1. Terahertz spectroscop
2. Ultrafast time-resolved spectroscopy
3. Ultrafast X-ray

Terahertz spectroscopy and ultrafast time-resolved spectroscopy of condensed matters

1. Wen-Yen Tzeng, Ya-Hsin Tseng, Tien-Tien Yeh, Chien-Ming Tu, Raman Sankar, Yu-Han Chen, Bang-Hao Huang, Fang-Cheng Chou, Chih-Wei Luo, “Green fabrication of selenium nanoparticle by femtosecond laser-induced plasma shock wave deposition”, Opt. Express 28, 685 (2020).
2. X. Wang, A. Jarnac, C. Ekström, Å. Bengtsson, F. Dorchies, H. Enquist, A. Jurgilaitis, M. Pedersen, C. M. Tu, M. Wulff, and J. Larsson, “Generation of a large compressive strain wave in graphite by ultrashort-pulse laser irradiation”, Struct. Dyn. 6, 024501 (2019)
3. H. Enquist, A. Jurgilaitis, A. Jarnac, Å. Bengtsson, M. Burza, F. Curbis, C. Dirsch, C. Ekström, M. Harb, L. Isaksson, M. Kotur, D. Kroon, F. Lindau, E. Mansten, J. Nygaard, A. Persson, V. T. Pham, M. Rissi, S. Thorin, C. M. Tu, E. Wallen, X.Wang, S. Werin and J. Larsson, “FemtoMAX – an X-ray beamline for structural dynamics at the short-pulse facility of MAX IV”, J. Synchrotron Rad. 25, 570 (2018).
4. C. M. Tu,* Y. C Chen, P. Huang, P. Y. Chuang, M. Y. Lin, C. M. Cheng, J. Y. Lin, J. Y. Juang, K. H. Wu, J. C. A. Huang,† W. F. Pong, T. Kobayashi, and C. W. Luo‡, “Helicity-dependent terahertz emission spectroscopy of topological insulator Sb2Te3 thin films”, Phys. Rev. B 96, 195407 (2017).
5. A. Jarnac, X. Wang, Å. Bengtsson, J. Ekström, H. Enquist, A. Jurgilaitis, D. Kroon, A. Persson, V.-T. Pham, C. M. Tu, and J. Larsson, “Communication: Demonstration of a 20 ps X-ray switch based on a photoacoustic transducer”, Struct. Dyn. 4, 051102 (2017).
6. T. T. Yeh, H. Shirai, C. M. Tu, T. Fuji, C.-W. Luo, “Ultrafast carrier dynamics in Ge by ultra-broadband mid-infrared probe spectroscopy”, Sci. Rep. 7, 40492 (2017).
7. C. M. Tu, L.-H. Chou, M. Rajaboopathi, C. W. Luo, K. H. Wu, V. Krishnakumar, and T. Kobayashi, “THz emission from organic nonlinear co-crystal: 2,6-diaminopyridinium -4-nitrophenolate-4-nitrophenol (DAP:NP)”, Opt. Express 24, 5039 (2016).
8. C. W. Luo, P. C. Cheng, C. M. Tu, C. N. Kuo, C. M. Wang and C. S. Lue, “Dynamics of phonons in Sr3Ir4Sn13: an experimental study by ultrafast spectroscopy measurements”, New J. Phys. 18, 073045 (2016).
9. C. M. Tu, T. T. Yeh, W. Y. Tzeng, S. A. Ku, H.-J. Chen, C. W. Luo, J.-Y. Lin, K. H. Wu, J. Y. Juang, T. Kobayashi, H. Berger, R. Sankar, and F. C. Chou, “Manifestation of a Second Dirac Surface State and Bulk Bands in THz Radiation from Topological Insulators”, Sci. Rep. 5, 14128 (2015).
10. C. W. Luo, H.-J. Chen, C. M. Tu, C. C. Lee, S. A. Ku, W. Y. Tzeng, T. T. Yeh, M. C. Chiang, H. J. Wang, W. C. Chu, J.-Y. Lin, K. H. Wu, J. Y. Juang, T. Kobayashi, C.-M. Cheng, C.-H. Chen, K.-D. Tsuei, H. Berger, R. Sankar, F. C. Chou, and H. D. Yang, “THz Generation and Detection on Dirac Fermions in Topological Insulators”, Adv. Optical Mater. 1 , 804 (2013).
11. S. A. Ku, C. M. Tu, W.-C. Chu, C. W. Luo, K. H. Wu, A. Yabushita, C. C. Chi and T. Kobayashi, “Saturation of the free carrier absorption in ZnTe crystals”, Opt. Express 21, 13930, (2013).
12. C. M. Tu*, S. A. Ku, W. C. Chu, C. W. Luo, J. C. Chen, and C. C. Chi, “Pulsed terahertz radiation due to coherent phonon-polariton excitation in <110> ZnTe crystal”, J. Appl. Phys. 112, 093110, (2012).