Annealing studies on LEC grown Si undoped GaAs single crystals

被引:0
|
作者
Durai, L [1 ]
Radhakrishnan, JK [1 ]
Thirumavalavan, M [1 ]
Inderpal [1 ]
Singh, H [1 ]
Singh, D [1 ]
Chander, J [1 ]
Kaur, J [1 ]
Joshi, SC [1 ]
Narula, RC [1 ]
Bagai, RK [1 ]
机构
[1] Solidstate Phys Lab, Delhi 54, India
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T [工业技术];
学科分类号
08 ;
摘要
Annealing of undoped SI GaAs crystal samples was carried out at 950 degrees C for five hours in vacuum/arsenic overpressure followed by slow cooling / quenching. Resistivity distribution across the wafer was studied and found that the wafers taken from the crystal annealed under arsenic overpressure,is better than the wafers taken from ingot annealed under vacuum.
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页码:304 / 307
页数:4
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