Group News: 2023-2025

Dec. 23, 2025: The IWSL held a year-end party with Photonic Systems Laboratory (PSL)!

Dec. 10, 2025: The article on scalable time-domain photonic computing is published in Nanophotonics. 
Title: Scalable unitary computing using time-parallelized photonic lattices

Nov. 27, 2025: Jongheon won Outstanding Paper Award, Photonics Conference 2025. Congratulation!
Title: Fidelity Benchmarking of Algorithms for Integrated Photonic Unitary Circuits

Nov. 12, 2025: The article on nonlinear unitary operations for photonic computing is published in ACS Photonics. 
Title: Nonlinear Unitary Circuits for Photonic Neural Networks

Oct. 15, 2025: The IWSL held the BRL meeting.

Sep. 01, 2025: Jongheon Yeo and Duhwan Hwang have joined our team as a graduate student.

Aug. 02-08, 2025: Hyungchul, Ikbeom, and Kunwoo attended SPIE Optics + Photonics 2025 in San Diego, USA.

Mar. 08, 2025: Prof. Yu is selected as an outstanding referee of American Physical Society (APS, Lifetime Award).

Mar. 05, 2025: Prof. Yu is selected as an outstanding reviewer of Light: Science & Applications in 2024 (Annual Award).

Feb. 26, 2025: Congratulations to Dr. Seungkyun Park and Dr. Jusung Park (visiting researchers to IWSL) on their graduation!

Feb. 14, 2025: The article on reconfigurable and universal unitary circuits for photonic computing is published in Nanophotonics. 
Title: Programmable photonic unitary circuits for light computing

Jan. 09-11, 2025: IWSL attended the NextQuantum Internal Joint Workshop in Incheon!

Jan. 07, 2025: The article on optical properties of deep-subwavelength hyperuniform materials is published in Nanophotonics. 
Title: Deep-subwavelength engineering of stealthy hyperuniformity

Dec. 23, 2024: The article on light scattering for computing Riemann zeros is published in Physical Review B. 
Title: Computing Riemann zeros with light scattering

Dec. 19, 2024: The IWSL held a year-end party in celebration of the graduation of Dr. Seungkyun Park and Dr. Jusung Park!

Nov. 21, 2024: Seungkyun Park and Jusung Park have successfully completed their doctoral defense. Congratulations!

Sep. 18, 2024: The article on hyperbolic lattice emulation using programmable photonics is published in ACS Photonics. 
Title: Scalable and Programmable Emulation of Photonic Hyperbolic Lattices (Invited Article: "Rising Stars in Photonics" Issue)

Sep. 02, 2024: The article on long-range interactions for topological photonics is published in Light: Science & Applications. 
Title: Long-range-interacting topological photonic lattices breaking channel-bandwidth limit

Sep. 01, 2024: Kunwoo Park has joined our team as a graduate student.

Aug. 05-08, 2024: IWSL attended CLEO-PacificRim (CLEO-PR) 2024 in Incheon!

Jul. 17, 2024: IWSL held a 2024 summer team lunch and a farewell party for Gyunghun!

Mar. 05, 2024: The article on programmable photonic time circuits is published in Physical Review Letters. 
Title: Programmable Photonic Time Circuits for Highly Scalable Universal Unitaries

Mar. 01, 2024: Seungmok Youn and Minjae Shin have joined our team as research interns.

Jan. 17, 2024: The article on topological spin pumps in synthetic dimensions is published in Physical Review Letters. 
Title: Photonic Topological Spin Pump in Synthetic Frequency Dimensions

Aug. 01, 2023: Kunwoo Park has joined our team as a research intern.

Jul. 11-13, 2023: Hyungchul Park, Dayeong Lee,  Gyunghun Kim, and Joseph Suh attended Optica Advanced Photonics Congress 2023 in Busan!

Jul. 01, 2023: Jusung Park (PSL, SNU) has joined our team as a visiting researcher.

Apr. 03, 2023: The article on heavy tails and pruning for programmable photonic circuits is published in Nature Communications. 
Title: Heavy tails and pruning in programmable photonic circuits for universal unitaries 

Mar. 08, 2023: The article on multidimensional isospectrality is published in Nanophotonics.
Title: Engineering isospectrality in multidimensional photonic systems 

Feb. 24, 2023: Congratulations to Dr. Jungmin Kim (visiting researcher to IWSL) on his graduation.!
Congratulations also to his Distinguished Dissertation Award from Dept. of ECE, SNU!

Feb. 20, 2023: The article on correlated time disorder is published in Nature Physics. 
Title: Unidirectional scattering with spatial homogeneity using correlated photonic time disorder 

Feb. 15-17, 2023: The 3rd IWSL retreat to Busan, attending OSK Winter meeting 2023!

Feb. 13, 2023: The article on evolving scattering networks is published in Nature Computational Science (Cover Paper).
                              The paper is also highlighted in News & Views of Nature Computational Science.
Title: Evolving scattering networks for engineering disorder
News & Views: Evolving wave networks for materials design

Jan. 01, 2023: Gitae Lee has joined our team as a graduate student.