3 papers
cond-mat.mtrl-sci2026
Electric field switching of chiral phonons
Michael Grimes, Clifford J. Allington, Hiroki Ueda +8
Lattice vibrations carrying angular momentum, known as chiral phonons, have emerged as a promising route to control and understand complex material properties, yet their determinis…
cond-mat.supr-con2025
Visualizing a Terahertz Superfluid Plasmon in a Two-Dimensional Superconductor
Alexander von Hoegen, Tommy Tai, Clifford J. Allington +13
The superconducting gap defines the fundamental energy scale for the emergence of dissipationless transport and collective phenomena in a superconductor. In layered high-temperatur…
cond-mat.str-el2025
Distinct Optical Excitation Mechanisms of a Coherent Magnon in a van der Waals Antiferromagnet
Clifford J. Allington, Carina A. Belvin, Urban F. P. Seifert +9
The control of antiferromagnets with ultrashort optical pulses has emerged as a prominent field of research. Tailored laser excitation can launch coherent spin waves at terahertz f…