Publications
Peer-reviewed research publications showcasing our contributions to applied photonic materials science, nanomaterials, and optoelectronic device innovations.
Featured Publications
Highlighted research that has made significant impact in the field
High-resolution patterning of colloidal quantum dots via non-destructive, light-driven ligand crosslinking
J Yang, D Hahm, K Kim, S Rhee, M Lee, S Kim, JH Chang, HW Park, ...
Direct patterning of colloidal quantum dots with adaptable dual-ligand surface
D Hahm, J Lim, H Kim, JW Shin, S Hwang, S Rhee, JH Chang, J Yang, ...
Interface polarization in heterovalent core–shell nanocrystals
BG Jeong, JH Chang, D Hahm, S Rhee, M Park, S Lee, Y Kim, D Shin, ...
Colloidal quantum dots enable tunable liquid-state lasers
D Hahm, V Pinchetti, C Livache, N Ahn, J Noh, X Li, J Du, K Wu, VI Klimov
Quantum dot, lighting emitting element and display device including the same
S Kwon, WK BAE, H Lee, SP HUH
US Patent • 2024
Photocurrent Enhancement due to Spin-Exchange Carrier Multiplication in Films of Manganese-Doped'Inverted'CdSe/HgSe Quantum Dots
J Noh, C Livache, D Hahm, V Pinchetti, H Jin, C Kim, VI Klimov
arXiv preprint arXiv:2412.16371, • 2024
Advancing brightness in colloidal quantum dot-based light-emitting diodes beyond boundaries of displays
T Lee, BJ Kim, H Lee, D Hahm, WK Bae, J Lim, J Kwak
Light-Emitting Devices, Materials, and Applications XXVIII • 2024
Liquid-State Semiconductor Lasers Based on Type-(I+ II) Colloidal Quantum Dots
D Hahm, V Pinchetti, C Livache, N Ahn, J Noh, X Li, J Du, K Wu, VI Klimov
arXiv preprint arXiv:2401.08810, • 2024
Correction to: Nondestructive Direct Photolithography for Patterning Quantum Dot Films by Atomic Layer Deposition of ZnO (Advanced Materials Interfaces,(2022), 9, 22,(2200835 …
JY Lee, EA Kim, J Han, Y Choi, D Hahm, CJ Kang, WK Bae, J Lim, ...
Advanced Materials Interfaces • 2023
Continuously graded CdSe quantum dots: Tomorrow’s bright single photon emitters
CB Marble, D Hahm, ZL Robinson, VV Yakovlev, VI Klimov
Nanoscale and Quantum Materials: From Synthesis and Laser Processing to …, • 2023
Randomly Disassembled Nanostructure for Wide Angle Light Extraction of Top‐Emitting Quantum Dot Light‐Emitting Diodes (Small 20/2023)
K An, C Kim, S Kim, T Lee, D Shin, J Lim, D Hahm, WK Bae, JY Kim, ...
Small • 2023
Nondestructive Photopatterning of Heavy‐Metal‐Free Quantum Dots (Adv. Mater. 43/2022)
J Yang, M Lee, SY Park, M Park, J Kim, N Sitapure, D Hahm, S Rhee, ...
Advanced Materials • 2022
Controlling potential landscape of heterostructured nanocrystals with interfacial polarization
BG Jeong, JH Chang, D Hahm, S Rhee, M Park, S Lee, Y Kim, D Shin, ...
2020 • 2020
Enhanced operational stability of quantum dot based light-emitting diodes by improving charge injection balance
S Rhee, JH Chang, D Hahm, K Kim, HJ Lee, K Char, C Lee, WK Bae, ...
26th International Display Workshops, IDW • 2019
Bright and stable quantum dot light‐emitting diodes
T Lee, BJ Kim, H Lee, D Hahm, WK Bae, J Lim, J Kwak
Advanced Materials • 2022
High-resolution patterning of colloidal quantum dots via non-destructive, light-driven ligand crosslinking
J Yang, D Hahm, K Kim, S Rhee, M Lee, S Kim, JH Chang, HW Park, ...
Nature communications • 2020
Unraveling the origin of operational instability of quantum dot based light-emitting diodes
JH Chang, P Park, H Jung, BG Jeong, D Hahm, G Nagamine, J Ko, J Cho, ...
ACS nano • 2018
Design Principle for Bright, Robust, and Color-Pure InP/ZnSexS1–x/ZnS Heterostructures
D Hahm, JH Chang, BG Jeong, P Park, J Kim, S Lee, J Choi, WD Kim, ...
Chemistry of Materials • 2019
Direct patterning of colloidal quantum dots with adaptable dual-ligand surface
D Hahm, J Lim, H Kim, JW Shin, S Hwang, S Rhee, JH Chang, J Yang, ...
Nature Nanotechnology • 2022
Electrically driven amplified spontaneous emission from colloidal quantum dots
N Ahn, C Livache, V Pinchetti, H Jung, H Jin, D Hahm, YS Park, VI Klimov
Nature • 2023
A bioinspired stretchable sensory‐neuromorphic system
SH Kim, GW Baek, J Yoon, S Seo, J Park, D Hahm, JH Chang, D Seong, ...
Advanced Materials • 2021
Interface polarization in heterovalent core–shell nanocrystals
BG Jeong, JH Chang, D Hahm, S Rhee, M Park, S Lee, Y Kim, D Shin, ...
Nature Materials • 2022
Highly efficient and bright inverted top‐emitting InP quantum dot light‐emitting diodes introducing a hole‐suppressing interlayer
T Lee, D Hahm, K Kim, WK Bae, C Lee, J Kwak
Small • 2019
Nondestructive photopatterning of heavy‐metal‐free quantum dots
J Yang, M Lee, SY Park, M Park, J Kim, N Sitapure, D Hahm, S Rhee, ...
Advanced materials • 2022
Enhanced performance of pixelated quantum dot light‐emitting diodes by inkjet printing of quantum dot–polymer composites
H Roh, D Ko, DY Shin, JH Chang, D Hahm, WK Bae, C Lee, JY Kim, ...
Advanced Optical Materials • 2021
Tailoring the electronic landscape of quantum dot light-emitting diodes for high brightness and stable operation
S Rhee, JH Chang, D Hahm, BG Jeong, J Kim, H Lee, J Lim, E Hwang, ...
Acs Nano • 2020
Surface engineered colloidal quantum dots for complete green process
D Hahm, J Park, I Jeong, S Rhee, T Lee, C Lee, S Chung, WK Bae, S Lee
ACS Applied Materials & Interfaces • 2020
Transient dynamics of charges and excitons in quantum dot light‐emitting diodes
J Kim, D Hahm, WK Bae, H Lee, J Kwak
Small • 2022
Colorful opaque photovoltaic modules with down-converting InP/ZnSexS1-x quantum dot layers
BG Jeong, D Hahm, JW Park, JY Kim, HE Song, MG Kang, S Jeong, ...
Nano Energy • 2020
Steering interface dipoles for bright and efficient all-inorganic quantum dot based light-emitting diodes
S Rhee, D Hahm, HJ Seok, JH Chang, D Jung, M Park, E Hwang, DC Lee, ...
ACS nano • 2021
Ligand-asymmetric janus quantum dots for efficient blue-quantum dot light-emitting diodes
I Cho, H Jung, BG Jeong, D Hahm, JH Chang, T Lee, K Char, DC Lee, ...
ACS applied materials & interfaces • 2018
“Positive incentive” approach to enhance the operational stability of quantum dot-based light-emitting diodes
S Rhee, JH Chang, D Hahm, K Kim, BG Jeong, HJ Lee, J Lim, K Char, ...
ACS Applied Materials & Interfaces • 2019
Interfacial engineering of core/shell heterostructured nanocrystal quantum dots for light-emitting applications
JH Chang, D Hahm, K Char, WK Bae
Journal of Information Display • 2017
Electronic skin based on a cellulose/carbon nanotube fiber network for large-area 3D touch and real-time 3D surface scanning
D Kim, DK Lee, J Yoon, D Hahm, B Lee, E Oh, G Kim, J Seo, H Kim, ...
ACS Applied Materials & Interfaces • 2021
Heteroepitaxial chemistry of zinc chalcogenides on InP nanocrystals for defect-free interfaces with atomic uniformity
Y Choi, D Hahm, WK Bae, J Lim
Nature communications • 2023
Pushing the band gap envelope of quasi-type II heterostructured nanocrystals to blue: ZnSe/ZnSe1-XTeX/ZnSe spherical quantum wells
JH Chang, HJ Lee, S Rhee, D Hahm, BG Jeong, G Nagamine, LA Padilha, ...
Energy Material Advances, • 2021
Assemblies of colloidal CdSe tetrapod nanocrystals with lengthy arms for flexible thin-film transistors
H Heo, MH Lee, J Yang, HS Wee, J Lim, D Hahm, JW Yu, WK Bae, ...
Nano Letters • 2017
Nondestructive direct photolithography for patterning quantum dot films by atomic layer deposition of ZnO
JY Lee, EA Kim, J Han, YH Choi, D Hahm, CJ Kang, WK Bae, J Lim, ...
Advanced Materials Interfaces • 2022
Colloidal quantum dots enable tunable liquid-state lasers
D Hahm, V Pinchetti, C Livache, N Ahn, J Noh, X Li, J Du, K Wu, VI Klimov
Nature materials • 2025
Environmentally benign nanocrystals: challenges and future directions
D Hahm, D Ko, BG Jeong, S Jeong, J Lim, WK Bae, C Lee, K Char
Journal of Information Display, • 2019
Magnetron-sputtered amorphous V2O5 hole injection layer for high performance quantum dot light-emitting diode
SG Choi, HJ Seok, S Rhee, D Hahm, WK Bae, HK Kim
Journal of Alloys and Compounds • 2021
Origin of enhanced efficiency and stability in diblock copolymer-grafted Cd-free quantum dot-based light-emitting diodes
Y Park, B Klöckner, D Hahm, J Kim, T Lee, J Kim, WK Bae, R Zentel, ...
Journal of Materials Chemistry C • 2021
Impact of Morphological Inhomogeneity on Excitonic States in Highly Mismatched Alloy ZnSe1–XTeX Nanocrystals
JH Chang, D Jung, HJ Lee, D Shin, Y Kim, D Hahm, X Wang, DC Lee, ...
The Journal of Physical Chemistry Letters • 2022
Optimum Design Configuration of Thin‐Film Transistors and Quantum‐Dot Light‐Emitting Diodes for Active‐Matrix Displays
GW Baek, SG Seo, D Hahm, YJ Kim, K Kim, T Lee, J Kim, WK Bae, SH Jin, ...
Advanced Materials • 2023
High-resolution multicolor patterning of inp quantum dot films by atomic layer deposition of ZnO
JY Lee, EA Kim, Y Choi, J Han, D Hahm, D Shin, WK Bae, J Lim, SY Cho
ACS Photonics • 2023
Effect of excess carriers on the degradation of InP-based quantum-dot light-emitting diodes
K Kim, D Hahm, GW Baek, T Lee, D Shin, J Lim, WK Bae, J Kwak
ACS Applied Electronic Materials • 2022
Highly Efficient, Surface Ligand Modified Quantum Dot Light‐Emitting Diodes Driven by Type‐Controllable MoTe2 Thin Film Transistors via Electron Charge …
GW Baek, SG Seo, D Hahm, WK Bae, J Kwak, SH Jin
Advanced Electronic Materials • 2021
Quantum dot-based three-stack tandem near-infrared-to-visible optoelectric upconversion devices
TH Kwon, HB Kim, DG Kwak, D Hahm, S Yoo, BS Kim, WK Bae, MS Kang
ACS nano • 2024
Randomly Disassembled Nanostructure for Wide Angle Light Extraction of Top‐Emitting Quantum Dot Light‐Emitting Diodes
K An, C Kim, S Kim, T Lee, D Shin, J Lim, D Hahm, WK Bae, JY Kim, ...
Small • 2023
Realization of highly efficient InP quantum dot light‐emitting diodes through in‐depth investigation of exciton‐harvesting layers
J Kim, A Hong, D Hahm, H Lee, WK Bae, T Lee, J Kwak
Advanced optical materials • 2023
Quantum-dot and organic hybrid light-emitting diodes employing a blue common layer for simple fabrication of full-color displays
S Lee, D Hahm, SY Yoon, H Yang, WK Bae, J Kwak
Nano Research • 2022
Efficient quantum dot color conversion layer with mixed spherical/rod-shaped scattering particles
H Park, D Hahm, H Cho, JW Shin, C Kang, DH Ahn, CW Joo, BH Kwon, ...
ACS Applied Optical Materials • 2023
Efficient and stable InP quantum-dot light-emitting diodes formed by premixing 2-hydroxyethyl methacrylate into ZnMgO
Y Park, M Lee, H Seo, D Shin, D Hahm, WK Bae, J Kim, J Kwak
Journal of Materials Chemistry C • 2024
Light‐Emitting Electrochemical Cells with Polymer‐Blended InP/ZnSeS Quantum Dot Active Layer
S Park, J Yang, S Kim, D Hahm, H Jo, WK Bae, MS Kang
Advanced Optical Materials • 2020
Highly Enhanced Light Recycling in Quantum Dot Displays by Sidewall Reflectors
J Jang, H Cho, S Choi, H Jeon, C Kang, Y Kim, H Kang, D Hahm, JS Kim, ...
Advanced Optical Materials • 2025
Highly Bright and Efficient Flexible Quantum Dot Light-Emitting Diodes on Metal-Coated PEN Substrate
GW Baek, H Seo, T Lee, D Hahm, WK Bae, J Kwak
Journal of Flexible and Printed Electronics • 2023
Controlled Phase Separation in Poly(p-phenyleneethynylene) Thin Films and Its Relationship to Vapor-Sensing Properties
D Kim, D Hahm, S Kwon, J Lim, K Char
Langmuir • 2019
Highly efficient carrier multiplication in inverted CdSe/HgSe quantum dots mediated by magnetic impurities
J Noh, C Livache, D Hahm, V Pinchetti, H Jin, C Kim, VI Klimov
Nature communications • 2025
Investigation of excess charge carriers and optimization of InP quantum-dot light-emitting diodes using self-assembled monolayers
T Yoo, B Chun, D Hahm, WK Bae, T Lee, J Kwak
Organic Electronics • 2025
Author Correction: Direct patterning of colloidal quantum dots with adaptable dual-ligand surface
D Hahm, J Lim, H Kim, JW Shin, S Hwang, S Rhee, JH Chang, J Yang, ...
Nature nanotechnology • 2023
Impact of alternating-current operation on all-inorganic quantum dot light-emitting diodes
HJ Lee, JS Park, S Rhee, JW Park, HJ Seok, D Jung, J Lim, D Shin, S Im, ...
ACS Applied Materials & Interfaces • 2024
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