- Second-harmonic generation from coupled plasmon modes in a single dimer of gold nanospheres
[作者:Slablab, A; Le Xuan, L; Zielinski, M; de Wilde, Y; Jacques, V; Chauvat, D; Roch, JF,期刊:OPTICS EXPRESS, 页码:220-227 , 文章类型: Article,,卷期:2012年20-1]
- We show that a dimer made of two gold nanospheres exhibits a remarkable efficiency for second-harmonic generation under femtosecond optical excitation. The detectable nonlinear emission for the given particle size and ex...
- Nanoporous polymer ring resonators for biosensing
[作者:Mancuso, M; Goddard, JM; Erickson, D,期刊:OPTICS EXPRESS, 页码:245-255 , 文章类型: Article,,卷期:2012年20-1]
- Optically resonant devices are promising as label-free biomolecular sensors due to their ability to concentrate electromagnetic energy into small mode volumes and their capacity for multiplexed detection. A fundamental l...
- The role of chiral local field enhancements below the resolution limit of Second Harmonic Generation microscopy
[作者:Valev, VK; Clercq, BD; Zheng, X; Denkova, D; Osley, EJ; Vandendriessche, S; Silhanek, AV; Volskiy, V; Warburton, PA; Vandenbosch, GAE; Ameloot, M; Moshchalkov, VV; Verbiest, T,期刊:OPTICS EXPRESS, 页码:256-264 , 文章类型: Article,,卷期:2012年20-1]
- While it has been demonstrated that, above its resolution limit, Second Harmonic Generation (SHG) microscopy can map chiral local field enhancements, below that limit, structural defects were found to play a major role. ...
- Plasmon enhanced upconversion luminescence near gold nanoparticles-simulation and analysis of the interactions
[作者:Fischer, S; Hallermann, F; Eichelkraut, T; von Plessen, G; Kramer, KW; Biner, D; Steinkemper, H; Hermle, M; Goldschmidt, JC,期刊:OPTICS EXPRESS, 页码:271-282 , 文章类型: Article,,卷期:2012年20-1]
- We investigate plasmon resonances in gold nanoparticles to enhance the quantum yield of upconverting materials. For this purpose, we use a rate equation model that describes the upconversion of trivalent erbium based upc...
- Non-contact time-resolved diffuse reflectance imaging at null source-detector separation
[作者:Mazurenka, M; Jelzow, A; Wabnitz, H; Contini, D; Spinelli, L; Pifferi, A; Cubeddu, R; Dalla Mora, A; Tosi, A; Zappa, F; Macdonald, R,期刊:OPTICS EXPRESS, 页码:283-290 , 文章类型: Article,,卷期:2012年20-1]
- We report results of the proof-of-principle tests of a novel non-contact tissue imaging system. The system utilizes a quasi-null source-detector separation approach for time-domain near-infrared spectroscopy, taking adva...
- Simple method of measuring laser peak intensity inside femtosecond laser filament in air
[作者:Xu, SQ; Sun, XD; Zeng, B; Chu, W; Zhao, JY; Liu, WW; Cheng, Y; Xu, ZZ; Chin, SL,期刊:OPTICS EXPRESS, 页码:299-307 , 文章类型: Article,,卷期:2012年20-1]
- Measurement of laser intensity inside a femtosecond laser filament is a challenging task. In this work, we suggest a simple way to characterize laser peak intensity inside the filament in air. It is based on the signal r...
- Real-time Nyquist pulse generation beyond 100 Gbit/s and its relation to OFDM
[作者:Schmogrow, R; Winter, M; Meyer, M; Hillerkuss, D; Wolf, S; Baeuerle, B; Ludwig, A; Nebendahl, B; Ben-Ezra, S; Meyer, J; Dreschmann, M; Huebner, M; Becker, J; Koos, C; Freude, W; Leuthold, J,期刊:OPTICS EXPRESS, 页码:317-337 , 文章类型: Article,,卷期:2012年20-1]
- Nyquist sinc-pulse shaping provides spectral efficiencies close to the theoretical limit. In this paper we discuss the analogy to optical orthogonal frequency division multiplexing and compare both techniques with respec...
- Novel figure of merit to compare fibers in coherent detection systems with uncompensated links
[作者:Carena, A; Curri, V; Bosco, G; Cigliutti, R; Torrengo, E; Poggiolini, P; Nespola, A; Zeolla, D; Forghieri, F,期刊:OPTICS EXPRESS, 页码:339-346 , 文章类型: Article,,卷期:2012年20-1]
- We introduce an improved fiber figure of merit (FoM) in order to compare different fiber types used in uncompensated links for transmission of coherently-received modulation formats. The role of fiber dispersion in enhan...
- Complex characterization of short-pulse propagation through InAs/InP quantum-dash optical amplifiers: from the quasi-linear to the two-photon-dominated regime
[作者:Capua, A; Saal, A; Karni, O; Eisenstein, G; Reithmaier, JP; Yvind, K,期刊:OPTICS EXPRESS, 页码:347-353 , 文章类型: Article,,卷期:2012年20-1]
- We describe direct measurements at a high temporal resolution of the changes experienced by the phase and amplitude of an ultra-short pulse upon propagation through an inhomogenously broadened semiconductor nanostructure...
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