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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66条记录   Tunable Excitons in Biased Bilayer Graphene [作者：Park, CH; Louie, SG,期刊：Nano Letters, 页码：426-431 , 文章类型： Article，,卷期：2010年10-2] Recent measurements have shown that a continuously tunable bandgap of up to 250 meV can be generated in biased bilayer graphene [Zhang, Y.; et al. Nature 2009, 459, 820], opening up pathway for possible graphene-based na... Steering Epitaxial Alignment of Au, Pd, and AuPd Nanowire Arrays by Atom Flux Change [作者：Yoo, Y; Seo, K; Han, S; Varadwaj, KSK; Kim, HY; Ryu, JH; Lee, HM; Ahn, JP; Ihee, H; Kim, B,期刊：Nano Letters, 页码：432-438 , 文章类型： Article，,卷期：2010年10-2] We have synthesized epitaxial Au, Pd, and AuPd nanowire arrays in vertical or horizontal alignment on a c-cut sapphire substrate. We show that the vertical and horizontal nanowire arrays grow from half-octahedral seeds b... Semiconductor Nanowire Optical Antenna Solar Absorbers [作者：Cao, LY; Fan, PY; Vasudev, AP; White, JS; Yu, ZF; Cai, WS; Schuller, JA; Fan, SH; Brongersma, ML,期刊：Nano Letters, 页码：439-445 , 文章类型： Article，,卷期：2010年10-2] Photovoltaic (PV) cells can serve as a virtually unlimited clean source of energy by converting sunlight into electrical power. Their importance is reflected in the tireless efforts that have been devoted to improving th... Nanoscale Structural Engineering via Phase Segregation: Au-Ge System [作者：Chueh, YL; Boswell, CN; Yuan, CW; Shin, SJ; Takei, K; Ho, JC; Ko, H; Fan, ZY; Haller, EE; Chrzan, DC; Javey, A,期刊：Nano Letters, 页码：393-397 , 文章类型： Article，,卷期：2010年10-2] A tunable structural engineering of nanowires based on template-assisted alloying and phase segregation processes is demonstrated. The Au-Ge system, which has a low eutectic temperature and negligible solid solubility (<... Magneto-Optical Biosensing Platform Based on Light Scattering from Self-Assembled Chains of Functionalized Rotating Magnetic Beads [作者：Park, SY; Handa, H; Sandhu, A,期刊：Nano Letters, 页码：446-451 , 文章类型： Article，,卷期：2010年10-2] We describe a simple protocol for the rapid, highly sensitive, and quantitative measurement of the concentration of biomolecules in a solution by monitoring light scattered by self-assembled chains of functionalized supe... Plasmon Hybridization in individual Gold Nanocrystal Dimers: Direct Observation of Bright and Dark Modes [作者：Yang, SC; Kobori, H; He, CL; Lin, MH; Chen, HY; Li, CC; Kanehara, M; Teranishi, T; Gwo, S,期刊：Nano Letters, 页码：632-637 , 文章类型： Article，,卷期：2010年10-2] We apply a nano manipulation technique to assemble pairs of monodispersed octahedral gold nanocrystals (side length. 150 nm) along their major axes with a varying tip-to-tip separation (25-125 nm). These pairs are immobi... Anomalously Large Reactivity of Single Graphene Layers and Edges toward Electron Transfer Chemistries [作者：Sharma, R; Baik, JH; Perera, CJ; Strano, MS,期刊：Nano Letters, 页码：398-405 , 文章类型： Article，,卷期：2010年10-2] The reactivity of graphene and its various multilayers toward electron transfer chemistries with 4-nitrobenzene diazonium tetrafluoroborate is probed by Raman spectroscopy after reaction on-chip. Single graphene sheets a... Coulomb-Controlled Single Electron Field Emission via a Freely Suspended Metallic Island [作者：Kim, C; Kim, HS; Qin, H; Blick, RH,期刊：Nano Letters, 页码：615-619 , 文章类型： Article，,卷期：2010年10-2] We observe Coulomb blockade in the held-emission current of a metallic island between two electrodes freely suspended by thin tunneling barriers. A third electrode serves as a gating contact to trace the Coulomb staircas... Tunable Kondo Effect in a Single Donor Atom [作者：Lansbergen, GP; Tettamanzi, GC; Verduijn, J; Collaert, N; Biesemans, S; Blaauboer, M; Rogge, S,期刊：Nano Letters, 页码：455-460 , 文章类型： Article，,卷期：2010年10-2] The Kondo effect has been observed in a single gate-tunable atom. The measurement device consists of a single As dopant incorporated in a silicon nanostructure. The atomic orbitals of the dopant are tunable by the gate e... Spin-Polarization Mechanisms of the Nitrogen-Vacancy Center in Diamond [作者：Delaney, P; Greer, JC; Larsson, JA,期刊：Nano Letters, 页码：610-614 , 文章类型： Article，,卷期：2010年10-2] The nitrogen-vacancy (NV) center in diamond has shown great promise for quantum information due to the ease of initializing the qubit and of reading out its state. Here we show the leading mechanism for these effects giv... Commentary: Carbon Nanotubes, CdSe Nanocrystals, and Electron-Electron Interaction [作者：Brus, L,期刊：Nano Letters, 页码：363-365 , 文章类型： Editorial Material，,卷期：2010年10-2] To celebrate the tenth anniversary of Nano Letters, this short commentary discusses a scientific issue of current interest, increased electron-electron interactions in nanostructures. The two major factors of reduced dim... Longitudinal Cutting of Pure and Doped Carbon Nanotubes to Form Graphitic Nanoribbons Using Metal Clusters as Nanoscalpels [作者：Elias, AL; Botello-Mendez, AR; Meneses-Rodriguez, D; Gonzalez, VJ; Ramirez-Gonzalez, D; Ci, L; Munoz-Sandoval, E; Ajayan, PM; Terrones, H; Terrones, M,期刊：Nano Letters, 页码：366-372 , 文章类型： Article，,卷期：2010年10-2] We report the use of transition metal nanoparticles (Ni or Cc) to longitudinally cut open multiwalled carbon nanotubes in order to create graphitic nanoribbons. The process consists of catalytic hydrogenation of carbon, ... Radiative Heat Pumping from the Earth Using Surface Phonon Resonant Nanoparticles [作者：Gentle, AR; Smith, GB,期刊：Nano Letters, 页码：373-379 , 文章类型： Article，,卷期：2010年10-2] Nanoparticles that have narrow absorption bands that lie entirely within the atmosphere's transparent window from 7.9 to 13 mu m can be used to radiatively cool to temperatures that are well below ambient. Heating from i... Extensively Chaotic Motion in Electrostatically Driven Nanowires and Applications [作者：Chen, QF; Huang, L; Lai, YC; Grebogi, C; Dietz, D,期刊：Nano Letters, 页码：406-413 , 文章类型： Article，,卷期：2010年10-2] We carry out a detailed bifurcation analysis for a common class of electrostatically driven nanowires in a multiphysics model. A finding is that the nanoscale system can exhibit distinct chaotic states: chaos with symmet... Phase-Separated Thin Film Structures for Efficient Polymer Blend Light-Emitting Diodes [作者：Yim, KH; Doherty, WJ; Salaneck, WR; Murphy, CE; Friend, RH; Kim, JS,期刊：Nano Letters, 页码：385-392 , 文章类型： Article，,卷期：2010年10-2] We report laterally and vertically phase-separated thin film structures in conjugated polymer blends created by polymer molecular weight variation. We find that micrometer-scale lateral phase separation is critical in ac... Photo-Thermoelectric Effect at a Graphene Interface Junction [作者：Xu, XD; Gabor, NM; Alden, JS; van der Zande, AM; McEuen, PL,期刊：Nano Letters, 页码：562-566 , 文章类型： Article，,卷期：2010年10-2] We investigate the optoelectronic response of a graphene single-bilayer interface junction using phococurrent (PC) microscopy. We measure the polarity and amplitude of the PC while varying the Fermi level by tuning a gat...