Skip to main content

15 Result(s)

within English Remove this filter Optics, Lasers, Photonics, Optical Devices Remove this filter Quantum Optics Remove this filter L. **gchun Remove this filter Article Remove this filter

and

  1. No Access

    Article

    Degenerate four-wave mixing based on excited-state absorption in azo-dye-doped polymer films

    Degenerate Four-Wave Mixing (DFWM) based on excited-state absorption in azo-dye doped polymer films is firstly reported. Under a pre-exciting argon laser at 514.5 nm, DFWM is performed using a 632.8 nm HeNe la...

    H. Fei, Y. Yang, Z. Wei, L. Han, Y. Che, P. Wu, G. Sun in Applied Physics B (1996)

  2. No Access

    Article

    A study on Raman scattering cross section of carbon tetrachloride at low concentrations

    Using the technique of the liquid-core optical fiber (LCOF), we measured the Raman spectra intensities of CCl4 in CS2 at concentrations ranging from 90 to 0.8% in volume. According to the relative peak area ratio...

    J.-H. Yin, Z.-W. Li, Y.-J. Tian, Z.-W. Sun, X.-L. Song in Applied Physics B (2005)

  3. No Access

    Article

    Ultraviolet electroluminescence from p-GaN/i-ZnO/n-ZnO heterojunction light-emitting diodes

    In this work, we report on the fabrication and characteristics of light-emitting diodes based on p-GaN/i-ZnO/n-ZnO heterojunction. A 30 nm i-ZnO layer was grown on p-GaN by rf reactive magnetron sputtering, th...

    H. Y. Xu, Y. C. Liu, Y. X. Liu, C. S. Xu, C. L. Shao, R. Mu in Applied Physics B (2005)

  4. No Access

    Article

    Observation of upconversion fluorescence and stimulated emission based on three-photon absorption

    The observations of three-photon-induced frequency-upconversion fluorescence and the highly directional stimulated visible emission in two dyes, 4-[p-(dicyanoethylamino) styryl]-N-methylpyridinium iodide (abbrevi...

    Q. Yang, S. Lin, L. Xu, F. Yang, Y. Yang, L. Pan, C. Sun, Y. Li… in Applied Physics B (2005)

  5. No Access

    Article

    5.3 W deep-blue light generation by intra-cavity frequency doubling of Nd:GdVO4

    We report the efficient compacted deep-blue laser at 456 nm generation by intra-cavity frequency doubling of a continuous-wave (cw) laser operation of a diode-pumped Nd:GdVO4 laser on the 4 ...

    F. Jia, Q. Xue, Q. Zheng, Y. Bu, L. Qian in Applied Physics B (2006)

  6. No Access

    Article

    Photoelectric properties of ZnO: In nanorods/SiO2/Si heterostructure assembled in aqueous solution

    In-doped zinc oxide (ZnO:In) nanorods were grown onto SiO2/n-Si substrate without catalyst in aqueous solution. The ZnO:In nanorods/SiO2/n-Si heterostructure photovoltaic device was prepared. The structural and p...

    Y.W. Chen, Y.C. Liu, S.X. Lu, C.S. Xu, C.L. Shao in Applied Physics B (2006)

  7. Article

    5.3 W deep-blue light generation by intra-cavity frequency doubling of Nd:GdVO4

    F. Jia, Q. Xue, Q. Zheng, Y. Bu, L. Qian in Applied Physics B (2007)

    Download PDF (222 KB)

  8. No Access

    Article

    Low threshold and high contrast polymer dispersed liquid crystal grating based on twisted nematic polarization modulator

    An electrically tunable mode is proposed to overcome the bottleneck problem of a conventional polymer dispersed liquid crystal (PDLC) grating and realize its low threshold and high contrast through an alignmen...

    Z. Zheng, F. Guo, Y. Liu, L. Xuan in Applied Physics B (2008)

  9. No Access

    Article

    A new approach to white light emitting diodes of p-GaN/i-ZnO/n-ZnO heterojunctions

    A simple method to fabricate one-chip white light emitting diodes (LEDs) is proposed. A series of p-GaN/i-ZnO/n-ZnO heterojunctions fabricated by pulsed laser deposition exhibit simultaneous Mg-related p-GaN (...

    L. Zhao, C.S. Xu, Y.X. Liu, C.L. Shao, X.H. Li, Y.C. Liu in Applied Physics B (2008)

  10. No Access

    Article

    High-efficiency direct-pumped Nd:YLF laser operating at 1321 nm

    We present a high-efficiency Nd: LiYF4 (Nd:YLF) laser operating at 1321 nm pumped directly into the emitting level, 4F3/2. The linear polarization of the pump diode laser was maintained by a short fiber. At the a...

    Y. F. Lü, J. **a, X. H. Zhang, A. F. Zhang, J. G. Wang, L. Bao… in Applied Physics B (2010)

  11. No Access

    Article

    Sensitivity of laser-induced upconversion fluorescence dynamics to exciting wavelength in Er3+-doped YAG

    A novel sensitivity of laser-induced upconversion (UC) fluorescence dynamics to the exciting wavelength in Er3+:YAG crystal has been observed. The sensitivities to exciting wavelength variations are only 0.02 and...

    S. Du, L. Jiang, W. Zhang, W. Gong, Z. Fu, Z. Dai in Applied Physics B (2011)

  12. No Access

    Article

    High power single-sided Bragg reflection waveguide lasers with dual-lobed far field

    We report on 980-nm InGaAs/GaAs lasers with dual-lobed far field based on a single-sided Bragg reflection waveguide (BRW). The high slope efficiency ∼0.92 W/A and a continuous wave (CW) output power >1.5 W (3....

    L. J. Wang, Y. Yang, Y. G. Zeng, L. J. Wang, C. Z. Tong, X. N. Shan… in Applied Physics B (2012)

  13. No Access

    Article

    Tellurium and sulfur doped GaSe for mid-IR applications

    Centimeter-sized Te:GaSe (≤10 mass%) ingots have been grown by the vertical Bridgman technique and studied to reveal the potentials for phase matching and frequency conversion. Less than 5 mass% Te-doped cryst...

    Z.-H. Kang, J. Guo, Z.-S. Feng, J.-Y. Gao, J.-J. **e, L.-M. Zhang… in Applied Physics B (2012)

  14. No Access

    Article

    The design and analysis of sub-wavelength metal-grating large-aperture VCSELs

    The polarization control of vertical-cavity surface-emitting lasers with high power emission has been demonstrated by using metal grating to import non-isotropic gain. The grating with a period of 186 nm and a...

    X. W. Zhang, Y. Q. Ning, L. Qin, Y. Liu, L. J. Wang in Applied Physics B (2012)

  15. No Access

    Article

    Synthesis and characterization of aligned ZnO/MgO core–shell nanorod arrays on ITO substrate

    ZnO/MgO core–shell nanorod arrays were synthesized successfully by the hydrothermal growth method. Photoluminescence (PL) emission from the nanorods showed remarkable enhancement after the growth of the MgO la...

    M. Gao, J. H. Yang, L. L. Yang, Y. J. Zhang, H. L. Liu, H. G. Fan… in Applied Physics B (2013)