Electromagnetic simulations of a photonic luminescent solar concentrator

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• Optics Express, Vol. 20 Issue S2, pp.A157-A167 (2012)
• Gutmann, Johannes; Peters, Marius; Bläsi, Benedikt; Hermle, Martin; Gombert, Andreas; Zappe, Hans; Goldschmidt, Jan Christoph
• Luminescent solar concentrators (LSC) are used in photovoltaic applications to concentrate direct and diffuse sunlight without tracking. We employed 2D FDTD simulations to investigate...

Enhanced optical absorption of dye-sensitized solar cells with microcavity-embedded TiO2 photoanodes

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• Optics Express, Vol. 20 Issue S2, pp.A168-A176 (2012)
• Liu, Da-Wei; Cheng, I-Chun; Chen, Jian Z; Chen, Hsin-Wei; Ho, Kuo-Chuan; Chiang, Chin-Cheng
• This paper reports the enhanced performance of dye-sensitized solar cells (DSSCs) with microcavity-embedded nanoporous TiO₂ photoanodes. For DSSCs with photoanodes composed...

Highly absorbing solar cells—a survey of plasmonic nanostructures

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• Optics Express, Vol. 20 Issue S2, pp.A177-A189 (2012)
• Dunbar, Ricky B; Pfadler, Thomas; Schmidt-Mende, Lukas
• Plasmonic light trapping in thin film solar cells is investigated using full-wave electromagnetic simulations. Light absorption in the semiconductor layer with three standard plasmonic...

Immersed finger-type indium tin oxide ohmic contacts on p-GaN photoelectrodes for photoelectrochemical hydrogen generation

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• Optics Express, Vol. 20 Issue S2, pp.A190-A196 (2012)
• Liu, Shu-Yen; Sheu, J K; Lee, M L; Lin, Yu-Chuan; Tu, S J; Huang, F W; Lai, W C
• In this study, we demonstrated photoelectrochemical (PEC) hydrogen generation using p-GaN photoelectrodes associated with immersed finger-type indium tin oxide (IF-ITO) ohmic contacts....

Absorption coefficient modeling of microcrystalline silicon thin film using Maxwell-Garnett effective medium theory

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• Optics Express, Vol. 20 Issue S2, pp.A197-A204 (2012)
• Chen, Sheng-Hui; Wang, Hsuan-Wen; Chang, Ting-Wei
• Considering the Mott-Davis density of state model and Rayleigh scattering effect, we present an approach to model the absorption profile of microcrystalline silicon thin films in this...

Extraction of surface plasmons in organic light-emitting diodes via high-index coupling

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• Optics Express, Vol. 20 Issue S2, pp.A205-A212 (2012)
• Scholz, Bert J; Frischeisen, Jörg; Jaeger, Arndt; Setz, Daniel S; Reusch, Thilo C g; Brütting, Wolfgang
• The efficiency of organic light-emitting diodes (OLEDs) is still limited by poor light outcoupling. In particular, the excitation of surface plasmon polaritons (SPPs) at metal-organic...

High power efficiency phosphorescent poly(dendrimer) OLEDs

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• Optics Express, Vol. 20 Issue S2, pp.A213-A218 (2012)
• Levell, J W; Zhang, S; Lai, W -Y; Lo, S -C; Burn, P L; Samuel, I D W
• We show that it is possible to produce an efficient solution-processable phosphorescent poly(dendrimer) OLED with a 32 lm/W power efficiency at 100 cd/m² without using a...

Multi-layer printing of OLEDs as a tool for the creation of security features

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• Optics Express, Vol. 20 Issue S2, pp.A219-A223 (2012)
• Fischer, Bert; Kreissl, Stefanie; Boeffel, Christine; Wedel, Armin
• The combined deposition of structured and homogenous layers for the device setup of OLEDs results in a structured display visible with a gray scale impression. These permanently...

Photonic light-trapping versus Lambertian limits in thin film silicon solar cells with 1D and 2D periodic patterns

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• Optics Express, Vol. 20 Issue S2, pp.A224-A244 (2012)
• Bozzola, Angelo; Liscidini, Marco; Andreani, Lucio Claudio
• We theoretically investigate the light-trapping properties of one- and two-dimensional periodic patterns etched on the front surface of c-Si and a-Si thin film solar cells with a...

Multispectral mixing scheme for LED clusters with extended operational temperature window

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• Optics Express, Vol. 20 Issue S2, pp.A245-A254 (2012)
• Chien, Ming-Chin; Tien, Chung-Hao
• LEDs have changed the concept of illumination not only in an expectation of the highest electroluminance efficiency but also in tremendous chances for smart lighting applications. With...

Quantitative carbon measurement in anthracite using laser-induced breakdown spectroscopy with binder

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• Applied Optics, Vol. 51 Issue 7, pp.B22-B29 (2012)
• Yuan, Tingbi; Wang, Zhe; Li, Lizhi; Hou, Zongyu; Li, Zheng; Ni, Weidou
• Quantitative carbon measurement in anthracites remains difficult with laser-induced breakdown spectroscopy (LIBS) due to its relatively high measurement uncertainty. To improve the...

Stabilized photorefractive running holograms, with arbitrarily selected phase shift, for material characterization

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• Optical Materials Express, Vol. 2 Issue 3, pp.228-234 (2012)
• de Oliveira, Ivan; Freschi, Agnaldo A; Fier, Igor; Frejlich, Jaime
• We report on the recording of stabilized running holograms in photorefractive materials with arbitrarily selected phase shift φ between the transmitted and difracted beams propagating...

Parallel signaling-based fast restoration scheme in distributed optical networks

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• Chinese Optics Letters, Vol. 10 Issue 3, pp.030602- (2012)
• Bian, Weiwei; Wang, Hongxiang; Ji, Yuefeng
• The fast parallel restoration (FPR) scheme is proposed to achieve the fast setup of restoration label switched path (LSP) in the distributed optical networks. ...

Simultaneous temperature and refractive index measurement of liquid using a local micro-structured fiber Bragg grating

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• Chinese Optics Letters, Vol. 10 Issue 3, pp.030605- (2012)
• Cao, Ye; Yang, Yinfei; Yang, Xiufeng; Tong, Zhengrong
• An alternative solution for the simultaneous measurement of temperature and refractive index is presented. A local micro-structured fiber Bragg grating (LMSFBG) ...

Analytical and experimental demonstration of depth of field extension for incoherent imaging system with a standard sinusoidal phase mask

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• Chinese Optics Letters, Vol. 10 Issue 3, pp.031101- (2012)
• Zhao, Hui; Li, Yingcai
• The wavefront coding technique is used to enlarge the depth of field (DOF) of incoherent imaging systems.The key to wavefront coding lies in the design of ...

Research on a middle infrared and long infrared dual-band laser

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• Chinese Optics Letters, Vol. 10 Issue 3, pp.031404- (2012)
• Yuan, Shengfu; Luo, Wei; Yan, Baozhu; Zou, Qianjin
• We propose a continuous-wave (CW) middle infrared (MIR) and long infrared (LIR) dual-band laser for the calibration and effect research of infrared detecting ...

Linear and nonlinear optical properties of Au/SiO2 nanocomposite prepared by P123

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• Chinese Optics Letters, Vol. 10 Issue 3, pp.031601- (2012)
• Fang, Jingyue; Qin, Shiqiao; Zhang, Xueao; Chang, Shengli
• Mesoporous silica thin films loaded with gold nanoparticles are synthesized in the presence of EO₂₀PO₇₀EO₂₀ (P123). Transmission...

Displacement sensor based on polarization mixture of orthogonal polarized He-Ne laser at 1.15 μm

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• Chinese Optics Letters, Vol. 10 Issue 3, pp.032801- (2012)
• Zhao, Zhengqi; Zhang, Shulian; Zhang, Peng; Zeng, Zhaoli; Tan, Yidong; Li, Yan
• Displacement sensor based on the polarization mixture and the cavity tuning of the orthogonal polarized He-Ne laser 1.15 μm is presented. The power tuning ...

Wavelength modulation spectroscopy based on quasi-continuous-wave diode lasers

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• Chinese Optics Letters, Vol. 10 Issue 3, pp.033001- (2012)
• Qi, Rubin; Du, Zhenhui; Gao, Dongyu; Li, Jinyi; Xu, Kexin
• A modified wavelength modulation spectroscopy (WMS) based on the self-heating effect of the tunable diode laser when driven in quasi-continuous-wave (QCW) mode is ...

Testing performance of CIECAM02 in predicting perceptual contrast

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• Chinese Optics Letters, Vol. 10 Issue 3, pp.033301- (2012)
• Lv, Weige; Xu, Haisong; Luo, M Ronnier
• A psychophysical experiment is performed on two large-size liquid crystal displays under three viewing conditions to assess perceptual contrast. Based on the ...