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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85条记录   Observation of Raman G-Peak Split for Graphene Nanoribbons with Hydrogen-Terminated Zigzag Edges [作者：Yang, R; Shi, ZW; Zhang, LC; Shi, DX; Zhang, GY,期刊：Nano Letters, 页码：4083-4088 , 文章类型： Article，,卷期：2011年11-10] Raman scattering of individual hydrogen-terminated zigzag-edged graphene nanoribbons (Z-GNRs) was studied with focus on the G-peak. In addition to the bulk graphene G-peak appearing at similar to 1594 cm(-1) (G(+)), an e... Thermoelectricity in Fullerene-Metal Heterojunctions [作者：Yee, SK; Malen, JA; Majumdar, A; Segalman, RA,期刊：Nano Letters, 页码：4089-4094 , 文章类型： Article，,卷期：2011年11-10] Thermoelectricty in heterojunctions, where a single-molecule is trapped between metal electrodes, has been used to understand transport properties at organic-inorganic interfaces.(1) The transport in these systems is hig... Highly Tunable Self-Assembled Nanostructures from a Poly(2-vinylpyridine-b-dimethylsiloxane) Block Copolymer [作者：Jeong, JW; Park, WI; Kim, MJ; Ross, CA; Jung, YS,期刊：Nano Letters, 页码：4095-4101 , 文章类型： Article，,卷期：2011年11-10] An extraordinarily large degree of tunability in geometry and dimension is demonstrated in films of a self-assembled block copolymer. A poly(2-vinylpyridine-b-dimethylsiloxane) block copolymer with highly incompatible bl... Contact-Independent Measurement of Electrical Conductance of a Thin Film with a Nanoscale Sensor [作者：Mentzel, TS; MacLean, K; Kastner, MA,期刊：Nano Letters, 页码：4102-4106 , 文章类型： Article，,卷期：2011年11-10] Contact effects are a common impediment to electrical measurements throughout the fields of nanoelectronics, organic electronics, and the emerging field of graphene electronics. We demonstrate a novel method of measuring... Electrical Transport Properties of Oligothiophene-Based Molecular Films Studied by Current Sensing Atomic Force Microscopy [作者：Hendriksen, BLM; Martin, F; Qi, YB; Mauldin, C; Vukmirovic, N; Ren, JF; Wormeester, H; Katan, AJ; Altoe, V; Aloni, S; Frechet, JMJ; Wang, LW; Salmeron, M,期刊：Nano Letters, 页码：4107-4112 , 文章类型： Article，,卷期：2011年11-10] Using conducting probe atomic force microscopy (CAFM) we have investigated the electrical conduction properties of monolayer films of a pentathiophene derivative on a SiO2/Si-p+ substrate. By a combination of current vol... Molecular Calipers Control Atomic Separation at a Metal Surface [作者：Leung, L; Lim, T; Polanyi, JC; Hofer, WA,期刊：Nano Letters, 页码：4113-4117 , 文章类型： Article，,卷期：2011年11-10] If a molecule controls the length of some other moiety, it can be termed a "molecular caliper". Here we image individual molecular calipers of this type by scanning tunneling microscopy. These consist of linear polymers ... Catastrophic vs Gradual Collapse of Thin-Walled Nanocrystalline Ni Hollow Cylinders As Building Blocks of Microlattice Structures [作者：Lian, J; Jang, D; Valdevit, L; Schaedler, TA; Jacobsen, AJ; Carter, WB; Greer, JR,期刊：Nano Letters, 页码：4118-4125 , 文章类型： Article，,卷期：2011年11-10] Lightweight yet stiff and strong lattice structures are attractive for various engineering applications, such as cores of sandwich shells and components designed for impact mitigation. Recent breakthroughs in manufacturi... Probing Thermomechanics at the Nanoscale: Impulsively Excited Pseudosurface Acoustic Waves in Hypersonic Phononic Crystals [作者：Nardi, D; Travagliati, M; Siemens, ME; Li, Q; Murnane, MM; Kapteyn, HC; Ferrini, G; Parmigiani, F; Banfi, F,期刊：Nano Letters, 页码：4126-4133 , 文章类型： Article，,卷期：2011年11-10] High-frequency surface acoustic waves can be generated by ultrafast laser excitation of nanoscale patterned surfaces. Here we study this phenomenon in the hypersonic frequency limit. By modeling the thermomechanics from ... Gold Nanoparticles: A Revival in Precious Metal Administration to Patients [作者：Thakor, AS; Jokerst, J; Zavaleta, C; Massoud, TF; Gambhir, SS,期刊：Nano Letters, 页码：4029-4036 , 文章类型： Article，,卷期：2011年11-10] Gold has been used as a therapeutic agent to treat a wide variety of rheumatic diseases including psoriatic arthritis, juvenile arthritis, and discoid lupus erythematosus. Although the use of gold has been largely supers... Lab-in-a-Tube: Detection of Individual Mouse Cells for Analysis in Flexible Split-Wall Microtube Resonator Sensors [作者：Smith, EJ; Schulze, S; Kiravittaya, S; Mei, YF; Sanchez, S; Schmidt, OG,期刊：Nano Letters, 页码：4037-4042 , 文章类型： Article，,卷期：2011年11-10] We report a method for the precise capturing of embryonic fibroblast mouse cells into rolled-up microtube resonators. The microtubes contain a nanometer-sized gap in their wall which defines a new type of optofluidic sen... Electronic Double Slit Interferometers Based on Carbon Nanotubes [作者：Liu, G; Zhang, Y; Lau, CN,期刊：Nano Letters, 页码：4043-4046 , 文章类型： Article，,卷期：2011年11-10] We report the realization of an electronic double slit interferometer based on individual carbon nanotubes (SWNT). By performing transport spectroscopy on two parallel SWNTs in close proximity, we observe superposition o... Aryl Functionalization as a Route to Band Gap Engineering in Single Layer Graphene Devices [作者：Zhang, H; Bekyarova, E; Huang, JW; Zhao, Z; Bao, WZ; Wang, FL; Haddon, RC; Lau, CN,期刊：Nano Letters, 页码：4047-4051 , 文章类型： Article，,卷期：2011年11-10] Chemical functionalization is a promising route to band gap engineering of graphene. We chemically grafted nitrophenyl groups onto exfoliated single-layer graphene sheets in the form of substrate-supported or free-standi... Anomalous Aharonov-Bohm Gap Oscillations in Carbon Nanotubes [作者：Sangalli, D; Marini, A,期刊：Nano Letters, 页码：4052-4057 , 文章类型： Article，,卷期：2011年11-10] enological features of this anomalous Aharonov-Bohm effect in semiconductive and metallic tubes and the existence of a large metallic phase in the low flux regime of multiwalled nanotubes, also suggesting possible experi... Plasmon-Driven Selective Deposition of Au Bipyramidal Nanoparticles [作者：Guffey, MJ; Miller, RL; Gray, SK; Scherer, NF,期刊：Nano Letters, 页码：4058-4066 , 文章类型： Article，,卷期：2011年11-10] We demonstrate the plasmon-selective and driven deposition of (bipyramidal) Au nanoparticles on transparent substrates (glass coverslips) utilizing total internal reflection (TIR) illumination. Near-IR laser light underg... Surface Charge and Piezoelectric Fields Control Auger Recombination in Semiconductor Nanocrystals [作者：Jiang, ZJ; Kelley, DF,期刊：Nano Letters, 页码：4067-4073 , 文章类型： Article，,卷期：2011年11-10] The dynamics of biexcitons in CdSe nanoparticles are examined as a function of the magnitudes of internal electric fields. We show that the presence of strong internal fields results in rapid Auger recombination. The str... Two-Photon 3D FIONA of Individual Quantum Dots in an Aqueous Environment [作者：Zhang, RB; Rothenberg, E; Fruhwirth, G; Simonson, PD; Ye, FF; Golding, I; Ng, T; Lopes, W; Sevin, PR,期刊：Nano Letters, 页码：4074-4078 , 文章类型： Article，,卷期：2011年11-10] We report the first two-photon (2P) microscopy of individual quantum dots (QDs) in an aqueous environment with both widefield and point-scan excitations at nanometer accuracy. Thiol-containing reductants suppress QD blin...