Ken-ichi Koyanagi

Infrared absorption peak due to Ta=O bonds in Ta2O5 thin films

Haruhiko Ono, Ken-ichi Koyanagi · Applied Physics Letters · 2000 · 81 citations

Natural Sciences, Materials Science, Physics +17

Formation of silicon–oxide layers at the interface between tantalum oxide and silicon substrate

Haruhiko Ono, Ken-ichi Koyanagi · Applied Physics Letters · 1999 · 34 citations

Engineering, Materials Engineering, Materials Science +16

Ta–O phonon peaks in tantalum oxide films on Si

H. Ono, Yumiko Hosokawa, Keisuke Shinoda et al. · Thin Solid Films · 2001 · 32 citations

Natural Sciences, Materials Engineering, Materials Science +10

Formation mechanism of interfacial Si–oxide layers during postannealing of Ta2O5/Si

Haruhiko Ono, Yumiko Hosokawa, Taeko Ikarashi et al. · Journal of Applied Physics · 2001 · 28 citations

Natural Sciences, Materials Engineering, Materials Science +17

Control of GaAs Schottky Barrier Height by Ultrathin Molecular beam epitaxy si interface control layer

Ken-ichi Koyanagi, Seiya Kasai, Hideki Hasegawa · Japanese Journal of Applied Physics · 1993 · 21 citations

Engineering, Electrical Engineering, Materials Science +17