- Detection of Multiple Disease Indicators by an Autonomous Biomolecular Computer
[作者:Gil, B; Kahan-Hanum, M; Skirtenko, N; Adar, R; Shapiro, E,期刊:Nano Letters, 页码:2989-2996 , 文章类型: 期刊论文,,卷期:2011年11-7]
- The promise of biomolecular computers is their ability to interact with naturally occurring biomolecules, enabling in the future the development of context-dependent programmable drugs. Here we show a context-sensing mec...
- Atom-Resolved Evidence of Anisotropic Growth in ZnS Nanotetrapods
[作者:Liu, W; Wang, N; Wang, RM; Kumar, S; Duesberg, GS; Zhang, HZ,期刊:Nano Letters, 页码:2983-2988 , 文章类型: 期刊论文,,卷期:2011年11-7]
- ZnS nanotetrapods were investigated by atom-resolved microscopy characterization and quantitative simulation. The octahedron core enclosed with Zn- and S-terminated surfaces was verified. Four hexaprism-shaped arms were ...
- Graphene Magnetoresistance Device in van der Pauw Geometry
[作者:Lu, JM; Zhang, HJ; Shi, W; Wang, Z; Zheng, Y; Zhang, T; Wang, N; Tang, ZK; Sheng, P,期刊:Nano Letters, 页码:2973-2977 , 文章类型: 期刊论文,,卷期:2011年11-7]
- We have fabricated extraordinary magnetoresistance (EMR) device, comprising a monolayer graphene with an embedded metallic disk, that exhibits large room temperature magnetoresistance (MR) enhancement of up to 55 000% at...
- Accurate Determination of Plasmonic Fields in Molecular Junctions by Current Rectification at Optical Frequencies
[作者:Arielly, R; Ofarim, A; Noy, G; Selzer, Y,期刊:Nano Letters, 页码:2968-2972 , 文章类型: 期刊论文,,卷期:2011年11-7]
- Current rectification, i.e., induction of dc current by oscillating electromagnetic fields, is demonstrated in molecular junctions at an optical frequency. The magnitude of rectification is used to accurately determine t...
- Lithium-Assisted Plastic Deformation of Silicon Electrodes in Lithium-Ion Batteries: A First-Principles Theoretical Study
[作者:Zhao, KJ; Wang, WL; Gregoire, J; Pharr, M; Suo, ZG; Vlassak, JJ; Kaxiras, E,期刊:Nano Letters, 页码:2962-2967 , 文章类型: 期刊论文,,卷期:2011年11-7]
- Silicon can host a large amount of lithium, making it a promising electrode for high-capacity lithium-ion batteries. Recent experiments indicate that silicon experiences large plastic deformation upon Li absorption, whic...
- Improved Current Extraction from ZnO/PbS Quantum Dot Heterojunction Photovoltaics Using a MoO3 Interfacial Layer
[作者:Brown, PR; Lunt, RR; Zhao, N; Osedach, TP; Wanger, DD; Chang, LY; Bawendi, MG; Bulovic, V,期刊:Nano Letters, 页码:2955-2961 , 文章类型: 期刊论文,,卷期:2011年11-7]
- The ability to engineer interfacial energy offsets in photovoltaic devices is one of the keys to their optimization. Here, we demonstrate that improvements in power conversion efficiency may be attained for ZnO/PbS heter...
- Hydrogen-Treated TiO2 Nanowire Arrays for Photoelectrochemical Water Splitting
[作者:Wang, GM; Wang, HY; Ling, YC; Tang, YC; Yang, XY; Fitzmorris, RC; Wang, CC; Zhang, JZ; Li, Y,期刊:Nano Letters, 页码:3026-3033 , 文章类型: 期刊论文,,卷期:2011年11-7]
- We report the first demonstration of hydrogen treatment as a simple and effective strategy to fundamentally improve the performance of TiO2 nanowires for photoelectrochemical (PEC) water splitting. Hydrogen-treated rutil...
- Suppression of Inhomogeneous Segregation in Graphene Growth on Epitaxial Metal Films
[作者:Yoshii, S; Nozawa, K; Toyoda, K; Matsukawa, N; Odagawa, A; Tsujimura, A,期刊:Nano Letters, 页码:2628-2633 , 文章类型: 期刊论文,,卷期:2011年11-7]
- Large-scale uniform graphene growth was achieved by suppressing inhomogeneous carbon segregation using a single domain Ru film epitaxially grown on a sapphire substrate. An investigation of how the metal thickness affect...
- Quantum Dot/Plasmonic Nanoparticle Metachromophores with Quantum Yields That Vary with Excitation Wavelength
[作者:Munechika, K; Chen, YC; Tillack, AF; Kulkarni, AP; Jen-La Plante, I; Munro, AM; Ginger, DS,期刊:Nano Letters, 页码:2725-2730 , 文章类型: 期刊论文,,卷期:2011年11-7]
- Coupled plasmonic/chromophore systems are of interest in applications ranging from fluorescent biosensors to solar photovoltaics and photoelectrochemical cells because near-field coupling to metal nanostructures can dram...
- Nanomaterials for X-ray Imaging: Gold Nanoparticle Enhancement of X-ray Scatter Imaging of Hepatocellular Carcinoma
[作者:Rand, D; Ortiz, V; Liu, YA; Derdak, Z; Wands, JR; Taticek, M; Rose-Petruck, C,期刊:Nano Letters, 页码:2678-2683 , 文章类型: 期刊论文,,卷期:2011年11-7]
- We present the development of a new imaging technique for the early diagnosis of hepatocellular carcinoma that utilizes surface-modified gold nanopartides in combination with X-ray imaging. Tissues labeled with these ele...
- Laser-Induced Charge Separation in CdSe Nanowires
[作者:Schafer, S; Wang, Z; Zierold, R; Kipp, T; Mews, A,期刊:Nano Letters, 页码:2672-2677 , 文章类型: 期刊论文,,卷期:2011年11-7]
- A combination of electrostatic force microscopy and optical microscopy was used to investigate the charge state of individual CdSe nanowires upon local illumination with a focused laser beam. The nanowires were found to ...
- Defect Engineering in Cubic Cerium Oxide Nanostructures for Catalytic Oxidation
[作者:Lawrence, NJ; Brewer, JR; Wang, L; Wu, TS; Wells-Kingsbury, J; Ihrig, MM; Wang, GH; Soo, YL; Mei, WN; Cheung, CL,期刊:Nano Letters, 页码:2666-2671 , 文章类型: 期刊论文,,卷期:2011年11-7]
- Traditional nanostructured design of cerium oxide catalysts typically focuses on their shape, size, and elemental composition. We report a different approach to enhance the catalytic activity of cerium oxide nanostructur...
- Calcium-Decorated Carbyne Networks as Hydrogen Storage Media
[作者:Sorokin, PB; Lee, H; Antipina, LY; Singh, AK; Yakobson, BI,期刊:Nano Letters, 页码:2660-2665 , 文章类型: 期刊论文,,卷期:2011年11-7]
- Among the carbon allotropes, carbyne chains appear outstandingly accessible for sorption and very light. Hydrogen adsorption on calcium-decorated carbyne chain was studied using ab initio density functional calculations....
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