Direct Observation of Coherent Longitudinal and Shear Acoustic Phonons in the Weyl Semimetal TaAs
Using Ultrafast X-ray Diffraction

Min-Cheol Lee*, N. Sirica, S. W. Teitelbaum, A. Maznev, T. Pezeril, R. Tutchton, V. Krapivin, G. A. de la Pena, Y. Huang,  L. X. Zhao, G. F. Chen, B. Xu, R. Yang, J. Shi, J.-X. Zhu, D. A.Yarotski, X. G. Qiu, K. A. Nelson, M. Trigo, D. A. Reis, and R. P. Prasankumar*


Coherent Helicity-Dependent Spin-Phonon Oscillations in the Ferromagnetic van der Waals Crystal CrI3

P. Padmanabhan*F. L. BuessenR. TutchtonK. W. C. KwockS. GilinskyM.-C. LeeM. A. McGuireS. R. SingamaneniD. A. YarotskiA. Paramekanti*J.-X. Zhu*R. P. Prasankumar*


Photocurrent-driven transient symmetry breaking in the Weyl semimetal TaAs 

N. Sirica*, P. P. Orth, M. S. Scheurer, Y. M. Dai, M.-C. Lee, P. Padmanabhan, L. T. Mix, L. X. Zhao, G. F. Chen, B. Xu, R. Yang,

B. Shen, C.-C. Lee, H. Lin, T. A. Cochran, S. A. Trugman, J.-X. Zhu, M. Z. Hasan, N. Ni, X. G. Qiu, A. J. Taylor, D. A. Yarotski, and

R. P. Prasankumar*


Hot Carrier Cooling and Recombination Dynamics of Chlorine Doped Hybrid Perovskite Single Crystals

La Moyne Tyler Mix, Dibyajyoti Ghosh, Jeremy T. Tisdale, Min-Cheol Lee, Kenneth R O'Neal, Nicolas Sirica, Amanda J Neukirch, Wanyi Nie, Antoinette J. Taylor, Rohit P. Prasankumar, Sergei Tretiak, and Dmitry A Yarotski

Journal of Physical Chemistry Letters 11, 8430 (2020).

Negligible substrate‐induced strain effects on magnetic properties of SrRuO3 thin films 

Seung Ran Lee*, Muhammad Shahbaz Anwar, Yeong Jae Shin, Min-Cheol Lee, Yusuke Sugimoto, Masanao Kunieda, Shingo Yonezawa Yoshiteru Maeno, and  Tae Won Noh

Physica status solidi B 2000047 (2020)

Rotation of reflectivity anisotropy due to uniaxial strain along [110]tetr in the electron-doped Fe-based superconductor Ba(Fe0.955Co0.045)2As2 

Inho Kwak, Soonsang Huh, Min-Cheol Lee, Younsik Kim, Bumjoo Lee, Y. S. Lee, C. W. Seo, Byung Cheol Park, Thomas Wolf, 

Changyoung Kim, Tae Won Noh*, and K. W. Kim*

Physical Review B 101, 165136 (2020).

Nematic fluctuations in optimally doped BaFe1.87Co0.13As2 observed in photoinduced reflectivity change 

YeongSeon Lee, Inho Kwak, Min-Cheol Lee, Choongwon Seo, Youngchan Kim, T. Wolf, Tae Won Noh, Kyungwan Kim*

Phys. Status Solidi RRL 2020, 1900584 (2020).

Evidence of structural evolution in Sr2RhO4 studied by time-resolved optical reflectivity spectroscopy

Min-Cheol Lee, Inho Kwak, Choong H. Kim, Bumjoo Lee, Byung Cheol Park, Junyoung Kwon, Wonshik Kyung,

Changyoung Kim, Tae Won Noh, and Kyungwan Kim

Physical Review B 100, 235139 (2019(arXiv:1908.04479)

Ultrafast dynamics in the Lifshitz-type 5d pyrochlore antiferromagnet Cd2Os2O7

Inho Kwak, Min-Cheol Lee, Byung Cheol Park, Choong H. Kim, Bumjoo Lee, C. W. Seo, J. Yamaura, Z. Hiroi, Tae Won Noh, and Kyungwan Kim

Physical Review B 100, 144309 (2019).

Revealing electrically undetectable room temperature surface-mobility of bulky topological insulators by spectroscopic techniques

Bumjoo Lee, Jinsu Kim, Jonghyeon Kim, Na Hyun Jo, Yukiaki Ishida, So Yeun Kim, Min-Cheol Lee, Inho Kwak, Shik Shin, Kyungwan Kim, Jae Hoon Kim, Myung-Hwa Jung, Tae Won Noh, Byung Cheol Park


Strong spin-phonon coupling unveiled by coherent phonon oscillations in Ca2RuO4

Min-Cheol Lee, Choong Hyun Kim, Inho Kwak, C. W. Seo, Changhee Sohn, F. Nakamura, C. Sow, Y. Maeno, E.-A. Kim,

T. W. Noh and Kyungwan Kim

Physical Review B 99, 144306 (2019) (arXiv:1712.03028)

Abnormal phase flip in coherent phonon oscillations of Ca2RuO4

Min-Cheol Lee, Choong Hyun Kim, Inho Kwak, J. Kim, S. Yoon, Byung Cheol Park, Bumjoo Lee, F. Nakamura, C. Sow, Y. Maeno, 

T. W. Noh and Kyungwan Kim

Physical Review B 98, 161115(R) (2018) (arXiv:1808.06026)

Magnetoelastic octahedral breathing mode in ferrimagnetic La2CoIrO6 double perovskite

Sanghyun Lee, Min-Cheol Lee, Yoshihisa Ishikawa, Ping Miao, Shuki Torii, C. J. Won, K. D. Lee, N. Hur, Deok-Yong Cho, and Takashi Kamiyama

Physical Review B 98, 104409 (2018)

Crystal and magnetic structures of La2CoPtO6 double perovskite

Sanghyun Lee, Min-Cheol Lee, Yoshihisa Ishikawa, Ping Miao, Shuki Torii, C. J. Won, K. D. Lee, N. Hur, Deok-Yong Cho, and Takashi Kamiyama

ACS Omega 3, 11624 (2018)

Spectroscopic studies on metal-insulator transition mechanism in correlated materials​

So Yeun Kim*, Min-Cheol Lee*, Garam Han, Marie Kratochvilova, Seokhwan Yun, Soon Jae Moon, Changhee Sohn,

Je-Geun Park, Changyoung Kim, and Tae Won Noh (* co-1st authors)

Advanced Materials, 1704777 (2018)

Hybridized orbital states in spin-orbit coupled 3d-5d double perovskites studied by x-ray absorption spectroscopy

Min-Cheol Lee, Sanghyun Lee, C. J. Won, K. D. Lee, N. Hur, Jeng-Lung Chen, Deok-Yong Cho and T. W. Noh

Physical Review B 97, 125123 (2018)

Charge-spin correlation in van der Waals antiferromagnet NiPS3

So Yeun Kim, Tae Yun Kim, Luke J. Sandilands, Soobin Sinn, Min-Cheol Lee, Jaeseok Son, Sungmin Lee, Ki-Young Choi, Wondong Kim, Byeong-Gyu Park, C. Jeon, Hyeong-Do Kim, Cheol-Hwan Park, Je-Geun Park, S. J. Moon, and T. W. Noh

Physical Review Letters 120, 136402 (2018)

Electrodynamic properties of the semimetallic Dirac material SrMnBi2: Two-carrier-model analysis

H. J. Park, Byung Cheol Park, Min-Cheol Lee, D. W. Jeong, Joonbum Park, Jun Sung Kim, Hyo Seok Ji, J. H. Shim, K. W. Kim, S. J. Moon, Hyeong-Do Kim, Deok-Yong Cho, and T. W. Noh

Physical Review B 96, 155139 (2017)

Stabilization of ferromagnetic ordering in cobaltite double perovskites of La2CoIrO6 and La2CoPtO6

Min-Cheol Lee, C. H. Sohn, S. Y. Kim, K. D. Lee, C. J. Won, N. Hur, J.-Y. Kim, Deok-Yong Cho, T. W. Noh

Journal of Physics: Condensed Matter 27, 33 (2015)

Orbital-Dependent Polaron Formation in the Relativistic Mott Insulator Sr2IrO4

C. H. Sohn, Min-Cheol Lee, H. J. Park, Kyung Joo Noh, H K. Yoo, S. J. Moon, K. W. Kim, T. F. Qi, G. Cao, D.-Y. Cho and T. W. Noh

Physical Review B 90, 041105(R) (2014) 

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