{"id":1909,"date":"2026-04-15T16:13:30","date_gmt":"2026-04-15T07:13:30","guid":{"rendered":"https:\/\/www.d-kdn.co.jp\/?post_type=products&#038;p=1909"},"modified":"2026-04-15T16:13:31","modified_gmt":"2026-04-15T07:13:31","slug":"%e3%83%96%e3%83%aa%e3%83%83%e3%82%b8%e3%83%9e%e3%83%b3%e8%a3%85%e7%bd%ae","status":"publish","type":"products","link":"https:\/\/www.d-kdn.co.jp\/en\/products\/ikusei\/1909\/","title":{"rendered":"Bridgman furnace"},"content":{"rendered":"\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 is-style-fill\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.d-kdn.co.jp\/en\/contact\/\">Contact us<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Description<\/h2>\n\n\n\n<p>The Bridgman\u00a0single crystal growth\u00a0method\u00a0is\u00a0a method\u00a0of growing a\u00a0crystal\u00a0through\u00a0directional solidification by\u00a0moving the\u00a0crucible\u00a0in a furnace\u00a0with\u00a0fixed\u00a0temperature\u00a0distribution.\u00a0This\u00a0Bridgman furnace\u00a0melts\u00a0raw materials\u00a0in a crucible, and then\u00a0moves\u00a0the crucible through area of varying\u00a0temperature\u00a0distribution\u00a0so that the melted material solidify sequentially\u00a0from one end to the other.<br>There\u00a0is\u00a0the\u00a0vertical\u00a0Bridgman method\u00a0and the horizontal\u00a0Bridgman method.\u00a0There are\u00a02 ways\u00a0to create a\u00a0temperature\u00a0distribution &#8211; moving the crucible\u00a0and\u00a0controlling the\u00a0temperature\u00a0in the furnace while the crucible stays fixed\u00a0(VGF\u00a0method, HGF\u00a0method).<br>The\u00a0single crystals\u00a0that could be\u00a0grown by the\u00a0Bridgman\u00a0method are\u00a0ferritic, Sapphire, BGO, PM, LBO, BSO, LSO, CaF, etc.\u00a0<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"200\" height=\"100\" src=\"https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/04\/crystals-040.gif\" alt=\"\" class=\"wp-image-1910\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Application<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"300\" height=\"100\" src=\"https:\/\/www.d-kdn.co.jp\/wp\/wp-content\/uploads\/2026\/03\/img_crystal014-1.jpg\" alt=\"\" class=\"wp-image-1160\"\/><\/figure>\n\n\n\n<p>Ferritic\u00a0single crystal,\u00a0piezoelectric single crystal,\u00a0GGG, LGS, Sapphire, YAG, dYAG, YAP, NdYAP, YbLuAG, NdCrGSGG, BGO, PM, YVO, LBO, BSO, LSO, CaF, etc.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Specification<\/h2>\n\n\n\n<figure class=\"wp-block-flexible-table-block-table is-style-default\"><table class=\"has-fixed-layout\"><tbody><tr><th style=\"width:35%;text-align:center\"><strong>Heating method<\/strong><\/th><td>Resistance heating\u00a0or\u00a0high-frequency induction heating<\/td><\/tr><tr><th style=\"width:35%;text-align:center\"><strong>Heat source<\/strong><\/th><td>Heater\uff08KANTHAL\u00a0A1,\u00a0super\u00a0KANTHAL,\u00a0platinum,\u00a0tungsten\u00a0mesh,\u00a0carbon, Kera\u00a0Max, SiC,\u00a0etc.)<br>2\u00a0or\u00a03\u00a0zone<\/td><\/tr><tr><th style=\"width:35%;text-align:center\"><strong>Heating temperature<\/strong><\/th><td>500\uff5e3,000\u2103<\/td><\/tr><tr><th style=\"text-align:center\"><strong>Atmosphere<\/strong><\/th><td>Air\u30fbgas\u30fbvacuum\u30fbPressurization<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 is-style-fill\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.d-kdn.co.jp\/en\/contact\/\">Contact us<\/a><\/div>\n<\/div>\n\n\n\n<p><\/p>\n","protected":false},"featured_media":1161,"template":"","products-cat":[4],"products-application":[22],"products-field":[24,29,30,31],"products-tag":[120,124,132],"class_list":["post-1909","products","type-products","status-publish","has-post-thumbnail","hentry","products-cat-ikusei","products-application-crystal-growth","products-field-semiconductors","products-field-energy-materials","products-field-optics-and-photonics","products-field-academia","products-tag-ikusei","products-tag-124","products-tag---2","en-US"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/products\/1909","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/products"}],"about":[{"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/types\/products"}],"version-history":[{"count":1,"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/products\/1909\/revisions"}],"predecessor-version":[{"id":1911,"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/products\/1909\/revisions\/1911"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/media\/1161"}],"wp:attachment":[{"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/media?parent=1909"}],"wp:term":[{"taxonomy":"products-cat","embeddable":true,"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/products-cat?post=1909"},{"taxonomy":"products-application","embeddable":true,"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/products-application?post=1909"},{"taxonomy":"products-field","embeddable":true,"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/products-field?post=1909"},{"taxonomy":"products-tag","embeddable":true,"href":"https:\/\/www.d-kdn.co.jp\/wp-json\/wp\/v2\/products-tag?post=1909"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}