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Graphite Diamond

Scientific Reports 3, doi:10.1038/srep01331

Reconstructive

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Graphite Diamond

 Z.Anorg. Allg. Chem. 2014, 681–688

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Graphite Diamond

SCIENTIFIC REPORTS DOI: 10.1038/srep05930

AB

A

B

A

B

C

A

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Carbon allotropes

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SiO2: 

alpha-quartz 

cristobalite 

Displacive

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Bi2O3: Displacive

PHYSICAL REVIEW B 83, 214102 (2011)

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Group-subgroup relations

P31cTrigonal

P63mcHexagonal

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Group-subgroup

relations

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Dialation

[NaCl] [CsCl]

T/GPa

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NaCl---> CsCl transformation 

B1; α=60 B2; α=90

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Order-disorder transition

The atoms are distributed at random