- Imaging a Single Quantum Dot When It Is Dark
[作者:Kukura, P; Celebrano, M; Renn, A; Sandoghdar, V,期刊:Nano Letters, 页码:926-929 , 文章类型: Article,,卷期:2009年9-3]
- We have succeeded in recording extinction images of individual cadmium selenide quantum dots at ambient condition. This is achieved by optimizing the interference between the light that is coherently scattered from the q...
- Large Photonic Strength of Highly Tunable Resonant Nanowire Materials
[作者:Muskens, OL; Diedenhofen, SL; Kaas, BC; Algra, RE; Bakkers, EPAM; Rivas, JG; Lagendijk, A,期刊:Nano Letters, 页码:930-934 , 文章类型: Article,,卷期:2009年9-3]
- We demonstrate that highly tunable nanowire arrays with optimized diameters, volume fractions, and alignment form one of the strongest optical scattering materials to date. Using a new broad-band technique, we explore th...
- Self-Patterned Molecular Photoswitching in Nanoscale Surface Assemblies
[作者:Levy, N; Comstock, MJ; Cho, J; Berbil-Bautista, L; Kirakosian, A; Lauterwasser, F; Poulsen, DA; Frechet, JMJ; Crommie, MF,期刊:Nano Letters, 页码:935-939 , 文章类型: Article,,卷期:2009年9-3]
- Photomechanical switching (photoisomerization) of molecules at a surface Is found to strongly depend on molecule-molecule interactions and molecule-surface orientation. Scanning tunneling microscopy was used to image pho...
- Self-Assembly of Giant Peptide Nanobelts
[作者:Cui, H; Muraoka, T; Cheetham, AG; Stupp, SI,期刊:Nano Letters, 页码:945-951 , 文章类型: Article,,卷期:2009年9-3]
- Many alkylated peptide amphiphiles have been reported to self-assemble into cylindrical nanofibers with diameters on the order of a few nanometers and micrometer scale lengths; these nanostructures can be highly bioactiv...
- Toward Subdiffraction Transmission Microscopy of Diffuse Materials with Silver Nanoparticle White-Light Beacons
[作者:Chaudhuri, D; Galusha, JW; Walter, MJ; Borys, NJ; Bartl, MH; Lupton, JM,期刊:Nano Letters, 页码:952-956 , 文章类型: Article,,卷期:2009年9-3]
- We demonstrate high resolution transmission microscopy in a conventional two-photon wide-field fluorescence microscope by exploiting nonlinear white light generation from clusters of silver nanoparticles placed beneath t...
- Raman Topography and Strain Uniformity of Large-Area Epitaxial Graphene
[作者:Robinson, JA; Puls, CP; Staley, NE; Stitt, JP; Fanton, MA; Emtsev, KV; Seyller, T; Liu, Y,期刊:Nano Letters, 页码:964-968 , 文章类型: Article,,卷期:2009年9-3]
- We report results of Raman spectroscopy studies of large-area epitaxial graphene grown on SiC. Our work reveals unexpectedly large variation in Raman shift resulting from graphene strain inhomogeneity, which is shown to ...
- Fully Spray Coated Organic Photodiodes
[作者:Tedde, SF; Kern, J; Sterzl, T; Furst, J; Lugli, P; Hayden, O,期刊:Nano Letters, 页码:980-983 , 文章类型: Article,,卷期:2009年9-3]
- Solution-processed organic diodes based on bulk heterojunctions are attractive for large area photodetection. We report a general approach for fully spray-coated organic photodiodes with outstanding characteristics in co...
- Pressurized Liquid in Nanopores: A Modified Laplace-Young Equation
[作者:Qiao, Y; Liu, L; Chen, X,期刊:Nano Letters, 页码:984-988 , 文章类型: Article,,卷期:2009年9-3]
- In the current study, we analyze the motion of pressurized water molecules in nanopores of a well-crystallized, hydrophobic zeolite using both experiment and molecular dynamics simulation. It is discovered that, contradi...
- Anomalous Hydration Shell Order of Na+ and K+ inside Carbon Nanotubes
[作者:Shao, Q; Zhou, J; Lu, LH; Lu, XH; Zhu, YD; Jiang, SY,期刊:Nano Letters, 页码:989-994 , 文章类型: Article,,卷期:2009年9-3]
- We performed molecular dynamics simulations of the hydration of Na+ and K+ in infinitely long single-walled armchair carbon nanotubes (CNTs) at 298 K. Simulation results Indicate that the preferential orientation of wate...
- Subdiffraction Limited, Remote Excitation of Surface Enhanced Raman Scattering
[作者:Hutchison, JA; Centeno, SP; Odaka, H; Fukumura, H; Hofkens, J; Uji-i, H,期刊:Nano Letters, 页码:995-1001 , 文章类型: Article,,卷期:2009年9-3]
- We demonstrate that focused laser excitation at the end of silver nanowires of 50-150 nm diameter excites SERS hot-spots at points of nanoparticle adsorption many micrometers along the wire due to the plasmon waveguide e...
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