云南高校图书馆联盟文献共享服务平台- 国家自然科学基金(40821091)

国家自然科学基金(40821091): 作品数：18被引量：118H指数：7; 导出分析报告; 相关作者：潘永信李金华张春霞林巍吴文芳更多>>; 相关机构：中国科学院中国科学院研究生院更多>>; 相关期刊：《Science China Earth Sciences》《地球物理学报》《第四纪研究》《Science Bulletin》更多>>; 相关主题：趋磁细菌磁铁矿生物矿化SITE马脾铁蛋白更多>>; 相关领域：天文地球生物学环境科学与工程理学更多>>

Identification of the thick-layer greigite in sediments of the South Yellow Sea and its geological significances被引量：6: 《Chinese Science Bulletin》2014年第22期2764-2775,共12页Jianxing Liu Xuefa Shi Shulan Ge Qingsong Liu Zhengquan Yao Gang Yang; supported by the Project of State Oceanic Administration, China (908-01-BC15);the National Natural Science Foundation of China (41374073, 41025013 and40821091); Magnetic minerals in sediments of the continental shelf are sensitive to environmental changes.Therefore,to determine the exact phases of magnetic minerals is the prerequisite to investigate the paleoenvironmental sig...; 关键词：南黄海中部沉积物地质意义古环境意义识别厚层环境变化磁性矿物

Magnetic properties of two soil profiles from Yan'an,Shaanxi Province and their implications for paleorainfall reconstruction被引量：1: 《Science China Earth Sciences》2014年第4期719-728,共10页LIU ZhiFeng LIU QingSong; supported by the National Natural Science Foundation of China(Grant Nos.40125013 and 40821091);Q S Liu was supported by the 100-talent Program of the Chinese Academy of Sciences; The physical and chemical properties of soils are closely controlled by the climate factors and thus are significant for paleoclimate reconstruction. In this study, two adjacent soil profiles （LP and LPM） with diffe...; 关键词：soil profile SLOPE magnetic properties paleorainfall reconstruction

Paleomagnetism of the Late Cretaceous volcanic rocks of the Shimaoshan Group in Yongtai County, Fujian Province被引量：1: 《Science China Earth Sciences》2013年第1期22-30,共9页HUANG Sheng PAN YongXin ZHU RiXiang; supported by National Natural Science Foundation of China (Grant Nos. 40634024 and40821091); It has been debated whether there was southward movement of the South China Block （SCB） during the Cretaceous. In this study, a paleomagnetic investigation was carried out on the Late Cretaceous volcanic rocks （-88...; 关键词：South China Block Late Cretaceous volcanic rock paleomagnetic secular variation paleomagnetic pole

福建永泰晚白垩世石帽山群火山岩的古地磁结果及其意义被引量：1: 《中国科学：地球科学》2013年第1期97-107,共11页黄晟潘永信朱日祥; 国家自然科学基金项目(批准号:40821091,40634024)资助; 福建永泰晚白垩世石帽山群由玄武岩、安山岩和流纹岩等组成.对石帽山群凤际-二楼-云山剖面的岩石磁学研究显示,样品中磁性矿物为假单畴-多畴的磁铁矿和赤铁矿.通过系统热退磁实验,19个采样点共383块样品获得了稳定特征剩磁分量,得到剖...; 关键词：华南块体晚白垩世火山岩地磁场长期变古地磁极

趋磁细菌多样性及其环境意义被引量：16: 《第四纪研究》2012年第4期567-575,共9页林巍潘永信; 国家自然科学基金项目(批准号:40821091和41104041);中国科学院国家外国专家局创新团队国际合作伙伴计划项目(批准号:KZCX2-YW-T10)共同资助; 摘要趋磁细菌是一类特殊的微生物，它们在体内合成有生物膜包裹、粒度均-（35-120nm）、结晶程度高、晶形特殊、呈链状排列的磁小体，其化学成分主要是磁铁矿（Fe3O4）或胶黄铁矿（Fe3S4），因此，它们能沿地磁场磁力线定向游弋。研究...; 关键词：趋磁细菌多样性化石磁小体古环境重建

Magnetic characterization and paleoclimatic significances of late Pliocene-early Pleistocene sediments at site 882A,northwestern Pacific Ocean被引量：3: 《Science China Earth Sciences》2012年第2期323-331,共9页JIANG ZhaoXia LIU QingSong; supported by National Natural Science Foundation of China (Grants Nos. 40974036, 41025013 and 40821091);the CAS/SAFEA International Partnership Program for Creative Research Teams; Aeolian dust, a primary terrigenous component of ocean sediments, has been widely used to reconstruct the paleoclimatic evolution because its transported distance, grain size and concentration are sensitive to climate...; 关键词：eolian dust sediment rock magnetism MAGNETITE HEMATITE ODP site 882A the major glaciation in the Northern Hemisphere

Magnetostratigraphic dating of the Hougou Paleolithic site in the Nihewan Basin,North China被引量：4: 《Science China Earth Sciences》2011年第11期1643-1650,共8页ZUO TianWen CHENG HongJiang LIU Ping XIE Fei DENG ChengLong; supported by the National Natural Science Foundation of China (Grant Nos. 40925012 and 40821091);the Ministry of Science and Technology of China (Grant No. 2007FY110200);the Chinese Academy of Sciences (Grant No. KZCX2-EW-117); The fluvio-lacustrine sedimentary sequences in the Nihewan Basin, northern China, are important for studying Quaternary land mammal evolution and Paleolithic settlements in the high-latitude temperate East Asia. Here ...; 关键词：Nihewan Basin Hougou Paleolithic site magnetic stratigraphy early human evolution

温度和电子传递体AQDS对铁还原细菌Shewanella putrefaciens CN32矿化产物的影响被引量：7: 《地球物理学报》2011年第10期2631-2638,共8页李陛吴文芳李金华潘永信; 国家自然科学基金委创新群体(40821091);中国科学院创新团队(KZCX2-Yw-T10)国际合作伙伴计划项目资助; 微生物矿化产生的超顺磁性(SP)磁铁矿是沉积物和土壤中磁性矿物的重要来源.本文比较了三个不同温度下(20℃,30℃,37℃)纯培养铁还原细菌Shewanella putrefaciens CN32还原水合氧化铁形成SP磁铁矿的矿化特征.在实验体系中加入细菌CN32后...; 关键词：铁还原细菌磁铁矿生物矿化培养温度 AQDS

DMTB:A comprehensive online resource of 16S rRNA genes,ecological metadata,oligonucleotides,and magnetic properties of magnetotactic bacteria被引量：2: 《Chinese Science Bulletin》2011年第6期476-478,共3页LIN Wei1,2, LI Bi1,2 & PAN YongXin1,2 1 Paleomagnetism and Geochronology Laboratory, Key Laboratory of the Earth’s Deep Interior, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing 100029, China 2 France-China Bio-Mineralization and Nano-Structures Laboratory, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing 100029, China; supported by the Knowledge Innovation Program of the Chinese Academy of Sciences (80912910);the National Natural Science Foundation of China (40821091);the CAS/SAFEA International Partnership Program for Creative Research Teams (KZCX2-YW-T10); Magnetotactic bacteria (MTB) are of interest in microbiology, biomineralization, advanced magnetic materials, and bio-geo-sciences because of their ability to form highly ordered intracellular magnetic minerals. Great...; 关键词：RRNA基因序列趋磁细菌 16S 网上资源寡核苷酸磁学性质生态磁性材料

全球趋磁细菌数据库的建立: 《科学通报》2011年第1期16-17,共2页林巍李陛潘永信; 国家自然科学基金(40821091);中国科学院知识创新工程青年人才领域前沿项目(80912910);中国科学院创新团队国际合作伙伴计划(KZCX2-YW-T10)资助; 趋磁细菌是研究生物矿化的模式微生物.鉴于磁小体在生物矿化、Fe生物地球化学循环、沉积剩磁、环境指示和磁性材料方面的重要性,趋磁细菌研究已成为微生物学、地球科学和材料科学共同关注的重要课题.本文搜集并整理了截至目前全球趋磁...; 关键词：超磁细菌生物矿化数据库

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