Investigation of the interstitial site in As+-ion-implanted GaAs by means of a multidirectional and high-depth resolution RBS/channelling technique

作者: J Nishizawa , I Shiota , Y Oyama

DOI: 10.1088/0022-3719/19/1/006

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摘要: The double-yield peak and the site exchange of responsible interstitial atoms on annealing have been observed for first time in a low-dose As+-ion-implanted GaAs crystal by means high-depth resolution multidirectional Rutherford back-scattering (RBS)/channelling technique. newly second is located deeper than conventional around projected range Rp. After at 200-250 degrees C, it found that both peaks change their sites during aging low temperature (RT approximately 40 C) occupy more stable bond-centred mixed split (100) one peak. It concluded may be most even higher temperature.

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