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Iam-choon Khoo

    • 8024 Citations
    • 48 h-Index
    1974 …2020

    Research output per year

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    2020

    Reconfiguration of three-dimensional liquid-crystalline photonic crystals by electrostriction

    Guo, D. Y., Chen, C. W., Li, C. C., Jau, H. C., Lin, K. H., Feng, T. M., Wang, C. T., Bunning, T. J., Khoo, I. C. & Lin, T. H., Jan 1 2020, In : Nature Materials. 19, 1, p. 94-101 8 p.

    Research output: Contribution to journal › Article

    3 Scopus citations
    2019

    Extraordinary polarization rotation of vector beams with high-period-number chiral photonic crystals

    Chen, C. W. & Khoo, I. C., Jan 1 2019, In : Optics Letters. 44, 21, p. 5306-5309 4 p.

    Research output: Contribution to journal › Article

    2018

    High-contrast switching and high-efficiency extracting for spontaneous emission based on tunable gap surface plasmon

    Hao, H., Ren, J., Duan, X., Lu, G., Khoo, I. C., Gong, Q. & Gu, Y., Dec 1 2018, In : Scientific reports. 8, 1, 11244.

    Research output: Contribution to journal › Article

    4 Scopus citations

    Normally transparent smart window based on electrically induced instability in dielectrically negative cholesteric liquid crystal

    Chen, C. W., Brigeman, A. N., Ho, T. J. & Khoo, I., Jan 1 2018, In : Optical Materials Express. 8, 3, p. 691-697 7 p.

    Research output: Contribution to journal › Article

    6 Scopus citations

    Polarisation-free and high-resolution holographic grating recording and optical phase conjugation with azo-dye doped blue-phase liquid crystals

    Ho, T. J., Chen, C. W. & Khoo, I. C., Dec 8 2018, In : Liquid Crystals. 45, 13-15, p. 1944-1952 9 p.

    Research output: Contribution to journal › Article

    4 Scopus citations

    Ultrafast switching of optical singularity eigenstates with compact integrable liquid crystal structures

    Liu, Y., Liang, H., Chen, C. W., Xie, X., Hu, W., Chen, P., Wen, J., Zhou, J., Lin, T. H. & Khoo, I. C., Oct 29 2018, In : Optics Express. 26, 22, p. 28818-28826 9 p.

    Research output: Contribution to journal › Article

    4 Scopus citations
    2017

    Large three-dimensional photonic crystals based on monocrystalline liquid crystal blue phases

    Chen, C. W., Hou, C. T., Li, C. C., Jau, H. C., Wang, C. T., Hong, C. L., Guo, D. Y., Wang, C. Y., Chiang, S. P., Bunning, T. J., Khoo, I. C. & Lin, T. H., Dec 1 2017, In : Nature communications. 8, 1, 822.

    Research output: Contribution to journal › Article

    12 Scopus citations

    Slowing sub-picosecond laser pulses with 0.55 mm-thick cholesteric liquid crystal

    Chen, C. W., Guo, X., Ni, X., Lin, T. H. & Khoo, I. C., Jan 1 2017, In : Optical Materials Express. 7, 6, p. 2005-2011 7 p.

    Research output: Contribution to journal › Article

    8 Scopus citations

    Tunable enhanced spontaneous emission in plasmonic waveguide cladded with liquid crystal and low-index metamaterial

    Hao, H., Ren, J., Chen, H., Khoo, I. C., Gu, Y. & Gong, Q., Feb 20 2017, In : Optics Express. 25, 4, p. 3433-3444 12 p.

    Research output: Contribution to journal › Article

    7 Scopus citations
    2016

    A 2D/3D Switchable Directional-backlight Auto-stereoscopic Display Using Polymer Dispersed Liquid Crystal Films

    Chen, H., Liang, H., Lai, W. H., Li, C. C., Wang, J., Zhou, J., Lin, T. H., Khoo, I. & Li, J., Jan 1 2016, In : Journal of Display Technology. PP, 99, 7575699.

    Research output: Contribution to journal › Article

    6 Scopus citations

    All-optical transistor-and diode-action and logic gates based on anisotropic nonlinear responsive liquid crystal

    Wang, C. Y., Chen, C. W., Jau, H. C., Li, C. C., Cheng, C. Y., Wang, C. T., Leng, S. E., Khoo, I. C. & Lin, T. H., Aug 5 2016, In : Scientific reports. 6, 30873.

    Research output: Contribution to journal › Article

    9 Scopus citations

    High efficiency holographic Bragg grating with optically prolonged memory

    Khoo, I. C., Chen, C. W. & Ho, T. J., Oct 26 2016, In : Scientific reports. 6, 36148.

    Research output: Contribution to journal › Article

    11 Scopus citations

    Observation of photorefractive effects in blue-phase liquid crystal containing fullerene-C60

    Khoo, I. C., Chen, C. W. & Ho, T. J., Jan 1 2016, In : Optics Letters. 41, 1, p. 123-126 4 p.

    Research output: Contribution to journal › Article

    10 Scopus citations

    Ultrafast pulse compression, stretching-and-recompression using cholesteric liquid crystals

    Liu, Y., Wu, Y., Chen, C. W., Zhou, J., Lin, T. H. & Khoo, I., May 16 2016, In : Optics Express. 24, 10, p. 10458-10465 8 p.

    Research output: Contribution to journal › Article

    15 Scopus citations
    2015

    Computation of refraction angle in nanosphere dispersed liquid crystal hyperbolic metamaterial: A tutorial

    Pawlik, G., Mitus, A. C. & Khoo, I., Jan 1 2015, In : Nonlinear Optics Quantum Optics. 46, 2-4, p. 309-321 13 p.

    Research output: Contribution to journal › Article

    DC-field-assisted grating formation and nonlinear diffractions in methyl-red dye-doped blue phase liquid crystals

    Khoo, I., Jan 1 2015, In : Optics Letters. 40, 1, p. 60-63 4 p.

    Research output: Contribution to journal › Article

    14 Scopus citations

    Dynamical studies of the mechanisms for optical nonlinearities of methyl-red dye doped blue phase liquid crystals

    Chen, C. W., Lin, T. H. & Khoo, I. C., Aug 24 2015, In : Optics Express. 23, 17, p. 21650-21656 7 p.

    Research output: Contribution to journal › Article

    7 Scopus citations

    Electrically controllable self-assembly for radial alignment of gold nanorods in liquid crystal droplets

    Wang, N., Evans, J. S., Liu, Q., Wang, S., Khoo, I. & He, S., Jan 1 2015, In : Optical Materials Express. 5, 5, p. 1065-1070 6 p.

    Research output: Contribution to journal › Article

    3 Scopus citations

    Lasing properties of a cholesteric liquid crystal containing aggregation-induced-emission material

    Wang, N., Evans, J. S., Mei, J., Zhang, J., Khoo, I. C. & He, S., Dec 28 2015, In : Optics Express. 23, 26, p. 33938-33946 9 p.

    Research output: Contribution to journal › Article

    7 Scopus citations

    Maxwell stress induced flow-deformation and optical nonlinearities in liquid crystals

    Khoo, I. C., Zhao, S., Chen, C. W. & Ho, T. J., Jan 1 2015, In : Progress in Electromagnetics Research. 154, p. 51-63 13 p., A004.

    Research output: Contribution to journal › Article

    2 Scopus citations
    2014

    Active plasmonic, tunable metamaterials and ultrafast nonlinear optics with liquid crystals

    Khoo, I., 2014, In : Digest of Technical Papers - SID International Symposium. 45, 1, p. 484-487 4 p.

    Research output: Contribution to journal › Article

    Enhanced optical tuning of modified-geometry resonators clad in blue phase liquid crystals

    Ptasinski, J., Khoo, I. C. & Fainman, Y., Sep 15 2014, In : Optics Letters. 39, 18, p. 5435-5438 4 p.

    Research output: Contribution to journal › Article

    7 Scopus citations

    Liquid crystal hyperbolic metamaterial for wide-angle negative-positive refraction and reflection

    Pawlik, G., Tarnowski, K., Walasik, W., Mitus, A. C. & Khoo, I. C., Apr 1 2014, In : Optics Letters. 39, 7, p. 1744-1747 4 p.

    Research output: Contribution to journal › Article

    28 Scopus citations

    Multiple time scales optical nonlinearities of liquid crystals for optical-terahertz-microwave applications

    Khoo, I. C. & Zhao, S., Jan 1 2014, In : Progress in Electromagnetics Research. 147, p. 37-56 20 p.

    Research output: Contribution to journal › Article

    11 Scopus citations

    Nonlinear optics of nematic and blue phase liquid crystals

    Khoo, I. C., Chen, C. W., Hong, K. L., Lin, T. H. & Zhao, S., May 3 2014, In : Molecular crystals and liquid crystals. 594, 1, p. 31-41 11 p.

    Research output: Contribution to journal › Article

    18 Scopus citations

    Optics and photonics of Taiwan international conference: Introduction by the feature editors

    Fuh, A. Y. G., Khoo, I. C., Lin, T. H., Huang, Y. P., Chien, L. C., Chigrinov, V. G. & Yang, T. H., Aug 1 2014, In : Applied Optics. 22, p. DT1-DT5

    Research output: Contribution to journal › Article

    Passive temperature stabilization of silicon photonic devices using liquid crystals

    Ptasinski, J., Khoo, I. C. & Fainman, Y., Jan 1 2014, In : Materials. 7, 3, p. 2229-2241 13 p.

    Research output: Contribution to journal › Article

    11 Scopus citations
    2013

    Blue-phase liquid crystal cored optical fiber array with photonic bandgaps and nonlinear transmission properties

    Khoo, I. C., Hong, K. L., Zhao, S., Ma, D. & Lin, T. H., Feb 25 2013, In : Optics Express. 21, 4, p. 4319-4327 9 p.

    Research output: Contribution to journal › Article

    34 Scopus citations

    Direct femtosecond pulse compression with miniature-sized Bragg cholesteric liquid crystal

    Song, L., Fu, S., Liu, Y., Zhou, J., Chigrinov, V. G. & Khoo, I. C., Dec 1 2013, In : Optics Letters. 38, 23, p. 5040-5042 3 p.

    Research output: Contribution to journal › Article

    24 Scopus citations

    Frequency-controlled routing of self-confined beams in nematic liquid crystals

    Piccardi, A., Alberucci, A., Buchnev, O., Kaczmarek, M., Khoo, I. C. & Assanto, G., May 1 2013, In : Molecular crystals and liquid crystals. 573, 1, p. 26-33 8 p.

    Research output: Contribution to journal › Article

    1 Scopus citations

    Mode recombination and alternation of surface plasmons in anisotropic mediums

    Luo, R., Gu, Y., Li, X., Wang, L., Khoo, I. & Gong, Q., Jan 7 2013, In : Applied Physics Letters. 102, 1, 011117.

    Research output: Contribution to journal › Article

    13 Scopus citations

    Optical tuning of silicon photonic structures with nematic liquid crystal claddings

    Ptasinski, J., Kim, S. W., Pang, L., Khoo, I. C. & Fainman, Y., Jun 15 2013, In : Optics Letters. 38, 12, p. 2008-2010 3 p.

    Research output: Contribution to journal › Article

    31 Scopus citations

    Temperature dependence of refractive index in blue phase liquid crystals

    Chen, C. W., Jau, H. C., Lee, C. H., Li, C. C., Hou, C. T., Wu, C. W., Lin, T. H. & Khoo, I., Jul 26 2013, In : Optical Materials Express. 3, 5, p. 527-532 6 p.

    Research output: Contribution to journal › Article

    28 Scopus citations
    2012

    Frequency-controlled deflection of spatial solitons in nematic liquid crystals

    Piccardi, A., Alberucci, A., Buchnev, O., Kaczmarek, M., Choon Khoo, I. & Assanto, G., Aug 20 2012, In : Applied Physics Letters. 101, 8, 081112.

    Research output: Contribution to journal › Article

    9 Scopus citations

    Infrared cylindrical cloak in nanosphere dispersed liquid crystal metamaterial

    Pawlik, G., Tarnowski, K., Walasik, W., Mitus, A. C. & Khoo, I., Jun 1 2012, In : Optics Letters. 37, 11, p. 1847-1849 3 p.

    Research output: Contribution to journal › Article

    32 Scopus citations

    Light-driven tunable dual-band plasmonic absorber using liquid-crystal-coated asymmetric nanodisk array

    Zhao, Y., Hao, Q., Ma, Y., Lu, M., Zhang, B., Lapsley, M., Khoo, I. C. & Jun Huang, T., Jan 30 2012, In : Applied Physics Letters. 100, 5, 053119.

    Research output: Contribution to journal › Article

    60 Scopus citations

    Nonlinear optical grating diffraction in dye-doped blue-phase liquid crystals

    Khoo, I. C. & Lin, T. H., Aug 1 2012, In : Optics Letters. 37, 15, p. 3225-3227 3 p.

    Research output: Contribution to journal › Article

    31 Scopus citations

    On cloaking effect in nanosphere dispersed liquid crystal metamaterial

    Pawlik, G., Walasik, W., Jarema, M., Mitus, A. C. & Khoo, I. C., Dec 1 2012, In : Nonlinear Optics Quantum Optics. 45, 1-2, p. 53-69 17 p.

    Research output: Contribution to journal › Article

    1 Scopus citations

    Random lasing in blue phase liquid crystals

    Chen, C. W., Jau, H. C., Wang, C. T., Lee, C. H., Khoo, I. & Lin, T. H., Oct 8 2012, In : Optics Express. 20, 21, p. 23978-23984 7 p.

    Research output: Contribution to journal › Article

    63 Scopus citations

    Temperature dependence of refractive index gradient in nanosphere dispersed liquid crystal (NDLC) metamaterial at infrared frequencies: Monte Carlo study

    Pawlik, G., Walasik, W., Jarema, M., Mitus, A. C. & Khoo, I. C., Aug 2012, In : Optical Materials. 34, 10, p. 1656-1659 4 p.

    Research output: Contribution to journal › Article

    6 Scopus citations
    2011

    All-optical modulation of localized surface plasmon coupling in a hybrid system composed of photoswitchable gratings and au nanodisk arrays

    Liu, Y. J., Zheng, Y. B., Liou, J., Chiang, I. K., Khoo, I. C. & Huang, T. J., Apr 21 2011, In : Journal of Physical Chemistry C. 115, 15, p. 7717-7722 6 p.

    Research output: Contribution to journal › Article

    52 Scopus citations

    Extreme nonlinear optics of nematic liquid crystals [Invited]

    Khoo, I., Jan 1 2011, In : Journal of the Optical Society of America B: Optical Physics. 28, 12, p. A45-A55

    Research output: Contribution to journal › Article

    26 Scopus citations

    Frequency-addressed tunable transmission in optically thin metallic nanohole arrays with dual-frequency liquid crystals

    Hao, Q., Zhao, Y., Juluri, B. K., Kiraly, B., Liou, J., Khoo, I. & Huang, T. J., Apr 15 2011, In : Journal of Applied Physics. 109, 8, 084340.

    Research output: Contribution to journal › Article

    32 Scopus citations

    High contrast modulation of plasmonic signals using nanoscale dual-frequency liquid crystals

    Smalley, J. S. T., Zhao, Y., Nawaz, A. A., Hao, Q., Ma, Y., Khoo, I. C. & Huang, T. J., Aug 1 2011, In : Optics Express. 19, 16, p. 15265-15274 10 p.

    Research output: Contribution to journal › Article

    22 Scopus citations

    Large gradients of refractive index in nanosphere dispersed liquid crystal metamaterial with inhomogeneous anchoring: Monte Carlo study

    Pawlik, G., Walasik, W., Mitus, A. C. & Khoo, I. C., Jul 2011, In : Optical Materials. 33, 9, p. 1459-1463 5 p.

    Research output: Contribution to journal › Article

    18 Scopus citations

    Large spectral tunability of narrow geometric resonances of periodic arrays of metallic nanoparticles in a nematic liquid crystal

    Li, J., Ma, Y., Gu, Y., Khoo, I. & Gong, Q., May 23 2011, In : Applied Physics Letters. 98, 21, 213101.

    Research output: Contribution to journal › Article

    23 Scopus citations

    Multiple-time-scale dynamic studies of nonlinear transmission of pulsed lasers in a multiphoton-absorbing organic material

    Khoo, I. & Diaz, A., Jul 1 2011, In : Journal of the Optical Society of America B: Optical Physics. 28, 7, p. 1702-1710 9 p.

    Research output: Contribution to journal › Article

    14 Scopus citations

    Polarization-independent dual-band infrared perfect absorber based on a metal-dielectric-metal elliptical nanodisk array

    Zhang, B., Zhao, Y., Hao, Q., Kiraly, B., Khoo, I. C., Chen, S. & Huang, T. J., Aug 1 2011, In : Optics Express. 19, 16, p. 15221-15228 8 p.

    Research output: Contribution to journal › Article

    220 Scopus citations

    Ultrafast all-optical switching with transparent and absorptive nematic liquid crystals-implications in tunable metamaterials

    Khoo, I. C., Liou, J., Stinger, M. V. & Zhao, S., 2011, In : Molecular crystals and liquid crystals. 543, p. 151/[917]-159/[925]

    Research output: Contribution to journal › Article

    6 Scopus citations
    2010

    A frequency-addressed plasmonic switch based on dual-frequency liquid crystals

    Liu, Y. J., Hao, Q., Smalley, J. S. T., Liou, J., Khoo, I. C. & Huang, T. J., Aug 30 2010, In : Applied Physics Letters. 97, 9, 091101.

    Research output: Contribution to journal › Article

    84 Scopus citations