EM& Intelligent Design

Journal Papers (and CS conferences)

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†=equal contribution * = corresponding author

Manuscript Preparation

M. Bae, C. Kang, E. Jang, H. Chung*, "Wide FoV LWIR Metalens via Inverse Design", Manuscript preparation
C. Kim, ..., H. Chung*, "Inverse design of logic gate in photonic integrated circuit", Manuscript preparation
C. Kim, ..., H. Chung*, "Inverse design of beam demultiplexer in Lithium Niobate platform", Manuscript preparation
J. Hong, ..., H. Chung*, "Inverse design of mode converting grating coupler", Manuscript preparation

Under Review

J. Moon, S. Kim, H. Chung*, I. Jang*, "Cyclic 2.5D Perceptual Loss for Cross-Modal 3D Image Synthesis: T1 MRI to Tau-PET", under review (Link)
J. Yang, H. Chung*, I. Jang*, "Hierarchical Mutual Distillation for Multi-View Fusion: Learning from All Possible View Combinations", under review (Link)

2025

Inverse design for enhanced chiroptical response with chiral nanophotonic structures

Munseong Bae†, Chia-Chun Pan†, Chanik Kang†, Jinseong Bae, Donghyun Park, Seokho Lee, Cherry Park, Haoran Ren, Junsuk Rho, Haejun Chung*, and Sejeong Kim*

APL Photonics (2025) (IF:5.3)

[Link] [pdf]

Physics-guided and fabrication-aware inverse design of photonic devices using diffusion models

D. Seo†, S. Um†, S. Lee, J. C. Ye*, H. Chung*

(minor revision in ACS Photonics)

[Link] [pdf]

EZ-Sort: Efficient Pairwise Comparison via Zero-Shot CLIP-Based Pre-Ordering and Human-in-the-Loop Sorting

Y. Park, H. Chung*, I. Jang*

The Conference on Information and Knowledge Management (CIKM 2025)

[Link] [pdf]

Spin-Orbit Coupling for Optical Vortex Generation in van der Waals Materials

J. Jo†, S. Byun†, M. Bae, J. Wang, H. Chung*, S. Kim*

Light: Science & Applications (2025) (IF: 23.4, JCR ~ 2.9%) [Phys.org]

[Link]

Inverse-Designed Metasurfaces for Wavefront Restoration in Under-Display Camera Systems

J. Jo†, M. Lee†, S. Lee†, C. Kang, H. Chung*

Nanophotonics (2025) (IF:7.5)

[Link] [pdf]

Inverse design of ultrathin metamaterial absorber

E. Jang†, J. Cho†, C. Kang*, H. Chung*

Nanomaterials (2025)

[Link] [pdf]

Design strategies, manufacturing, and applications of radiative cooling technologies

Joonho Kang†, Changkyun Lee†, Haejun Chung* and Peter Bermel*

Nanophotonics (2025) (IF:7.5)

[Link] [pdf]

Inverse Design of Chiral Structures for Giant Helical Dichroism

C.-C. Pan†, M. Bae†, H. Wang, J. Lim, R. R. Unnithan, J. Yang, H. Chung*, S. Kim*

Nanoscale Horizons (2025) (IF: 8.0)

(Invited)

Freeform Thin-Film Lithium Niobate Mode Converter for Photon-pair Generation

C. Kim†, M. Bae†, M. Choi, S. Lee, M. Lee, H. Jung, H. Chung*, H. Kwon*

Nanophotonics (2025) (IF:7.5)

[Link] [pdf]

Adjoint Method-based Fourier Neural Operator Surrogate Solver for Wavefront Shaping in Tunable Metasurfaces

C. Kang†, J. Seo†, I. Jang, H. Chung*

iScience (2025) (IF: 6.107)

[Link] [pdf]

Parameter-Efficient Electromagnetic Surrogate Solver for Broadband Field Prediction using Discrete Wavelength Data

J. Seo†, C. Kang†, D. Seo, H. Chung*

(Under review in EAAI)

[Link] [pdf]

Calibration of ordinal regression networks

D. Kim, H. Chung*, I. Jang*

(Under review)

[Link] [pdf]

Hierarchical Mutual Distillation for Multi-View Fusion: Learning from All Possible View Combinations

J. Yang, H. Chung*, I. Jang*

(Under review)

[Link] [pdf]

Cyclic 2.5 D Perceptual Loss for Cross-Modal 3D Image Synthesis: T1 MRI to Tau-PET

J. Moon, S. Kim, H. Chung*, I. Jang*

(Under review)

[Link] [pdf]

BOLDSimNet: Examining Brain Network Similarity between Task and Resting-State fMRI

B. Kim, DD. Chakladar, H. Chung*, I. Jang*

(Under review)

[Link] [pdf]

2024

Deep-learning-driven end-to-end metalens imaging Metasurfaces

J. Seo†, J. Jo†, J. Kim†, J. Kang†, C. Kang, S. Moon, E. Lee, J. Hong, J. Rho*, H. Chung*

Advanced Photonics 6(6), 066002 (2024) (IF: 20.6, JCR ~ 2.9% in Optics)

[Link] [pdf] News: [News][News][News][News][News][News]

Facial Wrinkle Segmentation for Cosmetic Dermatology: Pretraining with Texture Map-Based Weak Supervision

J. Moon, H. Chung*, I. Jang*

The International Conference on Pattern Recognition (ICPR 2024)

[Link] [pdf]

Physics-guided Optimization of Photonic Structures using Denoising Diffusion Probabilistic Models

D. Seo†, S. Um†, S. Lee, J. Ye*, H. Chung*

NeurIPS W Machine Learning and the Physical Science (2024)

[Link] [pdf]

Wave Interpolation Neural Operator: Interpolated Prediction of Electric Fields Across Untrained Wavelengths

J. Seo†, C. Kang†, D. Seo, H. Chung*

NeurIPS W Data-driven and Differentiable Simulations, Surrogates, and Solvers (2024)

[Link] [pdf]

Large-scale photonic inverse design: computational challenges and breakthroughs

C. Kang†, C. Park†, M. Lee+, J. Kang, M. Jang*, H. Chung*

Nanophotonics (2024) (IF: 8.45, JCR ~ 6.7% in Optics)

[Link] [pdf]

Towards subwavelength pixels: Nanophotonic color routers for ultra-compact high-efficiency CMOS image sensors

C. Park†, S. Lee†, T. Lee, J. Kang, J. Jeon, C. Park , S. Kim, H. Chung *, M. Jang*

Journal of Optics (2024)

[Link] [pdf]

Inverse Design of Color Routers in CMOS Image Sensors: Toward Minimizing Interpixel

S. Lee† , J. Hong† , J. Kang, J. Park, J. Lim, T. Lee, M. Jang, H. Chung*

Nanophotonics (2024) (IF: 8.45, JCR ~ 6.7% in Optics)

[Link] [pdf]

Inverse Designed WS2 Planar Chiral Metasurface with Geometric Phase

J. Jo, S. Lee, M. Bae, D. Nelson, K. Crozier, N. Yu, H. Chung*, S. Kim*

Journal of Optics (2024)

[Link] [pdf]

Adjoint Method in Machine Learning: A Pathway to Efficient Inverse Design of Photonic Devices

C. Kang+, D. Seo+, S. V. Boriskina, H. Chung*

Materials & Design (2024) (IF:8.40)

[Link] [pdf]

2023

Inverse design and optical vortex manipulation for thin film absorption enhancement

M. Bae, J. Jo, M. Lee, J. Kang, S. V. Boriskina*, H. Chung*

Nanophotonics (2023) (IF: 8.45, JCR ~ 6.7% in Optics)

[Link] [pdf]

Design parameters of free-form color splitters for subwavelength pixelated image sensors

S. Kim, C. Park, S. Kim, H. Chung, M. Jang*

iScience (2023) (IF: 6.1)

[Link] [pdf]

Inverse Design of High-NA Metalens for Maskless Lithography

C. Kang+, D. Seo+, S. V. Boriskina, H. Chung*

Nanophotonics (2023) (IF: 8.45, JCR ~ 6.7% in Optics)

[Link] [pdf]

2022

Modeling dispersive media in finite-difference time-domain method for radiative cooling applications

M. Bae, H. Chung*

IEEE Access (2022) (IF: 3.37, JCR ~ 34.2% in Eng.)

[Link] [pdf]

Numerical Demonstration of Angle-Independent Electromagnetic Transparency in Short-Wavelength Infrared Regime

J. Park, S. Hong, H. Chung*

IEEE Access (2022) (IF: 3.37, JCR ~ 34.2% in Eng.)

[Link] [pdf]

Computational upper-limit of directional light emission in nano-LED via inverse design

H. Chung*

Optics Express 30, (6), (2022) (IF: 3.67, JCR ~ 19.1% in Optics)

[Link] [pdf]

Inverse-designed waveguide-based biosensor for high-sensitivity, single-frequency detection of biomolecules

H. Chung*, J. Park, S. V. Boriskina*

Nanophotonics (2022) (IF: 8.45, JCR ~ 6.7% in Optics) - [won a paper award in KIEES conference]

[Link] [pdf]

Free-form optimization of nanophotonic devices: from classical methods to deep learning

J.Park, S. Kim, D. W. Nam, H. Chung*, C. Y. Park*, and M. S. Jang*

Nanophotonics, (2022) (IF: 8.45, JCR ~ 6.7% in Optics)

[Link] [pdf]

2021

Inverse design of a single-frequency diffractive biosensor based on the reporter cleavage detection mechanism

H. Chung*, S. V. Boriskina*

Optics Express 29, (7), (2021) (IF: 3.67, JCR ~ 19.1% in Optics)

[Link] [pdf]

High contrast cleavage detection for enhancing porous silicon sensor sensitivity

R. Layouni, M. Dubrovsky, M. Bao, H. Chung, K. Du, S. V. Boriskina, S. M. Weiss, and D. Vermeulen

Optics Express 29,(1), (2021) (IF: 3.67, JCR ~ 19.1% in Optics)

[Link] [pdf] News: [news]

~2020 (at Purdue, Yale, MIT)

Tunable metasurface inverse design for 80% switching efficiencies and 144◦ angular steering
H. Chung*, O. Miller*
ACS Photonics 7 (8), 2236–2243, (2020) (IF: 6.86, JCR ~ 8.7% in Optics) [Link] [pdf]

High-NA Achromatic Metalenses by Inverse Design
H. Chung*, O. Miller*
Optics Express, 28 (5), 6945-6965, (2020) (IF: 3.67, JCR ~ 19.1% in Optics) (selected as a top-cited paper in Optics Express, highly cited paper (<1%) in Physics area by Clarivate) [Link] [pdf]

Maximal Free-Space Concentration of Electromagnetic Waves
H. Shim, H. Chung, O. Miller
Physical Review Applied 14 (1), 014007, (2020) (IF: 4.53, JCR ~ 17.0% in Physics Applied), (Editors’ Suggestion) [Link] [pdf]

Laser-Induced CO2 Generation from Gold Nanorod-Containing Poly(propylene carbonate)-Based Block Polymer Micelles for Ultrasound Contrast Enhancement
J. Lee, S. Jo, H. Chung, W. Um, R. Chandrasekar, Y. Choi, V. M Shalaev, Y.-Y. Won
ACS applied materials & interfaces 10.31 (2018): 26084-26098 (IF: 7.50, JCR ~ 7.66% in Material science, multidisciplinary, 2016) [Link] [pdf]

Modeling and designing multilayer 2D perovskite/silicon bifacial tandem photovoltaics for high efficiencies and long-term stability
H. Chung, X. Sun, R. Singh, L. Kumar, M. A. Alam, P. Bermel
Optics Express 25 (8), A311-A322, (2017) (IF: 3.15, JCR ~ 14.6% in Optics 2015) [Link] [pdf]

Collimated Thermal Radiation Transfer Via Half Maxwell’s Fish-Eye Lens for Thermophotovoltaics
H. Chung, Z, Zhou, P. Bermel
Applied Physics Letters, 110 (20), 201111, (2017) [Link] [pdf]

Hybrid dielectric light trapping designs for thin-film CdZnTe/Si tandem cells
H. Chung, C. Zhou, X. T. Tee, K.-Y. Jung, and P. Bermel
Optics Express, 24 (14), (2016) (IF: 3.49, JCR ~ 10.5% in Optics 2014)(featured in Light Trapping for Photovoltaics section) [Link] [pdf]

Optical approaches to improving perovskite/Si tandem cells
H. Chung, X. Sun and P. Bermel
MRS Advances, 1 (14), (2016) [Link] [pdf]

Flexible flux plane simulations of parasitic absorption in nanoplasmonic thin-film silicon solar cells
H. Chung, K.-Y Jung and P. Bermel
Optical Materials Express, 5 (9), (2015) (IF: 2.92, JCR ~ 15.9% in Optics 2013) (published in a Plasmonics special issue) [Link] [pdf]

Design of CdZnTe and Crystalline Silicon Tandem Junction Solar Cells
C. Zhou, H. Chung, X.Wang and P. Bermel
IEEE journal of Photovoltaic, 6 (1), (2015) (IF: 3.00, JCR ~ 6.3% in Physics, Applied 2013) [Link] [pdf]

Accurate FDTD modeling for dispersive media using rational function and particle swarm optimisation
H. Chung, S. Ha, J. Cho and K.-Y. Jung
International Journal of Electronics, 102 (7), (2015) [Link] [pdf]

Time domain simulation of tandem silicon solar cells with optimal textured light trapping enabled by the quadratic complex rational function
H. Chung, K.-Y. Jung, X. T Tee and P. Bermel
Optics Express, 22 (103), (2014) (IF: 3.55, JCR ~ 5.0% in Optics 2012) [Link] [pdf]

Dispersive FDTD modeling for concrete materials
H. Chung, J. Cho, S. Ha, S. Ju and K.-Y. Jung
ETRI Journal, 35 (5), (2013) [Link] [pdf]

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