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[期刊论文] 作者:Tomoo Katsura,Hongzhan Fei,
来源:国家科学评论(英文版) 年份:2021
The oceanic asthenosphere is one of the most enigmatic regions in the Earth's interior.The presence of seismic lowvelocity zones implies high softness at the to...
[期刊论文] 作者:Hongzhan Fei,Tomoo Katsura,
来源:地学前缘(英文版) 年份:2022
The oxygen fugacity (fO2) may affect the ionic conductivity of olivine under upper mantle conditions because Mg vacancies can be produced in the crystal structure by the oxidization of iron from Fe2+ to Fe3+.Here we investigated olivine ion......
A Breakthrough in Pressure Generation by a Kawai-Type Multi-Anvil Apparatus with Tungsten Carbide An
[期刊论文] 作者:Takayuki Ishii,Zhaodong Liu,Tomoo Katsura,
来源:城市道桥与防洪 年份:2019
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
Generation of ultrahigh pressures by Kawai-type multi-anvil presses with carbide anvils and its appl
[会议论文] 作者:Tomoo Katsura,Takayuki Ishii,Zhaodong Liu,
来源:第26届国际高压科学技术大会、第8届亚洲高压科技学术会议暨第19届中国高压科学技术会议(The 26th Interna 年份:2017
Mineralogy of the upper mantle and uppermost part of the lower mantle has been studied in detail by using multi-anvil press(MAP)....
[期刊论文] 作者:张宝华,吴小平,许俊闪,Tomoo Katsura,Taka,
来源:地球物理学报 年份:2010
在温度750~1600K和压力10-20GPa条件下,借助于Kawai-5000多面顶砧高温高压设备,就位测量了(Mg0.9Fe0.1)SiO3顽火辉石的电导率.实验结果显示,顽火辉石的电导率在高温区以小极化子机制......
[期刊论文] 作者:张宝华,吴小平,许俊闪,Tomoo Katsura,Takashi Yoshino,,
来源:地球物理学报 年份:2010
在温度750~1600 K和压力10~20 GPa条件下,借助于Kawai-5000多面顶砧高温高压设备,就位测量了(Mg_(0.9)Fe_(0.1))SiO_3顽火辉石的电导率.实验结果显示,顽火辉石的电导率在高温区...
[期刊论文] 作者:张宝华,吴小平,许俊闪,Tomoo Katsura,Takashi Yoshino,,
来源:地球物理学报 年份:2010
在温度750~1600 K和压力10~20 GPa条件下,借助于Kawai-5000多面顶砧高温高压设备,就位测量了(Mg_(0.9)Fe_(0.1))SiO_3顽火辉石的电导率.实验结果显示,顽火辉石的电导率在高温区...
[期刊论文] 作者:Liu,Ran Liu,Yucheng Shang,Fangren Shen,Luyao Chen,Xuyuan Hou,Mingguang Yao,Tian Cui,Bingbing Liu,Tomoo Katsura,
来源:地学前缘(英文版) 年份:2021
The temperature dependence of the Al2O3 solubility in bridgmanite has been determined in the system MgSiO3–Al2O3 at temperatures of 2750–3000 K under a consta...
[会议论文] 作者:刘兆东,Helen Grüninger,Tiziana Boffa Ballaran,崔田,刘冰冰,Tomoo Katsura,Jürgen Senker,Daniel J.Frost,
来源:中国矿物岩石地球化学学会第17届学术年会 年份:2019
布里奇曼石,作为下地幔最主要的矿物,可以储存大量的三价铝离子(Al3+).Al3+的掺杂可以显著改变布里奇曼石的化学和物理性质,其中非常引人注意的是,Al3+的氧缺位的替代掺杂不仅可以显著降低布里奇曼石的体弹模量,从而引起下地幔的顶部相对底部较易形变(Broholt,2......
[会议论文] 作者:Takafumi Takafumi,Lin Wang,Dmitry Druzhbin,Eleonora Kulik,Fumiya Maeda,Yugi Higo,Yoshinori Tange,Tomoo Katsura,
来源:第26届国际高压科学技术大会、第8届亚洲高压科技学术会议暨第19届中国高压科学技术会议(The 26th Interna 年份:2017
The seismic 660-km discontinuity(D660)is one of the keys for understanding the structure and dynamics in the Earths mantle.It is considered that D660 can be explained by the dissociation of(Mg,Fe)2SiO...
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