Paper Representations of the Noncubic Crystal Classes
作者:
L. I. Schiff,
期刊:
American Journal of Physics
(AIP Available online 1954)
卷期:
Volume 22,
issue 9
页码: 621-622
ISSN:0002-9505
年代: 1954
DOI:10.1119/1.1933859
出版商: American Association of Physics Teachers
数据来源: AIP
摘要:
It is shown that the full symmetries of twenty-seven of the thirty-two crystal classes, all except the five cubic classes, can be exhibited by suitably marked pieces of paper or cardboard. It is necessary to use both sides of the paper, and to exploit its small but finite thickness.
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