3 papers
cond-mat.mtrl-sci2025
Evidence of Ultrashort Orbital Transport in Heavy Metals Revealed by Terahertz Emission Spectroscopy
Tongyang Guan, Jiahao Liu, Wentao Qin +4
The orbital angular momentum of electrons offers a promising, yet largely unexplored, degree of freedom for ultrafast, energy-efficient information processing. As the foundation of…
cond-mat.mtrl-sci2024
Interfacial Perpendicular Magnetic Anisotropy of Ultrathin Fe(001) Film Grown on CoO(001) Surface
Tong Wu, Yunzhuo Wu, Haoran Chen +10
Exploring novel systems with perpendicular magnetic anisotropy (PMA) is vital for advancing memory devices. In this study, we report an intriguing PMA system involving an ultrathin…
physics.optics2023
Flexible generation of structured terahertz fields via programmable exchange-biased spintronic emitters
Shunjia Wang, Wentao Qin, Tongyang Guan +7
Structured light, particularly in the terahertz frequency range, holds considerable potential for a diverse range of applications. However, the generation and control of structured…