THz spintronic emitters: a review on achievements and future challenges

ET Papaioannou, R Beigang - Nanophotonics, 2021 - degruyter.com
The field of THz spintronics is a novel direction in the research field of nanomagnetism and
spintronics that combines magnetism with optical physics and ultrafast photonics. The …

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 …

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 …

Ultrafast spin current generated from an antiferromagnet

H Qiu, L Zhou, C Zhang, J Wu, Y Tian, S Cheng, S Mi… - Nature Physics, 2021 - nature.com
Antiferromagnets (AFMs) have the potential to push spintronic devices from a static condition
or gigahertz frequency range to the terahertz range for the sake of high-speed processing …

[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 …

Terahertz emission from anomalous Hall effect in a single-layer ferromagnet

Q Zhang, Z Luo, H Li, Y Yang, X Zhang, Y Wu - Physical Review Applied, 2019 - APS
We report on terahertz (THz) emission from a single-layer ferromagnet, which involves the
generation of backflow nonthermal charge current from the ferromagnet/dielectric interface …

Generation and manipulation of chiral broadband terahertz waves from cascade spintronic terahertz emitters

X Chen, X Wu, S Shan, F Guo, D Kong, C Wang… - Applied Physics …, 2019 - pubs.aip.org
Polarization shaped terahertz sources play a key factor in terahertz wireless
communications, biological sensing, imaging, coherent control in fundamental sciences, and …