国家重点基础研究发展计划(2006CB921802)

作品数：7被引量：52H指数：2
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相关作者：刘俊明王克锋王雨董帅更多>>
相关机构：南京大学香港理工大学东南大学中国科学院更多>>
相关期刊：《科学通报》《物理学进展》《Chinese Physics B》《Science China(Physics,Mechanics & Astronomy)》更多>>
相关主题：SPECIFIC_HEAT多铁性SUPERCONDUCTIVITYSUPERCONDUCTOR磁性更多>>
相关领域：理学一般工业技术金属学及工艺电气工程更多>>
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Structural and transport properties of Sr_2VO_(3-δ)FeAs superconductors with different oxygen deficiencies
《Science China(Physics,Mechanics & Astronomy)》2010年第7期1202-1206,共5页HAN Fei ZHU XiYu MU Gang CHENG Peng SHEN Bing ZENG Bin WEN HaiHu 
supported by the National Natural Science Foundation of China,the National Basic Research Program of China (Grant Nos. 2006CB601000 and 2006CB921802);the Chinese Academy of Sciences Project (Grant No. ITSNEM)
Sr2VO3-δFeAs superconductors with different oxygen deficiencies have been successfully fabricated.It is found that the superconducting transition temperature drops down monotonically with the increase of nominal oxyg...
关键词：iron-based superconductor oxygen deficiency transport properties high anisotropy 
Low temperature specific heat in BaFe_(1.9)Ni_(0.1)As_2 single crystals被引量：2
《Science China(Physics,Mechanics & Astronomy)》2010年第7期1221-1224,共4页ZENG Bin MU Gang LUO HuiQian WEN HaiHu 
supported by the National Natural Science Foundation of China (Grant Nos. 10221002/A0402 and 10774170/A0402);the National Basic Research Program of China (Grant Nos. 2006CB601000,2006CB921107,and 2006CB921802);the Chinese Academy of Sciences (ITSNEM)
Low-temperature specific heat was measured on the BaFe1.9Ni0.1As2 single crystals with critical transition temperature Tc = 20.1 K.A clear specific heat jump with the value ΔC/T|Tc ≈ 23 mJ/mol K2 was observed.In add...
关键词：specific heat BaFe1.9Ni0.1As2 nodeless gap 
锰氧化物相竞争的理论研究被引量：12
《物理学进展》2010年第1期1-36,共36页董帅 刘俊明 
国家自然科学基金项目(50832002);国家973项目(2006CB921802,2009CB623303,2009CB929501)
锰氧化物属于典型的强关联电子材料,具有包括庞磁电阻、电荷/轨道有序、电子相分离、多铁性等奇特的物理特性。这些现象涉及一系列凝聚态物理学基本问题,是近年来研究者一直关注的热点和难点。并且这些奇异的电磁性质也为开发量子调控...
关键词：锰氧化物 相竞争 电致电阻 多铁性 异质结 
Boson peak in Sm-Al-Co ternary metallic glasses and its possible structural origin被引量：1
《Chinese Physics B》2010年第1期441-445,共5页刘慧美 陆成亮 王克锋 刘俊明 王清 董闯 
Project supported by the National Natural Science Foundation of China (Grant Nos. 50601013, 10674061 and 50832002);the National Basic Research Program of China (Grant No. 2006CB921802)
The low temperature specific heat of Sm-AI-Co ternary metallic glasses is investigated and a clear anomaly associated with the Boson peak is identified. While this anomaly depends slightly on the chemical composition,...
关键词：metallic glasses Boson peak specific heat 
Superconductivity in Ti-doped iron-arsenide compound Sr_4Cr_(0.8)Ti_(1.2)O_6Fe_2As_2
《Science China(Physics,Mechanics & Astronomy)》2009年第12期1876-1878,共3页ZHU XiYu,HAN Fei,MU Gang,CHENG Peng,SHEN Bing,ZENG Bin & WEN HaiHu National Laboratory for Superconductivity,Institute of Physics,Chinese Academy of Sciences,Beijing 100190,China Beijing Na-tional Laboratory for Condensed Matter Physics,Institute of Physics,Chinese Academy of Sciences,Beijing 100190,China 
Supported by the National Natural Science Foundation of China (Grant Nos. 10221002/A0402 and 10774170/A0402);the National Basic Research Program of China (Grant Nos. 2006CB601000, 2006CB921107, and 2006CB921802);the Chinese Academy of Sciences (ITSNEM)
Superconductivity was achieved in Ti-doped iron-arsenide compound Sr4Cr0.8Ti1.2O6Fe2As2 (abbreviated as Cr-FeAs-42622). The X-ray diffraction measurement shows that this material has a layered structure with the space...
关键词：IRON-BASED SUPERCONDUCTOR high-temperature SUPERCONDUCTOR PEROVSKITE 
Specific heat of the non-centrosymmetric superconductor Re_3 W
《Chinese Physics B》2009年第2期704-708,共5页闫静 单磊 罗强 汪卫华 闻海虎 
supported by the National Natural Science Foundation of China;the National Basic Research Program of China (Grant Nos 2006CB601000, 2006CB921802 and 2006CB921300);the Knowledge Innovation Program of the Chinese Academy of Sciences (ITSNEM)
The alloys of non-centrosymmetric superconductor, Re3W, which were reported to have an ^-Mn structure [P. Greenfield and P. A. Beck, J. Metals, N. Y. 8, 265 （1959）] with Tc = 9K, are prepared by arc melting. The val...
关键词：ReaW NON-CENTROSYMMETRIC SUPERCONDUCTIVITY specific heat 
单相多铁性材料--极化和磁性序参量的耦合与调控被引量：38
《科学通报》2008年第10期1098-1135,共38页王克锋 刘俊明 王雨 
国家自然科学基金(批准号:50332020);国家重点基础研究发展计划(编号:2002CB613303,2006CB921802)资助项目
单相多铁性材料是指同时表现出铁电性和磁性的单相化合物,最近的研究还拓展到具有铁性磁涡旋的体系.一方面,多铁性材料同时具有铁电性和磁性;更为重要的是,铁电性与磁性之间存在磁电耦合效应,从而可能实现铁电性和磁性的相互调控.因此,...
关键词：铁电性 磁性 多铁性 磁电耦合效应 螺旋状自旋有序相 电磁振子 
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