CH 13 PACKING - packing where the layers repeat i n the...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
(a) Hexagonal (b) Cubic close-packing close-packing = face centered cubic (hcp) C TOP @- layer Middle layer Bottom layer 4 Figure 1 Efficient packing. The most efficient ways to pack atoms or ions in crystalline materials are hexagonal close packing (hcp) and cubic close packing (ccp). Figure 2 Models of close packing. (a) A model of hexagonal close-
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: packing, where the layers repeat i n the order ABABAB. . . . (b) A face- centered unit cell (cubic close-packing), where the layers repeat i n the order ABCABC. . . . (A k i t from which these models can be built i s avail- able from the Institute for Chemical Education at the University of Wisconsin at Madison.)...
View Full Document

This note was uploaded on 05/31/2008 for the course CHM 2045 taught by Professor Mitchell during the Spring '07 term at University of Florida.

Ask a homework question - tutors are online