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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   Surfactant-Induced Postsynthetic Modulation of Pd Nanoparticle Crystallinity [作者：Liu, Y; Wang, C; Wei, YJ; Zhu, LY; Li, DG; Jiang, JS; Markovic, NM; Stamenkovic, VR; Sun, SH,期刊：Nano Letters, 页码：1614-1617 , 文章类型： Article，,卷期：2011年11-4] Modulation of Pd nanoparticle (NP) crystallinity is achieved by switching the surfactants of different binding strengths. Pd NPs synthesized in the presence of weak binding surfactants. such as oleylamine possess polyhed... In Situ Nanomechanics of GaN Nanowires [作者：Huang, JY; Zheng, H; Mao, SX; Li, QM; Wang, GT,期刊：Nano Letters, 页码：1618-1622 , 文章类型： Article，,卷期：2011年11-4] The deformation, fracture mechanisms, and the fracture strength of individual GaN nanowires were measured in real time using a transmission electron microscope scanning probe microscope (TEM-SPM) platform. Surface mediat... Anomalous Independence of Multiple Exciton Generation on Different Group IV-VI Quantum Dot Architectures [作者：Trinh, MT; Polak, L; Schins, JM; Houtepen, AJ; Vaxenburg, R; Maikov, GI; Grinbom, G; Midgett, AG; Luther, JM; Beard, MC; Nozik, AJ; Bonn, M; Lifshitz, E; Siebbeles, LDA,期刊：Nano Letters, 页码：1623-1629 , 文章类型： Article，,卷期：2011年11-4] Multiple exciton generation (MEG) in PbSe quantum dots (QDs), PbSexS1-x alloy QDs, PbSe/PbS core/shell QDs, and PbSe/ PbSeyS1-y core/alloy-shell QDs was studied with time-resolved optical pump and probe spectroscopy. The... Highly Directional Emission and Photon Beaming from Nanocrystal Quantum Dots Embedded in Metallic Nanoslit Arrays [作者：Livneh, N; Strauss, A; Schwarz, I; Rosenberg, I; Zimran, A; Yochelis, S; Chen, G; Banin, U; Paltiel, Y; Rapaport, R,期刊：Nano Letters, 页码：1630-1635 , 文章类型： Article，,卷期：2011年11-4] We demonstrate a directional beaming of photons emitted from nanocrystal quantum dots that are embedded in a subwavelength metallic nanoslit array with a divergence angle of less than 4 degrees. We show that the eigenmod... Bright Fluorescence from Individual Single-Walled Carbon Nanotubes [作者：Lee, AJ; Wang, XY; Carlson, LJ; Smyder, JA; Loesch, B; Tu, XM; Zheng, M; Krauss, TD,期刊：Nano Letters, 页码：1636-1640 , 文章类型： Article，,卷期：2011年11-4] Single-walled carbon nanotubes (SWNTs) have unique photophysical, properties but low fluorescence efficiency. We have found significant increases in the fluorescence efficiency of individual DNA wrapped SWNTs upon additi... Stable Single-Crystalline Body Centered Cubic Fe Nanoparticles [作者：Lacroix, LM; Huls, NF; Ho, D; Sun, XL; Cheng, K; Sun, SH,期刊：Nano Letters, 页码：1641-1645 , 文章类型： Article，,卷期：2011年11-4] We report,a facile synthesis of body centered cubic (bcc) Fe nanoparticles (NPs) via the thermal decomposition of iron pentacarbonyl, Fe(CO)(5), in the presence of hexadecylammonium chloride. These bcc-Fe NPs exhibit a d... A Top-down Approach to Fabrication of High Quality Vertical Heterostructure Nanowire Arrays [作者：Wang, H; Sun, MH; Ding, K; Hill, MT; Ning, CZ,期刊：Nano Letters, 页码：1646-1650 , 文章类型： Article，,卷期：2011年11-4] We demonstrate a novel top-down approach for fabricating nanowires with unprecedented complexity and optical quality by taking advantage of a nanoscale self masking effect. We realized vertical arrays of nanowires of 20-... Shape Induced Symmetry in Self-Assembled Mesocrystals of Iron Oxide Nanocubes [作者：Disch, S; Wetterskog, E; Hermann, RP; Salazar-Alvarez, G; Busch, P; Bruckel, T; Bergstrom, L; Kamali, S,期刊：Nano Letters, 页码：1651-1656 , 文章类型： Article，,卷期：2011年11-4] Grazing incidence small-angle scattering,and electron microscopy have been used to show for the first time that nonspherical nanoparticles can assemble into highly ordered body-centered tetragonal mesocrystals. Energy mo... Substrate-Induced Fano Resonances of a Plasmonic: Nanocube: A Route to Increased-Sensitivity Localized Surface Plasmon Resonance Sensors Revealed [作者：Zhang, SP; Bao, K; Halas, NJ; Xu, HX; Nordlander, P,期刊：Nano Letters, 页码：1657-1663 , 文章类型： Article，,卷期：2011年11-4] Symmetry-breaking introduced by an adjacent semi-infinite dielectric can introduce coupling and hybridization of the plasmon modes of a metallic nanostructure. This effect is particularly large for entities with a large ... Triggered Release from Liposomes through Magnetic Actuation of Iron Oxide Nanoparticle Containing Membranes [作者：Amstad, E; Kohlbrecher, J; Muller, E; Schweizer, T; Textor, M; Reimhult, E,期刊：Nano Letters, 页码：1664-1670 , 文章类型： Article，,卷期：2011年11-4] The ideal nanoscale drug delivery vehicle allows control over the released dose in space and time We demonstrate that this can be achieved by stealth liposomes comprising self assembled superpararnagnetic iron oxide nano... From Heterogeneous to Homogeneous Nucleation of Isotactic Poly(propylene) Confined to Nanoporous Alumina [作者：Duran, H; Steinhart, M; Butt, HJ; Floudas, G,期刊：Nano Letters, 页码：1671-1675 , 文章类型： Article，,卷期：2011年11-4] The crystallization of highly isotactic polypropylene confined in self-ordered nanoporous alumina is studied by differential scanning calorimetry. A transformation from a predominantly heterogeneous to predominantly homo... Plasmonic Coupling of Bow Tie Antennas with Ag Nanowire [作者：Fang, ZY; Fan, LR; Lin, CF; Zhang, D; Meixner, AJ; Zhu, X,期刊：Nano Letters, 页码：1676-1680 , 文章类型： Article，,卷期：2011年11-4] Ag nanowire with the receiving and,transmitting Ag bow tie antenna pairs at its incident aid emission ends was patterned on the SiO2 substrate to realize an enhanced surface plasmon emission with a factor of 45 compared ... Imaginary Magnetic Tweezers for Massively Parallel Surface Adhesion Spectroscopy [作者：Yang, Y; Erb, RM; Wiley, BJ; Zauscher, S; Yellen, BB,期刊：Nano Letters, 页码：1681-1684 , 文章类型： Article，,卷期：2011年11-4] A massively parallel magnetic tweezer system has been constructed that utilizes the self-repulsion of colloidal beads from a planar interface via a magnetic dipole image force. Self repulsion enables the application of a... Multispectral Plasmon Induced Transparency in Coupled Meta-Atoms [作者：Artar, A; Yanik, AA; Altug, H,期刊：Nano Letters, 页码：1685-1689 , 文章类型： Article，,卷期：2011年11-4] We introduce an approach enabling construction of a scalable metamaterial media supporting multispectral plasmon induced transparency. The composite multilayered media consist of coupled meta-atoms with radiant and sub-r... Crystal Structure Transfer in Core/Shell Nanowires [作者：Algra, RE; Hocevar, M; Verheijen, MA; Zardo, I; Immink, GGW; van Enckevort, WJP; Abstreiter, G; Kouwenhoven, LP; Vlieg, E; Bakkers, EPAM,期刊：Nano Letters, 页码：1690-1694 , 文章类型： Article，,卷期：2011年11-4] Structure engineering is an emerging tool to control opto-electronic properties of semiconductors. Recently, control of crystal structure and the formation of a twinning superlattice have been shown for III-V nanowires. ... Manipulation of Electron Orbitals in Hard-Wall InAs/InP Nanowire Quantum Dots [作者：Roddaro, S; Pescaglini, A; Ercolani, D; Sorba, L; Beltram, F,期刊：Nano Letters, 页码：1695-1699 , 文章类型： Article，,卷期：2011年11-4] We present a novel technique for the manipulation of the energy, spectrum of hard wall InAs/InP nanowire quantum dots. By using two local gate electrodes, we induce a strong transverse electric field in the dot and demon...