{"id":11698,"date":"2026-05-03T20:03:54","date_gmt":"2026-05-03T18:03:54","guid":{"rendered":"https:\/\/www.burg-halle.de\/gast\/?p=11698"},"modified":"2026-06-15T14:12:41","modified_gmt":"2026-06-15T12:12:41","slug":"excursion-fraunhofer-center-for-silicon-photovoltaics","status":"publish","type":"post","link":"https:\/\/www.burg-halle.de\/gast\/process\/excursion-fraunhofer-center-for-silicon-photovoltaics\/","title":{"rendered":"Excursion: Fraunhofer Center for Silicon Photovoltaics\u00a0 (CSP)"},"content":{"rendered":"\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class='white' style='background:rgba(0,0,0,0); border:solid 0px rgba(0,0,0,0); border-radius:0px; padding:0px 0px 0px 0px;'>\n<div id='slider_10770' class='owl-carousel sa_owl_theme owl-pagination-true autohide-arrows' data-slider-id='slider_10770' style='visibility:hidden;'>\n<div id='slider_10770_slide01' class='sa_hover_container' style='padding:5% 5%; margin:0px 0%; background-image:url(&quot;https:\/\/www.burg-halle.de\/gast\/wp-content\/uploads\/2026\/04\/800W_Fraunhofer-CSP-Foto-Ringo-Koepge_web-scaled.jpg&quot;); 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The institute&#8217;s research covers the complete lifecycle \u2014from silicon crystallization to recycling.<br>The evolution over the past two decades has been nothing short of drastic. While module costs dropped from roughly \u20ac1500 to a mere \u20ac50, efficiency has soared from 10% to over 24%. New cell technologies like TOPCon and IBC are driving this performance while simultaneously enabling \u201eall-black\u201c aesthetics, a crucial factor for architectural integration. However, as modules grow to nearly 3 m\u00b2, the cost structure has shifted: the hardware is now affordable, but logistics and installation have become the new economic bottlenecks. Consequently, current trends favour lightweight, aesthetically optimized modules with thinner glass and \u201ezero-gap\u201c layouts to improve visual homogeneity. Yet, sustainability remains a complex frontier. While the energy payback time is short (1\u20133 years), the industry consumes a staggering 10% of global silver demand, pushing research toward conductive alternatives. Furthermore, while technically recyclable, the economic viability of recovering materials from old modules remains a hurdle. The takeaway for our work is clear: While the mass market is dominated globally, the future for European solar innovation lies not in bulk commodities, but in customized, high-quality, and design-oriented building-Integrated photovoltaics (BIPV). It is this intersection of high-tech efficiency and aesthetic customization that defines the potential for our own design concepts.<\/p>\n\n\n\n<p><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-table alignright is-style-regular\"><table><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">thanks to:<br><\/td><td><a href=\"https:\/\/www.csp.fraunhofer.de\/\" target=\"_blank\" rel=\"noreferrer noopener\">Fraunhofer CSP Dr. Bengt J\u00e4ckel &amp; Ringo K\u00f6pke<\/a><\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">text by:<\/td><td>Karl F Purgand<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">project:<\/td><td><a href=\"https:\/\/www.burg-halle.de\/gast\/projects\/800-watt\/\" data-type=\"link\" data-id=\"https:\/\/www.burg-halle.de\/gast\/projects\/800-watt\/\">800 Watts<\/a><\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">year:<\/td><td>2025\/26<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:48px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:43px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Excursion: Fraunhofer Center for Silicon Photovoltaics (CSP) 09.10.2025, Halle (Saale) Our excursion to the Fraunhofer Center for Silicon Photovoltaics (CSP) in Halle (Saale) provided a comprehensive behind-the-scenes look at the transformation of the energy sector. The institute&#8217;s research covers the complete lifecycle \u2014from silicon crystallization to recycling.The evolution over the past two decades has been &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.burg-halle.de\/gast\/process\/excursion-fraunhofer-center-for-silicon-photovoltaics\/\" class=\"more-link\"><span class=\"screen-reader-text\">\u201eExcursion: Fraunhofer Center for Silicon Photovoltaics\u00a0 (CSP)\u201c<\/span> weiterlesen<\/a><\/p>\n","protected":false},"author":3,"featured_media":11501,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[395,30],"tags":[],"coauthors":[24,374],"class_list":["post-11698","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-800-watts-projects","category-process","entry"],"_links":{"self":[{"href":"https:\/\/www.burg-halle.de\/gast\/wp-json\/wp\/v2\/posts\/11698","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.burg-halle.de\/gast\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.burg-halle.de\/gast\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.burg-halle.de\/gast\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.burg-halle.de\/gast\/wp-json\/wp\/v2\/comments?post=11698"}],"version-history":[{"count":4,"href":"https:\/\/www.burg-halle.de\/gast\/wp-json\/wp\/v2\/posts\/11698\/revisions"}],"predecessor-version":[{"id":11789,"href":"https:\/\/www.burg-halle.de\/gast\/wp-json\/wp\/v2\/posts\/11698\/revisions\/11789"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.burg-halle.de\/gast\/wp-json\/wp\/v2\/media\/11501"}],"wp:attachment":[{"href":"https:\/\/www.burg-halle.de\/gast\/wp-json\/wp\/v2\/media?parent=11698"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.burg-halle.de\/gast\/wp-json\/wp\/v2\/categories?post=11698"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.burg-halle.de\/gast\/wp-json\/wp\/v2\/tags?post=11698"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.burg-halle.de\/gast\/wp-json\/wp\/v2\/coauthors?post=11698"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}