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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81条记录   Suppression of the Plasmon Resonance in Au/CdS Colloidal Nanocomposites [作者：Khon, E; Mereshchenko, A; Tarnovsky, AN; Acharya, K; Klinkova, A; Hewa-Kasakarage, NN; Nemitz, I; Zamkov, M,期刊：Nano Letters, 页码：1792-1799 , 文章类型： Article，,卷期：2011年11-4] The nature of exciton-plasmon interactions in Au-tipped CdS nanorods has been investigated using femtosecond transient absorption spectroscopy. The study demonstrates that the key optoelectronic properties of composite h... Directivity Enhanced Raman Spectroscopy Using Nanoantennas [作者：Ahmed, A; Gordon, R,期刊：Nano Letters, 页码：1800-1803 , 文章类型： Article，,卷期：2011年11-4] Directing the emission from optical emitters is highly desired for efficient detection and, by reciprocity, efficient excitation as well. As a scattering process, Raman benefits from directivity enhancements in both exci... Two-Dimensional Binary and Ternary Nanocrystal Superlattices: The Case of Monolayers and Bilayers [作者：Dong, AG; Ye, XC; Chen, J; Murray, CB,期刊：Nano Letters, 页码：1804-1809 , 文章类型： Article，,卷期：2011年11-4] The modular assembly of multicomponent nanocrystal (NC) superlattices enables new metamaterials with programmable properties. While self-assembly of three-dimensional (3D) binary NC superlattices (BNSLs) has advanced sig... Batteries for Efficient Energy Extraction from a Water Salinity Difference [作者：La Mantia, F; Pasta, M; Deshazer, HD; Logan, BE; Cui, Y,期刊：Nano Letters, 页码：1810-1813 , 文章类型： Article，,卷期：2011年11-4] The salinity difference between seawater and river water is a renewable source of enormous entropic energy, but extracting it efficiently as a form of useful energy remains a challenge. Here we demonstrate a device calle... Plasmon Resonance in Individual Nanogap Electrodes Studied Using Graphene Nanoconstrictions as Photodetectors [作者：Shi, SF; Xu, XD; Ralph, DC; McEuen, PL,期刊：Nano Letters, 页码：1814-1818 , 文章类型： Article，,卷期：2011年11-4] We achieve direct electrical readout of the wavelength and polarization dependence of the plasmon resonance in individual gold nanogap antennas by positioning a graphene nanoconstriction within the gap as a localized pho... Theta-Shaped Plasmonic Nanostructures: Bringing "Dark" Multipole Plasmon Resonances into Action via Conductive Coupling [作者：Habteyes, TG; Dhuey, S; Cabrini, S; Schuck, PJ; Leone, SR,期刊：Nano Letters, 页码：1819-1825 , 文章类型： Article，,卷期：2011年11-4] Quadrupole plasmon and (octupolar) Fano resonances are induced in lithographically fabricated theta-shaped ring rod gold nanostructures. The optical response is characterized by measuring the light scattered by individua... Plasmon-Enhanced Colorimetric ELISA with Single Molecule Sensitivity [作者：Chen, S; Svedendahl, M; Van Duyne, RP; Kall, M,期刊：Nano Letters, 页码：1826-1830 , 文章类型： Article，,卷期：2011年11-4] Robust but ultrasensitive biosensors with a capability of detecting low abundance biomarkers could revolutionize clinical diagnostics and enable early detection of cancer, neurological diseases, and infections. We utiliz... Controlled Continuous Patterning of Polymeric Nanofibers on Three-Dimensional Substrates Using Low-Voltage Near-Field Electrospinning [作者：Bisht, GS; Canton, G; Mirsepassi, A; Kuinsky, L; Oh, S; Dunn-Rankin, D; Madou, MJ,期刊：Nano Letters, 页码：1831-1837 , 文章类型： Article，,卷期：2011年11-4] We report on a continuous method for controlled electrospinning of polymeric nanofibers on two-dimensional (2D) and three dimensional (3D) substrates using low voltage near-field electrospinning (LV NFES). The method ove... Orientation-Preserving Transfer and Directional Light Scattering from Individual Light-Bending Nanoparticles [作者：Zhang, Y; Barhoum, A; Lassiter, JB; Halas, NJ,期刊：Nano Letters, 页码：1838-1844 , 文章类型： Article，,卷期：2011年11-4] A nanocup, or semishell, is an asymmetric plasmonic "Janus" nanoparticle with electric and magnetic plasmon modes, the latter scatters light in a direction controlled by nanoparticle,orientation, making it the nanoscale ... Time-Domain ab Initio Study of Auger and Phonon-Assisted Auger Processes in a Semiconductor Quantum Dot [作者：Hyeon-Deuk, K; Prezhdo, OV,期刊：Nano Letters, 页码：1845-1850 , 文章类型： Article，,卷期：2011年11-4] We developed time-domain ab initio simulation of Auger, phenomena, including multiple exciton generation (MEG) and recombination (MER). It is the first approach,. describing phonon assisted processes and early dynamics. ... Multicolored Vertical Silicon Nanowires [作者：Seo, K; Wober, M; Steinvurzel, P; Schonbrun, E; Dan, YP; Ellenbogen, T; Crozier, KB,期刊：Nano Letters, 页码：1851-1856 , 文章类型： Article，,卷期：2011年11-4] We demonstrate that vertical silicon nanowires take on a surprising variety of colors covering the entire visible spectrum, in marked contrast to the gray color of bulk silicon. This effect is readily observable by brigh... Hybrid Nanoparticle-Liposome Detection of Phospholipase Activity [作者：Aili, D; Mager, M; Roche, D; Stevens, MM,期刊：Nano Letters, 页码：1401-1405 , 文章类型： Article，,卷期：2011年11-4] A flexible nanoparticle-based phospholipase (PL) assay is demonstrated in which the enzymatic substrate is decoupled from the nanoparticle surface. Liposomes are loaded with a polypeptide that is designed to heteroassoci... Transport Modulation in Ge/Si Core/Shell Nanowires through Controlled Synthesis of Doped Si Shells [作者：Zhao, YJ; Smith, JT; Appenzeller, J; Yang, C,期刊：Nano Letters, 页码：1406-1411 , 文章类型： Article，,卷期：2011年11-4] Appropriately controlling the properties of the Si shell in Ge/Si core/shell nanowires permits not only passivation of the Ge surface states, but also introduces new interface phenomena, thereby enabling novel nanoelectr... Quantum Confinement Induced Performance Enhancement in Sub-5-nm Lithographic Si Nanowire Transistors [作者：Trivedi, K; Yuk, H; Floresca, HC; Kim, MJ; Hu, W,期刊：Nano Letters, 页码：1412-1417 , 文章类型： Article，,卷期：2011年11-4] We demonstrate lithographically fabricated Si nanowire field effect transistors (FETs) with long Si nanowires of tiny cross sectional size (similar to 3-5 nm) exhibiting high performance without employing complementarily... Nanometer-Scale Loop Currents and Induced Magnetic Dipoles in Carbon Nanotubes with Defects [作者：Im, J; Kim, Y; Lee, CK; Kim, M; Ihm, J; Choi, HJ,期刊：Nano Letters, 页码：1418-1422 , 文章类型： Article，,卷期：2011年11-4] In metallic carbon nanotubes with defects, the electric current flow is expected to have characteristic spatial patterns depending on the nature of the defects. Here, we show, using first principles transport calculation... Ultrathin Planar Graphene Supercapacitors [作者：Yoo, JJ; Balakrishnan, K; Huang, JS; Meunier, V; Sumpter, BG; Srivastava, A; Conway, M; Reddy, ALM; Yu, J; Vajtai, R; Ajayan, PM,期刊：Nano Letters, 页码：1423-1427 , 文章类型： Article，,卷期：2011年11-4] With the advent of atomically thin and flat layers of conducting materials such as graphene, new designs for thin film energy storage devices with good performance have become possible. Here, we report an "in-plane" fabr...