- Self-Alignment of Plasmonic Gold Nanorods in Reconfigurable Anisotropic Fluids for Tunable Bulk Metamaterial Applications
[作者:Liu, QK; Cui, YX; Gardner, D; Li, X; He, SL; Smalyukh, II,期刊:Nano Letters, 页码:1347-1353 , 文章类型: Article,,卷期:2010年10-4]
- We demonstrate the bulk self-alignment of dispersed gold nanorods imposed by the intrinsic cylindrical micelle self-assembly in nematic and hexagonal liquid crystalline phases of anisotropic fluids. External magnetic fie...
- Formation of Thick, Large-Area Nanoparticle Superlattices in Lithographically Defined Geometries
[作者:Akey, A; Lu, CG; Yang, L; Herman, IP,期刊:Nano Letters, 页码:1517-1521 , 文章类型: Article,,卷期:2010年10-4]
- Superlattices of colloidal nanocrystals hold the promise of new nanomaterials with tunable properties. The positioning and size of these structures are often poorly controlled after self-assembly from the solution phase,...
- Optically-Driven Collapse of a Plasmonic Nanogap Self-Monitored by Optical Frequency Mixing
[作者:Grady, NK; Knight, MW; Bardhan, R; Halas, NJ,期刊:Nano Letters, 页码:1522-1528 , 文章类型: Article,,卷期:2010年10-4]
- A nanoparticle separated from a metallic surface by a few-nanometer thick polymer layer forms a nanoscale junction, or nanogap. Illuminating this structure with ultrashort optical pulses, exciting the plasmon resonance, ...
- Nanoscale Free-Carrier Profiling of Individual Semiconductor Nanowires by Infrared Near-Field Nanoscopy
[作者:Stiegler, JM; Huber, AJ; Diedenhofen, SL; Rivas, JG; Algra, RE; Bakkers, EPAM; Hillenbrand, R,期刊:Nano Letters, 页码:1387-1392 , 文章类型: Article,,卷期:2010年10-4]
- We report quantitative, noninvasive and nanoscale-resolved mapping of the free-carrier distribution in InP nanowires with doping modulation along the axial and radial directions, by employing infrared near-field nanoscop...
- Origin of FM Ordering in Pristine Micro- and Nanostructured ZnO
[作者:Podila, R; Queen, W; Nath, A; Arantes, JT; Schoenhalz, AL; Fazzio, A; Dalpian, GM; He, J; Hwu, SJ; Skove, MJ; Rao, AM,期刊:Nano Letters, 页码:1383-1386 , 文章类型: Article,,卷期:2010年10-4]
- An unexpected presence of ferromagnetic (FM) ordering in nanostructured nonmagnetic metal oxides has been reported previously. Though this property was attributed to the presence of defects, systematic experimental and t...
- Theory of Circular Dichroism of Nanomaterials Comprising Chiral Molecules and Nanocrystals: Plasmon Enhancement, Dipole Interactions, and Dielectric Effects
[作者:Govorov, AO; Fan, ZY; Hernandez, P; Slocik, JM; Naik, RR,期刊:Nano Letters, 页码:1374-1382 , 文章类型: Article,,卷期:2010年10-4]
- Our calculations show that a nonchiral nanocrystal is able to dramatically change the circular dichroism (CD) of a chiral molecule when the nanocrystal and molecule form a complex and couple via dipole and multipole Coul...
- Three-Dimensional Plasmonic Nanofocusing
[作者:Lindquist, NC; Nagpal, P; Lesuffleur, A; Norris, DJ; Oh, SH,期刊:Nano Letters, 页码:1369-1373 , 文章类型: Article,,卷期:2010年10-4]
- We demonstrate three-dimensional plasmonic nanofocusing of light with patterned metallic pyramids obtained via template stripping. Gratings on the faces of these pyramids convert linearly polarized light into plasmons th...
- Photoreduction at a Distance: Facile, Nonlocal Photoreduction of Ag Ions in Solution by Plasmon-Mediated Photoemitted Electrons
[作者:Lee, SJ; Piorek, BD; Meinhart, CD; Moskovits, M,期刊:Nano Letters, 页码:1329-1334 , 文章类型: Article,,卷期:2010年10-4]
- Surface-immobilized, densely packed gold nanoparticles in contact with aqueous silver ions and exposed to red light rapidly photoreduce silver ions in solution producing radially symmetric metal deposits with diameters m...
- Multiple Nanowire Species Synthesized on a Single Chip by Selectively Addressable Horizontal Nanochannels
[作者:Xiang, Y; Keilbach, A; Codinachs, LM; Nielsch, K; Abstreiter, G; Morral, AFI; Bein, T,期刊:Nano Letters, 页码:1341-1346 , 文章类型: Article,,卷期:2010年10-4]
- The synthesis of horizontal porous anodic alumina (PAA) structures with individually addressable channel systems is demonstrated. This was achieved by developing a multicontact design of aluminum finger structures (two t...
- Unraveling Single-Stranded DNA in a Solid-State Nanopore
[作者:Kowalczyk, SW; Tuijtel, MW; Donkers, SP; Dekker, C,期刊:Nano Letters, 页码:1414-1420 , 文章类型: Article,,卷期:2010年10-4]
- Solid-state nanopores are an emerging class of single-molecule sensors. Whereas most studies so far focused on double-stranded DNA (dsDNA) molecules, exploration of single-stranded DNA (ssDNA) is of great interest as wel...
- Filtering of Elastic Waves by Opal-Based Hypersonic Crystal
[作者:Salasyuk, AS; Scherbakov, AV; Yakovlev, DR; Akimov, AV; Kaplyanskii, AA; Kaplan, SF; Grudinkin, SA; Nashchekin, AV; Pevtsov, AB; Golubev, VG; Berstermann, T; Bruggemann, C; Bombeck, M; Bayer, M,期刊:Nano Letters, 页码:1319-1323 , 文章类型: Article,,卷期:2010年10-4]
- We report experiments in which high quality silica opal films are used as three-dimensional hypersonic crystals in the 10 GHz range. Controlled sintering of these structures leads to well-defined elastic bonding between ...
- Intersublevel Infrared Photodetector with Strain-Free GaAs Quantum Dot Pairs Grown by High-Temperature Droplet Epitaxy
[作者:Wu, J; Shao, DL; Dorogan, VG; Li, AZ; Li, SB; DeCuir, EA; Manasreh, MO; Wang, ZM; Mazur, YI; Salamo, GJ,期刊:Nano Letters, 页码:1512-1516 , 文章类型: Article,,卷期:2010年10-4]
- Normal incident photodetection at mid infrared spectral region is achieved using the intersublevel transitions from strain-free GaAs quantum dot pairs in Al0.3Ga0.7As matrix. The GaAs quantum dot pairs are fabricated by ...
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