Choi, Hyunyong Professor
Office :
56-306
,
+82-2-880-4225
Lab. :
22-221
http://choigroup.snu.ac.kr/
(Ultrafast Quantum Photonics Laboratory)
Education
- · 2004-2007; Ph.D. in Electrical Engineering and Computer Science, University of Michigan, Ann Arbor
- · 2002-2004; M.S. in Electrical Engineering and Computer Science, University of Michigan, Ann Arbor
- · 1996-2002; B.S. in Electrical Engineering, Yonsei University
Career
- · 2019.9-present; Associate Professor, Department of Physics and Astronomy, Seoul National University
- · 2018.3-2019.2; Visiting Professor, Department of Applied Physics and SLAC National Accelerator Laboratory, Stanford University
- · 2015.8-2019.8; Associate Professor, School of Electrical and Electronic Engineering, Yonsei University
- · 2011.3-2015.8; Assistant Professor, School of Electrical and Electronic Engineering, Yonsei University
- · 2008.1-2010.12; Postdoctoral Fellow, Lawrence Berkeley National Laboratory
Research Interests
Selected Publications in the last 5 years
- [invited review] C. In and H. Choi†, "Dirac Fermion and Plasmon Dynamics in Graphene and Three-Dimensional Topological Insulators", Advanced Optical Materials, 1801334 (2019)
- S. Cha*, M. Noh*, J.-H. Kim, J. Son, H. Bae, D. Lee, H. Kim, J. Lee, H. Shin, S. Sim, S. Yang, S. Lee, W. Shim, C.-H. Lee, M.-H. Jo, J. S. Kim, D. Kim, and H. Choi†, "Generation, transport, and detection of valley-locked spin photocurrent in WSe2-graphene-Bi2Se3 heterostructures", Nature Nanotechnology 13, 910-914 (2018)
- S.-Y. Seo, J. Park, J. Park, K. Song, S. Cha, S. Sim, S. -Y. Choi, H. W. Yeom, H. Choi, and M. -H. Jo†, “Writing of Monolithic Integrated Circuits on a Two-Dimensional van der Waals Semiconductor with a Scanning Light Probe", Nature Electronics 1, 512-517 (2018)
- S. Sim, D. Lee, A. V. Trifonov, T. Kim, S. Cha, J. H. Sung, S. Cho, W. Shim, M. -H. Jo†, and H. Choi†, "Ultrafast quantum beats of anisotropic excitons in atomically thin ReS2", Nature Communications 9, 351 (2018)
- S. Sim*, D. Lee*, M. Noh, S. Cha, C. H. Soh, J. H. Sung, M. H. Jo, and H. Choi†, "Selectively tunable optical Stark effect of anisotropic excitons in atomically thin ReS2", Nature Communications 7, 13569 (2016)
- S. Cha*, J. H. Sung*, S. Sim, J. Park, H. Heo, M.-H. Jo†, and H. Choi†, “1s intraexcitonic dynamics in monolayer MoS2 probed by ultrafast mid-infrared spectroscopy”, Nature Communications 7, 10768 (2016)
- S. Sim, H. Jang, N. Koirala, M. Brahlek, J. Moon, J. H. Sung, J. Park, S. Cha, S. Oh, M.-H. Jo, J.-H. Ahn, and H. Choi†, “Ultra-high modulation depth exceeding 2,400 % in the optically-controlled topological surface plasmons”, Nature Communications 6, 8814 (2015)
- D. B. Velusamy, R. H. Kim, S. Cha, J. Huh, R. Khazaeinezhad, S. H. Kassani, G. Song, S. M. Cho, S. H. Cho, I. Hwang, J. Lee, K. Oh, H. Choi†, and C. Park†, “Flexible transition metal dichalcogenide nanosheets for band selective photo-detection”, Nature Communications 6, 8063 (2015)