{"id":16,"date":"2026-04-02T11:04:38","date_gmt":"2026-04-02T09:04:38","guid":{"rendered":"https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/?page_id=16"},"modified":"2026-08-13T10:15:10","modified_gmt":"2026-08-13T08:15:10","slug":"studierende","status":"publish","type":"page","link":"https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/en\/studierende\/","title":{"rendered":"Students"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"16\" class=\"elementor elementor-16\" data-elementor-settings=\"{&quot;ha_cmc_init_switcher&quot;:&quot;no&quot;}\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-51d648c e-flex e-con-boxed e-con e-parent\" data-id=\"51d648c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-572ef19 e-con-full e-flex e-con e-child\" data-id=\"572ef19\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a9de4e9 elementor-widget elementor-widget-heading\" data-id=\"a9de4e9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Students<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ebadc29 e-con-full e-flex e-con e-child\" data-id=\"ebadc29\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-137f878 elementor-widget elementor-widget-text-editor\" data-id=\"137f878\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Funding for the project allows early-career researchers to be actively involved in the research work. This includes both doctoral projects and master\u2019s theses, which are supervised and made possible within the framework of the project. The participating students are working on various aspects of the project and introduce themselves and their research focuses here.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1b17e26 e-con-full e-flex e-con e-child\" data-id=\"1b17e26\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t<div class=\"elementor-element elementor-element-21e39e3 e-con-full e-flex e-con e-child\" data-id=\"21e39e3\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-357c82d elementor-widget elementor-widget-ha-member happy-addon ha-member\" data-id=\"357c82d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"ha-member.default\">\n\t\t\t\t\t\n\t\t\t\t\t<figure class=\"ha-member-figure\">\n\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"322\" height=\"322\" src=\"https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/wp-content\/uploads\/2026\/05\/Design-ohne-Titel.png\" class=\"elementor-animation-disable-animation attachment-full size-full wp-image-1302\" alt=\"\" srcset=\"https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/wp-content\/uploads\/2026\/05\/Design-ohne-Titel.png 322w, https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/wp-content\/uploads\/2026\/05\/Design-ohne-Titel-300x300.png 300w, https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/wp-content\/uploads\/2026\/05\/Design-ohne-Titel-150x150.png 150w, https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/wp-content\/uploads\/2026\/05\/Design-ohne-Titel-12x12.png 12w\" sizes=\"(max-width: 322px) 100vw, 322px\" \/>\t\t\t<\/figure>\n\t\t\n\t\t<div class=\"ha-member-body\">\n\t\t\t<h2 class=\"ha-member-name\">Christoph Klein<\/h2>\n\t\t\t\t\t\t\t<div class=\"ha-member-position\">Ph.D. Candidate \u201cIII-V Epitaxy\u201d                                                       <\/div>\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"ha-member-bio\">\n\t\t\t\t\t<p>In my doctoral thesis, I am developing faster and more cost-effective methods for fabricating III-V tandem solar cells using MOVPE to make direct solar-to-hydrogen production more efficient. In this work, I am analyzing defects that arise at high growth rates and optimizing a novel system that incorporates plasma, ultra-fast heating\/cooling, and square wafers. The goal is to achieve a GaInP\/GaAs tandem solar cell with an efficiency of &gt;30% in less than five minutes. <br>Foto: Privat<\/p>\n\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e090446 e-con-full e-flex e-con e-child\" data-id=\"e090446\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cca3cdb elementor-widget elementor-widget-ha-member happy-addon ha-member\" data-id=\"cca3cdb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"ha-member.default\">\n\t\t\t\t\t\n\t\t\t\t\t<figure class=\"ha-member-figure\">\n\t\t\t\t<img decoding=\"async\" width=\"322\" height=\"322\" src=\"https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/wp-content\/uploads\/2026\/05\/Kein-Titel-322-x-322-px.jpg\" class=\"elementor-animation-disable-animation attachment-large size-large wp-image-1407\" alt=\"\" srcset=\"https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/wp-content\/uploads\/2026\/05\/Kein-Titel-322-x-322-px.jpg 322w, https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/wp-content\/uploads\/2026\/05\/Kein-Titel-322-x-322-px-300x300.jpg 300w, https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/wp-content\/uploads\/2026\/05\/Kein-Titel-322-x-322-px-150x150.jpg 150w, https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/wp-content\/uploads\/2026\/05\/Kein-Titel-322-x-322-px-12x12.jpg 12w\" sizes=\"(max-width: 322px) 100vw, 322px\" \/>\t\t\t<\/figure>\n\t\t\n\t\t<div class=\"ha-member-body\">\n\t\t\t<h2 class=\"ha-member-name\">Ivonne Zitzmann<\/h2>\n\t\t\t\t\t\t\t<div class=\"ha-member-position\">Ph.D. Candidate \u201cReusable Germanium Substrates\u201d<\/div>\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"ha-member-bio\">\n\t\t\t\t\t<p>My dissertation focuses on the reusability of germanium substrates for III-V semiconductor devices. In this process, an electrochemical pore structure is created just below the surface, allowing the III-V semiconductor device grown on it to be detached and the substrate to be reused, which helps conserve germanium and promotes sustainability. The experiments are supported by modeling. <br> Foto: Privat<\/p>\n\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1987589 e-con-full e-flex e-con e-child\" data-id=\"1987589\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-aee6276 elementor-widget elementor-widget-ha-member happy-addon ha-member\" data-id=\"aee6276\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"ha-member.default\">\n\t\t\t\t\t\n\t\t\t\t\t<figure class=\"ha-member-figure\">\n\t\t\t\t<img decoding=\"async\" width=\"322\" height=\"322\" src=\"https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/wp-content\/uploads\/2026\/06\/ae1ad8da-36a7-44bd-89ab-a38044926ab8-scaled-e1781610354934.jpg\" class=\"elementor-animation-disable-animation attachment-full size-full wp-image-1417\" alt=\"\" \/>\t\t\t<\/figure>\n\t\t\n\t\t<div class=\"ha-member-body\">\n\t\t\t<h2 class=\"ha-member-name\">Lonnika Warda<\/h2>\n\t\t\t\t\t\t\t<div class=\"ha-member-position\">Ph.D. candidate \u201cLaser Processes for Low-Cost III-V Tandem Solar Cells\u201d<\/div>\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"ha-member-bio\">\n\t\t\t\t\t<p>In my doctoral thesis, I am developing a cost-effective separation process for ultra-thin micro-CPV cells. High-precision femtosecond laser processes are among the options being considered for creating the separation grooves. The exciting challenge lies in understanding the complex interaction between the laser and the cell material and investigating its impact on cell performance.  <br> <br> <br>Foto: Privat<\/p>\n\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Studierende Durch die F\u00f6rderung des Projekts k\u00f6nnen wissenschaftliche Nachwuchskr\u00e4fte aktiv in die Forschungsarbeit eingebunden werden. Dazu geh\u00f6ren sowohl Promotionsvorhaben als auch Masterarbeiten, die im Rahmen des Projekts betreut und erm\u00f6glicht werden. Die beteiligten Studierenden arbeiten an unterschiedlichen Teilaspekten des Projekts und stellen sich hier mit ihren Forschungsschwerpunkten vor. Christoph Klein Doktorand &#8222;III-V Epitaxie&#8220; In meiner [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"ocean_front_end_style_editor":"no","ocean_post_layout":"full-screen","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"off","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"on","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"off","ocean_display_footer_bottom":"off","ocean_custom_footer_template":"","footnotes":""},"class_list":["post-16","page","type-page","status-publish","hentry","entry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Studierende - Projekt &quot;H\u00f6chsteffiziente Tandemphotovoltaik&quot;<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/en\/studierende\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Studierende - Projekt &quot;H\u00f6chsteffiziente Tandemphotovoltaik&quot;\" \/>\n<meta property=\"og:description\" content=\"Studierende Durch die F\u00f6rderung des Projekts k\u00f6nnen wissenschaftliche Nachwuchskr\u00e4fte aktiv in die Forschungsarbeit eingebunden werden. Dazu geh\u00f6ren sowohl Promotionsvorhaben als auch Masterarbeiten, die im Rahmen des Projekts betreut und erm\u00f6glicht werden. Die beteiligten Studierenden arbeiten an unterschiedlichen Teilaspekten des Projekts und stellen sich hier mit ihren Forschungsschwerpunkten vor. Christoph Klein Doktorand &#8222;III-V Epitaxie&#8220; In meiner [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/en\/studierende\/\" \/>\n<meta property=\"og:site_name\" content=\"Projekt &quot;H\u00f6chsteffiziente Tandemphotovoltaik&quot;\" \/>\n<meta property=\"article:modified_time\" content=\"2026-08-13T08:15:10+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/wp-content\/uploads\/2026\/05\/Design-ohne-Titel.png\" \/>\n\t<meta property=\"og:image:width\" content=\"322\" \/>\n\t<meta property=\"og:image:height\" content=\"322\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/websites.fraunhofer.de\\\/wss-projekt-solarenergie\\\/studierende\\\/\",\"url\":\"https:\\\/\\\/websites.fraunhofer.de\\\/wss-projekt-solarenergie\\\/studierende\\\/\",\"name\":\"Studierende - 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Projekt &quot;H\u00f6chsteffiziente Tandemphotovoltaik&quot;","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/websites.fraunhofer.de\/wss-projekt-solarenergie\/en\/studierende\/","og_locale":"en_US","og_type":"article","og_title":"Studierende - Projekt &quot;H\u00f6chsteffiziente Tandemphotovoltaik&quot;","og_description":"Studierende Durch die F\u00f6rderung des Projekts k\u00f6nnen wissenschaftliche Nachwuchskr\u00e4fte aktiv in die Forschungsarbeit eingebunden werden. 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