Lattice Constants and Crystal Structures of some Semiconductors and Other Materials

Element or Compound

Name

Crystal Structure

Lattice Constant at 300 K (�)

C

Carbon (Diamond)

Diamond

3.56683

Ge

Germanium

Diamond

5.64613

Si

Silicon

Diamond

5.43095

Sn

Grey Tin

Diamond

6.48920

SiC

Silicon carbide

Wurtzite

a=3.086; c=15.117

AlAs

Aluminum arsenide

Zincblende

5.6605

AlP

Aluminum phosphide

Zincblende

5.4510

AlSb

Aluminum antimonide

Zincblende

6.1355

BN

Boron nitride

Zincblende

3.6150

BP

Boron phosphide

Zincblende

4.5380

GaAs

Gallium arsenide

Zincblende

5.6533

GaN

Gallium nitride

Wurtzite

a=3.189; c=5.185

GaP

Gallium phosphide

Zincblende

5.4512

GaSb

Gallium antimonide

Zincblende

6.0959

InAs

Indium arsenide

Zincblende

6.0584

InP

Indium phosphide

Zincblende

5.8686

InSb

Indium antimonide

Zincblende

6.4794

CdS

Cadmium sulfide

Zincblende

5.8320

CdS

Cadmium sulfide

Wurtzite

a=4.160; c=6.756

CdSe

Cadmium selenide

Zincblende

6.050

CdTe

Cadmium telluride

Zincblende

6.482

ZnO

Zinc oxide

Rock Salt

4.580

ZnS

Zinc sulfide

Zincblende

5.420

ZnS

Zinc sulfide

Wurtzite

a=3.82; c=6.26

PbS

Lead sulfide

Rock Salt

5.9362

PbTe

Lead telluride

Rock Salt

6.4620