{"id":40927,"date":"2022-05-03T14:10:13","date_gmt":"2022-05-03T21:10:13","guid":{"rendered":"https:\/\/silvaco.com\/uncategorized\/simulation-standard-investigation-of-self-heating-effects-in-soi-mosfets-with-silvaco-numerical-simulation\/"},"modified":"2023-03-09T09:52:25","modified_gmt":"2023-03-09T17:52:25","slug":"simulation-standard-investigation-of-self-heating-effects-in-soi-mosfets-with-silvaco-numerical-simulation","status":"publish","type":"post","link":"https:\/\/silvaco.com\/ja\/simulation-standard\/investigation-of-self-heating-effects-in-soi-mosfets-with-silvaco-numerical-simulation\/","title":{"rendered":"Investigation of Self-Heating Effects in SOI MOSFETs  with Silvaco Numerical Simulation"},"content":{"rendered":"<div id='template_overview'  class='avia-section main_color avia-section-small avia-no-border-styling  avia-bg-style-scroll  avia-builder-el-0  avia-builder-el-no-sibling   container_wrap fullsize' style='background-color: #ffffff;  margin-top:0px; margin-bottom:0px; '  ><div class='container' ><main  role=\"main\" itemprop=\"mainContentOfPage\"  class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-40927'><div class='entry-content-wrapper clearfix'>\n<div class='flex_column_table av-equal-height-column-flextable -flextable' style='margin-top:20px; margin-bottom:0px; '><div class=\"flex_column av_three_fourth  flex_column_table_cell av-equal-height-column av-align-top first  avia-builder-el-1  el_before_av_one_fourth  avia-builder-el-first  \" style='padding:0px 0px 0px 0px ; border-radius:0px; '><section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock  '   itemprop=\"text\" ><h1>Investigation of Self-Heating Effects in SOI MOSFETs with Silvaco Numerical Simulation<\/h1>\n<p><em>Xiong Zhang<sup>1<\/sup> \u00b7 Payam Mehr<sup>1<\/sup> \u00b7 Dragica Vasileska<sup>1<\/sup> \u00b7 Trevor J. Thornton<sup>1<\/sup><\/em><\/p>\n<h3>Abstract<\/h3>\n<p>Self-heating effect may cause over-heated damage and degradation for silicon-on-insulator (SOI) devices, so numerical counting heat generated, and distribution can optimize the radio frequency integrated circuits (RFICs) applications. Both conventional and high resistivity, trap-rich SOI substrates are fabricated to investigate self-heating effects. There are two identical n channel metal-oxide-semiconductor-field-effect transistors (nMOSFETs) placed together to share a common source and the same active silicon region. One MOSFET is biased above threshold voltage and into saturation to heat-up the active region as a heater, and another device is biased into the sub-threshold regime to track the temperature changes as a localized thermometer. Compared to bulk single crystal silicon, the trap-rich SOI substrate consists of a high-defected polysilicon layer, which has introduced between the buried oxide layer and substrate. Due to the grain boundaries, the polysilicon layer has more phonon scattering and less value of thermal conductivity. However, based on the measurement results, two types of substrates SOI devices have similar performance for temperature increased. Therefore, a Silvaco numerical simulation has been issued to analysis the heat flow distribution within the devices and dissipation solution.<\/p>\n<\/div><\/section><\/div><div class='av-flex-placeholder'><\/div><div class=\"flex_column av_one_fourth  flex_column_table_cell av-equal-height-column av-align-top av-zero-column-padding   avia-builder-el-3  el_after_av_three_fourth  avia-builder-el-last  \" style='border-radius:0px; ' id=\"whitepaper\" ><p><div  class='avia-builder-widget-area clearfix  avia-builder-el-4  el_before_av_image  avia-builder-el-first '><div id=\"nav_menu-29\" class=\"widget clearfix widget_nav_menu\"><div class=\"menu-simulation-standard-side-menu-japanese-container\"><ul id=\"menu-simulation-standard-side-menu-japanese\" class=\"menu\"><li id=\"menu-item-26253\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-26253\"><a href=\"https:\/\/silvaco.com\/ja\/technical-library\/simulation-standard\/\">Simulation Standard<\/a><\/li>\n<\/ul><\/div><\/div><\/div><br \/>\n<div  class='avia-image-container  av-styling-    avia-builder-el-5  el_after_av_sidebar  el_before_av_button  avia-align-center '  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\"  ><div class='avia-image-container-inner'><div class='avia-image-overlay-wrap'><a href=\"\/dynamicweb\/jsp\/downloads\/DownloadDocStepsAction.do?req=download&amp;nm=Q2_SS_May2022.pdf\" class='avia_image' target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" width=\"238\" height=\"300\" class='wp-image-47963 avia-img-lazy-loading-not-47963 avia_image' src=\"https:\/\/silvaco.com\/wp-content\/uploads\/2022\/05\/Q2_SS_May2022_thumbnail-238x300.png\" alt='' title='Q2_SS_May2022_thumbnail'  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/silvaco.com\/wp-content\/uploads\/2022\/05\/Q2_SS_May2022_thumbnail-238x300.png 238w, https:\/\/silvaco.com\/wp-content\/uploads\/2022\/05\/Q2_SS_May2022_thumbnail-29x37.png 29w, https:\/\/silvaco.com\/wp-content\/uploads\/2022\/05\/Q2_SS_May2022_thumbnail-44x55.png 44w, https:\/\/silvaco.com\/wp-content\/uploads\/2022\/05\/Q2_SS_May2022_thumbnail-38x48.png 38w, https:\/\/silvaco.com\/wp-content\/uploads\/2022\/05\/Q2_SS_May2022_thumbnail.png 250w\" sizes=\"(max-width: 238px) 100vw, 238px\" \/><\/a><\/div><\/div><\/div><br \/>\n<div  class='avia-button-wrap avia-button-center  avia-builder-el-6  el_after_av_image  avia-builder-el-last ' ><a href='\/dynamicweb\/jsp\/downloads\/DownloadDocStepsAction.do?req=download&amp;nm=Q2_SS_May2022.pdf' class='avia-button  avia-color-grey   avia-icon_select-yes-right-icon avia-size-small avia-position-center ' target=\"_blank\" rel=\"noopener noreferrer\"><span class='avia_iconbox_title' >Download Simulation Standard<\/span><span class='avia_button_icon avia_button_icon_right' aria-hidden='true' data-av_icon='\ue875' data-av_iconfont='entypo-fontello'><\/span><\/a><\/div><\/p><\/div><\/div><!--close column table wrapper. Autoclose: 1 -->\n","protected":false},"excerpt":{"rendered":"<p>Self-heating effect may cause over-heated damage and degradation for silicon-on-insulator (SOI) devices, so numerical counting heat generated, and distribution can optimize the radio frequency integrated circuits (RFICs) applications. Both conventional and high resistivity, trap-rich SOI substrates are fabricated to investigate self-heating effects. There are two identical n channel metal-oxide-semiconductor-field-effect transistors (nMOSFETs) placed together to share a common source and the same active silicon region. One MOSFET is biased above threshold voltage and into saturation to heat-up the active region as a heater, and another device is biased into the sub-threshold regime to track the temperature changes as a localized thermometer. Compared to bulk single crystal silicon, the trap-rich SOI substrate consists of a high-defected polysilicon layer, which has introduced between the buried oxide layer and substrate. Due to the grain boundaries, the polysilicon layer has more phonon scattering and less value of thermal conductivity. However, based on the measurement results, two types of substrates SOI devices have similar performance for temperature increased. Therefore, a Silvaco numerical simulation has been issued to analysis the heat flow distribution within the devices and dissipation solution.<\/p>\n","protected":false},"author":8,"featured_media":47954,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7570],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.0 (Yoast SEO v24.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Investigation of Self-Heating Effects in SOI MOSFETs \u2028with Silvaco N<\/title>\n<meta name=\"description\" content=\"Self-heating effect may cause over-heated damage and degradation for silicon-on-insulator (SOI) devices, so numerical counting heat generat\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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