Andy Y G Fuh

Summary

Affiliation: National Cheng Kung University
Country: Taiwan

Publications

  1. doi request reprint Polarization-independent liquid crystal lens based on axially symmetric photoalignment
    Andy Y G Fuh
    Department of Physics, Institute of Electro optical Science and Engineering, and Advanced Optoelectronic Technology Center, National Cheng Kung University, Tainan 701, Taiwan
    Opt Express 19:2294-300. 2011
  2. doi request reprint Modulation of shape and polarization of beam using a liquid crystal q-plate that is fabricated via photo-alignment
    Yao Han Huang
    Department of Physics, National Cheng Kung University, Tainan 701, Taiwan
    Opt Express 21:10954-61. 2013
  3. doi request reprint Polarization converters based on axially symmetric twisted nematic liquid crystal
    Shih Wei Ko
    Institute of Electro optical Science and Engineering, National Cheng Kung University, Tainan, Taiwan 701, China
    Opt Express 18:3601-7. 2010
  4. ncbi request reprint Electrical control of shape of laser beam using axially symmetric liquid crystal cells
    Shih Wei Ko
    Institute of Electro optical Science and Engineering, National Cheng Kung University, Tainan, Taiwan
    Appl Opt 51:1540-5. 2012
  5. ncbi request reprint Axially symmetric polarization converters based on photo-aligned liquid crystal films
    Ying Yu Tzeng
    Institute of Electro optical Science and Engineering, National Cheng Kung University, Tainan, Taiwan 701, ROC
    Opt Express 16:3768-75. 2008
  6. ncbi request reprint Color cone lasing emission in a dye-doped cholesteric liquid crystal with a single pitch
    C R Lee
    Institute of Electro Optical Science and Engineering and Advanced Optoelectronic Technology Center, National Cheng Kung University, Tainan, Taiwan 701, Republic of China
    Opt Express 17:12910-21. 2009
  7. doi request reprint Optically-tunable beam steering grating based n azobenzene doped cholesteric liquid crystal
    Hung Chang Jau
    Institute of Electro optic Science and Engineering, National Cheng Kung University, Tainan, Taiwan
    Opt Express 18:17498-503. 2010
  8. doi request reprint Measurement of helical twisting power based on axially symmetrical photo-aligned dye-doped liquid crystal film
    Shih Wei Ko
    Institute of Electro optical Science and Engineering, National Cheng Kung University, Tainan, Taiwan 701, ROC
    Opt Express 17:15926-31. 2009

Collaborators

  • Kae Long Lin
  • Chia Rong Lee
  • Shih Wei Ko
  • Tsung Hsien Lin
  • Yao Han Huang
  • Hung Chang Jau
  • Shu Chun Chu
  • Chi Lun Ting
  • Ying Yu Tzeng
  • Ming Shian Li
  • Yan Yu Chen
  • Ri Xin Fung
  • J H Liu
  • San Yi Huang
  • Shu Hao Huang
  • Shih Wei Ke

Detail Information

Publications8

  1. doi request reprint Polarization-independent liquid crystal lens based on axially symmetric photoalignment
    Andy Y G Fuh
    Department of Physics, Institute of Electro optical Science and Engineering, and Advanced Optoelectronic Technology Center, National Cheng Kung University, Tainan 701, Taiwan
    Opt Express 19:2294-300. 2011
    ..The focal length of the polarization-independent liquid crystal lens can be controlled by applying various voltages. The device is simple to fabricate, and very convenient to use. It therefore has great practical potential...
  2. doi request reprint Modulation of shape and polarization of beam using a liquid crystal q-plate that is fabricated via photo-alignment
    Yao Han Huang
    Department of Physics, National Cheng Kung University, Tainan 701, Taiwan
    Opt Express 21:10954-61. 2013
    ..Moreover, the fabrication of an LC QP is relatively simple, and the device has potential for such practical applications as beam shape modulators and spatial polarization converters use in diffractive optics and imaging systems...
  3. doi request reprint Polarization converters based on axially symmetric twisted nematic liquid crystal
    Shih Wei Ko
    Institute of Electro optical Science and Engineering, National Cheng Kung University, Tainan, Taiwan 701, China
    Opt Express 18:3601-7. 2010
    ..A design for converting linear polarized light to axially symmetric circular polarized light is also demonstrated...
  4. ncbi request reprint Electrical control of shape of laser beam using axially symmetric liquid crystal cells
    Shih Wei Ko
    Institute of Electro optical Science and Engineering, National Cheng Kung University, Tainan, Taiwan
    Appl Opt 51:1540-5. 2012
    ..The tenability of beam shape of light with a wavelength of 1064 nm, which is commonly used in biomedical applications, is also demonstrated...
  5. ncbi request reprint Axially symmetric polarization converters based on photo-aligned liquid crystal films
    Ying Yu Tzeng
    Institute of Electro optical Science and Engineering, National Cheng Kung University, Tainan, Taiwan 701, ROC
    Opt Express 16:3768-75. 2008
    ..Additionally, the spiral degree of the axially symmetric vortical polarization can be controlled by varying the polarization of the pumping light and the simulation results agree well with the experiment...
  6. ncbi request reprint Color cone lasing emission in a dye-doped cholesteric liquid crystal with a single pitch
    C R Lee
    Institute of Electro Optical Science and Engineering and Advanced Optoelectronic Technology Center, National Cheng Kung University, Tainan, Taiwan 701, Republic of China
    Opt Express 17:12910-21. 2009
    ..Simulation results of dispersion relations at different oblique angles using Berreman's 4X4 matrix method agrees closely with experimental results. Some unique and important features of the CCLE are identified and discussed...
  7. doi request reprint Optically-tunable beam steering grating based n azobenzene doped cholesteric liquid crystal
    Hung Chang Jau
    Institute of Electro optic Science and Engineering, National Cheng Kung University, Tainan, Taiwan
    Opt Express 18:17498-503. 2010
    ..Combining the photoisomerization effect with electrical effect, the CLC beam-steering device provides a steering angle of approximately 19 degrees. The tuning is continuous and could be completed within a few seconds...
  8. doi request reprint Measurement of helical twisting power based on axially symmetrical photo-aligned dye-doped liquid crystal film
    Shih Wei Ko
    Institute of Electro optical Science and Engineering, National Cheng Kung University, Tainan, Taiwan 701, ROC
    Opt Express 17:15926-31. 2009
    ..The pitch and helical twisting power can be obtained by measuring the rotation angle of the disclination line in chrial doped liquid crystal. This method is independent of cell gap and provide an error below 0.5%...