Zobrazeno 1 - 10
of 35
pro vyhledávání: '"Chizuko Tanaka"'
Autor:
Chizuko Tanaka, Jiro Tanaka
Publikováno v:
The Journal of Physical Chemistry A. 104:2078-2090
The mechanism of chemiluminescence of 1,2-dioxetane (DO) and 3,3,4,4-tetramethyl-1,2-dioxetane (TMDO) are investigated by the ab initio molecular orbital calculation. The rate-determining step of the chemiluminescent reaction is the O−O bond breaki
Publikováno v:
JAPANESE ORTHOPTIC JOURNAL. 28:199-203
眼窩底骨折の31例に対し、術前術後に両眼注視野検査を行い、その面積を解析した。またコントロール群として、特に疾患のない10代~50代各10名ずつ、計50名の両眼注視野も測定し、同様
Autor:
Hiroo Inokuchi, Kazuhiko Seki, Koji Kamiya, Takayuki Miyamae, Makoto Oku, Jiro Tanaka, Chizuko Tanaka
Publikováno v:
The Journal of Physical Chemistry. 100:16213-16217
Publikováno v:
Bulletin of the Chemical Society of Japan. 68:1897-1903
Sodium- and potassium-doped highly conducting polyacetylenes were studied by ultraviolet photoelectron spectroscopy (UPS) using synchrotron radiation. Upon doping, the UPS spectra immediately show a large shift toward the higher binding energy side r
Autor:
Chizuko Tanaka, Jiro Tanaka
Publikováno v:
Synthetic Metals. 69:647-650
The metallic state of doped polyacetylene is studied from a structural chemical point of view by finding the optimized structure of the doped complex with the ab initio SCF MO calculation. The polson structure for the unit of metalic state is support
Autor:
Masaaki Shimizu, Koji Kamiya, Shinji Hasegawa, Kazuhiko Seki, Takayuki Miyamae, Chizuko Tanaka, Jiro Tanaka
Publikováno v:
Synthetic Metals. 65:173-183
New-type polyacetylene, stretched and doped with perchlorate or iodine, shows a nearly metallic conductivity up to 2.5 × 10 4 S cm −1 . The molecular structure of the heavily doped chain is discussed to understand the metallic state. Ab initio mol
Publikováno v:
Chemische Berichte. 127:893-896
J-Aggregates of 4-Iodo-bis(dimethylamino)heptamethine Triiodide. — Synthesis, Structure, and Optical Properties Iodination of heptamethincyanine 2a gives the title compound 3. Its cations display all-trans configuration in solution and in the cryst
Autor:
Haruna Suzuki, Hisako K. Ijuin, Jiro Tanaka, Chizuko Tanaka, Masakatsu Matsumoto, Nobuko Watanabe
Publikováno v:
The Journal of organic chemistry. 76(12)
Thermally stable rotamers of bicyclic dioxetanes bearing 6-hydroxynaphthalen-1-yl (anti-5a and syn-5a), 3-hydroxynaphthalen-1-yl (anti-5b and syn-5b), and 5-hydroxy-2-methylphenyl groups (anti-5c and syn-5c) were synthesized. These dioxetanes underwe
Autor:
Chizuko Tanaka, Jiro Tanaka
Publikováno v:
Synthetic Metals. 57:4377-4384
The electronic structures of model compounds of doped polyacetylene are investigated by the molecular orbital method. The structures of charge transfer complexes between short polymethine with Na or Cl atoms are optimized by the ab initio HF SCF MO c
Autor:
Masaaki Shimizu, Chizuko Tanaka, J. Tsukamoto, Kazuhiko Seki, Jiro Tanaka, K. Kamiya, Hiroo Inokuchi, M. Oku, Shinji Hasegawa, Takayuki Miyamae
Publikováno v:
Synthetic Metals. 55:121-126
The absorption, reflection and ultraviolet photoemission spectra (UPS) of thin films of polyacetylene doped with perchlorate ion or potassium are studied to find the mechanism of insulator to metal transition. The transition occurs by two steps, firs