北京汇德信科技有限公司

硒化锌单晶 ZnSe


Structure formula: ZnSe
Crystal structure: cubic
Crystal axis: (111)or (100)
Orientation: (100); (110); (111) ±30 arc minutes.
Other orientations available on request.
Production method: Markov
Lattice paramters, A a = 5.6687
Specific resistivity, Ohm cm
undoped:
doped:
1x108...1x1012
5x10-2...1x106
Hall mobility, cm2/V/sec 400(e)
EPD, cm-1 < 5x103...1x105
Density of low angle boundaries, cm-1 < 2
Twins and stacking faults twin free
Orientation accuracy: max. 1°; typ. < 0.5°
Standard wafer sizes: 5 mm x 5 mm, 10 mm x 10 mm
and round ø40 mm
Max. sizes of wafers
(at thickness 1 mm):
(111) ø 55 mm
(110) 45 x 20
(100) ø 51 mm
Standard thickness: 0.5 mm or 1 mm
Tolerances
Width/Length:
Diameter:
Thickness:
± 0.050 mm
+ 0.000 mm / -0.100 mm
± 0.050 mm
Polishing: one side or both sides polished
Optical Polishing
Chemical mechanical polishing

 

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