"Epsilon-near-zero material assisted metasurface saturable absorber for ultrafast Yb-doped fiber laser"
Ji Su Kim, Byeong Kwon Choi, Soyeon Ahn, Sung Yoon Cho, Min Su Kim, Minjun Kim, Yeonsang Park, and Min Yong Jeon*
Photonics Research, (2025/08) https://doi.org/10.1364/PRJ.564412
News & Views: "Implementing an encrypted display with the electron-induced colour router array"
Hyoseok Park, Minsu Park, Yeonsang Park*
Light: Science & Applications, 14, 215 (2025/06/16) https://doi.org/10.1038/s41377-025-01889-9
"Dielectric metasurfaces based on a phase singularity in the region of high reflectance"
Jaewon Jang, Minsu Park, Hyeonjeong Kang, Gyu-Won Han, Hui Jae Cho, and Yeonsang Park*
Nanophotonics, 14(8), 1291-1300 (2025/04/25) https://doi.org/10.1515/nanoph-2024-0700
"Near-infrared antireflection coating operated with broad incident angles"
Seungmin Chae, Changwon Lee, Yumi Kim, Yeonsang Park*, Yunjong Kim, Sungho Lee, and Un Jeong Kim*
Journal of the Korean Physical Society, 86, 68-72 (2024/12/04) https://doi.org/10.1007/s40042-024-01240-2
"Analysis of dryness in cement-based mixture via spectral imaging and dimensionality reduction"
Hyeon-Jeong Kang, Changseop Kim, Seungmin Chae, Gi Seong Kim, Woohyun Jeon, Jonghyuk Yi, Seung Jun Oh, and Yeonsang Park*
Scientific Reports, 14, 27489 (2024/11/11) https://doi.org/10.1038/s41598-024-79438-4
"Large-scale fabrication of meta-axicon with circular polarization on CMOS platform"
Gyu-Won Han†, Jaewon Jang†, Minsu Park, Hui Jae Cho, Jungchul Song, and Yeonsang Park*
Nanophotonics, 13(23), 4337-4345 (2024/10/08) https://doi.org/10.1515/nanoph-2024-0413
"High-Performance 1D–2D Te/MoS2 Heterostructure Photodetectors with Tunable Giant Persistent Photoconductivity"
Jihyang Park, Yuna Kim, Bolim You, Jihoon Huh, Goohwan Kim, Hyungbin Son*, Yeonsang Park*, Myung Gwan Hahm*, Un Jeong Kim*, Moonsang Lee*
ACS Applied Electronic Materials, 6(8), 6147-6154 (2024/07/31) https://doi.org/10.1021/acsaelm.4c01006
"Bioinspired Nanophotonic Angle-Independent and Ultralarge Light Disperrsion Allowing Simultaneous Near-Infrared-Spectroscopy and Visible-Imaging"
Daniel Assumpcao*, Radwanul Hasan Siddique*, Hyochul Kim, Yeonsang Park, Un Jeong Kim, Young-Geun Roh, Michelle Y. Wang, Hyuck Choo*
ACS Photonics, 11(4), 1480-1490 (2024/03/26) https://doi.org/10.1021/acsphotonics.3c01588
News & Views: "Non-interleaved chiral metasurfaces and neural networks enhance the spatial resolution of polarimetry"
Jaewon Jang, Minsu Park, Yeonsang Park*
Light: Science & Applications, 13, 53 (2024/02/20) https://doi.org/10.1038/s41377-024-01397-2
"Resonant cavity phosphor"
Tae-Yun Lee, Yeonsang Park*, and Heonsu Jeon*
Nature Communications, 14, 6661 (2023/10/20) https://doi.org/10.1038/s41467-023-42296-1
"Drug classification with a spectral barcode obtained with a smartphone Raman spectrometer"
Un Jeong Kim†, Suyeon Lee†, Hyochul Kim, Young-Geun Roh, Seungju Han, Hojung Kim, Yeonsang Park, Seokin Kim, Myung Jin Chung, Hyungbin Son, Hyuck Choo*
Nature Communications († equally contributed), 14, 5262 (2023/08/29) https://doi.org/10.1038/s41467-023-40925-3
"On-chip Raman spectrometers using narrow band filter array combined with CMOS image sensors"
Yeonsang Park†, Un Jeong Kim†, Suyeon Lee, Hyochul Kim, Jineun Kim, Hyunjun Ma, Hyungbin Son, Young Zoon Yoon, Jae-soong Lee, Minsu Park, Hyuck Choo*, Q-Han Park*, and Young-Geun Roh*
Sensors and Actuators: B. Chemical († equally contributed), 381, 133442 (2023/04/15) https://doi.org/10.1016/j.snb.2023.133442
"Amplified Spontaneous Emission from InP/ZnS Colloidal Quantum Dots"
Changseop Kim, Kyung-Sang Cho, and Yeonsang Park*
Applied Science and Convergence Technology, 32(1), 23-25 (2023/01/30) https://doi.org/10.5757/ASCT.2023.32.1.23
"Photo-carrier Lifetime in Binary and Ternary Heterostructures of Transition Metal Dichalcogenides"
Yoojoong Han, Un Jeong Kim, Florence A. Nugera, Seok In Kim, Yeonsang Park, Miyeon Cheon, Gun Cheol Kim, Humberto R. Gutiérrez*, Moonsang Lee*, Hyungbin Son*
Physica Status Solidi b, 260(5), 2200501 (2023/01/13) https://doi.org/10.1002/pssb.202200501
"Structurally engineered colloidal quantum dot phosphor using TiO2 photonic crystal backbone"
Hansol Lee, Tae-Yun Lee, Yeonsang Park, Kyung-Sang Cho, Young-Geun Rho*, Hyuck Choo*, and Heonsu Jeon*
Light: Science & Applications, 11, 318 (2022) https://doi.org/10.1038/s41377-022-01020-2
"Etching for vertical sidewall formation in TiO2"
Minsu Park, Ilsun Yoon, and Yeonsang Park*
Applied Science and Convergence Technology, 31(5), 113-115 (2022) https://doi.org/10.5757/ASCT.2022.31.5.113
"Raman tensor studies on defective non-van der Waals Bi2O2Se"
Un Jeong Kim, Seung Hyun Nam, Seok In Kim, Yoojoong Han, Jeechan Yoon, Humberto R. Gutiérrez, Miyeon Cheon, Gun Cheol Kim, Yeonsang Park, Moonsang Lee*, Myung Gwan Hahm*, and Hyungbin Son*
AIP Advances, 12, 105105 (2022) https://doi.org/10.1063/5.0119183
News & Views: "Metasurface-based imagers enabled arbitrary optical convolution processing"
Minsu Park, Yeonsang Park*
Light: Science & Applications, 11, 98 (2022) https://doi.org/10.1038/s41377-022-00792-x
"Analysis of surface plasmon polariton conversion coefficient in slit-groove structure"
Yeonsang Park
Journal of the Korean Physical Society, 80, 898-903 (2022) https://doi.org/10.1007/s40042-022-00419-9
"Compact meta-spectral image sensor for mobile applications"
Jaesoong Lee†, Yeonsang Park†, Hyochul Kim, Young-Zoon Yoon, Woong Ko, Kideock Bae, Jeong-Yub Lee, Hyuck Choo, Young-Geun Roh*
Nanophotonics, 11(11) 2563-2569 (2022) https://doi.org/10.1515/nanoph-2021-0706 (+ equally contributed)
"Direction control of colloidal quantum dots using dielectric metasurfaces"
Yeonsang Park*, Hyochul Kim, Jeong-Yub Lee, Woong Ko, Kideock Bae, Kyung-Sang Cho
Nanophotonics, 9(5) 1023-1030 (2020) https://doi.org/10.1515/nanoph-2020-0158
“2D Square lattice photonic crystal phosphor films for efficient and excitation polarization insensitive color conversion”
Tae‐Yun Lee, Jongho Lee, Yeonsang Park, Kyung‐Sang Cho, Kyungtaek Min*, Heonsu Jeon*
Advanced Optical Materials, 7(18), 1900209 (2019) https://doi.org/10.1002/adom.201900209
“Anomalous K-point phonons in noble metal/graphene heterostructure activated by localized surface plasmon resonance”
Un Jeong Kim, Jun Suk Kim, Noejung Park, Sanghyub Lee, Ukjae Lee, Yeonsang Park, Jinbong Seok, Sungwoo Hwang, Hyungbin Son, Young Hee Lee
ACS Nano, 12(12), 12733-12740 (2018) https://doi.org/10.1021/acsnano.8b07761
“Tunable colloidal quantum dot distributed feedback lasers integrated on continuously chirped surface grating”
Hyunho Jung, Changhyun Han, Hanbit Kim, Kyung Sang Cho, Young-Geun Roh, Yeonsang Park*, Heonsu Jeon*
Nanoscale, 10, 22745-22749 (2018) https://doi.org/10.1039/C8NR07854H
“Photocurrent engineering of silicon nanowire field‐effect transistors by ultrathin poly(3‐hexylthiophene)”
Chihun In, Daewon Kim, Young‐Geun Roh, Sang Won Kim, Hyangsook Lee, Yeonsang Park, Sangsig Kim, Un Jeong Kim*, Hyunyong Choi*, Sung Woo Hwang*
Advanced Materials Interfaces, 5(24), 1801270 (2018) https://doi.org/10.1002/admi.201801270
"Optical slot antennas and their applications to photonic devices”
Yeonsang Park*, Jineun Kim, Young-Geun Roh, Q-Han Park
Nanophotonics, 7(10), 1617-1636 (2018) https://doi.org/10.1515/nanoph-2018-0045
“Selective bright and dark mode excitation in coupled nanoantennas”
Suyeon Lee, Yeonsang Park, Jineun Kim, Yeoung-Geun Roh, Q-Han Park*
Optics Express, 26(17), 21537-21545 (2018) (2018/8/7) https://doi.org/10.1364/OE.26.021537
“Misorientation angle-dependent phase transformation in van der Waals multilayers via electron-beam irradiation”
Un Jeong Kim, Hyangsook Lee, Woojin Lee, Hye Yun Jeong, Hyun Kim, Gang Hee Han, Hyo Sug Lee, Yeonsang Park, Young‐Geun Roh, Young Hee Lee, Eunha Lee*, Sung Woo Hwang*
Advanced Materials, 30(20), 1706864 (2018) https://doi.org/10.1002/adma.201706864
“Wet-transfer of freestanding dense colloidal quantum dot films and their photonic device application”
Changhyun Han, Hyunho Jung, Jongho Lee, Myungjae Lee, Yeonsang Park, Kyung‐Sang Cho, Heonsu Jeon*
Advanced Materials Technologies, 3(3), 1700291 (2017) https://doi.org/10.1002/admt.201700291
“Efficient on-chip integration of a colloidal quantum dot photonic crystal band-edge laser with a coplanar waveguide”
Hyunho Jung, Myungjae Lee, Changhyun Han, Yeonsang Park, Kyung-Sang Cho, Heonsu Jeon*
Optics Express, 25(26), 32919-32930 (2017) https://doi.org/10.1364/OE.25.032919
“Photonic crystal phosphors integrated on a blue LED chip for efficient white light generation”
Jongho Lee, Kyungtaek Min, Yeonsang Park, Kyung-Sang Cho, and Heonsu Jeon*
Advanced Materials, 30(3), 1703506 (2017) https://doi.org/10.1002/adma.201703506
“Metasurface electrode light emitting diodes with planar light control”
Yeonsang Park, Jineun Kim, Kyung-Sang Cho, Hyochul Kim, Min-kyung Lee, Jae-soong Lee, Un Jeong Kim, Sung Woo Hwang, Mark L. Brongesrma, Young-Geun Roh*, and Q-Han Park*
Scientific Reports, 7, 14753 (2017) https://doi.org/10.1038/s41598-017-15254-3
“Colloidal quantum dot photonic crystal phosphor: nanostructural engineering of phosphor for enhanced color conversion”
Kyungtaek Min, Hyunho Jung, Yeonsang Park, Kyung Sang Cho, Young-Geun Roh, Sung Woo Hwang and Heonsu Jeon*
Nanoscale, 9(25), 8703-8709 (2017) https://doi.org/10.1039/C7NR01055A