Multidimensional terahertz probes of quantum materials

A Liu - npj Quantum Materials, 2025 - nature.com
Multidimensional spectroscopy has a long history originating from nuclear magnetic
resonance, and has now found widespread application at infrared and optical frequencies …

Topological magneto-optical effect from skyrmion lattice

YD Kato, Y Okamura, M Hirschberger, Y Tokura… - Nature …, 2023 - nature.com
The magnetic skyrmion is a spin-swirling topological object characterized by its nontrivial
winding number, holding potential for next-generation spintronic devices. While optical …

Negative Photoconductivity of Fe3GeTe2 Crystal with Native Heterostructure for Ultraviolet to Terahertz Ultra‐Broadband Photodetection

S Ma, G Li, Z Li, T Wang, Y Zhang, N Li… - Advanced …, 2024 - Wiley Online Library
Gaining insight into the photoelectric behavior of ferromagnetic materials is significant for
comprehensively gras** their intrinsic properties and broadening future application fields …

Emerging flat bands and spin polarization in nanodiamond island superlattices with varying carrier effective masses

GT Oyeniyi, IA Melchakova, DR Engelgardt… - Applied Surface …, 2024 - Elsevier
For the first time, a set of regular 2D sp 2/sp 3 hybrid superlattices of nanodiamond islands
confined between two graphene sheets (NDI-c2G) were proposed and explored using …

Quantized Hall current in a topological nodal-line semimetal under electromagnetic waves

PH Shih, TN Do, G Gumbs, D Huang, H Lin, TR Chang - Physical Review B, 2024 - APS
Photocurrent acts as one of measurable responses of material to light, which has proved
itself to be crucial for sensing and energy harvesting. Topological semimetals with gapless …

Charge dynamics of a noncentrosymmetric magnetic Weyl semimetal

R Yang, M Corasaniti, CC Le, C Yue, Z Hu… - npj Quantum …, 2022 - nature.com
The interplay of topology with magnetism in Weyl semimetals recently arose to a vanguard
topic, because of novel physical scenarios with anomalous transport properties. Here, we …

Large magneto-optical effects in the van der Waals ferrimagnet

Y Yin, X Wan, X Tu, D Wang - Physical Review B, 2024 - APS
Usually, traditional magneto-optical (MO) applications demand high magneto-optic figures of
merit, which results in limited available materials. Tunable MO applications concerning …

Critical enhancement of the spin Hall effect by spin fluctuations

S Okamoto, N Nagaosa - npj Quantum Materials, 2024 - nature.com
The spin Hall (SH) effect, the conversion of the electric current to the spin current along the
transverse direction, relies on the relativistic spin-orbit coupling (SOC). Here, we develop a …

Magneto-optical properties of heavily Fe-doped GaAs: a density functional approach

J Zarpellon, DH Mosca, J Varalda - Physical Chemistry Chemical …, 2024 - pubs.rsc.org
The magneto-optical properties of heavily iron-doped GaAs are investigated. Complex
permittivity, optical conductivity and absorption coefficients are mainly discussed using spin …