検索結果:　 5142件中 1-20 を表示

1

Accuracy of reaction rates in the accelerator-driven system with 14MeV neutrons at the Kyoto University Critical Assembly

Pyeon Cheol Ho , Takemoto Yuki , Yagi Takahiro , Lim Jae-Yong , Takahashi Yoshiyuki , Misawa Tsuyoshi

… Neutrons (14 MeV) generated from the accelerator are injected into a subcritical system and the reaction rates are measured by the foil activation method to obtain neutronic spectrum data. … The numerical calculations are executed by MCNPX with ENDF/B-VI.8, JENDL-3.3 and JENDL/D-99 libraries to evaluate the reaction rates of activation foils set in the center of the core. …

Annals of Nuclear Energy 40(1), 229-236, 2012-02

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2

Dislocation Loop Formation and Growth under In Situ Laser and/or Electron Irradiation

Yang Zhanbing , Sakaguchi Norihito , Watanabe Seiichi , Kawai Masayoshi

… Although in situ methods have been proposed for measuring the diffusion energy of point defects, directmeasurement has been limited. …

Scientific Reports 1, 190, 2011-12-12

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3

Photo-Induced Electron Transfer Between a Reactant Molecule and Semiconductor Photocatalyst: In Situ Doping

Shishido Tetsuya , Teramura Kentaro , Tanaka Tsunehiro

… This photo-activation mechanism by “in situ doping” gives us attractive ways for the removing the limit of band-gap energy, and the utilization of visible light. …

Catalysis Surveys from Asia 15(4), 240-258, 2011-12

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4

The Effect of Carrier Injection Stress on Boron-Doped Amorphous Silicon Suboxide Layers Investigated by X-ray Photoelectron Spectroscopy

Lee Sunhwa , Park Seungman , Park Jinjoo [他] , Kim Youngkuk , Yoon Kichan , Shin Chonghoon , Baek Seungsin , Kim Joondong , Lee Youn-Jung , Yi Junsin

… When these layers were degraded, the dark conductivity decay decreased from 53% to less than 5%, and the increase in activation energy decreased from 11 to 0.5% depending on the B2H6 …

Jpn J Appl Phys 50(9), 095801-095801-4, 2011-09-25

応用物理学会
5

Study on Interface Adhesion between Phase Change Material Film and SiO2 Layer by Nanoscratch Test

Zhou Xilin , Wu Liangcai , Song Zhitang [他] , Rao Feng , Ren Kun , Peng Cheng , Guo Xiaohui , Liu Bo , Feng Songlin

… Scanning electron microscope and energy dispersive spectrometer were utilized to further analysis the adhesive properties of the interfaces. … due to its higher activation energy and weaker thickness variation upon crystallization as well as its smaller crystal grain size in the crystalline state. …

Jpn J Appl Phys 50(9), 091402-091402-5, 2011-09-25

応用物理学会
6

Palladium--Hydrogen Complex in Silicon Observed by Electron Spin Resonance Measurement

Ishiyama Takeshi , Kimura Shutaro , Mori Yuya [他] , Kamiura Yoichi , Yamashita Yoshifumi

… The activation energy for the dissociation of the Pd--H3 …

Jpn J Appl Phys 50(9), 091301-091301-4, 2011-09-25

応用物理学会
7

Analysis of Ce3+ luminescencequenching in solid solutions between Y3Al5O12 and Y3Ga5O12 by temperaturedependence of photoconductivity measurement

Ueda Jumpei , Tanabe Setsuhisa , Nakanishi Takayuki

… Based on the results of temperature dependence of photoconductivity, the 5d(1) and 5d(2) levels in the Ce:YAGG are found to be located below and within the conduction band, respectively, while both levels in the Ce:YGG are found to be located within its conduction band located at lower energy levels. …

Journal of applied physics 110(5), 53102-531026, 2011-09-01

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8

高炉水砕スラグの固結挙動の温度依存性

平井直樹

Journal of the Society of Inorganic Materials, Japan : セッコウ・石灰・セメント・地球環境の科学 18(354), 265-270, 2011-09-01

参考文献9件
9

Correlation between kinetics and chemical bonding state of catalyst surface in catalyzed magnesium hydride

Ma Tao , Isobe Shigehito , Morita Eri , Wang Yongming , Hashimoto Naoyuki , Ohnuki Somei , Kimura Toru , Ichikawa Takayuki , Kojima Yoshitsugu

… Then, we estimated by Kissinger Method the activation energy (Ea) of hydrogen desorption reaction that decreased with the increase of ball-milling time. …

International Journal of Hydrogen Energy 36(19), 12319-12323, 2011-09

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10

Effects of Heat Treatment on the Resistive Switching Characteristics of Pt/NiO/Pt Stack Structures

Iwata Tatsuya , Nishi Yusuke , Kimoto Tsunenobu

… It was revealed that the increase in $R_{\text{Ini}}$ is linked to the increase in its activation energy, which may be related to carrier excitation from defect states. …

Jpn J Appl Phys 50(8), 081102-081102-4, 2011-08-25

応用物理学会
11

低炭素鋼の大気腐食

羽木秀樹 , HAGI Hideki

… The relation was shown by an Arrhenius equation for each specimen, and the activation energy was obtained. …

41, 107-113, 2011-08-01T10:25:10Z

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12

7-4-4 汚泥の圧搾及び乾燥特性(7-4 リサイクル3,Session7 環境対策・リサイクル,研究発表)

五十嵐吉幾 , 李留云 , 清水忠明 , 金熙濬

… The activation energy is 27kJ/mol in the range 323-373 K and 16kJ/mol in the range 373-574K. …

日本エネルギー学会大会講演要旨集 (20), 324-325, 2011-08-09

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13

4-1-2 Ce_<0.8>Zr_<0.2>O_2反応性セラミックスの酸素放出過程における反応速度論的解析(4-1 太陽熱発電・水素製造1,Session4 新エネルギー,研究発表)

重田智 , 李聡一 , 金子宏 , 玉浦裕

… The activation energies for thermal reduction of Ce_<0.8>Zr_<0.2>O_2 were evaluated to be 102 kJ/mol. … This value was higher than the activation energies for ion conductivities of Ce_<0.8>Zr_<0.2>O_2, which suggests that the rate-determining step of the O_2 releasing reaction is the oxygen molecule formation step from the lattice oxygen ions of the ceramics. …

日本エネルギー学会大会講演要旨集 (20), 210-211, 2011-08-09

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14

1-1-3 褐炭の燃焼特性に関する基礎研究(1-1 微量元素・燃焼,Session1 石炭・重質油等,研究発表)

笠谷裕一 , 李留云 , 清水忠明 , 金熙濬

… As the results, activation energy is 900 in char combustion step and in volatile combustion step. …

日本エネルギー学会大会講演要旨集 (20), 6-7, 2011-08-09

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15

Electrical Characterization of Terphenyl-Based Molecular Devices

Goto Touichiro , Inokawa Hiroshi , Ono Yukinori , Fujiwara Akira , Torimitsu Keiichi

… Some devices obtained by the electromigration of Au nanowire modified with SAMs exhibited a large activation energy of electrical conduction of up to 0.26 eV. … This large activation energy coincides with the intramolecular barrier estimated by ab initio …

Jpn J Appl Phys 50(7), 071603-071603-6, 2011-07-25

応用物理学会
16

Kinetics and Reaction Pathways for Heptylbenzene Decomposition in Supercritical Water

MANDAL Pradip Chandra , SHIRAISHI Tatsuya , WAHYUDIONO , SASAKI Mitsuru , GOTO Motonobu

… HPB thermolysis demonstrably followed first order kinetics, with Arrhenius parameters of an activation energy 26.37 ± 1.21 kcal/mol and the value of log (A, s-1) 10.81 ± 0.50, where A is pre exponential factor. …

Journal of chemical engineering of Japan 44(4), 486-493, 2011-07-01

J-STAGE CrossRef 参考文献19件
17

Adsorption of Aluminum Ion from Water on Alginate-Modified Polyurethane

KIM Ki-Pal , AHMED Zubair , SONG Kyung-Guen , MAGRAM Saleh F. , DAOUD Maged H. H. , AHN Kyu-Hong , PAENG Ki-Jung

… The activation energy of adsorption, 8.16 kJ/mol, characterizes the dominant chemiosorption nature of this adsorption. …

Journal of chemical engineering of Japan 44(4), 247-255, 2011-07-01

J-STAGE CrossRef 参考文献40件
18

Verification of Source Term Estimation Method against Measured Data for Decommissioning Waste from a CANDU Reactor

CHO Dong-Keun , SUN Gwang-Min , CHOI Jongwon , YANG Ho-Yeon , HWANG Tae-Won

… At first, the time-average pseudoequilibrium full-core model of Wolsong Unit 1 was developed on the basis of the previously proposed modeling method for the activation of in-core and ex-core structural components. …

Journal of nuclear science and technology 48(7), 1087-1093, 2011-07-01

J-STAGE CrossRef 参考文献17件
19

Analysis of Core Physics Experiments on Fresh and Irradiated PWR UO_2 Fuels in the REBUS Program

YAMAMOTO Toru , ANDO Yoshihira , HAYASHI Yamato , AZEKURA Kazuo

… Critical experiments of two cores each loaded with fresh 5×5 test PWR-type fuel rods of 235U enrichment of 3.8 wt% or irradiated 5×5 test rods of rod average burnup of 55 GWd/t in the REBUS program were analyzed using diffusion, transport, and continuous-energy Monte Carlo calculation codes coupled with nuclear data libraries based on JENDL-3.2 and JENDL-3.3. … The measured core fission rate and Sc- or Co-activation rate distributions were generally well reproduced using the three types of calculation. …

Journal of nuclear science and technology 48(7), 1025-1045, 2011-07-01

J-STAGE CrossRef 参考文献23件
20

Effect of Copper Pretreatment on the Zincate Process and Subsequent Copper Electrodeposition of AZ31 Magnesium Alloy

Tang Jinwei , Azumi Kazuhisa

… A small amount of Cu^[2+] ions was added to the activation bath used for pretreatment of the plating process of an AZ31 Mg alloy. … In the activation process, a small amount of Cu was deposited at high density on the substrate surface accompanying Mg dissolution (Cu pretreatment). … The mechanism of this improvement was investigated using electrochemical measurement and scanning electron microscopy observation with energy dispersive X-ray spectroscopy analysis. …

Journal of the Electrochemical Society 158(9), D535-D540, 2011-06-29

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