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A study on the utilization of deep learning for identifying fractional orbital angular momentum beams in atmospheric turbulence media
  • AuthorYoungbin Na and Do-Kyeong Ko
  • Year2022
  • SourceSPIE Photonics Europe 2022, 3-7 April 2022, Palais de la Musique et des Congres, Strasbourg, France

Ultrafast photo-induced carrier dynamics of FAPbI3-MAPbBr3 perovskite films fabricated with additives and a hole transport material
  • AuthorDo-Kyeong Ko
  • Year2021
  • SourceICAMD 2021, 6-10 December 2021, Ramada Plaza Jeju Hotel, Jeju, Korea

Output characteristics of a mode-locked laser oscillator with a SESAM located inside the cavity
  • AuthorSeong-Hoon Kwon, Dong Hoon Song, and Do-Kyeong Ko
  • Year2019
  • SourceOSA Laser Congress, 29 Semtember-3 Otctober 2019, Austria Ceter Vienna, Vienna, Austria

Laser-driven X-ray fluorescence measurement of metal-protein compounds
  • AuthorJungu Kang, Jongseo Park, Young Min Yun, Soo Hyun Eom, Do Young Noh, and Do-Kyeong Ko
  • Year2019
  • SourceSPIE Optics+Photonics 2019, 11-15 August 2019, San Diego Convention Center, San Diego, USA

Study on photo-induced carrier dynamics of methylammonium lead trihalide perovskite solar cell using ultrafast transient absorption spectroscopy
  • AuthorCheol Jo, Heejoo Kim, Kwanghee Lee, and Do-Kyeong Ko
  • Year2019
  • SourceSPIE Optics+Photonics 2019, 11-15 August 2019, San Diego Convention Center, San Diego, USA

Ultrafast Photo-Induced Carrier Dynamics of Organic and Inorganic Solar Cell Materials
  • AuthorDo-Kyeong Ko
  • Year2019
  • SourceICMAT 2019, 23-28 June 2019, Marina Bay Sands, 10 Bayfront avenue, Singapore

Phase analysis of light carrying optical vortex for refractive index sensing
  • AuthorYoungbin Na, Do-Kyeong Ko
  • Year2019
  • SourceOPIC 2019 (SPIE Structured light), 22-26 April 2019, Pacifico Yokohama, Yokohama, Japan

Development of a novel Herriott-multipass cavity laser oscillator with SESAM located at the compensated position for q-parameter preservation
  • AuthorSeong-Hoon Kwon, Do-Kyeong Ko
  • Year2019
  • SourceOPIC 2019 (The 8th Advanced Lasers and Photon Sources), 22-26 April 2019, Pacifico Yokohama, Yokohama, Japan

Speckle Suppression for Laser Display Systems Using the N = 11 2-D Barker Code Based Diffractive Opitcal Element
  • AuthorSeong-Jin Son, Do-Kyeong Ko, and Nan Ei Yu
  • Year2019
  • SourceOPIC 2019 (Laser Display and Lighting Conference 2019), 22-26 April 2019, Pacifico Yokohama, Yokohama, Japan

Spectroscopic characterization of CH3NH3Pbl3 perovskites using fs transient absorption measurement and terahertz spectroscopy
  • AuthorDo-Kyeong Ko
  • Year2018
  • SourceAsia Pacific Laser Symposium, 28-31 May 2018, Sheraton Xi'an North City Hotel, Xi'an, China
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