• 8024 Citations
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1974 …2020

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2019

Towards wireless addressable optoelectronic implants for large-scale optogenetics

Gougheri, H. S., Jia, Y., Chen, J., Khoo, I., Giebink, N. C. & Kiani, M., Jan 1 2019, 2019 IEEE International Symposium on Circuits and Systems, ISCAS 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8702343. (Proceedings - IEEE International Symposium on Circuits and Systems; vol. 2019-May).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations
2017

Femtoseconds-picoseconds nonlinear optics with nearly-mm thick cholesteric liquid crystals

Khoo, I. C., Chen, C. W., Ho, T. J. & Lin, T. H., Jan 1 2017, Emerging Liquid Crystal Technologies XII 2017. Chien, L-C. (ed.). SPIE, 1012507. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10125).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations

Liquid crystal-modulated spontaneous emission via plasmonic waveguide cladded with low index metamaterials

Hao, H., Gu, Y., Ren, J., Khoo, I. C., Lu, G. & Gong, Q., Oct 25 2017, 2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 1-2 2 p. (2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings; vol. 2017-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Liquid crystal-modulated spontaneous emission via plasmonic waveguide cladded with low index metamaterials

Hao, H., Gu, Y., Ren, J., Khoo, I., Lu, G. & Gong, Q., Jan 1 2017, CLEO: Science and Innovations, CLEO_SI 2017. OSA - The Optical Society, (Optics InfoBase Conference Papers; vol. Part F41-CLEO_SI 2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Liquid crystals XXI

Khoo, I., Jan 1 2017, Liquid Crystals XXI. Khoo, I. C. (ed.). SPIE, 1036101. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10361).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Normally transparent liquid-crystal smart glass for augmented reality head-up displays

Chen, C. W., Ho, T. J. & Khoo, I., Jan 1 2017, Frontiers in Optics, FiO 2017. OSA - The Optical Society, Vol. Part F66-FiO 2017.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Observation of new mechanism for slowing femtosecond pulses by liquid-crystalline chiral photonic crystals

Chen, C. W., Guo, X., Ni, X. & Khoo, I., Jan 1 2017, Frontiers in Optics, FiO 2017. OSA - The Optical Society, Vol. Part F66-FiO 2017.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Self-Assembly in chiral nematic liquid crystal

Evans, J., Wang, N., Khoo, I. C. & He, S., Jan 1 2017, Liquid Crystals XXI. Khoo, I. C. (ed.). SPIE, 1036103. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10361).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Simultaneous high-contrast switching and high-efficiency routing for spontaneous emission

Hao, H., Ren, J., Duan, X., Gu, Y., Khoo, I., Lu, G. & Gong, Q., Jan 1 2017, Frontiers in Optics, FiO 2017. OSA - The Optical Society, Vol. Part F66-FiO 2017.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2015

New Nonlinear Optics Possibilities with Blue Phase Liquid Crystals

Khoo, I. C., Ho, T. J., Chen, C. W. & Lin, T. H., Jan 1 2015, Nonlinear Optics, NLO 2015. Optical Society of America (OSA), NTu3A.5. (Nonlinear Optics, NLO 2015).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2014

Enhanced modulation of spontaneous emission via gap plasmon with low index metamaterials and liquid crystal

He, H., Gu, Y., Ren, J., Chen, H., Khoo, I. C. & Gong, Q., Jul 21 2014, Frontiers in Optics, FiO 2016. OSA - The Optical Society, (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Liquid crystal claddings for passive temperature stabilization of silicon photonics

Ptasinski, J. N., Khoo, I. C. & Fainman, Y., Jan 1 2014, Liquid Crystals XVIII. Khoo, I. C. (ed.). SPIE, 91820W. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 9182).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Liquid crystal-modulated spontaneous emission via plasmonic waveguide cladded with low index metamaterials

He, H., Gu, Y., Ren, J., Chen, H., Khoo, I. C. & Gong, Q., Jul 21 2014, Frontiers in Optics, FiO 2016. OSA - The Optical Society, (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nematic liquid crystals for temperature stabilization of silicon photonics

Ptasinski, J., Khoo, I. & Fainman, Y., Jan 1 2014, Advanced Photonics for Communications - Photonics in Switching, PS 2014. Optical Society of American (OSA), (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nematic liquid crystals for temperature stabilization of silicon photonics

Ptasinski, J., Khoo, I. C. & Fainman, Y., Jan 1 2014, Integrated Photonics Research, Silicon and Nanophotonics, IPRSN 2014. Optical Society of American (OSA), (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nematic liquid crystals for temperature stabilization of silicon photonics

Ptasinski, J., Khoo, I. C. & Fainman, Y., Jan 1 2014, Photonic Networks and Devices 2014. Optical Society of American (OSA), (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nematic liquid crystals for temperature stabilization of silicon photonics

Ptasinski, J., Khoo, I. & Fainman, Y., Jan 1 2014, Advanced Photonics for Communications - Signal Processing in Photonic Communications, SPPCom 2014. Optical Society of American (OSA), (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Transient responses of liquid crystals for optical switching with microseconds - Nanoseconds response speed

Zhao, S., Hong, K. L. & Khoo, I. C., Jan 1 2014, Liquid Crystals XVIII. Khoo, I. C. (ed.). SPIE, 91820U. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 9182).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2013

Active electrical and optical tuning of silicon photonic devices with liquid crystals

Ptasinski, J. N., Kim, S. W., Pang, L., Khoo, I. C. & Fainman, Y., Nov 4 2013, Liquid Crystals XVII. 882813. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 8828).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

K-vector angular correlations in negative refraction for TM polarization in nanosphere dispersed liquid crystal (NDLC) metamaterial

Pawlik, G., Walasik, W., Tarnowski, K., Mitus, A. C. & Khoo, I., Dec 16 2013, Optics and Photonics for Counterterrorism, Crime Fighting and Defence IX; and Optical Materials and Biomaterials in Security and Defence Systems Technology X. 890111. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 8901).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Lasing effect in blue phase liquid crystal

Lin, T. H., Chen, C. W., Jau, H. C., Lee, C. H., Wang, C. T., Wu, C. W., Huang, H. P. & Khoo, I., Nov 4 2013, Liquid Crystals XVII. 882808. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 8828).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations

Negative refraction for TM polarization in nanosphere dispersed liquid crystal (NDLC) metamaterial

Pawlik, G., Walasik, W., Tarnowski, K., Mitus, A. C. & Khoo, I., Nov 4 2013, Liquid Crystals XVII. 88280E. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 8828).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations

Optical tuning of nematic liquid crystal claddings for chip scale photonic circuits

Ptasinski, J. N., Kim, W., Pang, L., Khoo, I. & Fainman, Y., Jan 1 2013, 2013 IEEE Avionics, Fiber-Optics and Photonics Technology Conference, AVFOP 2013. IEEE Computer Society, p. 63-64 2 p. 6661624. (2013 IEEE Avionics, Fiber-Optics and Photonics Technology Conference, AVFOP 2013).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2012

Cylindrical cloak design in layered nanosphere dispersed liquid crystal metamaterial

Pawlik, G., Walasik, W., Jarema, M., Mitus, A. C. & Khoo, I., Jul 11 2012, Metamaterials VII. 84231E. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 8423).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Optimization of cloak effect in nanosphere dispersed liquid crystal metamaterial

Pawlik, G., Walasik, W., Jarema, M., Mitus, A. C. & Khoo, I., Dec 1 2012, Liquid Crystals XVI. 847508. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 8475).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations
2011

Liquid crystals nonlinear optics CW to femtoseconds all-optical signal processing

Khoo, I. C., Huang, J., Liou, J., Ma, Y. & Zhou, S., Sep 1 2011, 2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011. 5950668. (2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Liquid crystals nonlinear optics-CW to femtoseconds all-optical signal processing

Khoo, I. C., Huang, J., Liou, J., Ma, Y. & Zhou, S., Dec 1 2011, CLEO: Science and Innovations, CLEO_SI 2011. (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Liquid-crystals-plasmonics for ultrafast broadband all-optical switching

Khoo, I. C., Huang, J., Zhou, S., Liou, J., Hong, K. L. & Ma, Y., Dec 1 2011, Liquid-Crystal Materials - Beyond Displays. p. 23-31 9 p. (Materials Research Society Symposium Proceedings; vol. 1293).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Scopus citations

Toward cloaking in nanosphere dispersed liquid crystal (NDLC) metamaterial

Pawlik, G., Salejda, W., Tarnowski, K., Walasik, W., Mitus, A. C. & Khoo, I. C., Oct 12 2011, Liquid Crystals XV. 81140G. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 8114).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Scopus citations

Towards cylindrical cloak in nanosphere dispersed liquid crystal metamaterial

Pawlik, G., Walasik, W., Jarema, M., Mitus, A. C. & Khoo, I., Jun 27 2011, Metamaterials VI. Vol. 8070. 80700Q

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Scopus citations
2010

Field, temperature, and anchoring induced inhomogeneous index distribution of a nano-dispersed nematic liquid crystal near the Freedericksz transition: Monte Carlo studies

Pawlik, G., Walasik, W., Mitus, A. C. & Khoo, I., Oct 22 2010, Liquid Crystals XIV. 77750K. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7775).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Scopus citations

Modulation of refractive index caused by amplitude variation and heterogeneity of anchoring forces in nanosphere-doped liquid crystal metamaterial: Monte Carlo analysis

Pawlik, G., Jarema, M., Walasik, W., Mitus, A. C. & Khoo, I. C., Apr 1 2010, Metamaterials V. SPIE, 77111M. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7711).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations
2009

Extremely nonlinear nano-dispersed organic liquids for multiple time scale passive optical switching applications

Khoo, I. C., Diaz, A., Liou, J., Stinger, M., Huang, J. & Ma, Y., Dec 29 2009, 2009 IEEE LEOS Annual Meeting Conference Proceedings, LEOS '09. p. 391-392 2 p. 5343280. (Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2008

Anisotropic liquid crystals for tunable optical negative-index metamaterials

Wang, X., Kwon, D. H., Werner, D. H. & Khoo, I. C., Nov 13 2008, 2008 IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, APSURSI. 4619734. (2008 IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, APSURSI).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Extremely nonlinear nano-modified liquid and liquid crystal optical meta-materials

Khoo, I. C., Diaz, A., Liou, J., Stinger, M., Park, J. H., Huang, J. & Ma, Y., Dec 1 2008, 21st Annual Meeting of the IEEE Lasers and Electro-Optics Society, LEOS 2008. p. 661-662 2 p. 4688792. (Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nonlinear liquid crystal nano-metamaterials

Diaz, A., Kubo, S., Kwon, D. H., Park, J., Werner, D. H., Mallouk, T. E. & Khoo, I., Sep 1 2008, 2008 IEEE/LEOS Winter Topical Meeting Series. p. 94-95 2 p. 4444416. (2008 IEEE/LEOS Winter Topical Meeting Series).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Refractive index engineering of liquid crystals with nano-particulates

Diaz, A., Ma, Y., Huang, J., Liou, J., Park, J. H. & Khoo, I. C., Nov 12 2008, Liquid Crystals XII. 705013. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7050).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations
2007

Dynamic polarization switching and stimulated orientational scattering in nematic liquid crystals

Stinger, M. V., Diaz, A., Liou, J. D. & Khoo, I., Dec 1 2007, Liquid Crystals XI. Vol. 6654. 66540S

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Finite difference time domain analysis for measuring transmission and reflection coefficients in negative index materials

Park, J. H. & Khoo, I., Dec 1 2007, 2007 International Conference on Numerical Simulation of Semiconductor Optoelectronic Devices - NUSOD'07. p. 49-50 2 p. 4349018. (2007 International Conference on Numerical Simulation of Semiconductor Optoelectronic Devices - NUSOD'07).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Liquid crystal clad metamaterial with a tunable negative-zero-positive index of refraction

Kwon, D. H., Werner, D. H., Khoo, I., Kildishev, A. V. & Shalaev, V. M., Dec 1 2007, 2007 IEEE Antennas and Propagation Society International Symposium, AP-S. p. 2881-2884 4 p. 4396137. (IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Liquid crystalline nonlinear optical metamaterials with low-loss tunable negative-zero-positive refractive indices

Khoo, I. C., Diaz, A., Kwon, D. H. & Werner, D. H., Dec 1 2007, Liquid Crystals and Applications in Optics. 658702. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 6587).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations

Liquid crystalline supra-nonlinear optical metamaterials with tunable negative-, zero-and positive-refractive indices

Khoo, I., Diaz, A., Kwon, D. H. & Werner, D. H., Jan 1 2007, Nonlinear Optics: Materials, Fundamentals and Applications, NLO 2007. Optical Society of America, (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nano-dispersed liquid crystal tunable negative-zero-positive index metamaterials

Liang, X., Weiner, B., Werner, D. H. & Khoo, I. C., Dec 1 2007, 2007 IEEE Antennas and Propagation Society International Symposium, AP-S. p. 3408-3411 4 p. 4396269. (IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nanosecond - Cw visible-IR all-optical switching and nonlinear transmission with a nonlinear organic optical liquid in bulk and guided wave geometry

Khoo, I., Diaz, A., Liou, J., Park, J. H., Stinger, M., Webster, S. & Van Stryland, E. W., Dec 1 2007, 2007 Digest of the IEEE/LEOS Summer Topical Meetings. p. 204-205 2 p. 4288404. (LEOS Summer Topical Meeting).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nanosecond - cw visible-IR all-optical switching and nonlinear transmission with nonlinear organic optical liquids and liquid crystals

Khoo, I., Diaz, A., Liou, J., Park, J. H., Stinger, M., Kubo, S. & Mallouk, T. E., Dec 1 2007, Liquid Crystals XI. 66540D. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 6654).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nano-spheres dispersed liquid crystal supra-nonlinear negative-zero- positive index metamaterials

Khoo, I. & Diaz, A., Apr 30 2007, Organic Photonic Materials and Devices IX. 64700P. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 6470).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Nano-spheres dispersed nematic liquid crystals for broadband tunable negative-zero-positive index materials

Khoo, I. & Diaz, A., Jan 1 2007, Quantum Electronics and Laser Science Conference, QELS 2007. Optical Society of America, (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nano-spheres dispersed nematic liquid crystals for broadband tunable negative-zero-positive index materials

Khoo, I. & Diaz, A., Dec 1 2007, 2007 Quantum Electronics and Laser Science Conference, QELS. 4431632

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nonlinear dye-doped liquid crystals for fast and broadband CW and long-pulse laser power control and switching

Liou, J. D., Park, J. H., Stinger, M. V., Diaz, A., Huang, J. & Khoo, I., Dec 1 2007, Liquid Crystals XI. 66540T. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 6654).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Tunable liquid crystalline negative-, Zero-, and positive index meta-materials

Khoo, I., Diaz, A., Kwon, D., Werner, D. H., Kubo, S. & Mallouk, T. E., 2007, IDW '07 - Proceedings of the 14th International Display Workshops. Vol. 3. p. 1491-1494 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution