{"id":3709,"date":"2023-09-08T15:57:44","date_gmt":"2023-09-08T13:57:44","guid":{"rendered":"https:\/\/www.uni.lu\/fstm-en\/blog\/research-groups\/laboratory-for-photovoltaics\/"},"modified":"2025-06-18T11:48:47","modified_gmt":"2025-06-18T09:48:47","slug":"laboratory-for-photovoltaics","status":"publish","type":"research-groups","link":"https:\/\/www.uni.lu\/fstm-en\/research-groups\/laboratory-for-photovoltaics\/","title":{"rendered":"Laboratory for Photovoltaics"},"content":{"rendered":"<div class=\"section py-0 static\"><div class=\"section py-0 section wp-block-unilux-blocks-navigation-and-hero py-0\">\n    \n<div class=\"wp-block-unilux-blocks-wrapper container xl:max-w-screen-xl\"><div class=\"js-secondary-nav--sticky wp-block-unilux-blocks-secondary-navigation\" id=\"9e2916c4-71b2-4190-9a83-43307a664015\">\n    <nav\n        id=\"secondary-navigation\"\n        role=\"navigation\"\n        aria-label=\"Secondary menu\"\n        class=\"secondary-nav\"\n    >\n        <button\n            class=\"secondary-nav__button btn btn-solid--primary w-full\"\n            aria-expanded=\"false\"\n            aria-controls=\"secondary-navigation__list\"\n            title=\"The selected page is Overview\"\n            type=\"button\"\n        >\n            <span class=\"btn__name mr-auto\">Overview<\/span>\n            <svg aria-hidden=\"true\" focusable=\"false\" class=\"icon icon-outline icon--xs\">\n                <use xlink:href=\"https:\/\/www.uni.lu\/wp-content\/themes\/unilux-theme\/assets\/images\/icons\/icons-outline.svg#icon--arrow-down\" \/>\n            <\/svg>\n        <\/button>\n\n        <ul id=\"secondary-navigation__list\" class=\"secondary-nav__list\">\n            <li class=\"secondary-nav__item\">\n    <a\n        href=\"https:\/\/www.uni.lu\/fstm-en\/research-groups\/laboratory-for-photovoltaics\/\"\n        target=\"\"\n        rel=\"noreferrer noopener\"\n        class=\"secondary-nav__link isactived\"\n        aria-current=\"page\"    >\n        <svg aria-hidden=\"true\" focusable=\"false\" class=\"icon icon-outline icon--xs\">\n            <use xlink:href=\"https:\/\/www.uni.lu\/wp-content\/themes\/unilux-theme\/assets\/images\/icons\/icons-outline.svg#icon--arrow-right\" \/>\n        <\/svg>\n        <span class=\"secondary-nav__name\">Overview<\/span>\n    <\/a>\n<\/li>\n<li class=\"secondary-nav__item\">\n    <a\n        href=\"https:\/\/www.uni.lu\/fstm-en\/research-groups\/laboratory-for-photovoltaics\/research\/\"\n        target=\"\"\n        rel=\"noreferrer noopener\"\n        class=\"secondary-nav__link \"\n            >\n        <svg aria-hidden=\"true\" focusable=\"false\" class=\"icon icon-outline icon--xs\">\n            <use xlink:href=\"https:\/\/www.uni.lu\/wp-content\/themes\/unilux-theme\/assets\/images\/icons\/icons-outline.svg#icon--arrow-right\" \/>\n        <\/svg>\n        <span class=\"secondary-nav__name\">Research<\/span>\n    <\/a>\n<\/li>\n<li class=\"secondary-nav__item\">\n    <a\n        href=\"https:\/\/www.uni.lu\/fstm-en\/research-groups\/laboratory-for-photovoltaics\/people\/\"\n        target=\"\"\n        rel=\"noreferrer noopener\"\n        class=\"secondary-nav__link \"\n            >\n        <svg aria-hidden=\"true\" focusable=\"false\" class=\"icon icon-outline icon--xs\">\n            <use xlink:href=\"https:\/\/www.uni.lu\/wp-content\/themes\/unilux-theme\/assets\/images\/icons\/icons-outline.svg#icon--arrow-right\" \/>\n        <\/svg>\n        <span class=\"secondary-nav__name\">People<\/span>\n    <\/a>\n<\/li>\n<li class=\"secondary-nav__item\">\n    <a\n        href=\"https:\/\/www.uni.lu\/fstm-en\/research-groups\/laboratory-for-photovoltaics\/equipment\/\"\n        target=\"\"\n        rel=\"noreferrer noopener\"\n        class=\"secondary-nav__link \"\n            >\n        <svg aria-hidden=\"true\" focusable=\"false\" class=\"icon icon-outline icon--xs\">\n            <use xlink:href=\"https:\/\/www.uni.lu\/wp-content\/themes\/unilux-theme\/assets\/images\/icons\/icons-outline.svg#icon--arrow-right\" \/>\n        <\/svg>\n        <span class=\"secondary-nav__name\">Our equipment<\/span>\n    <\/a>\n<\/li>\n<li class=\"secondary-nav__item\">\n    <a\n        href=\"https:\/\/www.uni.lu\/fstm-en\/research-groups\/laboratory-for-photovoltaics\/join-us\/\"\n        target=\"\"\n        rel=\"noreferrer noopener\"\n        class=\"secondary-nav__link \"\n            >\n        <svg aria-hidden=\"true\" focusable=\"false\" class=\"icon icon-outline icon--xs\">\n            <use xlink:href=\"https:\/\/www.uni.lu\/wp-content\/themes\/unilux-theme\/assets\/images\/icons\/icons-outline.svg#icon--arrow-right\" \/>\n        <\/svg>\n        <span class=\"secondary-nav__name\">Join us<\/span>\n    <\/a>\n<\/li>\n        <\/ul>\n    <\/nav>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-unilux-blocks-wrapper max-w-screen-3xl mx-auto section py-0\">\n<section class=\"section no-padding-y wp-block-unilux-blocks-hero\">\n    <div class=\"hero hero--2 hero--overlay-top \">\n        \n<header class=\"wp-block-unilux-blocks-wrapper hero__header\">\n<div class=\"wp-block-unilux-blocks-wrapper hero__container\">\n<span class=\"hero__title__subject wp-block-unilux-blocks-plain-text\"><\/span>\n\n\n<h1 class=\"has-text-align-left wp-block-unilux-blocks-heading\"        id=\"how-to-improve-the-efficiency-of-thin-film-solar-cells\"\n    >\nHow to improve the efficiency of thin film solar cells?<\/h1>\n<\/div>\n<\/header>\n<figure class=\"wp-block-dev4-reusable-blocks-image hero__visual object-fit--cover\">\n    \n<img decoding=\"async\" class=\"wp-block-image unilux-custom-image-block\"\n                alt=\"LPV Overview Solar Cell 1\"\n            src=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/09\/LPV_Overview_Solar_Cell_12nqyvr.jpg\"\n                srcset=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/09\/LPV_Overview_Solar_Cell_12nqyvr-300x202.jpg 300w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/09\/LPV_Overview_Solar_Cell_12nqyvr-1024x691.jpg 1024w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/09\/LPV_Overview_Solar_Cell_12nqyvr-768x518.jpg 768w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/09\/LPV_Overview_Solar_Cell_12nqyvr.jpg 1223w\"\n                style=\"object-position: 26.00% 57.00%; font-family: &quot;object-fit: cover; object-position: 26.00% 57.00%;&quot;; aspect-ratio: 16\/9; object-fit: cover; width: 100%;\"\n        loading=\"lazy\"\n\/>    <\/figure>\n<div class=\"wp-block-unilux-blocks-wrapper hero__body\">\n<div class=\"wp-block-unilux-blocks-wrapper hero__container\">\n<p class=\"wp-block-unilux-blocks-plain-text\">Our mission at the Laboratory for Photovoltaics is to investigate the exact mechanisms that reduce the efficiency of real solar cells compared to ideal devices.<\/p>\n\n\n<ul class=\"wp-block-unilux-blocks-custom-buttons btn-list\">\n\n<\/ul>\n<\/div>\n<\/div>\n    <\/div>\n<\/section><\/div>\n<\/div>\n\n<section class=\"section section wp-block-unilux-blocks-content-free-media-and-statistics\">\n    \n<div class=\"wp-block-unilux-blocks-wrapper container xl:max-w-screen-xl\">\n<h2 class=\"has-text-align-left wp-block-unilux-blocks-heading\"        id=\"next-generation-of-solar-cells\"\n    >\nNext generation of solar cells<\/h2>\n\n\n\n<div class=\"wp-block-unilux-blocks-wrapper flex flex-wrap lg:-mx-32\">\n<div class=\"wp-block-unilux-blocks-wrapper w-full lg:w-7\/12 lg:order-2 lg:px-32\">\n<section class=\"wp-block-unilux-blocks-image-video-wrapper\">\n    <figure class=\"wp-block-dev4-reusable-blocks-image hero__visual object-fit--cover\">\n    \n<img decoding=\"async\" class=\"wp-block-image unilux-custom-image-block\"\n                alt=\"\"\n            src=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/09\/Group-picture-Susanne.jpg\"\n                srcset=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/09\/Group-picture-Susanne-300x199.jpg 300w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/09\/Group-picture-Susanne-1024x680.jpg 1024w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/09\/Group-picture-Susanne-768x510.jpg 768w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/09\/Group-picture-Susanne-1536x1020.jpg 1536w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/09\/Group-picture-Susanne-2048x1360.jpg 2048w\"\n                style=\"object-position: 50.00% 50.00%; font-family: &quot;object-fit: cover; object-position: 50.00% 50.00%;&quot;; aspect-ratio: 3\/2; object-fit: cover; width: 100%;\"\n        loading=\"lazy\"\n\/>    <\/figure><\/section><\/div>\n\n\n\n<div class=\"wp-block-unilux-blocks-wrapper w-full lg:w-5\/12 lg:order-1 lg:px-32 self-center\">\n<h3 class=\"has-text-align-left wp-block-unilux-blocks-heading\"        id=\"tandem-thin-films-the-future-of-solar-cells\"\n    >\nTandem thin films, the future of solar cells<\/h3>\n\n\n\n<p>We are working on the development of the next generation of thin film tandem devices using our controled grow processes of semiconductor materials. With cutting-edge optoelectronic techniques such as photoluminescence, we are gaining deeper understanding of light absorption and photogenerated electrons losses. Our main goal is improving their efficiency to help shape a more sustainale future.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-unilux-blocks-wrapper w-full lg:w-7\/12 lg:order-4 lg:px-32\">\n<div class=\"wp-block-unilux-blocks-wrapper flex flex-col mt-[1.5rem]\">\n<div class=\"wp-block-unilux-blocks-wrapper lg:ml-auto\">\n<h3 class=\"has-text-align-left wp-block-unilux-blocks-heading\"    >\n<\/h3>\n\n\n<ul class=\"flex flex-wrap mb-24 -mx-32 wp-block-unilux-blocks-facts-figures-horizontal\">\n    <li class=\"wp-block-unilux-blocks-facts-figures-item\">\n    \n<div class=\"wp-block-unilux-blocks-wrapper figure-stats\">\n<div class=\"figure-stats__value text-theme wp-block-unilux-blocks-plain-text\"><\/div>\n\n\n<div class=\"figure-stats__description wp-block-unilux-blocks-plain-text\"><\/div><\/div>\n<\/li><\/ul>\n\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-unilux-blocks-wrapper w-full lg:w-5\/12 lg:order-3 lg:px-32\">\n<ul class=\"wp-block-unilux-blocks-quick-link-underline\">\n    \n<li class=\"wp-block-unilux-blocks-quick-link-underline-item\">\n    <a\n            href=\"https:\/\/orbilu.uni.lu\/simple-search?sort_by=issued_dt&#038;order=desc&#038;query=Susanne+SIEBENTRITT\"\n            class=\"wp-block-unilux-blocks-anchor\"        target=\"_blank\"\n>\n    \n<span class=\"hero__title__subject wp-block-unilux-blocks-plain-text\">Publications<\/span><svg aria-hidden=\"true\" focusable=\"false\" class=\"icon icon-outline icon--external-link \"><use xlink:href=\"https:\/\/www.uni.lu\/wp-content\/themes\/unilux-theme\/assets\/images\/icons\/icons-outline.svg#icon--external-link\"><\/use><\/svg><\/a>\n<\/li>\n<\/ul><\/div>\n\n\n\n<div class=\"wp-block-unilux-blocks-wrapper w-full lg:w-5\/12 lg:order-5 lg:px-32\">\n<ul class=\"wp-block-unilux-blocks-custom-buttons btn-list\"><\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n\n\n<section class=\"py-0 wp-block-unilux-blocks-free-section section\"><div class=\"container xl:max-w-screen-xl\"><div class=\"py-48 first:pt-0 last:pb-0 wp-block-unilux-blocks-people-list\">\n    \n<h2 class=\"has-text-align-left wp-block-unilux-blocks-heading\"        id=\"head-of-group\"\n    >\nHead of group<\/h2>\n<ul class=\"flex flex-wrap -mx-16 wp-block-unilux-blocks-people-item-wrapper\">\n    <li class=\"w-full md:w-1\/2 p-16 wp-block-unilux-blocks-people-item-automated\"><div class=\"ulux-card card-people bg-theme\"><div class=\"list-people bg-theme\">\n    <div class=\"list-people__container\">\n        <div class=\"list-people__visual\">\n            <figure class=\"wp-block-dev4-reusable-blocks-image\">\n                <!-- Template Image Component: default -->\n<img decoding=\"async\" class=\"w-full\" width=\"\" height=\"\" rel=\"\" alt=\"Prof Susanne SIEBENTRITT\" src=\"https:\/\/www.uni.lu\/en\/person-image\/NTAwMDMwODlfX1N1c2FubmUgU0lFQkVOVFJJVFQ=\" srcset=\"https:\/\/www.uni.lu\/en\/person-image\/NTAwMDMwODlfX1N1c2FubmUgU0lFQkVOVFJJVFQ=--thumbnail 150w,https:\/\/www.uni.lu\/en\/person-image\/NTAwMDMwODlfX1N1c2FubmUgU0lFQkVOVFJJVFQ=--medium 300w,https:\/\/www.uni.lu\/en\/person-image\/NTAwMDMwODlfX1N1c2FubmUgU0lFQkVOVFJJVFQ=--medium_large 768w,https:\/\/www.uni.lu\/en\/person-image\/NTAwMDMwODlfX1N1c2FubmUgU0lFQkVOVFJJVFQ=--large 1024w,https:\/\/www.uni.lu\/en\/person-image\/NTAwMDMwODlfX1N1c2FubmUgU0lFQkVOVFJJVFQ=--1536x1536 1536w,https:\/\/www.uni.lu\/en\/person-image\/NTAwMDMwODlfX1N1c2FubmUgU0lFQkVOVFJJVFQ=--2048x2048 2048w\" loading=\"lazy\" \/><!-- end Image Component -->\n            <\/figure>\n        <\/div>\n        <div class=\"list-people__body\">\n            <h3 class=\"list-people__title\">Prof Susanne SIEBENTRITT<\/h3>\n            <p class=\"list-people__description\">Full professor<\/p>\n            <div class=\"wp-block-unilux-blocks-simple-cta wp-block-unilux-blocks-people-item-automated\">\n    <a\n        href=\"https:\/\/www.uni.lu\/fstm-en\/people\/susanne-siebentritt\/\"\n        title=\"Prof Susanne SIEBENTRITT\"\n        class=\"link-text link-text--icon list-people__link link-absolute\"\n        target=\"\"\n    >\n        <span class=\"link-text__body\">\n            <span class=\"link-text__name\">Learn more<\/span>\n        <\/span>\n        <svg aria-hidden=\"true\" focusable=\"false\" class=\"icon icon-outline icon--arrow-right \"><use xlink:href=\"https:\/\/www.uni.lu\/wp-content\/themes\/unilux-theme\/assets\/images\/icons\/icons-outline.svg#icon--arrow-right\"><\/use><\/svg>    <\/a>\n<\/div>\n        <\/div>\n    <\/div>\n<\/div>\n<\/div><\/li><\/ul>\n\n<\/div>\n\n<\/div><\/section>\n\n\n\n<section class=\"wp-block-unilux-blocks-free-section section\"><div class=\"container xl:max-w-screen-xl\">\n<h3 class=\"has-text-align-left wp-block-unilux-blocks-heading\"        id=\"this-group-is-part-of\"\n    >\nThis group is part of:<\/h3>\n\n\n<ul class=\"wp-block-unilux-blocks-button-list\">\n    <li class=\"image-rounded wp-block-unilux-blocks-button-list-item\">\n    <a\n            href=\"https:\/\/www.uni.lu\/fstm-en\/\"\n            class=\"quick-link wp-block-unilux-blocks-anchor\"        target=\"\"\n>\n    \n<span class=\"wp-block-unilux-blocks-wrapper quick-link__container\"><figure class=\"wp-block-dev4-reusable-blocks-image quick-link__img object-fit--cover\">\n    \n<img decoding=\"async\" class=\"wp-block-image unilux-custom-image-block\"\n                alt=\"Faculty of Science, Technology and Medicine (FSTM) Logo without baseline\"\n            src=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/06\/uni-faculty-fstm-no-baseline.svg\"\n                    style=\"object-position: 50.00% 50.00%; font-family: &quot;object-fit: cover; object-position: 50.00% 50.00%;&quot;; aspect-ratio: 1\/1; object-fit: cover; width: 100%;\"\n        loading=\"lazy\"\n\/>    <\/figure>\n\n\n<span class=\"quick-link__name wp-block-unilux-blocks-plain-text\">Faculty of Science, Technology and Medicine (FSTM)<\/span>\n\n<svg aria-hidden=\"true\" focusable=\"false\" class=\"icon icon-outline icon--arrow-right \"><use xlink:href=\"https:\/\/www.uni.lu\/wp-content\/themes\/unilux-theme\/assets\/images\/icons\/icons-outline.svg#icon--arrow-right\"><\/use><\/svg><\/span>\n<\/a>\n<\/li><li class=\"image-rounded wp-block-unilux-blocks-button-list-item\">\n    <a\n            href=\"https:\/\/www.uni.lu\/fstm-en\/research-departments\/department-of-physics-materials-science\/\"\n            class=\"quick-link wp-block-unilux-blocks-anchor\"        target=\"\"\n>\n    \n<span class=\"wp-block-unilux-blocks-wrapper quick-link__container\"><figure class=\"wp-block-dev4-reusable-blocks-image quick-link__img object-fit--cover\">\n    \n<img decoding=\"async\" class=\"wp-block-image unilux-custom-image-block\"\n                alt=\"\"\n            src=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/07\/Physics.png\"\n                srcset=\"https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/07\/Physics-300x300.png 300w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/07\/Physics-1024x1024.png 1024w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/07\/Physics-150x150.png 150w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/07\/Physics-768x768.png 768w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/07\/Physics-1536x1536.png 1536w, https:\/\/www.uni.lu\/wp-content\/uploads\/sites\/4\/2023\/07\/Physics-2048x2048.png 2048w\"\n                style=\"object-position: 50.00% 50.00%; font-family: &quot;object-fit: cover; object-position: 50.00% 50.00%;&quot;; aspect-ratio: 1\/1; object-fit: cover; width: 100%;\"\n        loading=\"lazy\"\n\/>    <\/figure>\n\n\n<span class=\"quick-link__name wp-block-unilux-blocks-plain-text\">Department of Physics and Materials Science<\/span>\n\n<svg aria-hidden=\"true\" focusable=\"false\" class=\"icon icon-outline icon--arrow-right \"><use xlink:href=\"https:\/\/www.uni.lu\/wp-content\/themes\/unilux-theme\/assets\/images\/icons\/icons-outline.svg#icon--arrow-right\"><\/use><\/svg><\/span>\n<\/a>\n<\/li><\/ul>\n<\/div><\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Our mission at the Laboratory for Photovoltaics is to investigate the exact mechanisms that reduce the efficiency of real solar cells compared to ideal devices.<\/p>\n","protected":false},"author":105,"featured_media":3701,"parent":0,"menu_order":0,"template":"","meta":{"featured_image_focal_point":[],"show_featured_caption":false,"ulux_newsletter_groups":"","uluxPostTitle":"Laboratory for Photovoltaics","uluxPrePostTitle":"Research 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investigate the exact mechanisms that reduce the efficiency of real solar cells compared to ideal devices.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.uni.lu\/fstm-en\/research-groups\/laboratory-for-photovoltaics\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Laboratory for Photovoltaics\" \/>\n<meta property=\"og:description\" content=\"Our mission at the Laboratory for Photovoltaics is to investigate the exact mechanisms that reduce the efficiency of real solar cells compared to ideal devices.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.uni.lu\/fstm-en\/research-groups\/laboratory-for-photovoltaics\/\" \/>\n<meta property=\"og:site_name\" content=\"FSTM EN\" \/>\n<meta property=\"article:publisher\" 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