个性化文献订阅>文章检索

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56条记录   Stamp Transferred Suspended Graphene Mechanical Resonators for Radio Frequency Electrical Readout [作者：Song, XF; Oksanen, M; Sillanpaa, MA; Craighead, HG; Parpia, JM; Hakonen, PJ,期刊：Nano Letters, 页码：198-202 , 文章类型： Article，,卷期：2012年12-1] We present a simple micromanipulation technique to transfer suspended graphene flakes onto any substrate and to assemble them with small localized gates into mechanical resonators. The mechanical motion of the graphene i... Synthesis of Monolayer Hexagonal Boron Nitride on Cu Foil Using Chemical Vapor Deposition [作者：Kim, KK; Hsu, A; Jia, XT; Kim, SM; Shi, YS; Hofmann, M; Nezich, D; Rodriguez-Nieva, JF; Dresselhaus, M; Palacios, T; Kong, J,期刊：Nano Letters, 页码：161-166 , 文章类型： Article，,卷期：2012年12-1] Hexagonal boron nitride (h-BN) is very attractive for many applications, particularly, as protective coating, dielectric layer/substrate, transparent membrane, or deep ultraviolet emitter. In this work, we carried out a ... Tunable Bandgap in Silicene and Germanene [作者：Ni, ZY; Liu, QH; Tang, KC; Zheng, JX; Zhou, J; Qin, R; Gao, ZX; Yu, DP; Lu, J,期刊：Nano Letters, 页码：113-118 , 文章类型： Article，,卷期：2012年12-1] By using ab initio calculations, we predict that a vertical electric field is able to open a band gap in semimetallic single-layer buckled silicene and germanene. The sizes of the band gap in both silicene and germanene ... Tunable Metallic Conductance in Ferroelectric Nanodomains [作者：Maksymovych, P; Morozovska, AN; Yu, P; Eliseev, EA; Chu, YH; Ramesh, R; Baddorf, AP; Kalinin, SV,期刊：Nano Letters, 页码：209-213 , 文章类型： Article，,卷期：2012年12-1] Metallic conductance in charged ferroelectric domain walls was predicted more than 40 years ago as the first example of an electronically active homointerface in a nonconductive material. Despite decades of research on o... Tunable Photoemission from an Excitonic Antitrap [作者：Kowalik-Seidl, K; Vogele, XP; Rimpfl, BN; Schinner, GJ; Schuh, D; Wegscheider, W; Holleitner, AW; Kotthaus, JP,期刊：Nano Letters, 页码：326-330 , 文章类型： Article，,卷期：2012年12-1] We study the influence of lithographically defined, electrostatic trap configurations on the photon emission from dipolar excitons in coupled quantum wells. The emission is surprisingly enhanced for an excitonic antitrap... Quantum Galvanometer by Interfacing a Vibrating Nanowire and Cold Atoms [作者：Kalman, O; Kiss, T; Fortagh, J; Domokos, P,期刊：Nano Letters, 页码：435-439 , 文章类型： Article，,卷期：2012年12-1] We evaluate the coupling of a Bose-Einstein condensate (BEC) of ultracold, paramagnetic atoms to the magnetic field of the current in a mechanically vibrating carbon nanotube within the frame of a full quantum theory. We... Seeing Is Believing: Weak Phonon Scattering from Nanostructures in Alkali Metal-Doped Lead Telluride [作者：He, JQ; Androulakis, J; Kanatzidis, MG; Dravid, VP,期刊：Nano Letters, 页码：343-347 , 文章类型： Article，,卷期：2012年12-1] Alkali metal doped p-type PbTe is a canonical thermoelectric material studied extensively for heat-to-power generation at high temperature. Most reports have indirectly indicated alkali metals to be conventional with PbT... Selective Control of Gliding Microtubule Populations [作者：Korten, T; Birnbaum, W; Kuckling, D; Diez, S,期刊：Nano Letters, 页码：348-353 , 文章类型： Article，,卷期：2012年12-1] First lab-on-chip devices based on active transport by biomolecular motors have been demonstrated for basic detection and sorting applications. However, to fully employ the advantages of such hybrid nanotechnology, versa... Size-Dependent Absolute Quantum Yields for Size-Separated Colloidally-Stable Silicon Nanocrystals [作者：Mastronardi, ML; Maier-Flaig, F; Faulkner, D; Henderson, EJ; Kubel, C; Lemmer, U; Ozin, GA,期刊：Nano Letters, 页码：337-342 , 文章类型： Article，,卷期：2012年12-1] Size-selective precipitation was used to successfully separate colloidally stable allylbenzene-capped silicon nanocrystals into several visible emitting monodisperse fractions traversing the quantum size effect range of ... Thermal Percolation in Stable Graphite Suspensions [作者：Zheng, RT; Gao, JW; Wang, JJ; Feng, SP; Ohtani, H; Wang, JB; Chen, G,期刊：Nano Letters, 页码：188-192 , 文章类型： Article，,卷期：2012年12-1] Different from the electrical conductivity of conductive composites, the thermal conductivity usually does not have distinctive percolation characteristics. Here we report that graphite suspensions show distinct behavior... Tuning Exchange Bias in Core/Shell FeO/Fe3O4 Nanoparticles [作者：Sun, XL; Huls, NF; Sigdel, A; Sun, SH,期刊：Nano Letters, 页码：246-251 , 文章类型： Article，,卷期：2012年12-1] Monodisperse 35 nm FeO nanoparticles (NPs) were synthesized and oxidized in a dry air atmosphere into core/shell FeO/Fe3O4 NPs with both FeO core and Fe3O4 shell dimensions controlled by reaction temperature and time. Te... Tuning Ion Conducting Pathways Using Holographic Polymerization [作者：Smith, DM; Dong, B; Marron, RW; Birnkrant, MJ; Elabd, YA; Natarajan, LV; Tondiglia, VP; Bunning, TJ; Li, CY,期刊：Nano Letters, 页码：310-314 , 文章类型： Article，,卷期：2012年12-1] Polymer electrolyte membranes (PEMs) with high and controlled ionic conductivity are important for energy-related applications, such as solid-state batteries and fuel cells. Herein we disclose a new strategy to fabricate... Quantum Manipulation via Atomic-Scale Magnetoelectric Effects [作者：Ngo, AT; Rodriguez-Laguna, J; Ulloa, SE; Kim, EH,期刊：Nano Letters, 页码：13-16 , 文章类型： Article，,卷期：2012年12-1] Magnetoelectric effects at the atomic scale are demonstrated to afford unique functionality. This is shown explicitly for a quantum corral defined by a wall of magnetic atoms on a metal surface where spin orbit coupling ... Role of Confinement on Carrier Transport in Ge-SixGe1-x Core-Shell Nanowires [作者：Nah, J; Dillen, DC; Varahramyan, KM; Banerjee, SK; Tutuc, E,期刊：Nano Letters, 页码：108-112 , 文章类型： Article，,卷期：2012年12-1] We examine the impact of shell content and the associated hole confinement on carrier transport in GeSixGe1-x, core shell nanowires (NWs). Using NVVs with different GeSixGe1-x, shell compositions (x = 0.5 and 0.7), we fa... Selective Trapping and Manipulation of Microscale Objects Using Mobile Microvortices [作者：Petit, T; Zhang, L; Peyer, KE; Kratochvil, BE; Nelson, BJ,期刊：Nano Letters, 页码：156-160 , 文章类型： Article，,卷期：2012年12-1] Controlled manipulation of individual micro- and nanoscale objects requires the use of trapping forces that can be focused and translated with high spatial and time resolution. We report a new strategy that uses the flow... Strong Electronic Coupling and Ultrafast Electron Transfer between PbS Quantum Dots and TiO2 Nanocrystalline Films [作者：Yang, Y; Rodriguez-Cordoba, W; Xiang, X; Lian, TQ,期刊：Nano Letters, 页码：303-309 , 文章类型： Article，,卷期：2012年12-1] Hot carrier and multiple exciton extractions from lead salt quantum dots (QDs) to TiO2 single crystals have been reported. Implementing these ideas on practical solar cells likely requires the use of nanocrystalline TiO2...