{"id":775,"date":"2025-08-20T09:06:27","date_gmt":"2025-08-20T01:06:27","guid":{"rendered":"https:\/\/frontbasic.sslab.org.cn\/ceramics\/?post_type=paper&#038;p=775"},"modified":"2025-08-20T09:35:14","modified_gmt":"2025-08-20T01:35:14","slug":"hexagonal-boron-nitride-ceramic-reinforced-with-a-dispersed-glass-phase-and-microdomain-extruded-glass-fibers","status":"publish","type":"paper","link":"https:\/\/frontbasic.sslab.org.cn\/ceramics\/paper\/hexagonal-boron-nitride-ceramic-reinforced-with-a-dispersed-glass-phase-and-microdomain-extruded-glass-fibers\/","title":{"rendered":"Hexagonal boron nitride ceramic reinforced with a dispersed glass phase and microdomain-extruded glass fibers"},"content":{"rendered":"\n<p><strong>Author:<\/strong>&nbsp;Yongheng&nbsp;Zhang&nbsp;<sup>ab1<\/sup>,&nbsp;Jixin&nbsp;Chen&nbsp;<sup>a<\/sup>,&nbsp;Hao&nbsp;Zhang&nbsp;<sup>ab<\/sup>,&nbsp;Guorui&nbsp;Zhao&nbsp;<sup>c<\/sup>,&nbsp;Zhihui&nbsp;Li&nbsp;<sup>d1<\/sup>,&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/author\/56004244400\/xiaohui-wang\">Xiaohui&nbsp;Wang&nbsp;<sup>a<\/sup><\/a>,&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/author\/56925632000\/fei-li\">Fei&nbsp;Li&nbsp;<sup>d<\/sup><\/a><\/p>\n\n\n\n<p><strong>Journal<\/strong>: <a href=\"https:\/\/www.sciencedirect.com\/journal\/journal-of-the-european-ceramic-society\">Journal of the European Ceramic Society<\/a><\/p>\n\n\n\n<p><strong>DOI:<\/strong>&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/doi.org\/10.1016\/j.jeurceramsoc.2025.117362\" target=\"_blank\">https:\/\/doi.org\/10.1016\/j.jeurceramsoc.2025.117362<\/a><\/p>\n\n\n\n<p><strong>Abstract \/&nbsp;\u6458\u8981<\/strong><\/p>\n\n\n\n<p>Hexagonal boron&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/topics\/engineering\/nitride\">nitride<\/a>&nbsp;(<em>h<\/em>-BN) is an important&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/topics\/engineering\/engineering-ceramic\">engineering ceramic<\/a>&nbsp;material. However, its layered structure and poor&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/topics\/engineering\/sinterability\">sinterability<\/a>&nbsp;often result in suboptimal mechanical properties. In this study,&nbsp;<em>h<\/em>-BN was simultaneously reinforced with a dispersed&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/topics\/materials-science\/ytterbium\">ytterbium<\/a>&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/topics\/materials-science\/aluminosilicate\">aluminosilicate<\/a>&nbsp;(YbAS) glass phase and novel in situ microdomain-extruded glass fibers. In situ\u2013formed glass fibers play a vital role in enhancing the composite\u2019s mechanical properties.&nbsp;<em>h<\/em>-BN\/30\u202fvol% YbAS composite sintered at 1600\u00b0C showed optimal mechanical properties, with&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/topics\/materials-science\/flexural-strength\">flexural strength<\/a>,&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/topics\/materials-science\/compressive-strength\">compressive strength<\/a>,&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/topics\/engineering\/impact-toughness\">fracture toughness<\/a>, and&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/topics\/engineering\/youngs-modulus\">elastic modulus<\/a>&nbsp;of 436\u202f\u00b1\u202f59\u202fMPa, 1072\u202f\u00b1\u202f86\u202fMPa, 4.2\u202f\u00b1\u202f0.3\u202fMPa\u00b7m<sup>1\/2<\/sup>, and 90.2\u202f\u00b1\u202f0.1\u202fGPa, respectively. The&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/topics\/engineering\/strengthening-mechanism\">strengthening mechanisms<\/a>&nbsp;include the co-reinforcement effect, mechanical locking provided by the YbAS glass fibers, and robust&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/topics\/engineering\/interfacial-bonding\">interfacial bonding<\/a>&nbsp;between the&nbsp;<em>h<\/em>-BN grains and the YbAS glass phase. The proposed novel microstructural design offers a promising pathway for strengthening ceramic performance.<\/p>\n\n\n\n<p><strong>Keywords \/&nbsp;\u5173\u952e\u8bcd<\/strong><\/p>\n\n\n\n<p><em>h<\/em>-BN; Ytterbium aluminosilicate glass; Microdomain extrusion; Glass fiber; Strengthening<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"565\" height=\"850\" src=\"https:\/\/frontbasic.sslab.org.cn\/ceramics\/wp-content\/uploads\/sites\/20\/2025\/08\/1-s2.0-S0955221925001827-gr4-1.jpg\" alt=\"\" class=\"wp-image-776\" srcset=\"https:\/\/frontbasic.sslab.org.cn\/ceramics\/wp-content\/uploads\/sites\/20\/2025\/08\/1-s2.0-S0955221925001827-gr4-1.jpg 565w, https:\/\/frontbasic.sslab.org.cn\/ceramics\/wp-content\/uploads\/sites\/20\/2025\/08\/1-s2.0-S0955221925001827-gr4-1-199x300.jpg 199w\" sizes=\"(max-width: 565px) 100vw, 565px\" \/><\/figure><\/div>","protected":false},"featured_media":782,"template":"","acf":[],"_links":{"self":[{"href":"https:\/\/frontbasic.sslab.org.cn\/ceramics\/wp-json\/wp\/v2\/paper\/775"}],"collection":[{"href":"https:\/\/frontbasic.sslab.org.cn\/ceramics\/wp-json\/wp\/v2\/paper"}],"about":[{"href":"https:\/\/frontbasic.sslab.org.cn\/ceramics\/wp-json\/wp\/v2\/types\/paper"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/frontbasic.sslab.org.cn\/ceramics\/wp-json\/wp\/v2\/media\/782"}],"wp:attachment":[{"href":"https:\/\/frontbasic.sslab.org.cn\/ceramics\/wp-json\/wp\/v2\/media?parent=775"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}