66 citations · 108 across the 9 of their papers we have counts for
9 papers
Pump-induced terahertz conductivity response and peculiar bound state in Mn3Si2Te6
Qiong Wu, Qiangwei Yin, Sijie Zhang +10
We report the significant enhancement on ultrafast terahertz optical conductivity and the unexpected formation of a polaronic-like state in semiconductor Mn3Si2Te6 at room temperat…
Room-temperature non-volatile optical manipulation of polar order in a charge density wave
Qiaomei Liu, Dong Wu, Tianyi Wu +19
Utilizing ultrafast light-matter interaction to manipulate electronic states of quantum materials is an emerging area of research in condensed matter physics. It has significant im…
Highly anisotropic transient optical response of charge density wave order in ZrTe
Li Yue, Amrit Raj Pokharel, Jure Demsar +4
Low dimensionality in CDW systems leads to anisotropic optical properties, in both equilibrium and non-equilibrium conditions. Here we perform polarized two-color pump probe measur…
Optical spectroscopy and band structure calculations of structural phase transition in the Vanadium-based kagome metal ScVSn
Tianchen Hu, Hanqi Pi, Shuxiang Xu +11
In condensed matter physics, materials with kagome lattice display a range of exotic quantum states, including charge density wave (CDW), superconductivity and magnetism. Recently,…
Strong nonlinear optical response and transient symmetry switching in Type-II Weyl semimetal -WP2
Tianchen Hu, Bo Su, Liyu Shi +13
The topological Weyl semimetals with peculiar band structure exhibit novel nonlinear optical enhancement phenomena even for light at optical wavelengths. While many intriguing nonl…
Revealing the frequency-dependent oscillations in the nonlinear terahertz response induced by the Josephson current
Sijie Zhang, Zhiyuan Sun, Qiaomei Liu +11
Nonlinear responses of superconductors to intense terahertz radiation has been an active research frontier. Using terahertz pump-terahertz probe spectroscopy, we investigate the c-…
Ultrabroadband photosensitivity from visible to terahertz at room temperature
Dong Wu, Y. C. Ma, Y. Y. Niu +9
Charge-density wave (CDW) is one of the most fundamental quantum phenomena in solids. Different from ordinary metals in which only single particle excitations exist, CDW also has c…
Valley polarization generated in 3-dimensional group-IV monochalcogenids
Tiantian Zhang, Sijie Zhang, Gang Xu +2
Valleytronics is one of the breaking-through to the technology of electronics, which provides a new degree of freedom to manipulate the properties of electrons. Combining DFT calcu…
Tunable near- to mid-infrared pump terahertz probe spectroscopy in reflection geometry
S. J. Zhang, Z. X. Wang, T. Dong +1
Strong-field mid-infrared pump--terahertz (THz) probe spectroscopy has been proven as a powerful tool for light control of different orders in strongly correlated materials. We rep…