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Study on Constitutional Supercooling of Nd:GGG Crystal孙晶,曾繁明,李建利,万玉春,张亮,刘景和摘 要:Nd∶GGG crystal was grown by Cz method, at the same time, the mechanism of constitutional supercooling was studied. The results show that the cavities was formed in Nd∶GGG crystal, and the components of the cavities were Gd4Ga2O9, Gd3GaO6 and GdGaO3, and the measure......
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J. Cent. South Univ. (2019) 26: 2482-2494 DOI: https://doi.org/10.1007/s11771-019-4188-2 Nonlinear inversion for magnetotelluric sounding based on deep belief network WANG He(王鹤)1, 2, 3, LIU Wei(刘威..., this work introduces the deep belief network (DBN) algorithm. Firstly, a network frame is set up for training in different 2D MT models. The network inputs are the apparent resistivities of known models......
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EFFECT OF DEEP COLD TREATMENT ON TWO CASE HARDENING STEELS C.H. Surberg1,P. Stratton2,K. Lingenh3 (1.V-Research Center of Competence for Tribology and Technical Logistics GmbH, Dornbim, Austria... data on deep cold temperatures below -70℃ or treatment times longer than an hour or two. This study set out to determine the effects of such deep cold treatments at temperatures -150℃ C for 24 h.The......
Numerical simulation of compound media coupling mechanism of deep mining overburden strataYANG Fan, CHEN Shuang(School of Geometrics, Liaoning Technical University, Fuxin 123000, China)Abstract:Aiming at the regularity of deep mining strata movement, through the application of plate theory and discrete medium theory in establishing the coupling model of the deep mining strata composite medium......