{"id":16,"date":"2015-10-08T00:00:00","date_gmt":"2015-10-08T00:00:00","guid":{"rendered":"https:\/\/phy.jfn.ac.lk\/index.php\/2015\/10\/08\/collaborative-research-work-with-other-institutions\/"},"modified":"2015-10-08T00:00:00","modified_gmt":"2015-10-08T00:00:00","slug":"collaborative-research-work-with-other-institutions","status":"publish","type":"post","link":"https:\/\/phy.jfn.ac.lk\/index.php\/2015\/10\/08\/collaborative-research-work-with-other-institutions\/","title":{"rendered":"Collaborative research work with other institutions"},"content":{"rendered":"<p><span style=\"font-size: 12.16px; line-height: 1.3em;\"><strong>Theory and Simulations<\/strong><\/span><\/p>\n<p><span style=\"font-size: 12.16px; line-height: 1.3em;\"><strong>Functional ceramics<\/strong><\/span><\/p>\n<p><span style=\"font-size: 12.16px; line-height: 1.3em;\"><strong>Batteries and Fuel Cells<\/strong><\/span><\/p>\n<p><span style=\"font-size: 12.16px; line-height: 1.3em;\"><strong>Nanostructured Solar cells \u00a0<\/strong><\/span><\/p>\n<div><strong><br \/><\/strong><\/div>\n<div><strong>Collaboration with Prof.Jenny Nelson, Imperial College London and Prof.Neil Robertson,\u00a0Edinburgh University, UK<\/strong><\/div>\n<div>\n<ul>\n<li><span><strong>Hybrid metal oxide \/ polymer solar cells\u00a0<\/strong><\/span><\/li>\n<\/ul>\n<div>\n<table border=\"0\">\n<tbody>\n<tr>\n<td>\n<p><strong><span>Controlling charge recombination using alumina over layer\u00a0<\/span><\/strong><\/p>\n<p><img decoding=\"async\" class=\" size-full wp-image-2\" src=\"http:\/\/localhost\/physics\/wp-content\/uploads\/2012\/01\/alumina1.png\" border=\"0\" width=\"400\" \/><\/p>\n<\/td>\n<td>\u00a0 \u00a0<\/td>\n<td>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\">The Alumina coating on TiO2 nano particles in TiO<sub>2\u00a0<\/sub>\/ Polymer solar cells serves multiple\u00a0functions\u2014as physical barrier layers for charge recombination\u00a0reactions to affect the photo induced charge transfer\u00a0at the interface, as a means of passivation of TiO2 surface\u00a0trap states, and to improve the exciton dissociation\u00a0efficiency at the polymer \/ TiO<sub>2<\/sub>\u00a0interface &#8230;&#8230;&#8230;<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\"><a href=\"http:\/\/www.ingentaconnect.com\/content\/asp\/jno\/2013\/00000008\/00000006\/art00003\"><strong>Loheeswaran<\/strong><span class=\"apple-converted-space\">\u00a0<\/span><em>et al<\/em>\u00a0Journal of Nanoelectronics and Optoelectronics 8, 484-488 (2013).<\/a><\/span><\/p>\n<p> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u00a0<\/p>\n<\/td>\n<td>\u00a0<\/td>\n<td>\u00a0<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u00a0<span><strong>Improving charge transport using nanorods<\/strong><\/span><\/p>\n<p><img decoding=\"async\" class=\" size-full wp-image-3\" src=\"http:\/\/localhost\/physics\/wp-content\/uploads\/2012\/01\/rod%20vs%20particle.jpg\" border=\"0\" width=\"400\" \/><\/p>\n<p>\u00a0<\/p>\n<\/td>\n<td>\u00a0<\/td>\n<td>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\">Charge recombination in the structures containing vertically aligned ZnO\u00a0nanorods is remarkably slow, with a half-life of several milliseconds, over 2 orders of magnitude slower than\u00a0that for randomly oriented ZnO nano-particles. Overall\u00a0power conversion\u00a0efficiency of device with nanorods is over four times greater than that for a similar device based on the nanoparticle structure<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\"><a href=\"http:\/\/pubs.acs.org\/doi\/abs\/10.1021\/jp0571372\"><strong><span class=\"font5\">Ravirajan, P.<\/span><\/strong><span class=\"font6\"><em>\u00a0et al.<\/em>\u00a0Journal of Physical \u00a0Chemistry B 110, 7635-7639,\u00a0<\/span><span class=\"font5\">(<strong>2006<\/strong>).<\/span><\/a><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<ul>\n<li><strong>\u00a0Quantum Dot Sensitised Solar cells (QDSSC)<\/strong><\/li>\n<\/ul>\n<div>\n<table border=\"0\">\n<tbody>\n<tr>\n<td><strong><img decoding=\"async\" class=\" size-full wp-image-4\" src=\"http:\/\/localhost\/physics\/wp-content\/uploads\/2012\/01\/cds%20solar%20cells.jpg\" border=\"0\" width=\"400\" \/><\/strong><\/td>\n<td>\u00a0\u00a0<\/td>\n<td style=\"text-align: justify;\"><span style=\"font-size: small;\">Insertion of cadmium sulfide\u00a0(CdS) QDs at the nanocrystalline TiO2 \/ P3HT interface\u00a0improve the efficiency of TiO2\/P3HT solar cells by a factor three by\u00a0broadening the quantum efficiency spectrum\u00a0and controlling the recombination kinetics\u00a0&#8230;&#8230;.<\/span> <\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\"><a href=\"http:\/\/link.springer.com\/article\/10.1007\/s10854-015-2869-7\"><strong>Thanihai<\/strong><em>\u00a0et. al\u00a0Journal of Material Science: Materials in Electronics 26, 3558-3563, (2015).<\/em><\/a><\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\u00a0<\/td>\n<td>\u00a0<\/td>\n<td>\u00a0<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<div>\u00a0<\/div>\n<div><strong>Nano-pyramid textured silicon solar cells &#8211; Mr.S.Senthuran\u00a0<\/strong><\/div>\n<div><strong><br \/><\/strong><\/div>\n<div><strong><strong>collaboration with Prof.<span>\u00a0<a class=\"authorName svAuthor\" href=\"http:\/\/www.sciencedirect.com\/science\/article\/pii\/S0167931714001452\" data-orcid=\"\" data-t=\"a\" data-fn=\"Maan M.\" data-ln=\"Alkaisi\" data-pos=\"2\" data-tb=\"\"><span>Maan M. Alkaisi,\u00a0<\/span><span>University of Canterbury, Christchurch, New Zealand<\/span><\/a>.<\/span><\/strong><\/strong><\/div>\n<div>\n<table border=\"0\">\n<tbody>\n<tr>\n<td>\u00a0<\/td>\n<td>\u00a0<\/td>\n<td>\u00a0<\/td>\n<\/tr>\n<tr>\n<td><img fetchpriority=\"high\" decoding=\"async\" class=\" size-full wp-image-5\" src=\"http:\/\/localhost\/physics\/wp-content\/uploads\/2012\/01\/senthuran.jpg\" border=\"0\" alt=\"\" width=\"819\" height=\"486\" \/> <\/p>\n<table border=\"0\">\n<tbody>\n<tr>\n<td>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\">Texturing the surface of solar cell is one of the techniques widely used \u00a0for efficient light trapping. We are investigating the impact of sub-wavelength scale texturing ( eg: Nanopyramid, Nanocone, etc) in light trapping for next generation silicon solar cell and thin film solar cells. Influence of quantum dots ( CdSe, Si ) coating for light absorption in nanostrutured solar cells are also being studied.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\"><a href=\"http:\/\/www.sciencedirect.com\/science\/article\/pii\/S0167931714001452\">S. Senthuran et. al, &#8221; Inverted nanopyramid texturing for silicon solar cells using interference lithography&#8221;,\u00a0<em>Journal of Microelectronics Engineering<\/em>, 119 C, pp. 146-150, (2014)<\/a><\/span><\/p>\n<p style=\"text-align: justify;\">\u00a0<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td>\u00a0<\/td>\n<td>\u00a0<\/td>\n<\/tr>\n<tr>\n<td>\u00a0<\/td>\n<td>\u00a0<\/td>\n<td>\u00a0<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/p><\/div>\n<div>\u00a0<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Theory and Simulations Functional ceramics Batteries and Fuel Cells Nanostructured Solar cells \u00a0 Collaboration with Prof.Jenny Nelson, Imperial College London and Prof.Neil Robertson,\u00a0Edinburgh University, UK Hybrid metal oxide \/ polymer solar cells\u00a0 Controlling charge recombination using alumina over layer\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 The Alumina coating on TiO2 nano particles [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ocean_post_layout":"","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":"default","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":"default","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":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"on","ocean_gallery_id":[],"footnotes":""},"categories":[4],"tags":[],"class_list":["post-16","post","type-post","status-publish","format-standard","hentry","category-uncategorised","entry"],"_links":{"self":[{"href":"https:\/\/phy.jfn.ac.lk\/index.php\/wp-json\/wp\/v2\/posts\/16","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phy.jfn.ac.lk\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phy.jfn.ac.lk\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phy.jfn.ac.lk\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/phy.jfn.ac.lk\/index.php\/wp-json\/wp\/v2\/comments?post=16"}],"version-history":[{"count":0,"href":"https:\/\/phy.jfn.ac.lk\/index.php\/wp-json\/wp\/v2\/posts\/16\/revisions"}],"wp:attachment":[{"href":"https:\/\/phy.jfn.ac.lk\/index.php\/wp-json\/wp\/v2\/media?parent=16"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phy.jfn.ac.lk\/index.php\/wp-json\/wp\/v2\/categories?post=16"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phy.jfn.ac.lk\/index.php\/wp-json\/wp\/v2\/tags?post=16"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}