Choo, Hyuck

Article from CaltechAUTHORS

• Assumpcao, Daniel and Siddique, Radwanul Hasan, et el. (2024) Bioinspired Nanophotonic Angle-Independent and Ultralarge Light Dispersion Allowing Simultaneous Near-Infrared-Spectroscopy and Visible-Imaging; ACS Photonics; 10.1021/acsphotonics.3c01588
• Lee, Hyeongwoo and Koo, Yeonjeong, et el. (2023) All-optical control of high-purity trions in nanoscale waveguide; Nature Communications; Vol. 14; 1891; PMCID PMC10097695; 10.1038/s41467-023-37481-1
• Narasimhan, Vinayak and Siddique, Radwanul Hasan, et el. (2022) Glasswing-Butterfly-Inspired Multifunctional Scleral Lens and Smartphone Raman Spectrometer for Point-of-Care Tear Biomarker Analysis; Advanced Science; Vol. 10; No. 5; Art. No. 2205113; 10.1002/advs.202205113
• Lee, Hyeongwoo and Koo, Yeonjeong, et el. (2022) Drift-dominant exciton funneling and trion conversion in 2D semiconductors on the nanogap; Science Advances; Vol. 8; No. 5; Art. No. eabm5236; PMCID PMC8816338; 10.1126/sciadv.abm5236
• Assumpcao, Daniel R. and Siddique, Radwanul Hasan, et el. (2021) Landau-damping-induced limits to light–matter interactions in sub-10-nm planar plasmonic nanocavities; Optics Express; Vol. 29; No. 24; 39801-39810; 10.1364/oe.443340
• Kumar, Shailabh and Park, Haeri, et el. (2020) Overcoming evanescent field decay using 3D-tapered nanocavities for on-chip targeted molecular analysis; Nature Communications; Vol. 11; Art. No. 2930; PMCID PMC7287113; 10.1038/s41467-020-16813-5
• Narasimhan, Vinayak and Siddique, Radwanul Hasan, et el. (2020) Bioinspired Disordered Flexible Metasurfaces for Human Tear Analysis Using Broadband Surface-Enhanced Raman Scattering; ACS Omega; Vol. 5; No. 22; 12915-12922; PMCID PMC7288574; 10.1021/acsomega.0c00677
• Siddique, Radwanul Hasan and Kumar, Shailabh, et el. (2019) Aluminum Metasurface with Hybrid Multipolar Plasmons for 1000-Fold Broadband Visible Fluorescence Enhancement and Multiplexed Biosensing; ACS Nano; Vol. 13; No. 12; 13775-13783; 10.1021/acsnano.9b02926
• Narasimhan, Vinayak and Siddique, Radwanul Hasan, et el. (2019) Enhanced broadband fluorescence detection of nucleic acids using multipolar gap-plasmons on biomimetic Au metasurfaces; Nanoscale; Vol. 11; No. 29; 13750-13757; 10.1039/c9nr03178b
• Lee, Jeong Oen and Narasimhan, Vinayak, et el. (2019) Fabry-Pérot optical sensor and portable detector for monitoring high-resolution ocular hemodynamics; IEEE Photonics Technology Letters; Vol. 31; No. 6; 423-426; PMCID PMC6879107; 10.1109/lpt.2019.2896840
• Yang, Daejong and Afroosheh, Sajjad, et el. (2018) Glucose Sensing Using Surface-Enhanced Raman-Mode Constraining; Analytical Chemistry; Vol. 90; No. 24; 14269-14278; 10.1021/acs.analchem.8b03420
• Yang, Kathleen L. and Lee, Jeong Oen, et el. (2018) Can Raman Shift Be Used To Characterize the Mechanical Property of Graphene?; Journal of Physical Chemistry C; Vol. 122; No. 42; 24467-24474; 10.1021/acs.jpcc.8b07996
• Assumpcao, Daniel and Kumar, Shailabh, et el. (2018) High-performance flexible metal-on-silicon thermocouple; Scientific Reports; Vol. 8; Art. No. 13725; PMCID PMC6137040; 10.1038/s41598-018-32169-9
• Song, Kwangsun and Kim, Juho, et el. (2018) Flexible-Device Injector with a Microflap Array for Subcutaneously Implanting Flexible Medical Electronics; Advanced Healthcare Materials; Vol. 7; No. 15; Art. No. 1800419; PMCID PMC9035141; 10.1002/adhm.201800419
• Narasimhan, Vinayak and Siddique, Radwanul Hasan, et el. (2018) Multifunctional biophotonic nanostructures inspired by the longtail glasswing butterfly for medical devices; Nature Nanotechnology; Vol. 13; No. 6; 512-519; PMCID PMC5992053; 10.1038/s41565-018-0111-5
• Han, Samuel J. and Park, Haeri, et el. (2018) Effect of optical aberrations on intraocular pressure measurements using a microscale optical implant in ex vivo rabbit eyes; Journal of Biomedical Optics; Vol. 23; No. 4; Art. No. 047002; 10.1117/1.JBO.23.4.047002
• Cho, Hyunjun and Kumar, Shailabh, et el. (2018) Surface-Enhanced Raman Spectroscopy-Based Label-Free Insulin Detection at Physiological Concentrations for Analysis of Islet Performance; ACS Sensors; Vol. 3; No. 1; 65-71; 10.1021/acssensors.7b00864
• Lee, Jeong Oen and Park, Haeri, et el. (2017) A microscale optical implant for continuous in vivo monitoring of intraocular pressure; Microsystems and Nanoengineering; Vol. 3; Art. No. 17057; 10.1038/micronano.2017.57
• Kim, Kun Ho and Lee, Jeong Oen, et el. (2017) Real-Time In Vivo Intraocular Pressure Monitoring using an Optomechanical Implant and an Artificial Neural Network; IEEE Sensors Journal; Vol. 17; No. 22; 7394-7404; PMCID PMC5798645; 10.1109/JSEN.2017.2760140
• Kowarsch, Robert and Janzen, Jürgen, et el. (2017) Scanning confocal vibrometer microscope for vibration analysis of energy-harvesting MEMS in wearables; Technisches Messen; Vol. 84; No. S1; S131-S137; 10.1515/teme-2017-0042
• Koo, Sukmo and Siddique, Radwanul Hasan, et el. (2017) Quantitative analysis of a III-V tapered horn-shaped metal-clad nano-cavity as an on-chip light source; AIP Advances; Vol. 7; No. 7; Art. No. 075017; 10.1063/1.4995590
• Yang, Daejong and Cho, Hyunjun, et el. (2017) Simple, Large-Scale Fabrication of Uniform Raman-Enhancing Substrate with Enhancement Saturation; ACS Applied Materials & Interfaces; Vol. 9; No. 22; 19092-19101; 10.1021/acsami.7b03239
• Brodie, Frank L. and Ramirez, David A., et el. (2017) Novel positioning sensor with real-time feedback for improved postoperative positioning: pilot study in control subjects; Clinical Ophthalmology; Vol. 11; 939-944; PMCID PMC5449164; 10.2147/OPTH.S135128
• Lee, Jeong Oen and Narasimhan, Vinayak, et el. (2017) Biocompatible Multifunctional Black-Silicon for Implantable Intraocular Sensor; Advanced Healthcare Materials; Vol. 6; No. 4; Art. No. 1601356; 10.1002/adhm.201601356
• Brodie, Frank and Woo, Kelly, et el. (2016) Improving Post-Operative Positioning Compliance: A Novel Device; Investigative Ophthalmology and Visual Science; Vol. 57; No. 12; Art. No. 5836
• Lee, Jeong Oen and Du, Juan, et el. (2016) In Vivo Intraocular Pressure Measurements Using A Miniaturized Nano-Photonic Sensor Implant; Investigative Ophthalmology and Visual Science; Vol. 57; No. 12; Art. No. 6462
• Song, Kwangsun and Han, Jung Hyun, et el. (2016) Subdermal Flexible Solar Cell Arrays for Powering Medical Electronic Implants; Advanced Healthcare Materials; Vol. 5; No. 13; 1572-1580; 10.1002/adhm.201600222
• Brodie, Frank L. and Woo, Kelly Y., et el. (2016) Validation of sensor for postoperative positioning with intraocular gas; Clinical Ophthalmology; Vol. 2016; No. 10; 955-960; PMCID PMC4888728; 10.2147/OPTH.S105347
• Choi, Seong Soo and Park, Myoung Jin, et el. (2015) Fabrication of pyramidal probes with various periodic patterns and a single nanopore; Journal of Vacuum Science and Technology B; Vol. B33; No. 6; Art. No. 06F203; 10.1116/1.4935560
• Li, Zheng and Kou, Jun-long, et el. (2014) Highly Efficient and Tailorable On-Chip Metal–Insulator–Metal Plasmonic Nanofocusing Cavity; ACS Photonics; Vol. 1; No. 10; 944-953; 10.1021/ph500097m
• Kou, Jun-long and Xu, Fei, et el. (2014) Implementation of a High-Q, Small Mode Volume Cavity in Microfibers Using Lattice-Constant-Varying Nanohole Arrays; IEEE Journal of Selected Topics in Quantum Electronics; Vol. 20; No. 5; Art. No. 0903104; 10.1109/JSTQE.2014.2308395
• Choo, Hyuck (2014) Engineered Highly Efficient Nanofocusing Plasmonic Waveguides; PIERS Proceedings; 101
• Lee, Jeong Oen and Nguyen, Trong-Tuong, et el. (2014) Nanoarray-enhanced Implantable Intraocular Pressure Sensor with Remote Optical Readout; PIERS Proceedings; 826
• Choo, Hyuck (2014) Highly efficient nanofocusing for integrated on-chip nanophotonics; SPIE Newsroom; 10.1117/2.1201401.005275
• Kim, Myung-Ki and Li, Zheng, et el. (2013) Engineering of metal-clad optical nanocavity to optimize coupling with integrated waveguides; Optics Express; Vol. 21; No. 22; 25796-25804; 10.1364/OE.21.025796
• Kim, Myung-Ki and Choo, Hyuck (2013) A Highly Efficient On-chip 3D Plasmonic Nanofocusing Structure; MRS Proceedings; Vol. 1566; 10.1557/opl.2013.844
• Bao, Wei and Melli, M., et el. (2012) Mapping Local Charge Recombination Heterogeneity by Multidimensional Nanospectroscopic Imaging; Science; Vol. 338; No. 6112; 1317-1321; 10.1126/science.1227977
• Choo, Hyuck and Kim, Myung-Ki, et el. (2012) Nanofocusing in a metal–insulator–metal gap plasmon waveguide with a three-dimensional linear taper; Nature Photonics; Vol. 6; No. 12; 838-844; 10.1038/nphoton.2012.277
• Zayak, Alexey T. and Choo, Hyuck, et el. (2012) Harnessing Chemical Raman Enhancement for Understanding Organic Adsorbate Binding on Metal Surfaces; Journal of Physical Chemistry Letters; Vol. 3; No. 10; 1357-1362; 10.1021/jz300374d
• Seok, Tae Joon and Jamshidi, Arash, et el. (2011) Radiation Engineering of Optical Antennas for Maximum Field Enhancement; Nano Letters; Vol. 11; No. 7; 2606-2610; 10.1021/nl2010862
• Zayak, A. T. and Hu, Y. S., et el. (2011) Chemical Raman Enhancement of Organic Adsorbates on Metal Surfaces; Physical Review Letters; Vol. 106; No. 8; Article 083003; 10.1103/PhysRevLett.106.083003
• Hu, Ying S. and Jeon, Jaeseok, et el. (2010) Enhanced Raman Scattering from Nanoparticle-Decorated Nanocone Substrates: A Practical Approach to Harness In-Plane Excitation; ACS Nano; Vol. 4; No. 10; 5721-5730; 10.1021/nn101352h
• Zayak, Alexey T. and Hu, Ying, et el. (2010) Selective Chemical Raman Enhancement for Organic Adsorbates at Metal Surfaces; Bulletin of the American Physical Society; Vol. 55; No. 2
• Choo, Hyuck and Muller, Richard S. (2007) Devices, Structures, and Processes for Optical MEMS; IEEJ Transactions on Electrical and Electronic Engineering; Vol. 2; No. 3; 216-231; 10.1002/tee.20156
• Choo, Hyuck and Garmire, David, et el. (2007) Simple Fabrication Process for Self-Aligned, High-Performance Microscanners—Demonstrated Use to Generate a 2-D Ablation Pattern; Journal of Microelectromechanical Systems; Vol. 16; No. 2; 260-268; 10.1109/JMEMS.2007.895048
• Choo, Hyuck and Muller, Richard S. (2006) Addressable Microlens Array to Improve Dynamic Range of Shack–Hartmann Sensors; Journal of Microelectromechanical Systems; Vol. 15; No. 6; 1555-1567; 10.1109/JMEMS.2006.886011
• Kim, Jongbaeg and Choo, Hyuck, et el. (2006) Microfabricated Torsional Actuators Using Self-Aligned Plastic Deformation of Silicon; Journal of Microelectromechanical Systems; Vol. 15; No. 3; 553-562; 10.1109/JMEMS.2006.876789