T Takada   SB Che   Nomura, I   A Kikuchi   K Shimomura   K Kishino   
PHYSICA STATUS SOLIDI A-APPLIED RESEARCH 180(1) 37-43 2000年7月
BeZnTe ternary alloys were grown on InP substrates by molecular beam epitaxy. The bandgap energies of BeZnTe were investigated as a function of Be composition by absorption coefficient measurements. As a result, it was shown that the bowing parame...
SB Che   Nomura, I   W Shinozaki   A Kikuchi   K Shimomura   K Kishino   
JOURNAL OF CRYSTAL GROWTH 214 321-324 2000年6月
BeZnTe II-VI compound ternary alloys with various Be composition (x(Be)) were grown on InP substrates by molecular beam epitaxy. From absorption coefficient measurements at room temperature. the bandgap energies (E-g) were evaluated as a function ...
Nomura, I   W Shinozaki   H Hattori   T Sano   SB Che   H Shimbo   A Kikuchi   K Shimomura   K Kishino   
JOURNAL OF CRYSTAL GROWTH 201(2-3) 954-956 1999年5月
Novel MgSe/ZnSeTe II-VI compound superlattice quasi-quaternaries (SL-QQs) were grown on InP substrates by molecular beam epitaxy with p-type doping using a RF-radical nitrogen source. The SL-QQs with various equivalent Mg compositions (x(Mg)) were...
W Shinozaki   Nomura, I   H Shimbo   H Hattori   T Sano   SB Che   A Kikuchi   K Shimomura   K Kishino   
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS 38(4B) 2598-2602 1999年4月
Superlattice quasi-quaternaries (SL-QQs), consisting of MgSe/ZnSeTe short-period superlattices, were grown on InP substrates by molecular beam epitaxy with nitrogen p-doping. By changing the Mg composition (i.e., the layer thickness ratio of MgSe ...
H Hattori   Nomura, I   T Nagano   H Shimbo   M Haraguchi   T Morita   A Kikuchi   K Kishino   
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS 37(3B) 1465-1469 1998年3月
Selective removal of the InP substrates of MgZnCdSe LI-VI compound samples by chemical etching using HCl:H3PO4 solutions was investigated for the first time. Using a selective removal technology, the absorption coefficients of the MgZnCdSe layers ...