Spintronic terahertz emitters in silicon-based heterostructures

J Liu, K Lee, Y Yang, Z Li, R Sharma, L Xi, T Salim… - Physical Review …, 2022 - APS
Integration of active elements into silicon wafers is the first step towards their usage in
modern electronic devices based on nanometric structures. Spintronic terahertz emitters …

[HTML][HTML] Theoretical Models for Performance Analysis of Spintronic THz Emitters

Y Yang, S Dal Forno, M Battiato - Photonics, 2024 - mdpi.com
The terahertz (THz) region of the electromagnetic spectrum, spanning from 0.1 to 10 THz,
offers unique opportunities for imaging, spectroscopy, and communication applications …

Modeling spintronic terahertz emitters as a function of spin generation and diffusion geometry

Y Yang, S Dal Forno, M Battiato - Physical Review B, 2023 - APS
Spintronic THz emitters (STE) are efficient THz sources constructed using thin heavy-metal
(HM) and ferromagnetic-metal (FM) layers. To improve the performance of the STE, different …

Perturbative transfer matrix method for optical-pump terahertz-probe spectroscopy of ultrafast dynamics in spintronic terahertz emitters

Y Yang, S Dal Forno, M Battiato - Physical Review B, 2024 - APS
The rise of spintronic terahertz (THz) emitters has captured considerable attention owing to
their potential for delivering high-intensity broadband THz pulses. The quest for enhancing …

Terahertz Multiple Echoes Correction and Non-Destructive Testing Based on Improved Wavelet Multi-Scale Analysis

W Xiong, L Li, J Ren, J Gu, D Zhang, J Xue - Sensors, 2022 - mdpi.com
During terahertz (THz) non-destructive testing (NDT), multiple echoes from the sample
interface reflection signals are mixed with the detection signals, resulting in signal distortion …

The elimination of the FP effect in terahertz signals from a parameter-optimized decomposition

J Zhang, J Ren, L Li, J Gu, D Zhang, C Qi… - Infrared Physics & …, 2023 - Elsevier
An improved variational modal decomposition method is proposed in this study which
selects the penalty factor and decomposition number of the variational modal decomposition …

A reconstructing approach to reduce distortion in detection of THz pulses via electro-optic sampling

J Gholinejad, S Matloub, A Rostami - Nano Communication Networks, 2024 - Elsevier
Terahertz (THz) band is an important range in photonics, and provides numerous
advantages in various applications. One of the most popular detection methods for THz …

Modeling terahertz wave propagation and production in out-of-equilibrium complex heterostructure devices

Y Yang - 2023 - dr.ntu.edu.sg
THz spectroscopy is one of the main technical tools to study the physics of THz devices and
ultrafast dynamics. Therefore, the development of THz experimental techniques in studying …