国家自然科学基金(41174071)

作品数：6被引量：6H指数：2
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氦在方解石和文石中的扩散：基于第一性原理的研究（英文）被引量：2
《高压物理学报》2019年第5期46-57,共12页李书晨 刘红 杨耀春 丁建华 刘雷 李营 易丽 田华 
National Natural Science Foundation of China(41174071,41573121);Seismic Fund of Institute of Earthquake Forecasting,China Earthquake Administration(CEA)(2016IES0101)
研究碳酸盐矿物中氦的扩散行为对理解地球脱气过程中的物理化学性质和动力过程具有重要意义。基于密度泛函理论研究了氦在方解石和文石矿物中的扩散机理,计算了氦在地表和地幔条件下的扩散路径、激活能(Ea)和频率因子(v)。计算结果表明...
关键词：氦的扩散 方解石 文石 第一性原理 压力效应 
The structure and elasticity of phase B silicates under high pressure by first principles simulation被引量：1
《Chinese Physics B》2018年第4期445-450,共6页Lei Liu Li Yi Hong Liu Ying Li Chun-Qiang Zhuang Long-Xing Yang Gui-Ping Liu 
Project supported by the Science Fund from the Key Laboratory of Earthquake Prediction,Institute of Earthquake Science,China Earthquake Administration(Grant No.2016IES010104);the National Natural Science Foundation of China(Grant Nos.41174071,41273073,41373060,and 41573121)
The structures and elasticities of phase B silicates with different water and iron（Fe） content are obtained by firstprinciples simulation to understand the effects of water and Fe on their properties under high pres...
关键词：structural and elastic properties phase B silicates high pressure first principles simulation 
Elastic properties of CaCO3 high pressure phases from first principles
《Chinese Physics B》2017年第8期587-594,共8页黄丹 刘红 侯明强 谢梦雨 鹿亚飞 刘雷 易丽 崔月菊 李营 邓力维 杜建国 
supported by the National Natural Science Foundation of China(Grant Nos.41174071,41373060,41374096,and 41403099);the Seismic Fund of Institute of Earthquake Science,China Earthquake Administration(CEA)(Grant Nos.2012IES0408,2014IES0407,and 2016IES0101)
Elastic properties of three high pressure polymorphs of CaCO_3 are investigated based on first principles calculations.The calculations are conducted at 0 GPa–40 GPa for aragonite, 40 GPa–65 GPa for post-aragonite, ...
关键词：CACO3 elastic properties wave velocity anisotropy first principles 
Structural,elastic,and vibrational properties of phase H:A first-principles simulation
《Chinese Physics B》2017年第6期362-372,共11页吕超甲 刘雷 高阳 刘红 易丽 庄春强 李营 杜建国 
supported by the Key Laboratory of Earthquake Prediction,Institute of Earthquake Science,China Earthquake Administration(CEA)(Grant Nos.2016IES010104 and 2012ES0408);the National Natural Science Foundation of China(Grant Nos.41174071,41273073,41373060,and 41573121)
Phase H（MgSiO4H2）, one of the dense hydrous magnesium silicates（DHMSs）, is supposed to be vital to transporting water into the lower mantle. Here the crystal structure, elasticity and Raman vibrational properties ...
关键词：phase H elastic properties Raman properties first principles 
墨脱区域滑坡滑带土矿物谱学特征及其工程意义被引量：1
《光谱学与光谱分析》2016年第7期2266-2270,共5页谢超 周本刚 李正芳 章龙胜 李姜一 许冲 刘红 
地震行业科研专项经费项目(201508024);国家自然科学基金资助项目(41104052,41472202,41174071)资助
利用X射线衍射、X射线荧光光谱及红外吸收光谱对墨脱县北侧和格林村两处洪积扇滑坡面内采集的滑带土样品测试,分析了的主要矿物、黏土矿物的组成和含量及其化学成分。结果表明,滑带土中主要矿物组成受洪积扇组分控制,其黏土矿物含量分别...
关键词：滑带土 粘土矿物 X射线衍射 X射线荧光光谱 红外光谱 
定量单轴压力下单晶硅片原位拉曼谱峰测试（英文）被引量：2
《光谱学与光谱分析》2016年第4期1261-1265,共5页谢超 杜建国 刘雷 易丽 刘红 陈志 李静 
Basic research project of Institute of Earthquake Science,CEA(2012IES0404);project supported by National Natural Science Foundation of China(41104052,41373059,41373060,41174071);project supported by the Fundamental Research Funds for the Central Universities(ZY20130202)
测量获得了金刚石压腔系统中碳化钨基座单轴下的总压应力(F/N)-应变(ε/μm/m)关系:F=3.395ε+12.212(R^2=0.999 9),研制出可以在定量单轴压力下原位测试样品谱学特征的装置。利用该装置测试了单轴压力在2548.664 MPa下单晶硅片的拉曼...
关键词：单轴压力 单晶硅片 拉曼谱峰 残余应力 
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