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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91条记录   Local Voltage Drop in a Single Functionalized Graphene Sheet Characterized by Kelvin Probe Force Microscopy [作者：Yan, L; Punckt, C; Aksay, IA; Mertin, W; Bacher, G,期刊：Nano Letters, 页码：3543-3549 , 文章类型： Article，,卷期：2011年11-9] We studied the local voltage drop in functionalized graphene sheets of sub mu m size under external bias conditions by Kelvin probe force microscopy. Using this noninvasive experimental approach, we measured ohmic curren... Electronic Phase Coherence in InAs Nanowires [作者：Blomers, C; Lepsa, MI; Luysberg, M; Grutzmacher, D; Luth, H; Schapers, T,期刊：Nano Letters, 页码：3550-3556 , 文章类型： Article，,卷期：2011年11-9] Magnetotransport measurements at low temperatures have been performed on InAs nanowires grown by In-assisted molecular beam epitaxy. Information on the electron phase coherence is obtained from universal conductance fluc... High-Frequency Graphene Voltage Amplifier [作者：Han, SJ; Jenkins, KA; Garcia, AV; Franklin, AD; Bol, AA; Haensch, W,期刊：Nano Letters, 页码：3690-3693 , 文章类型： Article，,卷期：2011年11-9] While graphene transistors have proven capable of delivering gigahertz-range cutoff frequencies, applying the devices to RF circuits has been largely hindered by the lack of current saturation in the zero band gap graphe... Directional Double Fano Resonances in Plasmonic Hetero-Oligomers [作者：Artar, A; Yanik, AA; Altug, H,期刊：Nano Letters, 页码：3694-3700 , 文章类型： Article，,卷期：2011年11-9] We experimentally demonstrate for the first time a very compact plasmonic hetero-oligomer structure where the multiple radiant and subradiant modes can be tailored independently. Unlike previous approaches based on colle... Solar Cells Using Quantum Funnels [作者：Kramer, IJ; Levina, L; Debnath, R; Zhitomirsky, D; Sargent, EH,期刊：Nano Letters, 页码：3701-3706 , 文章类型： Article，,卷期：2011年11-9] Colloidal quantum dots offer broad tuning of semiconductor bandstructure via the quantum size effect. Devices involving a sequence of layers comprised of quantum dots selected to have different diameters, and therefore b... Hierarchical Nanomorphologies Promote Exciton Dissociation in Polymer/Fullerene Bulk Heterojunction Solar Cells [作者：Chen, W; Xu, T; He, F; Wang, W; Wang, C; Strzalka, J; Liu, Y; Wen, JG; Miller, DJ; Chen, JH; Hong, KL; Yu, LP; Darling, SB,期刊：Nano Letters, 页码：3707-3713 , 文章类型： Article，,卷期：2011年11-9] PTB7 semiconducting copolymer comprising thieno[3,4-b]thiophene and benzodithiophene alternating repeat units set a historic record of solar energy conversion efficiency (7.4%) in polymer/fullerene bulk heterojunction so... Electrocatalysis on Platinum Nanoparticles: Particle Size Effect on Oxygen Reduction Reaction Activity [作者：Shao, MH; Peles, A; Shoemaker, K,期刊：Nano Letters, 页码：3714-3719 , 文章类型： Article，,卷期：2011年11-9] We determined the size-dependent specific and mass activities of the oxygen reduction in HClO4 solutions on the Pt particles in the range of 1-5 nm. The maximal mass activity at 2.2 nm is well explained based on density ... Self-Assembly of Phospholipid-PEG Coating on Nanoparticles through Dual Solvent Exchange [作者：Tong, S; Hou, SJ; Ren, BB; Zheng, ZL; Bao, G,期刊：Nano Letters, 页码：3720-3726 , 文章类型： Article，,卷期：2011年11-9] We coated nanopartides including iron oxide nanoparticles and quantum dots with phospholipid-PEG using the newly developed dual solvent exchange method and demonstrated that, compared with the conventional film hydration... Hybrid Organic/Inorganic Molecular Heterojunctions Based on Strained Nanomembranes [作者：Bufon, CCB; Espinoza, JDA; Thurmer, DJ; Bauer, M; Deneke, C; Zschieschang, U; Klauk, H; Schmidt, OG,期刊：Nano Letters, 页码：3727-3733 , 文章类型： Article，,卷期：2011年11-9] In this work, we combine self-assembly and top-down methods to create hybrid junctions consisting of single organic molecular monolayers sandwiched between metal and/or single-crystalline semiconductor nanomembrane based... Benzenedithiol: A Broad-Range Single-Channel Molecular Conductor [作者：Kim, Y; Pietsch, T; Erbe, A; Belzig, W; Scheer, E,期刊：Nano Letters, 页码：3734-3738 , 文章类型： Article，,卷期：2011年11-9] More than a decade after the first report of single-molecule conductance, it remains a challenging goal to prove the exact nature of the transport through single molecules, including the number of transport channels and ... Debye Screening in Single-Molecule Carbon Nanotube Field-Effect Sensors [作者：Sorgenfrei, S; Chiu, CY; Johnston, M; Nuckolls, C; Shepard, KL,期刊：Nano Letters, 页码：3739-3743 , 文章类型： Article，,卷期：2011年11-9] Point-functionalized carbon nanotube field-effect transistors can serve as highly sensitive detectors for biomolecules. With a probe molecule covalently bound to a defect in the nanotube sidewall, two-level random telegr... Cancer-Targeted Optical Imaging with Fluorescent Zinc Oxide Nanowires [作者：Hong, H; Shi, J; Yang, YA; Zhang, Y; Engle, JW; Nickles, RJ; Wang, XD; Cai, WB,期刊：Nano Letters, 页码：3744-3750 , 文章类型： Article，,卷期：2011年11-9] Herein we demonstrate that intrinsically fluorescent zinc oxide (ZnO) nanowires (NWs) can be adopted for molecularly targeted imaging of cancer cells, after they are functionalized to render water solubility, biocompatib... Scanning Transmission Electron Microscopy Analysis of Grain Structure in Perpendicular Magnetic Recording Media [作者：Hossein-Babaei, F; Sinclair, RA; Srinivasan, K; Bertero, GA,期刊：Nano Letters, 页码：3751-3754 , 文章类型： Article，,卷期：2011年11-9] The key component of a hard disk medium is a Co-based magnetic layer (ML) grown on a Ru seed layer. The ML nanostructure, composed of less than 10 nm grains, is believed to be controlled by this seed layer. We successful... Light-Induced Charge Transport within a Single Asymmetric Nanowire [作者：Liu, C; Hwang, YJ; Jeong, HE; Yang, PD,期刊：Nano Letters, 页码：3755-3758 , 文章类型： Article，,卷期：2011年11-9] Artificial photosynthetic systems using semiconductor materials have been explored for more than three decades in order to store solar energy in chemical fuels such as hydrogen. By mimicking biological photosynthesis wit... Templated Photocatalytic Synthesis of Well-Defined Platinum Hollow Nanostructures with Enhanced Catalytic Performance for Methanol Oxidation [作者：Bai, F; Sun, ZC; Wu, HM; Haddad, RE; Xiao, XY; Fan, HY,期刊：Nano Letters, 页码：3759-3762 , 文章类型： Article，,卷期：2011年11-9] Hollow metallic nanostructures exhibit important applications in catalysis, sensing, and phototherapy due to their increased surface areas, reduced densities, and unique optical and electronic features. Here we report a ... Dual-Label STED Nanoscopy of Living Cells Using Photochromism [作者：Willig, KI; Stiel, AC; Brakemann, T; Jakobs, S; Hell, SW,期刊：Nano Letters, 页码：3970-3973 , 文章类型： Article，,卷期：2011年11-9] We demonstrate live-cell STED microscopy of two protein species using photochromic green fluorescent proteins as markers. The reversible photoswitching of two markers is implemented so that they can be discerned with a s...