Physical review letters
Electrically Tunable Picosecond-Scale Octupole Fluctuations in Chiral Antiferromagnets.
Shiva T Konakanchi, Sagnik Banerjee, Mohammad M Rahman, Yuta Yamane, Shun Kanai, Shunsuke Fukami, Pramey Upadhyaya
Published: 202510.1103/w2wj-c9jx
Abstract
We present a theory for the relaxation time of the octupole order parameter in nanoscale chiral antiferromagnets (AFMs) coupled to thermal baths and spin injection sources. Using stochastic spin dynamics simulations, we demonstrate that the octupole…
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