Dopant dependence on passivation and reactivation of carrier after hydrogenation
Author(s) -
Naoki Fukata,
Shōichi Satō,
H. Morihiro,
K. Murakami,
Kunie Ishioka,
Masahiro Kitajima,
Shunichi Hishita
Publication year - 2007
Publication title -
journal of applied physics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.699
H-Index - 319
eISSN - 1089-7550
pISSN - 0021-8979
DOI - 10.1063/1.2654831
Subject(s) - dopant , passivation , boron , annealing (glass) , trapping , hydrogen , doping , silicon , materials science , dopant activation , crystallography , chemistry , inorganic chemistry , nanotechnology , metallurgy , optoelectronics , organic chemistry , ecology , layer (electronics) , biology
The formation of hydrogen (H)-related complexes and H effects on boron (B) and phosphorus (P) dopants was investigated in B- or P-doped silicon (Si) crystal treated with high concentration of H. The reactivation process of dopant carriers by annealing after hydrogenation was significantly different between the p-type and n-type specimens. The difference is likely to be attributable to the formation of H-related defects based on the stable sites of the H atoms, i.e., complicated H multiple trapping centers are formed by bond breaking due to H atoms in only p-type B-doped Si
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