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748篇 您的检索式:作者名="Si D"
    题名 作者 年代 出处 被引量
1Quantum phase transition and entanglement in Li atom system显示文摘By use of the exact diagonalization method, the quantum phase transition and en- tanglement in a 6-Li atom system are studied. It is found that entanglement appears before the quantum phase transition and disappears after it in this exactly solvable quantum system. The present results show that the von Neumann entropy, as a measure of entanglement, may reveal the quantum phase transition in this model.SI LiMing1 & HOU JiXuan2 1 Department of Electronic Engineering, School of Information Science and Technology, Beijing Institute of Technology, Beijing 100081, China 2 Laboratoire de Chimie, UMR 5182 CNRS, Ecole Normale Supérieure de Lyon, 46, Allée d’Italie, F-69364 Lyon Cedex 07, France 2008Science China(Physics,Mechanics & Astronomy)2008,51,11:6
2Stem cell therapy as an emerging paradigm for stroke ( STEPS) Ⅱ显示文摘Cell-based therapies represent a new therapeutic approach for stroke.In 2007,investigators from academia,industry leaders,and members of the National Institutes of Health crafted recommendations to facilitate theSavitz SI Chopp M Deans R Carmichael ST Phinney D Wechsler L 2011中华神经外科疾病研究杂志2011,10,3:5
3Panda X-III: Searching for neutrinoless double beta decay with high pressure ^(136)Xe gas time projection chambers显示文摘Searching for the neutrinoless double beta decay(NLDBD)is now regarded as the topmost promising technique to explore the nature of neutrinos after the discovery of neutrino masses in oscillation experiments.Panda X-III(particle and astrophysical xenon experiment III)will search for the NLDBD of136Xe at the China Jin Ping Underground Laboratory(CJPL).In the first phase of the experiment,a high pressure gas Time Projection Chamber(TPC)will contain 200 kg,90%136Xe enriched gas operated at10 bar.Fine pitch micro-pattern gas detector(Microbulk Micromegas)will be used at both ends of the TPC for the charge readout with a cathode in the middle.Charge signals can be used to reconstruct the electron tracks of the NLDBD events and provide good energy and spatial resolution.The detector will be immersed in a large water tank to ensure~5 m of water shielding in all directions.The second phase,a ton-scale experiment,will consist of five TPCs in the same water tank,with improved energy resolution and better control over backgrounds.Xun Chen Chang Bo Fu Javier Galan Karl Giboni Franco Giuliani Ling Hui Gu Ke Han Xiang Dong Ji Heng Lin Jiang Lai Liu Kai Xiang Ni Hiroki Kusano Xiang Xiang Ren Shao Bo Wang Yong Yang Dan Zhang Tao Zhang Li Zhao Xiang Ming Sun Shou Yang Hu Si Yu Jian Xing Long Li Xiao Mei Li Hao Liang Huan Qiao Zhang Ming Rui Zhao Jing Zhou Ya Jun Mao Hao Qiao Si Guang Wang Ying Yuan Meng Wang Amir N.Khan Neill Raper Jian Tang Wei Wang Jia Ning Dong Chang Qing Feng Cheng Li Jian Bei Liu Shu Bin Liu Xiao Lian Wang Dan Yang Zhu Juan F.Castel Susana Cebri'an Theopisti Dafni Javier G.Garza Igor G.Irastorza Francisco J.Iguaz Gloria Luz ′on Hector Mirallas Stephan Aune Eric Berthoumieux Yann Bedfer Denis Calvet Nicole d'Hose Alain Delbart Maria Diakaki Esther Ferrer-Ribas Andrea Ferrero Fabienne Kunne Damien Neyret Thomas Papaevangelou Franck Sabatie Maxence Vanderbroucke AnDi Tan Wick Haxton Yuan Mei Chinorat Kobdaj Yu-Peng Yan 2017Science China(Physics,Mechanics & Astronomy)2017,60,6:2
4Hybrid dual-channel phototransistor based on ID t-Se and 2D ReS2 mixed-dimensional heterostructures显示文摘The com bination of mixed-dimensional semiconducti ng materials can provide additional freedom to construct integrated n anoscale electronic and optoelectronic devices with diverse functionalities. In this work, we report a high-performanee dual-channel phototransistor based on one-dimensional (1D)/two-dimensional (2D) trigonal selenium (t-Se)/ReS2 heterostructures grown by chemical vapor deposition. The injection and separati on efficie ncy of photoge nerated electro n-hole pairs can be greatly improved due to the high-quality in terfacial con tact betwee n t-Se nano belts and ReS2 films. Compared with bare ReS2 film devices, the dual-cha nnel phototra nsistor based on t-Se/ReS2 heterostructure exhibits considerable enhancement with the responsivity (R) and detectivity (D^*) up to 98 A·W^-1 and 6 x 10^10 Jones at 400 nm illumination with an in tensity of 1.7 mW·cm^-2, respectively. Besides, the respo nse time can also be reduced by three times of magnitude to less than 50 ms due to the type-11 band alignment at the in terface. This study opens up a promising ave nue for high-performa nee photodetectors by constructing mixed-dimensional heterostructures.Jingkai Qin Hang Yan Gang Qiu Mengwei Si Peng Miao Yuqin Duan Wenzhu Shao Liang Zhen Chengyan Xu Peide D Ye 2019Nano Research2019,12,3:2
5氨氯地平和左旋氨氯地平对高血压患者血管内皮功能的影响显示文摘已证明氨氯地平可改善高血压患者的血管内皮功能,但左旋氨氯地平是否具有类似作用仍存在争议。该研究比较氨氯地平和左旋氨氯地平对高血压患者血管内皮功能的影响,应用体外细胞培养研究其相关作用机制。方法:该研究为一项随机、交叉试验。选取原发性高血压患者24例服用氨氯地平和左旋氨氯地平各6周,He Y Si D Yang C Ni L Li B Ding M Yang P 罗冬梅 叶鹏 2014中华高血压杂志2014,22,4:2
6Mefformin: an update显示文摘Kirpichnikov D McFarlane SI Sowers JR 2002Ann Intern Med2002,137,1:1
7Osmotic tolerance limitsand effects of cryoprotectants on the motility,plasma mem-brane integrity and acrosomal integrity of rat sperm显示文摘SI W BENSON J D MEN H 2006Cryo-biology2006,53,3:1
8Highly Efficient Neodymium: Yttrium Aluminum Garn et Laser End-pumped by a Semiconductor Laser Array显示文摘Si D L 1985Appl Phys Lett1985,47,2:1
9Effect of perforated ratios of distributor on the fluidization characteristics in a gas-solid fluidized bed显示文摘Dong S Q Cao C Q Si C D etal 2009Ind Eng Chem Res2009,48,1:1
10Positive thyroid transcrip- correlates with survival of pa- tients with adenocarcinoma of the lung显示文摘Barl e si F Pinot D Legoffic A tion factor-1 staining strongly 2005Br J Cancer2005,93,4:1
11Induction of allogeneic mixed chimerism by immature dendritic cells and bone marrow transplantation leads to prolonged tolerance to major histocompatibility complex disparate allografts显示文摘PING Y SI D X QIU Z H 2009Immunology2009,127,4:1
12Metformin:an up-date显示文摘Kirpichnikov D McFarlane SI Sowers JR 2002Ann Intern Med2002,137,:1
13Thickness dependence of dielectric loss in SrTiO3thin films显示文摘LI H C SI W D ALEXANDER D W 1998Appl Phys Lett1998,73,4:1
14Monoatomic Layer Removal Mechanism in Chemical Mechanical Polis- hing Process: A Molecular Dynamics Study显示文摘Si L N Guo D Luo J B 2010Journal of Applied Physics2010,107,6:1
15Identifying product failure rate based on a conditional Bayesian network classifier显示文摘Cai Z Q Sun S D Si S B 2011Expert Systems with Applications2011,38,5:1
16Adsorption and photo-reactivity of bensulfuron-methyl on homoionic clays显示文摘Si Y Wang S Zhou D 2004Clays & Clay Minerals2004,52,6:1
17B-cell suppression of delayed hypersensitivity reactions显示文摘Katz SI Parker D Turk JL 1974Nature1974,251,5475:1
18Numerical simulationof the NOx emissions in a 1,000,MW tangentially firedpulverized-coal boiler:Influence of the multi-group arrangementof the separated over fire air 显示文摘Zhou H Mo G Y Si D B 2011Energy &Fuels2011,25,5:1
19Neutrophil tethering on E-selectin activates beta 2 integrin binding to ICAM-1 through a mitogenactivated protein kinase signal transduction pathway显示文摘Simon SI Hu Y Vestweber D 2000J Immunol2000,164,8:1
20Leptin induces mitochondrial superoxide production and monocyte chemoattractant protein-1 expression in aortic endothelial cells by increasing fatty acid oxidation via protein kinase A显示文摘Yamagishi SI Edelstein D Du XL 0,,:1
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