Publications
Spectral Tuning of Single Photon Emission in Hexagonal Boron Nitride
S. Lim, J.-U. Lee
In preparation
Broadband Enhancement of Second-order Susceptibility in Scrolled Monolayer
S.Han, Y.S.Heo, J.-U. Lee
In preparation
Large-scale Analysis of Defects in Atomically Thin Semiconductors using Hyperspectral Line Imaging
S. Lim*, T. Kim*, T. Park, Y. S. Heo, S. Yang, H. Seo, J. Suh, J.-U. Lee
Submitted
Mesoscopic Stacking Reconfigurations in Stacked van der Waals Film
Y.S. Heo, T. W. Kim, W. Lee, J. Choi, S. Park, D.-I. Yeom, J.-U. Lee
Small 230629 (2023) / arXiv
Indirect Band Gap in Scrolled MoS2 Monolayers
J. Na, C. Park, C. H. Lee, W. R. Choi, S. Choi, J.-U. Lee, W. Yang, H. Cheong, E. Campbell, S. H. Jhang
Nanomaterials 12 (19), 3353 (2022)
Nano-characterizations of low-dimensional nanostructural materials
H.-W. Seo*, J.-U. Lee, C.-H. Yang, and K. Chu
Journal of Korean Physical Society 80, 1035 (2022).
Enhanced Optical Third-Harmonic Generation in Phase-Engineered MoTe2 Thin Films
S. Ha, H. Kim, H. Nam, J. Choi, K. Chae, J.-U. Lee, J.-Y. Park, Y. Yoo, D.-I. Yeom
ACS Photonics 9 (8), 2600 (2022)
Coherent many-body exciton in van der Waals antiferromagnet NiPS3
S. Kang, K. Kim, B. H. Kim, J. Kim, K. I. Sim, J.-U. Lee, S. Lee, K. Park, S. Yun, T. Kim, A. Nag, A. Walters, M. Garcia-Fernandez, J. Li, L. Chapon, K.-J. Zhou, Y.-W. Son, J.-H. Kim, H. Cheong, J.-G. Park
Nature 583, 785 (2020)
Polarized Raman spectroscopy of two-dimensional materials
J. Kim, J.-U. Lee* and H. Cheong*
Journal of Physics: Condensed Matter 32, 343001 (2020).
Structural configurations and Raman spectra of carbon nanoscrolls
T. Uhm, J. Na, J.-U. Lee, H. Cheong, S. W. Lee, E. E. B. Campbell, S. H. Jhang
Nanotechnology 31, 315707 (2020)
Tuning electrical conductance of MoS2 monolayers through substitutional doping
H. Gao, J. Suh, M. C. Cao, A. Y. Joe, F. Mujid, K.-H. Lee, S. Xie, P. Poddar, J.-U. Lee, K. Kang, P. Kim, D. A. Muller
Nano Letters 20(6), 4095 (2020)
Polytipism in few-layer gallium selenide
S. Y. Lim, J.-U. Lee, J. H. Kim, L. Liang, X. Kong, T. T. Nguyen, Z. Lee, S. Cho, H. Cheong
Nanoscale 12, 8563 (2020)
Wafer-scale synthesis of monolayer two-dimensional porphyrin polymers for hybrid superlattices
Y. Zhong, B. Cheng, C. Park, A. Ray, S. Brown, F. Mujid, J.-U. Lee, H. Zhou, J. Suh, K.-H. Lee, A. J. Mannix, K. Kang, S. J. Sibener, D. A. Muller, J. Park
Science 366, (6471), 1379 (2019)
Raman spectroscopy of two-dimensional magnetic van der Waals materials
K. Kim, J.-U. Lee* and H. Cheong*
Nanotechnology 30 (45), 452001 (2019).
Antiferromagnetic ordering in van der Waals two-dimensional magnetic material MnPS3 probed by Raman spectroscopy
K. Kim, S. Y. Lim, J. Kim, J.-U. Lee, S. Lee, P. Kim, K. Park, S. Son, C.-H. Park, J.-G. Park, H. Cheong
2D materials 6, 041001 (2019)
Suppression of magnetic ordering in XXZ-type antiferromagnetic monolayer NiPS3
K. Kim, S. Y. Lim, J.-U. Lee, S. Lee, T. Y. Kim, K. Park, G. S. Jeon, C.-H. Park, J.-G. Park, H. Cheong
Nature communications 10, 345 (2019)
Electrically Robust Single‐Crystalline WTe2 Nanobelts for Nanoscale Electrical Interconnects
S. Song, S.‐Y. Kim, J. Kwak, Y. Jo, J. H. Kim, J. H. Lee, J.-U. Lee, J. U. Kim, H. D. Yun, Y. Sim, J. Wang, D. H. Lee, S.‐H. Seok, T.‐i. Kim, H. Cheong, Z. Lee, S.‐Y. Kwon
Advanced Science 6 (3), 1801370 (2019)
2013~2018
Davydov splitting and polytypism in few-layer MoS2
W. Na, K. Kim, J.-U. Lee, H. Cheong
2D Materials 6 (1), 015004 (2018)
Single-crystalline nanobelts composed of transition metal ditellurides
J. Kwak, Y. Jo, S. Song, J. H. Kim, S.‐Y. Kim, J.‐U. Lee, S. Lee, J. Park, K. Kim, G.‐D. Lee, J.‐W. Yoo, S. Y. Kim, Y.‐M. Kong, G.‐H. Lee, W.‐G. Lee, J. Park, X. Xu, H. Cheong, E. Yoon, Z. Lee, S.‐Y. Kwon
Advanced Materials 30, 1707260 (2018)
Resonance Raman effects in transition metal dichalcogenides
J.-U. Lee and H. Cheong
Journal of Raman Spectroscopy 49 (1), 66 (2018).
Strain-shear coupling in bilayer MoS2
J.-U. Lee*, S. Woo*, J. Park, H. C. Park, Y.-W. Son, H. Cheong
Nature Communications 8, 1370 (2017) / arXiv
S. Kim*, K. Kim*, J.-U. Lee, H. Cheong
2D Materials 4 (4), 045002 (2017) / arXiv
Excitation energy dependence of Raman spectra of few-layer WS2
J. Yang, J.-U. Lee, H. Cheong
FlatChem 3, 64 (2017) / arXiv
P. K, Nayak, Y. Horbatenko, S. Ahn, G. Kim, J.-U. Lee, K. Y. Ma, A.-R. Jang, H. Lim, D. Kim, S. Ryu, H. Cheong, N. Park, H. S. Shin
ACS Nano 11 (4), 4041 (2017)
S.-Y. Kim*, J. Kwak*, J. H. Kim, J.-U. Lee, Y. Jo, S. Y. Kim, H. Cheong, Z. Lee, S.-Y. Kwon
2D Materials 4 (1), 011007 (2016)
Ising-type magnetic ordering in atomically thin FePS3
J.-U. Lee*, S. Lee*, J.H. Ryoo*, S. Kang, T. Y. Kim, P. Kim, C.-H. Park, J.-G. Park, H. Cheong
Nano Letters, 16 (12), 7433 (2016) / arXiv
D. Kim, H. Du, T. Kim, S. Shin, S. Kim, M. Song, C. Lee, J.-U. Lee, H. Cheong, D. H. Seo, S. Seo
AIP Advances 6 (10), 105307 (2016)
Davydov splitting and excitonic resonance effects in Raman spectra of few-layer MoSe2
K. Kim*, J.-U. Lee*, D. Nam, H. Cheong
ACS Nano 10 (8), 8113 (2016) / arXiv
M. Kim, S. Han, J.H. Kim, J.-U. Lee, Z. Lee, H. Cheong
2D Materials 3, 034004 (2016) / arXiv
Anisotropic phonon softening of uniaxially strained bilayer graphene
Y. Cho*, S. Jegal*, J.-U. Lee*, D. Yoon, S.-M. Choi, Y. -W. Son, H. Cheong
Carbon 103, 473 (2016)
Raman signatures of polytypism in molybdenum disulfide
J.-U. Lee, K. Kim, S. Han, G. H. Ryu, Z. Lee, H. Cheong
ACS Nano 10 (2), 1948 (2016) / arXiv
Photocurrent generations at ABA/ABC lateral junction in tri-layer graphene photodetector
M. Kim, S. -M. Choi, H. A. Yoon, S. K. Choi, J.-U. Lee, J. Kim, S. -W. Lee, Y. -W. Son, H. Cheong
Carbon 96, 454 (2016) / arXiv
Excitation energy dependent Raman spectrum of MoSe2
D. Nam, J.-U. Lee, H. Cheong
Scientific Reports 5, 17113 (2015) / arXiv
Resonant Raman and photoluminescence spectra of suspended molybdenum disulfide
J.-U. Lee*, K. Kim*, H. Cheong
2D Materials 2(4), 044003 (2015) / arXiv
Raman spectroscopic studies on two-dimensional materials
J.-U. Lee, M. Kim, H. Cheong,
Applied Microscopy 45, 126 (2015).
Engineering optical and electronic properties of WS2 by varying the number of layers
H. -C. Kim, H. Kim, J.-U. Lee, H. -B. Lee, D.-H. Choi, J. -H. Lee, W. H. Lee, S. H. Jhang, B. H. Park, H. Cheong, S. -W. Lee, H. -J. Chung
ACS Nano 9 (7), 6854 (2015)
Saturable optical absorption in MoS2 nano-sheet optically deposited on the optical fiber facet
R. Khazaeinezhad, S. H. Kassani, T. Nazari, H. Jeong, J. Kim, K. Choi, J.-U. Lee, J. H., Kim, H. Cheong, D. -I. Yeom, K. Oh
Optics Communications 335, 224 (2015)
Anomalous excitonic resonance Raman effects in few-layered MoS2
J.-U. Lee*, J. Park*, Y. -W. Son, H. Cheong
Nanoscale 7, 3229 (2015) / arXiv
J. Kim*, J.-U. Lee*, J. Lee, C. Lee, H. Cheong
Nanoscale 7 (44), 18708 (2015) / arXiv
Polarized Raman spectroscopy of Cu-poor and Zn-rich single-crystal Cu2ZnSnSe4
D. Nam, J. Kim, J.-U. Lee, A. Nagaoka, K. Yoshino, W. Cha, H. Kim, I. C. Hwang, K. B. Yoon, H. Cheong
Applied Physics Letters 105, 173903 (2014)
Polarization dependence of double resonant Raman scattering band in bilayer graphene
J.-U. Lee*, N. M. Seck*, D. Yoon, S. -M. Choi, Y. -W. Son, H. Cheong
Carbon 72, 257 (2014) / arXiv
K. H. Lee, B. Lee, S. -J. Hwang, J.-U. Lee, H. Cheong, O. -S. Kwon, K. Shin, N. H. Hur
Carbon 69, 327 (2014)
Excitation energy dependent Raman signatures of ABA- and ABC-stacked few-layer graphene
T. A. Nguyen, J.-U. Lee, D. Yoon, H. Cheong
Scientific Reports 4, 4630 (2014) / arXiv
2011~2012
Estimation of Young’s modulus of graphene by Raman spectroscopy
J.-U. Lee, D. Yoon, H. Cheong
Nano Letters 12 (9), 4444 (2012) / arXiv
Thermal conductivity of suspended pristine graphene measured by Raman spectroscopy
J.-U. Lee, D. Yoon, H. Kim, S. -W. Lee, H. Cheong
Physical Review B 83 (8) 081419 (2011) / arXiv
* equally contributed