Abstract
Thermal defect generation processes are investigated in heat-treated (250 to 600 °C, 1 to 500 h) silicon crystals by a low-temperature photoluminescence method. In the spectral range from 0.75 to 1.20 eV, a number of emission bands are found. Some of these bands have been already observed in the luminescence spectra of irradiated silicon. The bands are found to cause the thermallyinduced defects, incorporating oxygen and carbon impurity atoms. Experimental data on the uniaxial stress splitting of the 0.7667 and 0.9259 eV zero-phonon luminescence lines associated with the oxygen thermal donors are presented. [Russian Text Ignored]
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