The 2023 terahertz science and technology roadmap
A Leitenstorfer, AS Moskalenko… - Journal of Physics D …, 2023 - iopscience.iop.org
Terahertz (THz) radiation encompasses a wide spectral range within the electromagnetic
spectrum that extends from microwaves to the far infrared (100 GHz–∼ 30 THz). Within its …
spectrum that extends from microwaves to the far infrared (100 GHz–∼ 30 THz). Within its …
[HTML][HTML] Polarization anisotropy in nanowires: Fundamental concepts and progress towards terahertz-band polarization devices
Pronounced polarization anisotropy in semiconductor nanowires has been exploited to
achieve polarization-sensitive devices operating across the electromagnetic spectrum, from …
achieve polarization-sensitive devices operating across the electromagnetic spectrum, from …
[HTML][HTML] Optical characterisation of nanowire lasers
Semiconductor nanowire lasers are single-element structures that can act as both gain
material and cavity for optical lasing. They have typical dimensions on the order of an optical …
material and cavity for optical lasing. They have typical dimensions on the order of an optical …
Evidence of polaron formation in halide perovskites via carrier effective mass measurements
Carrier effective mass is a central parameter in solid-state physics. It is a measure of the
strength of the coupling between a carrier and excitations arising from its surrounding …
strength of the coupling between a carrier and excitations arising from its surrounding …
[HTML][HTML] Real-time and calibration-free generalized terahertz time-domain spectroscopic ellipsometry
H Chen, K Wang, X Chen, G Fang - Applied Physics Letters, 2024 - pubs.aip.org
Spectroscopic ellipsometry is a high-precision and powerful optical characterization
technique, which can be categorized into two fundamental types of standard and …
technique, which can be categorized into two fundamental types of standard and …
Ultrawideband solid-state terahertz phase shifter electrically modulated by tunable conductive interface in total internal reflection geometry
X Liu, D Yu, C Sun, Z Mei, H Chen, K Zheng… - ACS …, 2024 - ACS Publications
Phase modulation plays a crucial role in various terahertz applications, including radar
detection, biomedical imaging, and data communication. Existing terahertz phase shifters …
detection, biomedical imaging, and data communication. Existing terahertz phase shifters …
[HTML][HTML] Ultrafast photoconductivity dynamics in narrow-gap HgCdTe films
Mercury cadmium telluride (Hg 1− x Cd x Te or MCT) is the premier material for infrared
detection. However, despite its importance, studies exploring the ultrafast photoresponse in …
detection. However, despite its importance, studies exploring the ultrafast photoresponse in …
Semiconductor terahertz physics
RA Lewis - Annalen der Physik, 2023 - Wiley Online Library
A rich range of physical phenomena exhibit frequencies in the range of 0.1–10 THz. Within
semiconductors, these include phononic, electronic, and mixed modes of oscillations. These …
semiconductors, these include phononic, electronic, and mixed modes of oscillations. These …
Non-contact characterization of carrier mobility in long-wave infrared HgCdTe films with terahertz time-domain spectroscopy
We use terahertz time-domain spectroscopy to measure the complex dielectric function of
long-wave infrared Hg 1-x Cd x Te films (x= 0.18, 0.20, 0.22) as a function of temperature in …
long-wave infrared Hg 1-x Cd x Te films (x= 0.18, 0.20, 0.22) as a function of temperature in …
Cyclotron resonance imaging at cryogenic temperatures enabled by electric field modification in a microwave cavity
I Akimoto, T Suzuki, N Naka… - Journal of Physics D …, 2024 - iopscience.iop.org
Cyclotron resonance (CR) is a standard but emerging technique for investigating carrier
properties of semiconductors. We have succeeded in CR measurements by employing a …
properties of semiconductors. We have succeeded in CR measurements by employing a …