英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：


请选择你想看的字典辞典：
单词字典翻译
Tragacanthus查看　Tragacanthus　在百度字典中的解释百度英翻中〔查看〕
Tragacanthus查看　Tragacanthus　在Google字典中的解释Google英翻中〔查看〕
Tragacanthus查看　Tragacanthus　在Yahoo字典中的解释Yahoo英翻中〔查看〕

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Boron nitride - Wikipedia
    Boron nitride is a thermally and chemically resistant refractory compound of boron and nitrogen with the chemical formula B N It exists in various crystalline forms that are isoelectronic to a similarly structured carbon lattice
  • Boron Nitride - an overview | ScienceDirect Topics
    Boron nitride is a covalent compound composed of boron and nitrogen atoms, known for its hardness comparable to diamond It has various types, including hexagonal boron nitride, and is utilized for its lightweight, high-strength properties in energy catalysis and storage applications
  • 23. 4: Boron and Its Amazing Structures - Chemistry LibreTexts
    Boron nitride is similar in many ways to elemental carbon With eight electrons, the B–N unit is isoelectronic with the C–C unit, and B and N have the same average size and electronegativity as C
  • Boron Nitrides — Properties, Synthesis and Applications
    Due to the special bonding behaviors of boron and nitrogen the BN exists in many different structures The well-defined crystallographic structures are hexagonal BN (h-BN), rhombohedral BN (r-BN), wurtzitic BN (w-BN), and cubic BN (c-BN)
  • Boron Nitride | Formula, Properties Application
    As a heat and chemically resistant refractory compound, Boron Nitride exhibits a crystalline structure that is isoelectronic to a similarly structured carbon lattice There are multiple forms of Boron Nitride, each with its own specific attributes and applications
  • Boron nitride can be represented by the given structure. The structure . . .
    This structure of boron nitride is similar to that of graphite Graphite is an allotrope of carbon In graphite, the carbon atoms are present in a hexagonal arrangement
  • Structure of Boron nitride (Inorganic Graphite): - Chem Zipper. com
    (i) Boron Nitride (Inorganic Graphite): (1) Boron nitride is a hexagonal 2D planar giant covalent network , slippery and a white solid with a layered structure like graphite Doe to similar structure with graphite it know as “Inorganic graphite” and due to white colour it is also called “white graphite”
  • HBN, CBN, and WBN: A Comparative Analysis of Boron Nitride Polymorphs
    Wurtzite Boron Nitride (w‑BN): Structure, Properties, and Applications Wurtzite boron nitride adopts a hexagonal crystal system with space group P6₃mc It features tetrahedrally coordinated boron and nitrogen atoms arranged in a 3D network similar to the wurtzite structure of ZnS or GaN
  • What is the Difference Between Boron Nitride and Graphite
    The difference between boron nitride and graphite is composition Boron nitride is made from boron and nitrogen atoms linked by strong covalent bonds, whereas graphite is made from pure carbon atoms arranged in a hexagonal lattice with strong covalent bonds within each layer
  • Boron nitride materials: an overview from 0D to 3D (nano)structures
    Boron nitride (BN) materials present different crystalline phases including fullerene-like (0D), nanotubes (1D, NTs), hexagonal (2D, h-BN), and cubic (3D) structures





中文字典-英文字典  2005-2009