{"title":"Dielectric \u0026 Insulating Materials","description":null,"products":[{"product_id":"centimeter-level-h-bn-crystal","title":"Centimeter level h-BN Crystal","description":"\u003cp\u003eFig. 1. Qualitative Characterization of high-quality hBN Single Crystals. (a) Optical image. (b) Raman spectra. (c) – (d) Critical breakdown field strength.\u003c\/p\u003e\n\u003cp\u003eEach product will include 4 to 5 pieces of samples, approximately 4 mm in size. If you have any specific requirements or questions, please feel free to let us know!\u003c\/p\u003e\n\u003cp\u003eh-BN (hexagonal boron nitride) is a two-dimensional material that has gained significant attention in the fields of materials science and nanotechnology. Often referred to as \"white graphene\" due to its structural similarity to graphene, h-BN consists of alternating boron and nitrogen atoms arranged in a hexagonal lattice.\u003c\/p\u003e\n\u003cp\u003eProperties\u003c\/p\u003e\n\u003cp\u003eLayered Structure: h-BN has a layered structure that allows it to be easily exfoliated into single or few layers, which is valuable for various applications.\u003cbr\u003e  \u003cbr\u003eElectrical Insulator: Unlike graphene, which is a conductor, h-BN is an excellent electrical insulator. This property makes it suitable as a dielectric material in electronic devices.\u003cbr\u003e  \u003cbr\u003eHigh Thermal Conductivity: h-BN exhibits excellent thermal conductivity, making it useful in thermal management applications, particularly in electronics.\u003c\/p\u003e\n\u003cp\u003eChemical Stability: The material is chemically stable and resistant to oxidation, which enhances its longevity and applicability in various environments.\u003c\/p\u003e\n\u003cp\u003eElectronics: h-BN is used as a substrate for graphene and other 2D materials, providing a smooth and insulating layer that enhances device performance.\u003cbr\u003e  \u003cbr\u003eNanocomposites: Due to its mechanical strength and thermal properties, h-BN is incorporated into polymer matrices to produce nanocomposites with improved thermal conductivity and mechanical strength.\u003c\/p\u003e\n\u003cp\u003eOptoelectronics: h-BN is being explored for use in optoelectronic devices, including photodetectors and light-emitting diodes, due to its wide bandgap and optical transparency.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"2D Material Supermarket","offers":[{"title":"Default Title","offer_id":48390812270776,"sku":"2MS-h-BN","price":720.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0649\/0069\/4200\/files\/338051730716128_.pic.jpg?v=1730716147"},{"product_id":"bi-seo-bismuth-selenite-oxide","title":"Bi₂SeO₅ (Bismuth Selenite Oxide)","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan\u003eA layered van der Waals bismuth oxyselenide \u003c\/span\u003e\u003cstrong\u003ehigh-κ dielectric\u003c\/strong\u003e\u003cspan\u003e, notable as a native two-dimensional insulator compatible with semiconducting Bi₂O₂Se. It offers a large dielectric constant, wide bandgap, and atomically flat, dangling-bond-free interfaces, making it a promising \u003c\/span\u003e\u003cstrong\u003egate dielectric\u003c\/strong\u003e\u003cspan\u003e for two-dimensional electronics. The Bi₂O₂Se\/Bi₂SeO₅ semiconductor–insulator pair can be obtained by controlled oxidation, providing an intrinsic channel–dielectric platform for high-performance \u003c\/span\u003e\u003cstrong\u003e2D field-effect transistors\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eSample specifications: Individual crystals measure approximately 2~3 mm, with a purity of up to 99.9999% (6N), and multiple high-quality single-crystal pieces included in each package.\u003c\/p\u003e","brand":"2D Material Supermarket","offers":[{"title":"Default Title","offer_id":53906256330936,"sku":"2MS-Bi2SeO5","price":950.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0649\/0069\/4200\/files\/91f5a4b89f1b1ba558eefc49f65fe22e_b6dbf124-9026-4e30-9e6b-c1015b17f5fa.jpg?v=1786624515"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0649\/0069\/4200\/collections\/e748d2f02bfe72cee8ff75cccd46b547_4d8875de-c007-4468-920b-0be60781f741.jpg?v=1790065722","url":"https:\/\/2dmaterialsupermarket.com\/collections\/dielectric-insulating-materials.oembed","provider":"2D Material Supermarket","version":"1.0","type":"link"}