-perovskite-tandem-solar-cell-with-improved-efficiency-and-stability2.jpg\"><\/a><\/p>\n<p>Now, researchers at the U.S. Department of Energy\u2019s National Renewable Energy Laboratory (NREL) have demonstrated a tin-lead perovskite cell that overcomes problems with stability and improves efficiency.<\/p>\n<p>To improve cell stability, NREL researchers used a hole-transporting material made of phenethylammonium iodide and guanidinium thiocyanate. Researchers <a href=\"https:\/\/www.nature.com\/articles\/s41560-022-01046-1\" rel=\"nofollow\">noted that<\/a> the formation of quasi-two-dimensional (quasi-2D) structures from additives based on mixed bulky organic cations phenethylammonium and guanidinium provides critical defect control to substantially improve the structural and optoelectronic properties of lead-perovskite thin films with a narrow-bandgap of 1.25 eV.<\/p>\n<p>The new <a href=\"https:\/\/www.inceptivemind.com\/researchers-set-new-world-record-tandem-solar-cell-efficiency\/24201\/\">tandem solar cell<\/a> design with two layers of perovskites measured a 25.5% efficiency. It retained 80% of its maximum efficiency after 1,500 hours of continuous operation or more than 62 days.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Now, researchers at the U.S. Department of Energy\u2019s National Renewable Energy Laboratory (NREL) have demonstrated a tin-lead perovskite cell that overcomes problems with stability and improves efficiency. To improve cell stability, NREL researchers used a hole-transporting material made of phenethylammonium iodide and guanidinium thiocyanate. Researchers noted that the formation of quasi-two-dimensional (quasi-2D) structures from additives [\u2026]<\/p>\n","protected":false},"author":367,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1633,17],"tags":[],"class_list":["post-140793","post","type-post","status-publish","format-standard","hentry","category-solar-power","category-sustainability"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/140793","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/367"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=140793"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/140793\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=140793"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=140793"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=140793"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}