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检索条件："关键词=Spherule "
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Silica-Metal Spherules in Ignimbrites of Southern Primorye,Russia被引量：2
《Journal of Earth Science》2011年第1期20-31,共12页Andrei V Grebennikov 
supported by the DVO Russian Academy of Science (No. 09-Ⅲ-А-08-401)
A comprehensive mineralogical-geochemical and petrological study of ignimbrites from the Yakut-Gora volcanic depression （Primorye, Far Eastern Russia） revealed a wide distribution of silica-metal spherules （＂globu...
关键词：spherule native iron IGNIMBRITE TEKTITE PRIMORYE Russia. 
鸡(土从)菌生活史的研究被引量：8
《福建农学院学报》1991年第2期192-195,共4页陈楚鋆 温志强 
通过孢子分离,小白球分离都在人工合成培养基上萌发成菌丝,形成小白球,证实小白球是鸡(土从)菌生活循环中的一个发育阶段.鸡(土从)菌担孢子萌发的单核菌丝,经过锁状联合发育成双核菌丝,继而形成小白球,但难以在培养基上长出子实体,而在...
关键词：鸡ZONG菌 生活史 子实体 观察 蚁巢 
CHEMICAL SPECIES OF IRIDIUM AND OTHER TRACE ELEMENTS IN THE CRETACEOUS-TERTIARY BOUNDARY CLAYS AND ITS IMPLICATION
《Nuclear Science and Techniques》1991年第2期106-115,共10页孔屏 柴之芳 毛雪瑛 马淑兰 
The Project Supported by National Natural Science Foundation of China
The geological samples: Cretaceous- Tertiary (K- T) boundary clays, meteorites, volcanic lava, and ultrabasic rock were separated into carbonate, metal, sulfide, oxide, silicate and acid- resistant residue by a select...
关键词：IRIDIUM ANOMALY Chemical SPECIATION INSOLUBLE residue Spherule Transmission electron MICROSCOPE 
Large-eddy simulation of formation of three-dimensional aeolian sand ripples in a turbulent field被引量：4
《Science China(Physics,Mechanics & Astronomy)》2008年第8期945-960,共16页WU ChuiJie1,WANG Ming2 & WANG Liang3 1 State Key Laboratory of Structural Analysis for Industrial Equipment,Dalian University of Technology,Dalian 116024,China 2 Yellow River Institute of Hydraulic Research,Zhengzhou 450003,China 3 Research Center for Fluid Dynamics,Science School,PLA University of Science and Technology,Nanjing 211101,China 
the Key Project of National Natural Science Foundation of China (Grant No. 10532040)
With the method of large-eddy simulation,the equation of spherule motion and the method of immersed boundary condition,numerical simulations of three-dimen-sional turbulent aeolian motion and the formation of sand rip...
关键词：large-eddy simulation equation of spherule motion SAND RIPPLES SALTATION CREEP 
Carbonaceous mesophase spherule/activated carbon composite as anode materials for super lithium ion capacitors被引量：2
《Journal of Central South University》2011年第4期972-977,共6页杨娟 周向阳 李劼 娄世菊 
Project(2007BAE12B00) supported by the National Key Technology R&D Program of China;Project(50974136) supported by the National Natural Science Foundation of China
A series of carbonaceous mesophase spherule/activated carbon composites were prepared as anode materials for super lithium ion capacitors using carbonaceous mesophase spherules as the core materials and pitch as the a...
关键词：super lithium ion capacitor carbonaceous mesophase spherule active carbon compound anode 
A Study of Mesoproterozoic Iron Cosmic Micro-spherules from 1.8 Ga and 1.6 Ga Old Strata in the Ming Tombs District,Beijing被引量：3
《Acta Geologica Sinica(English Edition)》2007年第4期649-657,共9页SONG Tianrui HE Zhengjun WAN Yusheng and LIU Yanxue Institute of Geology,Chinese Academy of Geological Sciences,Beijing 100037 
This work was granted by National Nature Science Foundation of China （Nos. 49772121, 40172044 and 40672082）.
Numerous iron cosmic micro-spherules have been discovered from Mesoproterozoic strata including the Changzhougou Formation （1.8 Ga） and the Dahongyu Formation （1.6 Ga） of the Ming Tombs district, Beijing. There ar...
关键词：PROTEROZOIC cosmic spherule helium isotopes extraterrestrial material carbonaceous chondrite 
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