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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100条记录   Shape-Dependent Oriented Trapping and Scaffolding of Plasmonic Nanoparticles by Topological Defects for Self-Assembly of Colloidal Dimers in Liquid Crystals [作者：Senyuk, B; Evans, JS; Ackerman, PJ; Lee, T; Manna, P; Vigderman, L; Zubarev, ER; van de Lagemaat, J; Smalyukh, II,期刊：Nano Letters, 页码：955-963 , 文章类型： Article，,卷期：2012年12-2] We demonstrate scaffolding of plasmonic nanoparticles by topological defects induced by colloidal microspheres to match their surface boundary conditions with a uniform far-field alignment in a liquid crystal host. Displ... Shaping Single-Walled Metal Oxide Nanotubes from Precursors of Controlled Curvature [作者：Yucelen, GI; Kang, DY; Guerrero-Ferreira, RC; Wright, ER; Beckham, HW; Nair, S,期刊：Nano Letters, 页码：827-832 , 文章类型： Article，,卷期：2012年12-2] We demonstrate new molecular-level concepts for constructing nanoscopic metal oxide objects. First, the diameters of metal oxide nanotubes are shaped with angstrom-level precision by controlling the shape of nanometer-sc... Shear Modulus of Monolayer Graphene Prepared by Chemical Vapor Deposition [作者：Liu, X; Metcalf, TH; Robinson, JT; Houston, BH; Scarpa, F,期刊：Nano Letters, 页码：1013-1017 , 文章类型： Article，,卷期：2012年12-2] We report shear modulus (G) and internal friction (Q(-1)) measurements of large-area monolayer graphene films grown by chemical vapor deposition on copper foil and transferred onto high-Q silicon mechanical oscillators. ... Silicon Nanowire Esaki Diodes [作者：Schmid, H; Bessire, C; Bjork, MT; Schenk, A; Riel, H,期刊：Nano Letters, 页码：699-703 , 文章类型： Article，,卷期：2012年12-2] We report on the fabrication and characterization of silicon nanowire tunnel diodes. The silicon nanowires were grown on p-type Si substrates using Au-catalyzed vapor liquid solid growth and in situ n-type doping. Electr... Silver-Based Intermetallic Heterostructures in Sb2Te3 Thick Films with Enhanced Thermoelectric Power Factors [作者：Zhang, YC; Snedaker, ML; Birkel, CS; Mubeen, S; Ji, XL; Shi, YF; Liu, DY; Liu, XN; Moskovits, M; Stucky, GD,期刊：Nano Letters, 页码：1075-1080 , 文章类型： Article，,卷期：2012年12-2] In this work, AgxTey-Sb2Te3 heterostructured films are prepared by ligand exchange using hydrazine soluble metal chalcogenide. Because of the created interfacial barrier, cold carriers are more strongly scattered than ho... Excited-State Spectroscopy on an Individual Quantum Dot Using Atomic Force Microscopy [作者：Cockins, L; Miyahara, Y; Bennett, SD; Clerk, AA; Grutter, P,期刊：Nano Letters, 页码：709-713 , 文章类型： Article，,卷期：2012年12-2] We present a new charge sensing technique for the excited-state spectroscopy of individual quantum dots, which requires no patterned electrodes. An oscillating atomic force microscope cantilever is used as a movable char... Exciton Scattering Mechanism in a Single Semiconducting MgZnO Nanorod [作者：Yoo, J; Dang, LS; Chon, B; Joo, T; Yi, GC,期刊：Nano Letters, 页码：556-561 , 文章类型： Article，,卷期：2012年12-2] Excitonic phenomena, such as excitonic absorption and emission, have been used in many photonic and optoelectronic semiconductor device applications. As the sizes of these nanoscale materials have approached to exciton d... Exciton Superposition States in CdSe Nanocrystals Measured Using Broadband Two-Dimensional Electronic Spectroscopy [作者：Turner, DB; Hassan, Y; Scholes, GD,期刊：Nano Letters, 页码：880-886 , 文章类型： Article，,卷期：2012年12-2] Coherent superpositions among eigenstates are of interest in fields as diverse as photosynthesis and quantum computation. In this report, we used two-dimensional electronic spectroscopy (2D ES) to measure the decoherence... Metamaterials with Tailored Nonlinear Optical Response [作者：Husu, H; Siikanen, R; Makitalo, J; Lehtolahti, J; Laukkanen, J; Kuittinen, M; Kauranen, M,期刊：Nano Letters, 页码：673-677 , 文章类型： Article，,卷期：2012年12-2] We demonstrate that the second-order nonlinear optical response of noncentrosymmetric metal nanoparticles (metamolecules) can be efficiently controlled by their mutual ordering in an array. Two samples with minor change ... Single Unlabeled Protein Detection on Individual Plasmonic Nanoparticles [作者：Ament, I; Prasad, J; Henkel, A; Schmachtel, S; Sonnichsen, C,期刊：Nano Letters, 页码：1092-1095 , 文章类型： Article，,卷期：2012年12-2] The ultimate detection limit in analytic chemistry and biology is the single molecule. Commonly, fluorescent dye labels or enzymatic amplification are employed. This requires additional labeling of the analyte, which mod... Single-Photon Emission and Quantum Characterization of Zinc Oxide Defects [作者：Morfa, AJ; Gibson, BC; Karg, M; Karle, TJ; Greentree, AD; Mulvaney, P; Tomljenovic-Hanic, S,期刊：Nano Letters, 页码：949-954 , 文章类型： Article，,卷期：2012年12-2] Room temperature single-photon emission and quantum characterization is reported for isolated defects in zinc oxide. The defects are observed in thin films of both in-house synthesized and commercial zinc oxide nanoparti... Singlet Exciton Fission-Sensitized Infrared Quantum Dot Solar Cells [作者：Ehrler, B; Wilson, MWB; Rao, A; Friend, RH; Greenham, NC,期刊：Nano Letters, 页码：1053-1057 , 文章类型： Article，,卷期：2012年12-2] We demonstrate an organic/inorganic hybrid photovoltaic device architecture that uses singlet exciton fission to permit the collection of two electrons per absorbed high-energy photon while simultaneously harvesting low-... Slowing down DNA Translocation through a Nanopore in Lithium Chloride [作者：Kowalczyk, SW; Wells, DB; Aksimentiev, A; Dekker, C,期刊：Nano Letters, 页码：1038-1044 , 文章类型： Article，,卷期：2012年12-2] The charge of a DNA molecule is a crucial parameter in many DNA detection and manipulation schemes such as gel electrophoresis and lab-on-a-chip applications. Here, we study the partial reduction of the DNA charge due to... Broadband Terahertz Polarizers with Ideal Performance Based on Aligned Carbon Nanotube Stacks [作者：Ren, L; Pint, CL; Arikawa, T; Takeya, K; Kawayama, I; Tonouchi, M; Hauge, RH; Kono, J,期刊：Nano Letters, 页码：787-790 , 文章类型： Article，,卷期：2012年12-2] We demonstrate a terahertz polarizer built with stacks of aligned single-walled carbon nanotubes (SWCNTs) exhibiting ideal broadband terahertz properties: 99.9% degree of polarization and extinction ratios of 10(-3) (or ... Catalytic Role of Gold Nanoparticle in GaAs Nanowire Growth: A Density Functional Theory Study [作者：Kratzer, P; Sung, SK; Pankoke, V,期刊：Nano Letters, 页码：943-948 , 文章类型： Article，,卷期：2012年12-2] The energetics of Ga, As, and GaAs species on the Au(111) surface (employed as a model for Au nanoparticles) is investigated by means of density functional calculations. Apart from formation of the compound Au7Ga2, Ga is... Cellular Binding and Internalization of Functionalized Silicon Nanowires [作者：Zhang, WX; Tong, L; Yang, C,期刊：Nano Letters, 页码：1002-1006 , 文章类型： Article，,卷期：2012年12-2] Nanostructures with precise control of sizes and shapes, intrinsic read-out signals for tracking, and flexible surface chemistry for bioconjugation can offer an excellent system to study interaction between nanomaterials...