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文章名     作者     期刊名     摘要     卷     期         如果没有找到您所需要的文献，请点击 ——此处申请     共71条记录   Experimental Realization of an Approximate Partial Transpose for Photonic Two-Qubit Systems [作者：Lim, HT; Kim, YS; Ra, YS; Bae, J; Kim, YH,期刊：PHYSICAL REVIEW LETTERS, 页码：160401-160401 , 文章类型： Article，,卷期：2011年107-16] We report the first experimental realization of an approximate partial transpose for photonic two-qubit systems. The proposed scheme is based on the local operation on single copies of quantum states and classical commun... Adiabatic Preparation of a Heisenberg Antiferromagnet Using an Optical Superlattice [作者：Lubasch, M; Murg, V; Schneider, U; Cirac, JI; Banuls, MC,期刊：PHYSICAL REVIEW LETTERS, 页码：165301-165301 , 文章类型： Article，,卷期：2011年107-16] We analyze the possibility to prepare a Heisenberg antiferromagnet with cold fermions in optical lattices, starting from a band insulator and adiabatically changing the lattice potential. The numerical simulation of the ... Heralding Two-Photon and Four-Photon Path Entanglement on a Chip [作者：Matthews, JCF; Politi, A; Bonneau, D; O'Brien, JL,期刊：PHYSICAL REVIEW LETTERS, 页码：163602-163602 , 文章类型： Article，,卷期：2011年107-16] Generating quantum entanglement is not only an important scientific endeavor, but will be essential to realizing quantum-enhanced technologies, in particular, quantum-enhanced measurements with precision beyond classical... Comment on "Detecting Vanishing Dimensions via Primordial Gravitational Wave Astronomy" Reply [作者：Mureika, J; Stojkovic, D,期刊：PHYSICAL REVIEW LETTERS, 页码：169002-169002 , 文章类型： Editorial Material，,卷期：2011年107-16] Electronic Excitations of Slow Ions in a Free Electron Gas Metal: Evidence for Charge Exchange Effects [作者：Primetzhofer, D; Rund, S; Roth, D; Goebl, D; Bauer, P,期刊：PHYSICAL REVIEW LETTERS, 页码：163201-163201 , 文章类型： Article，,卷期：2011年107-16] Electronic energy loss of light ions transmitted through nanometer films of Al has been studied at very low ion velocities. For hydrogen, the electronic stopping power S is found to be perfectly proportional to velocity,... Comment on "Detecting Vanishing Dimensions via Primordial Gravitational Wave Astronomy" [作者：Sotiriou, TP; Visser, M; Weinfurtner, S,期刊：PHYSICAL REVIEW LETTERS, 页码：169001-169001 , 文章类型： Editorial Material，,卷期：2011年107-16] Gapless Interface States between Topological Insulators with Opposite Dirac Velocities [作者：Takahashi, R; Murakami, S,期刊：PHYSICAL REVIEW LETTERS, 页码：166805-166805 , 文章类型： Article，,卷期：2011年107-16] The Dirac cone on a surface of a topological insulator shows linear dispersion analogous to optics and its velocity depends on materials. We consider a junction of two topological insulators with different velocities, an... Photoinduced Desorption of Xe from Porous Si following Ultraviolet Irradiation: Evidence for a Selective and Highly Effective Optical Activity [作者：Toker, G; Asscher, M,期刊：PHYSICAL REVIEW LETTERS, 页码：167402-167402 , 文章类型： Article，,卷期：2011年107-16] Photoinduced desorption (PID) of Xe from porous silicon (PSi) following UV irradiation has been studied. A nonthermal, morphology, and wavelength dependent phenomenon with more than 3 orders of magnitude enhancement of X... Nanoscale Optical Electrometer [作者：Vamivakas, AN; Zhao, Y; Falt, S; Badolato, A; Taylor, JM; Atature, M,期刊：PHYSICAL REVIEW LETTERS, 页码：166802-166802 , 文章类型： Article，,卷期：2011年107-16] We propose and demonstrate an all-optical approach to single-electron sensing using the optical transitions of a semiconductor quantum dot. The measured electric-field sensitivity of 5 (V/m)/root Hz corresponds to detect... Chiral Topological Phases and Fractional Domain Wall Excitations in One-Dimensional Chains and Wires [作者：Vayrynen, JI; Ojanen, T,期刊：PHYSICAL REVIEW LETTERS, 页码：166804-166804 , 文章类型： Article，,卷期：2011年107-16] According to the general classification of topological insulators, there exist one-dimensional chirally (sublattice) symmetric systems that can support any number of topological phases. We introduce a zigzag fermion chai... Texture-Induced Modulations of Friction Force: The Fingerprint Effect [作者：Wandersman, E; Candelier, R; Debregeas, G; Prevost, A,期刊：PHYSICAL REVIEW LETTERS, 页码：164301-164301 , 文章类型： Article，,卷期：2011年107-16] Modulations of the friction force in dry solid friction are usually attributed to macroscopic stick-slip instabilities. Here we show that a distinct, quasistatic mechanism can also lead to nearly periodic force oscillati... Phase Diagram and a Possible Unified Description of Intercalated Iron Selenide Superconductors [作者：You, YZ; Yang, F; Kou, SP; Weng, ZY,期刊：PHYSICAL REVIEW LETTERS, 页码：167001-167001 , 文章类型： Article，,卷期：2011年107-16] We propose a theoretical description of the phase diagram and physical properties in A(2)Fe(4)Se(5)-type (A = K, Tl) compounds based on a coexistent local moment and itinerant electron picture. Using neutron scattering a... Quantifying the Reversible Association of Thermosensitive Nanoparticles [作者：Zaccone, A; Crassous, JJ; Beri, B; Ballauff, M,期刊：PHYSICAL REVIEW LETTERS, 页码：168303-168303 , 文章类型： Article，,卷期：2011年107-16] Under many conditions, biomolecules and nanoparticles associate by means of attractive bonds, due to hydrophobic attraction. Extracting the microscopic association or dissociation rates from experimental data is complica... Relation between Self-Diffusion and Viscosity in Dense Liquids: New Experimental Results from Electrostatic Levitation [作者：Brillo, J; Pommrich, AI; Meyer, A,期刊：PHYSICAL REVIEW LETTERS, 页码：165902-165902 , 文章类型： Article，,卷期：2011年107-16] By using the technique of electrostatic levitation, the Ni self-diffusion, density, and viscosity of liquid Zr(64)Ni(36) have been measured in situ with high precision and accuracy. The inverse of the viscosity, eta, mea... Generalized Polaron Ansatz for the Ground State of the Sub-Ohmic Spin-Boson Model: An Analytic Theory of the Localization Transition [作者：Chin, AW; Prior, J; Huelga, SF; Plenio, MB,期刊：PHYSICAL REVIEW LETTERS, 页码：160601-160601 , 文章类型： Article，,卷期：2011年107-16] The sub-Ohmic spin-boson model possesses a quantum phase transition at zero temperature between a localized and a delocalized phase, whose properties have so far only been extracted by numerical approaches. Here we prese... Interfacing 2D and 3D Topological Insulators: Bi(111) Bilayer on Bi(2)Te(3) [作者：Hirahara, T; Bihlmayer, G; Sakamoto, Y; Yamada, M; Miyazaki, H; Kimura, S; Blugel, S; Hasegawa, S,期刊：PHYSICAL REVIEW LETTERS, 页码：166801-166801 , 文章类型： Article，,卷期：2011年107-16] We report the formation of a bilayer Bi(111) ultrathin film, which is theoretically predicted to be in a two-dimensional quantum spin Hall state, on a Bi(2)Te(3) substrate. From angle-resolved photoemission spectroscopy ...