Iwao Hatakeyama
Iwao Hatakeyama
Unknown affiliation
Verified email at ibaraki.email.ne.jp
Title
Cited by
Cited by
Year
Fusion splices for single-mode optical fibers
I Hatakeyama, H Tsuchiya
IEEE journal of quantum electronics 14 (8), 614-619, 1978
891978
Fusion splices for single-mode optical fibers
I Hatakeyama, H Tsuchiya
IEEE journal of quantum electronics 14 (8), 614-619, 1978
891978
Features of broad magnetic transition in FeRh thin film
Y Ohtani, I Hatakeyama
Journal of magnetism and magnetic materials 131 (3), 339-344, 1994
511994
Fusion splices for optical fibers by discharge heating
I Hatakeyama, H Tsuchiya
Applied optics 17 (12), 1959-1964, 1978
511978
Antiferro‐ferromagnetic transition and microstructural properties in a sputter deposited FeRh thin film system
Y Ohtani, I Hatakeyama
Journal of applied physics 74 (5), 3328-3332, 1993
451993
Magneto-optic recording system with overwrite capability
O Ishii, K Nonaka, I Hatakeyama, T Iijima
US Patent 5,051,970, 1991
341991
Os‐doped γ‐Fe2O3 thin films having high coercivity and high coercive squareness
O Ishii, I Hatakeyama
Journal of Applied Physics 55 (6), 2269-2271, 1984
321984
High density magnetic head
I Hatakeyama, Y Maeda, O Ishii, S Yoshii
US Patent 4,618,901, 1986
241986
Mechanical strength of fusion-spliced optical fibres
I Hatakeyama, M Tachikura, H Tsuchiya
Electronics Letters 14 (19), 613-614, 1978
231978
Low loss fibre transmission of high speed pulse signals at 1.29 μm wavelength
M Saruwatari, K Asatani, JI Yamada, I Hatakeyama, K Sugiyama, ...
Electronics Letters 14 (6), 187-189, 1978
211978
Fusion splices for single-mode optical fibers
H Tsuchiya
Proc. OFT II, 1977, 1977
201977
Normalised frequency dependence of splice losses in single-mode optical fibres
Y Murakami, I Hatakeyama, H Tsuchiya
Electronics Letters 14 (9), 277-278, 1978
191978
Growth of potassium tantalate niobate single crystal fibers by the laser-heated pedestal growth method assisted by a crystal cooling technique
T Imai, S Yagi, Y Sugiyama, I Hatakeyama
Journal of crystal growth 147 (3-4), 350-354, 1995
161995
Magnetostatic energy of magnetic thin‐film edge having volume and surface charges
K Nonaka, S Hirono, I Hatakeyama
Journal of applied physics 58 (4), 1610-1614, 1985
151985
Optimum profile parameter on graded-index optical fibre at 1.27 μm wavelength
Y Ohmori, K Chida, M Horiguchi, I Hatakeyama
Electronics Letters 14 (24), 764-765, 1978
141978
Holographic recording in cerium doped strontium barium niobate a-axis single crystal fibers
Y Sugiyama, S Yagi, I Yokohama, I Hatakeyama
Japanese journal of applied physics 31 (2S), 708, 1992
111992
Stability properties of indium doped TbFe amorphous films for magneto-optic memory applications
T Iijima, I Hatakeyama
IEEE transactions on magnetics 23 (5), 2626-2628, 1987
101987
Very low OH content P2O5-doped silica fibres
Y Ohmori, H Okazaki, I Hatakeyama, H Takata
Electronics Letters 15 (20), 616-618, 1979
101979
Growth of a-axis strontium barium niobate single crystal fibers
Y Sugiyama, I Hatakeyama, I Yokohama
Journal of crystal growth 134 (3-4), 255-265, 1993
81993
Phase-Change Optical Disks with High Writing Sensitivity Using a-SiN: H Protective Films Prepared by Electron Cyclotron Resonance Plasma Chemical Vapor Deposition
Y Sugiyama, H Yamazaki, S Fujimori, I Hatakeyama
Japanese journal of applied physics 30 (8R), 1731, 1991
81991
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Articles 1–20