Roadmap of spin–orbit torques

Q Shao, P Li, L Liu, H Yang, S Fukami… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
Spin–orbit torque (SOT) is an emerging technology that enables the efficient manipulation of
spintronic devices. The initial processes of interest in SOTs involved electric fields, spin …

Terahertz spectroscopy in biomedical field: a review on signal-to-noise ratio improvement

Y Peng, C Shi, Y Zhu, M Gu, S Zhuang - PhotoniX, 2020 - Springer
With the non-ionizing, non-invasive, high penetration, high resolution and spectral
fingerprinting features of terahertz (THz) wave, THz spectroscopy has great potential for the …

Broadband spintronic terahertz source with peak electric fields exceeding 1.5 MV/cm

R Rouzegar, AL Chekhov, Y Behovits, BR Serrano… - Physical Review …, 2023 - APS
In this work, we improve the performance of an optically pumped spintronic terahertz emitter
(STE) by a factor of up to 6 in field amplitude through an optimized photonic and thermal …

[HTML][HTML] Spintronic sources of ultrashort terahertz electromagnetic pulses

TS Seifert, L Cheng, Z Wei, T Kampfrath, J Qi - Applied Physics Letters, 2022 - pubs.aip.org
Spintronic terahertz emitters are broadband and efficient sources of terahertz radiation,
which emerged at the intersection of ultrafast spintronics and terahertz photonics. They are …

Spintronic terahertz emitters: Status and prospects from a materials perspective

C Bull, SM Hewett, R Ji, CH Lin, T Thomson… - Apl Materials, 2021 - pubs.aip.org
Spintronic terahertz (THz) emitters, consisting of ferromagnetic (FM)/non-magnetic (NM) thin
films, have demonstrated remarkable potential for use in THz time-domain spectroscopy and …

[HTML][HTML] Ultrafast spin-currents and charge conversion at 3d-5d interfaces probed by time-domain terahertz spectroscopy

TH Dang, J Hawecker, E Rongione… - Applied Physics …, 2020 - pubs.aip.org
Spintronic structures are extensively investigated for their spin–orbit torque properties,
required for magnetic commutation functionalities. Current progress in these materials is …

[HTML][HTML] Studying spin–charge conversion using terahertz pulses

L Cheng, Z Li, D Zhao, EEM Chia - Apl Materials, 2021 - pubs.aip.org
Spin–charge conversion is a spin–orbit coupling phenomena where electrical currents can
generate transverse spin currents and vice versa. It is one of the central topics in spintronics …

[HTML][HTML] Spintronic terahertz emitter

Z Feng, H Qiu, D Wang, C Zhang, S Sun… - Journal of Applied …, 2021 - pubs.aip.org
While the technology of microwave and infrared sources is quite mature and has been
widely used in our daily life for decades, sources that can work well across the terahertz …

Principles of spintronic THz emitters

W Wu, C Yaw Ameyaw, MF Doty… - Journal of Applied …, 2021 - pubs.aip.org
Significant progress has been made in answering fundamental questions about how and,
more importantly, on what time scales interactions between electrons, spins, and phonons …

Active spintronic-metasurface terahertz emitters with tunable chirality

C Liu, S Wang, S Zhang, Q Cai, P Wang… - Advanced …, 2021 - spiedigitallibrary.org
The ability to generate and manipulate broadband chiral terahertz waves is essential for
applications in material imaging, terahertz sensing, and diagnosis. It can also open up new …