Iam-Choon Khoo
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Explore the profile of Iam-Choon Khoo including associated specialties, affiliations and a list of published articles.
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9
Citations
68
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Recent Articles
1.
Chen C, Hou C, Li C, Jau H, Wang C, Hong C, et al.
Nat Commun
. 2017 Sep;
8(1):727.
PMID: 28959009
Although there have been intense efforts to fabricate large three-dimensional photonic crystals in order to realize their full potential, the technologies developed so far are still beset with various material...
2.
Ptasinski J, Khoo I, Fainman Y
Materials (Basel)
. 2017 Aug;
7(3):2229-2241.
PMID: 28788565
In this work we explore the negative thermo-optic properties of liquid crystal claddings for passive temperature stabilization of silicon photonic integrated circuits. Photonic circuits are playing an increasing role in...
3.
Wang C, Chen C, Jau H, Li C, Cheng C, Wang C, et al.
Sci Rep
. 2016 Aug;
6:30873.
PMID: 27491391
In this paper, we show that anisotropic photosensitive nematic liquid crystals (PNLC) made by incorporating anisotropic absorbing dyes are promising candidates for constructing all-optical elements by virtue of the extraordinarily...
4.
Wang N, Evans J, Mei J, Zhang J, Khoo I, He S
Opt Express
. 2016 Feb;
23(26):33938-46.
PMID: 26832052
We demonstrate band edge lasing action from a cholesteric liquid crystal (CLC) containing an aggregation-induced-emission (AIE) dye as gain material. AIE materials do not suffer aggregation-caused quenching, have strong resistance...
5.
Ptasinski J, Khoo I, Fainman Y
Opt Lett
. 2015 Oct;
39(18):5435-8.
PMID: 26466291
Active optical tuning of silicon racetrack resonators clad in dye-doped blue phase liquid crystals (BPLCs) is experimentally demonstrated. An adiabatic racetrack resonator geometry that allows for enhanced tuning is presented...
6.
Ptasinski J, Kim S, Pang L, Khoo I, Fainman Y
Opt Lett
. 2013 Aug;
38(12):2008-10.
PMID: 23938959
An analysis of and experimental demonstration of active optical tuning of silicon strip waveguides with methyl red doped nematic liquid crystal claddings is presented. Under low-power irradiation by polarized light,...
7.
Smalley J, Zhao Y, Nawaz A, Hao Q, Ma Y, Khoo I, et al.
Opt Express
. 2011 Sep;
19(16):15265-74.
PMID: 21934890
We have designed and simulated a dual-frequency liquid crystal (DFLC) based plasmonic signal modulator capable of achieving over 15 dB modulation depth. The voltage-controlled DFLC is combined with a groove...
8.
Zhang B, Zhao Y, Hao Q, Kiraly B, Khoo I, Chen S, et al.
Opt Express
. 2011 Sep;
19(16):15221-8.
PMID: 21934885
We have designed and fabricated a dual-band plasmonic absorber in the near-infrared by employing a three-layer structure comprised of an elliptical nanodisk array on top of thin dielectric and metallic...
9.
Werner D, Kwon D, Khoo I, Kildishev A, Shalaev V
Opt Express
. 2009 Jun;
15(6):3342-7.
PMID: 19532575
Near-infrared metamaterials that possess a reconfigurable index of refraction from negative through zero to positive values are presented. Reconfigurability is achieved by cladding thin layers of liquid crystal both as...