1) hexagonal close-packed
六角密排结构
1.
X-ray powder diffraction showed that Ni-Mg solid solution was formed with the single phase of hexagonal close-packed(hcp) structure,its average particle size obtained from Scherrer formula is 6.
采用柠檬酸盐分解法得到前驱体,在氩气气氛中低温烧结,合成了六角密排结构的Mg掺杂Ni纳米颗粒。
2) hexagonal close-packed structure
密排六方结构
3) hexagonal closed packed structure
六角密积结构
4) hexagonal closed-packed structure
六角形密集结构
6) double hexagonal-close-packed crystal
双层密排六方结构
补充资料:密排六方晶
密排六方晶格(hcp)( close-packed hexagonal lattice ):常见的金属立方晶格.
晶格常数:底面边长 a 和高 c,
c/a=1.633
原子半径:r=1/2a
原子数:n=12×1/6+2×1/2+3 =6
致密度: k= nv原子/v晶体= 0.74
说明:补充资料仅用于学习参考,请勿用于其它任何用途。