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Wei-Cheng Lai
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On-chip methane sensing by near-IR absorption signatures in a photonic crystal slot waveguide
WC Lai, S Chakravarty, X Wang, C Lin, RT Chen
Optics letters 36 (6), 984-986, 2011
2422011
Electro-optic polymer infiltrated silicon photonic crystal slot waveguide modulator with 23 dB slow light enhancement
CY Lin, X Wang, S Chakravarty, BS Lee, W Lai, J Luo, AKY Jen, RT Chen
Applied Physics Letters 97 (9), 2010
1512010
Silicon nano-membrane based photonic crystal microcavities for high sensitivity bio-sensing
WC Lai, S Chakravarty, Y Zou, RT Chen
Optics letters 37 (7), 1208-1210, 2012
1482012
Photonic crystal slot waveguide absorption spectrometer for on-chip near-infrared spectroscopy of xylene in water
WC Lai, S Chakravarty, X Wang, C Lin, RT Chen
Applied Physics Letters 98 (2), 2011
1262011
Slow light enhanced sensitivity of resonance modes in photonic crystal biosensors
WC Lai, S Chakravarty, Y Zou, Y Guo, RT Chen
Applied physics letters 102 (4), 2013
1062013
Multiplexed specific label-free detection of NCI-H358 lung cancer cell line lysates with silicon based photonic crystal microcavity biosensors
S Chakravarty, WC Lai, Y Zou, HA Drabkin, RM Gemmill, GR Simon, ...
Biosensors and Bioelectronics 43, 50-55, 2013
1022013
Slow light engineering for high Q high sensitivity photonic crystal microcavity biosensors in silicon
S Chakravarty, Y Zou, WC Lai, RT Chen
Biosensors and Bioelectronics 38 (1), 170-176, 2012
992012
Cavity-waveguide coupling engineered high sensitivity silicon photonic crystal microcavity biosensors with high yield
Y Zou, S Chakravarty, DN Kwong, WC Lai, X Xu, X Lin, A Hosseini, ...
IEEE Journal of Selected Topics in Quantum Electronics 20 (4), 171-180, 2013
732013
Grating-coupled silicon-on-sapphire integrated slot waveguides operating at mid-infrared wavelengths
Y Zou, H Subbaraman, S Chakravarty, X Xu, A Hosseini, WC Lai, P Wray, ...
Optics letters 39 (10), 3070-3073, 2014
692014
Wideband group velocity independent coupling into slow light silicon photonic crystal waveguide
CY Lin, X Wang, S Chakravarty, BS Lee, WC Lai, RT Chen
Applied Physics Letters 97 (18), 2010
692010
Multiplexed detection of xylene and trichloroethylene in water by photonic crystal absorption spectroscopy
WC Lai, S Chakravarty, Y Zou, RT Chen
Optics letters 38 (19), 3799-3802, 2013
622013
Methods to array photonic crystal microcavities for high throughput high sensitivity biosensing on a silicon-chip based platform
Y Zou, S Chakravarty, WC Lai, CY Lin, RT Chen
Lab on a Chip 12 (13), 2309-2312, 2012
582012
Flexible single-crystal silicon nanomembrane photonic crystal cavity
X Xu, H Subbaraman, S Chakravarty, A Hosseini, J Covey, Y Yu, ...
Acs Nano 8 (12), 12265-12271, 2014
452014
Coupling loss minimization of slow light slotted photonic crystal waveguides using mode matching with continuous group index perturbation
CY Lin, AX Wang, WC Lai, JL Covey, S Chakravarty, RT Chen
Optics letters 37 (2), 232-234, 2012
292012
Review of design principles of 2D photonic crystal microcavity biosensors in silicon and their applications
S Chakravarty, X Chen, N Tang, WC Lai, Y Zou, H Yan, RT Chen
Frontiers of Optoelectronics 9, 206-224, 2016
212016
Silicon chip based near-infrared and mid-infrared optical spectroscopy for volatile organic compound sensing
Y Zou, S Chakravarty, X Xu, W Lai, RT Chen
2014 Conference on Lasers and Electro-Optics (CLEO)-Laser Science to …, 2014
72014
Comparative sensitivity analysis of integrated optical waveguides for near-infrared volatile organic compounds with 1ppb detection
WC Lai, Y Zou, S Chakravarty, L Zhu, RT Chen
Silicon Photonics IX 8990, 202-207, 2014
62014
Group velocity independent coupling into slow light photonic crystal waveguide on silicon nanophotonic integrated circuits
CY Lin, X Wang, S Chakravarty, WC Lai, BS Lee, RT Chen
Optoelectronic Interconnects and Component Integration XI 7944, 139-145, 2011
62011
Integrated strip and slot waveguides in silicon-on-sapphire for mid infrared VOC detection in water
Y Zou, H Subbaraman, S Chakravarty, X Xu, A Hosseini, WC Lai, ...
Silicon Photonics IX 8990, 196-201, 2014
42014
High yield silicon photonic crystal microcavity biosensors with 100fM detection limit
Y Zou, S Chakravarty, WC Lai, CC Hsieh, RT Chen
Frontiers in Biological Detection: From Nanosensors to Systems V 8570, 57-63, 2013
42013
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