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Autor:
Siegfried Baumgärtner, S. Heuer, Friedel Gormann, Marius Wirtz, J.W. Coenen, Gerald Pintsuk, Vishnu Ganesh, Werner Theisen, Lennart Leich, Christian Linsmeier, D. Dorow-Gerspach, Philipp Lied
Publikováno v:
Nuclear Materials and Energy, Vol 30, Iss, Pp 101089-(2022)
Nuclear materials and energy 30, 101089-(2022). doi:10.1016/j.nme.2021.101089
Nuclear Materials and Energy, 30, Art.-Nr.: 101089
Nuclear materials and energy 30, 101089-(2022). doi:10.1016/j.nme.2021.101089
Nuclear Materials and Energy, 30, Art.-Nr.: 101089
Tungsten-steel metal matrix composites are consolidated using electro-discharge sintering. At first steel and tungsten powders are sintered separately and then 25 vol% W, 50 vol% W and 75 vol% W mixed powders are sintered. A thorough process parametr
Publikováno v:
Nuclear Materials and Energy, Vol 29, Iss, Pp 101070-(2021)
In this work, we investigate an alternative route for the production of reduced activation ferritic-martensitic (RAFM) steels with reduced contents of manganese and carbon. Alternation of the chemical composition coupled with various heat treatments
Publikováno v:
Nuclear Materials and Energy, Vol 29, Iss, Pp 101092-(2021)
A challenging issue for the magnetic fusion concept of generating nuclear power is the performance of plasma-facing components, particularly in the divertor within the fusion power plant. Tungsten alloys, such as W-TiC, W-La2O3, etc., are the prime c
Autor:
Xiao-Dong Lin, Chi-Shung Yip, Bo-Yu Wu, Yu-Ping Xu, Guang-Nan Luo, Yi-Ming Lyu, Xin Shen, Zhongshi Yang, Xiang Gao, Hai-Shan Zhou, Xiao-Chun Li, Xingzhong Cao
Publikováno v:
Nuclear Materials and Energy, Vol 29, Iss, Pp 101094-(2021)
Comparison of defect formation in tungsten samples exposed only to a helium plasma and those exposed to both helium plasma and subsequent deuterium plasmas is performed via Doppler broadening spectroscopy in the positron annihilation technique (DBS-P
Publikováno v:
Nuclear Materials and Energy, Vol 29, Iss, Pp 101079-(2021)
Surface modification and deuterium (D) retention in pure tungsten (W) and tungsten-rhenium (W-Re) alloys with Re concentration of 1, 3, 5 and 10 wt.% were investigated after exposure to D plasma with an incident energy of 38 eV/D at about 400 K and v
Publikováno v:
Nuclear Materials and Energy, Vol 29, Iss, Pp 101095-(2021)
A series of surface modified-gadolinium/boron/polyethylene composites composed of surface modified fillers (M−microGd2O3 and M−nanoGd2O3) are prepared for shielding neutron and gamma radiation. Fourier transform infrared spectroscopy (FT-IR), sca
Publikováno v:
Nuclear Materials and Energy, Vol 29, Iss, Pp 101101-(2021)
The effects of zirconium (Zr) addition on the microstructure and mechanical properties of a 9CrTi-ODS steel have been investigated. The addition of Zr is beneficial to refine grain size and increase dislocation density. The average size of dispersed
Autor:
Songlin Liu, Fei Sun, Guang-Nan Luo, Qiang Qi, Yingchun Zhang, Hai-Shan Zhou, Mingzhong Zhao, Baolong Ji, S. Gu, Yasuhisa Oya
Publikováno v:
Nuclear Materials and Energy, Vol 28, Iss, Pp 101036-(2021)
For deuterium–tritium fusion reactor, the fuel of tritium is not available naturally. Tritium should be produced by the reaction of Li (n, ɑ) T. Li4SiO4 is one of promising candidates due to its high lithium density. In present work, effects of tr
Autor:
W. Cho, Bong Guen Hong
Publikováno v:
Nuclear Materials and Energy, Vol 28, Iss, Pp 101040-(2021)
The effects of inboard materials on the size of a tokamak fusion reactor were studied based on reactor system parameters determined through a coupled analysis of tokamak systems and neutron transport. With an inboard blanket, the shielding capability
Publikováno v:
Nuclear Materials and Energy, Vol 28, Iss, Pp 101049-(2021)
Lithium is chemically active and prone to react with residual gases in the atmosphere, which should be taken into account for the application of lithium in fusion facility. In the present study, effect of N2 on the release temperature of D2 in liquid