Heejoo Choi

  • Research Scholar / Postdoc

hchoi@optics.arizona.edu


 

RESEARCH EXPERIENCES

  • Broadening Optical Parametric Generation by using Quasi Phase Matching Method and RGB optical sources development
  • Efficient optical Third Harmonic Generation by Stacking Thin Film Media.
  • Broaden Spontaneous Down Conversion Generation in Periodic Poling Stoichiometric Lithium Tantalate.
  •  Accurate measurement of index of refraction for optical wafers by using interferometry.
  • Development of quality evaluation methods for efficient fabrication of quasi-phase-matched optical devices.
  • Multiple-wavelength interferometric method for establishing dispersion formula for anisotropic optical media.
  • Quantum radiometry based on absolute photon counting.
  • Development of visible-NIR wavelength measurement method by Spherical wave interferometer.
  • Development of an interferometric method for measurement of the absolute index.

 

PUBLICATIONS

  • Hee Joo Choi, Byoung Joo Kim, Hwan-Hong Lim and Myoungsik Cha, “Measurement of Refractive Indices of Glass and Anisotropic Crystal by Using Michelson Interferometer,” Sae Muli, Vol. 53, 489, (2006).
  • Hwan-Hong Lim, Mun-sue Kwon, Heejoo Choi, Byoung Joo Kim and MyounsikCha, “Measurement of refractive index of solid medium by critical angle method when air gap is present,”Journal of the Optical Society of Korea, 12(3), 210, (2008).
  • Heejoo Choi, Hwan-Hong Lim, Byoung Joo Kim, and Myoungsik Cha, “Measurement of the birefringence in bulk optical media by using interferometric methods,”Journal of Korean Physical Society,Vol 53, 3197, (2008).
  • Heejoo Choi, Hye Hyun Byoun, Hwan Hong Lim, Myoungsik Cha, “Measurement of Parallelism between the Planar Surfaces of Transparent Substrate,” Sae Mulli Vol. 60, 465, (2010).
  • Hee Joo Choi, Hwan Hong Lim, Han Seb Moon, Tae Bong Eom, Jung Jin Ju, and Myoungsik Cha, “Measurement of refractive index and thickness of transparent plate by dual-wavelength interference,” Optics express, Vol. 18(9), 9429-9434. (2010).
  • Heejoo Choi, and Myoungsik Cha. “Enhanced optical third harmonic generation in thick organic films.“Journal of Nonlinear Optical Physics & Materials, 20(04), 501-508. (2011).
  • Byoung Joo Kim, Heejoo Choi, and Myoungsik Cha. “Angle-tuned second-harmonic generation in periodically-poled lithium niobate.”Applied Physics B, 107(2), 349-353. (2012).
  • Heejoo Choi, Byoung Joo Kim, and Myoungsik Cha. “Propagation of second-harmonic wave in quasi-phase-matching nonlinear medium.“Applied Physics B, Vol. 111(2), 217-221. (2013).
  • Hyosung Choi, Seo-Jin Ko, Yuri Choi, Piljae Joo, Taehyo Kim, Bo Ram Lee, Jae-Woo Jung, Hee Joo Choi, Myoungsik Cha, Jong-Ryul Jeong, In-Wook Hwang, Myoung Hoon Song, Byeong-Su Kim and Jin Young Kim, “Versatile surface plasmon resonance of carbon-dot-supported silver nanoparticles in polymer optoelectronic devices,” Nature Photonics, Vol. 7(9), 732-738. (2013).
  • Prashant Povel Dwivedi, Heejoo Choi, Byoung Joo Kim, and Myoungsik Cha, “Evaluation of domain randomness in periodically poled lithium niobate by diffraction noise measurement,” Optics express, 21(25), 30221-30226. (2013).
  • Choong Hwan Lee, Heejoo Choi, Byoung Joo Kim, and Myoungsik Cha, “Direct Measurement of Coherence Lengths and Analysis of Spectra of Light Sources by Using a Michelson Interferometer,” Sae Muli, Vol. 63(6), 628-642. (2013).
  • Nan Ei Yu, Ju Won Choi, Heejong Kang, Do-Kyeong Ko, Shih-Hao Fu, Jiun-Wei Liou, Andy H. Kung, Heejoo Choi, Byoung Joo Kim, Myoungsik Cha, and Lung-Han Peng, “Speckle noise reduction on a laser projection display via a broadband green light source,” Optics express, Vol. 22(3), 3547-3556. (2014).
  • Heejoo Choi and Myoungsik Cha, “Measurement of principal refractive indices of birefringent wafer by analysis of Fabry–Perot interference fringes,” Applied optics, Vol 53(24), 5527-5530. (2014).
  • Byungwoo Son, Heejoo Choi, Ju Eun Park, and Myoungsik Cha. “A Study of the Phase Relations Between the Reflected and Transmitted Light Waves at a Beam Splitter and Their Application to Interferometers.“Korean Journal of Optics and Photonics, Vol. 26(2), 103-109. (2015).
  • Prashant Povel Dwivedi, Challa Sesha Sai Pavan Kumar,  Hee Joo Choi and Myoungsik Cha, “Diffraction study of duty-cycle error in ferroelectric quasi-phase-matching gratings with Gaussian beam illumination,” Applied Physics B, Published online: 30 January 2016.
  • Sukmock Lee, Heejoo Choi, and Dae Wook Kim, “Precise and fast spatial-frequency analysis using the iterative local Fourier transform,” Optics Express19 (2016): 22110-22120.
  • Isaac Trumper, Heejoo Choi, and Dae Wook Kim, “Instantaneous phase shifting deflectometry,” Opt. Express 24, 27993-28007 (2016)
  • Lei Huang, Heejoo Choi, Wenchuan Zhao, Logan R. Graves, and Dae Wook Kim, “Adaptive interferometric null testing for unknown freeform optics metrology,” Opt. Lett. 41, 5539-5542 (2016)

 

CONFERENCE PROCEEDINGS

  • Heejoo Choi, et al. “Determination of refractive index of transparent plate by Fabry-Perot fringe analysis.”SPIE Optical Engineering+ Applications. International Society for Optics and Photonics, 2010.
  • Myoungsik Cha, Byoung Joo Kim, and Heejoo Choi. “Direct Bonding of Periodically-Poled Lithium Niobate Crystals for Slanted Quasi-Phase Matching.”CLEO: Applications and Technology. Optical Society of America, 2011
  • Myoungsik Cha, Byoung Joo Kim, and Hee Joo Choi, “Angle-Tuned Third-Harmonic Generation in Direct-Bonded Periodically-Poled Congruent Lithium Niobate Crystal.”Nonlinear Optics: Materials, Fundamentals and Applications. Optical Society of America, (2011).
  • Myoungsik Cha, and Heejoo Choi, “Enhancement of Third Harmonic Generation with Double-Layer Structure of Nonlinear Organic Material.” Advanced Solid-State Photonics. Optical Society of America, (2011).
  • Prashant Povel Dwivedi, Heejoo Choi, Byoung Joo Kim, and Myoungsik Cha, “Fabrication of maskless quasi-phase matching device,” In2012 17th Opto-Electronics and Communications Conference. (2012, July).
  • Myoungsik Cha and Heejoo Choi, “Thickness-dependence of Third Harmonic Generation in Transparent Polymer Films Containing Octupolar Molecules,” Fiber Laser Applications. Optical Society of America, 2012.
  • Nan Ei Yu, Ju Won Choi, Heejong Kang, Do-Kyeong Ko, C.-m. Ho, S.-h. Fu, C.-w. Hsu, C.-y. Chu, C.-l. Chen, W.-s. Wang, L.-h. Peng, Andy Kung, Hee Joo Choi, Byoung Joo Kim, and Myoungsik Cha, “Development of efficient broadband green light source by tandem quasi-phase-matched structure,” CLEO: Science and Innovations. Optical Society of America, 2012.
  • Prashant Povel Dwivedi, Heejoo Choi, Byoung Joo Kim, and Myoungsik Cha, “Estimation of random duty-cycle error in periodically poled lithium niobate by simple diffraction experiment,” SPIE LASE. International Society for Optics and Photonics, 2014
  • Heejoo Choi, Jun Yeol Ryu, and Myoungsik Cha. “Simultaneous determination of thickness and refractive indices of birefringent wafer by simple transmission measurement.”SPIE Optical Engineering+ Applications. International Society for Optics and Photonics, 2014.
  • Jun Yeol Ryu, Heejoo Choi, Choong Hwan Lee, Jonghan Jin, and Myoungsik Cha, “Estimation of Refractive Index of Crystal Plate from Haidinger Fringes.”Conference on Lasers and Electro-Optics/Pacific Rim. Optical Society of America, 2015.
  • Ju Eun Park, Byung Woo Son, Heejoo Choi, and MyoungSik Cha, “Phase Relations between the Reflected and Transmitted Light Waves at Beam Splitters.”Conference on Lasers and Electro-Optics/Pacific Rim. Optical Society of America, 2015.
  • Prashant Povel Dwivedi, CH. S. S Pavan Kumar, Hee Joo Choi, and Myoungsik Cha, “Quality Assessment of Quasi-Phase-Matched Gratings by Gaussian Beam Diffraction.”Conference on Lasers and Electro-Optics/Pacific Rim. Optical Society of America, 2015.
  • W. Kim, M. Aftab, H. Choi, L. Graves, and I. Trumper, “Optical Metrology Systems Spanning the Full Spatial Frequency Spectrum,” in Frontiers in Optics 2016, OSA Technical Digest (Optical Society of America, 2016), paper FW5G.4.
  • Heejoo Choi, Isaac Trumper, Xiangyu Guo, Daniel Shannon, and Dae Wook Kim, “Extremely Large, Precise and Priceless Freeform Optics,” International Conference on Positioning Technology (http://www.kspe.or.kr/icpt2016/), 2016.

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