Direct observation of lateral photovoltaic effect in nano-metal-films

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• Optics Express, Vol. 17 Issue 24, pp.21712-21722 (2009)
• Yu, C Q; Wang, H; Xiao, S Q; Xia, Y X
• Lateral photovoltaic effect (LPE) observed on the metal films is unusual because it violates a principle that the LPEs are always observed on the surface of a semiconductor. Compared...

ZnO subwavelength wires for fast-response mid-infrared detection

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• Optics Express, Vol. 17 Issue 24, pp.21808-21812 (2009)
• Dai, Wei; Yang, Qing; Gu, Fuxing; Tong, Limin
• Room temperature operating thermal detection for mid-infrared light based on ZnO subwavelength wires has been demonstrated. Electric resistance in ZnO wires increases linearly with...

Fiber-coupled nanowire photon counter at 1550 nm with 24% system detection efficiency

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• Optics Letters, Vol. 34 Issue 23, pp.3607-3609 (2009)
• Hu, Xiaolong; Zhong, Tian; White, James E; Dauler, Eric A; Najafi, Faraz; Herder, Charles H; Wong, Franco N C; Berggren, Karl K
• We developed a fiber-coupled superconducting nanowire single-photon detector system in a close-cycled cryocooler and achieved 24% and 22% system detection efficiencies at wavelengths...