Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Shinichiro Hirota"'
Autor:
Tetsuro Izumitani, Shinichiro Hirota
Publikováno v:
Journal of Non-Crystalline Solids. 80:460-467
Reflection spectra of silicate glasses were measured in the spectral region 2–13 eV. The bands due to bridging oxygen were found at 11.6 and 10.4–9.5 eV. The bands for non-bridging oxygens were found in the region 8.8–4.9 eV. They shift to lowe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8fa8507cf7d5e939454ffd2f54d5d83b
https://doi.org/10.1016/0022-3093(86)90432-1
https://doi.org/10.1016/0022-3093(86)90432-1
Publikováno v:
Journal of Non-Crystalline Solids. 72:39-50
Reflection spectra of silicate, borate, phosphate, fluorophosphate and fluoride glasses are studied in the spectral region of 2–13 eV in order to understand their dispersion behaviors in the visible region from the point of view of atomic structure
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c7a17f0b79973c644b4db32439922178
https://doi.org/10.1016/0022-3093(85)90163-2
https://doi.org/10.1016/0022-3093(85)90163-2
Publikováno v:
Journal of Non-Crystalline Solids. 86:361-368
Reflection spectra of aluminium fluoride glass, zirconium fluoride galss, silicate galss, borate glass, and phosphate glass were measured in the range of 10 eV to 35 eV using synchrotron radiation. Two main bands at 10 eV and 22 eV were observed for
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2fb714e832bfaa0c3b9875338355d399
https://doi.org/10.1016/0022-3093(86)90024-4
https://doi.org/10.1016/0022-3093(86)90024-4
Autor:
Tetsuro Izumitani, Shinichiro Hirota
Publikováno v:
Journal of Non-Crystalline Solids. 73:255-263
Reflection spectra of silicate, borate, phosphate, fluophosphate and fluoride glasses were measured in the spectral region 2–13 eV in order to correlate dispersion to the absorption wavelength of glass. The bands due to bridging ions and nonbridgin
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c1a989286f2e7c9add7ffa9917746674
https://doi.org/10.1016/0022-3093(85)90351-5
https://doi.org/10.1016/0022-3093(85)90351-5
Publikováno v:
Journal of Non-Crystalline Solids. 87:108-115
Reflection spectra of aluminum fluoride glass, zirconium fluoride glass, silicate glass, borate glass, and phosphate glass were measured in the range of 10 to 35 eV using synchrotron radiation. Two main bands at 10 and 22 eV were observed for the flu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::008c6fa483341b7f17dc3f363c5adc50
https://doi.org/10.1016/s0022-3093(86)80072-2
https://doi.org/10.1016/s0022-3093(86)80072-2
Autor:
Shinichiro HIROTA, Tetsuro IZUMITANI
Publikováno v:
Journal of the Ceramic Association, Japan. 84:435-439
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f333a1d9797ae38e929c830f876dd7c2
https://doi.org/10.2109/jcersj1950.84.973_435
https://doi.org/10.2109/jcersj1950.84.973_435
Autor:
T. Izumitani, Shinichiro Hirota
Publikováno v:
Journal of Non-Crystalline Solids. 29:109-117
The dispersions were measured for 10 BaO · 5 M m/n O · 85 B 2 3 O glasses, where M was the cation in the periodic table. The inherent wavelength of the ultraviolet (UV) absorption λ0 and the oscillator strength ƒ 0 were determined using the Drude
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f899a6fc0736964f750253cca48e702e
https://doi.org/10.1016/0022-3093(78)90144-8
https://doi.org/10.1016/0022-3093(78)90144-8
Publikováno v:
1985 International Lens Design Conference.
Aspheric lenses of conventional optical glasses have been molded. A 16 mm diameter photographic lens with aspheric figure error of 0.6)1m, accuracy error of 0.04 μm, decenter of 75" and surface roughness of 200 A Rmax has been obtained. For an asphe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8df23667cac39b112d4db9c489320d91
https://doi.org/10.1117/12.949249
https://doi.org/10.1117/12.949249
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