Zobrazeno 1 - 10
of 77
pro vyhledávání: '"Nobuyuki Akiyama"'
Autor:
Yukihiro Nakamura, Nobuyuki Akiyama
Publikováno v:
Japanese Journal of Radiological Technology. 76:906-910
The purpose of this study was to calculate statistically significant patient data and test bolus (TB) parameters in order to predict the contrast enhancement of main bolus (eMB) in coronary computed tomography (CT) angiography, and to create a predic
Autor:
Masahiko Mitsuhashi, Takashi Nishimori, Nobuyuki Akiyama, Isamu Taguchi, Shinohara Toshiro, Toshinori Ogashiwa, Masayasu Soga, Takeshi Ito
Publikováno v:
Microelectronics Reliability. 52:199-205
Metallization multilayers on the back side of a power device were focused in this study. Si wafers coated with high melting point metals were exposed at 300 °C for 300 h to investigate diffusion condition of the metallization layer. We developed and
Autor:
Muneo Shoji, Nobuyuki Akiyama, Keiko Shimamoto, Ryuichi Sakai, Makoto Sasaki, Kunimori Aoki, Koichi Tsubone, Masato Oikawa
Publikováno v:
The Journal of Organic Chemistry. 73:264-273
A rapid and efficient total synthesis of dysiherbaine (1), a potent and subtype-selective agonist for ionotropic glutamate receptors, has been accomplished. A key intermediate 15 was synthesized by two approaches. The first synthetic route utilized c
Autor:
Pekka A. Postila, Ryuichi Sakai, Olli T. Pentikäinen, James M. Sanders, Makoto Sasaki, Nobuyuki Akiyama, Laura Leanne Lash, Geoffrey T. Swanson, Muneo Shoji
Publikováno v:
Journal of Pharmacology and Experimental Therapeutics. 324:484-496
Antagonists for kainate receptors (KARs), a family of glutamategated ion channels, are efficacious in a number of animal models of neuropathologies, including epilepsy, migraine pain, and anxiety. To produce molecules with novel selectivities for kai
Publikováno v:
Tetrahedron Letters. 48:5697-5700
An efficient total synthesis of dysiherbaine, a potent and subtype-selective agonist for ionotropic glutamate receptors, has been achieved. An advanced key intermediate in the previous synthesis of neodysiherbaine A and its analogues was selected as
Publikováno v:
Journal of the Japan Society for Precision Engineering, Contributed Papers. 71:389-393
表面にテクスチャが存在するエッチング部品の垂直上方から縞パターンを投影し, 反射画像 h(x) を検出する. また, 縞パターンを投影しないもう1つの光学系で反射画像 g(x) を検出し h(x)/g(x
Publikováno v:
Journal of the Japan Society for Precision Engineering, Contributed Papers. 70:833-837
An optical automatic counting machine that can count the number of piston rings used in a car engine is developed. Both edges on a piston ring are illuminate with two LEDs from the direction of±60° which is measured from the z-axis normal to the su
Publikováno v:
Journal of the Japan Society for Precision Engineering, Contributed Papers. 70:91-95
A machine which can detect flaws deeper than 30μm and longer than 200μm on edges of vanes, produced by the barrel finishing process is developed. The edge part is illuminated with LEDs and Fresnel lens from the direction of ±60° and ±30°, which
Publikováno v:
Journal of the Japan Society for Precision Engineering. 69:217-221
A machine which can detect flaws larger than 30μm produced by the barrel finishing process on edges of vanes is developed. The edge part is illuminated from the direction of ±60°, which is measured from the vector normal to the edge, in a plane co
Publikováno v:
Journal of the Japan Society for Precision Engineering. 69:987-991