Recent progress in terahertz metamaterial modulators
Abstract The terahertz (0.1–10 THz) range represents a fast-evolving research and industrial
field. The great interest for this portion of the electromagnetic spectrum, which lies between …
field. The great interest for this portion of the electromagnetic spectrum, which lies between …
Near-field spectroscopy of individual asymmetric split-ring terahertz resonators
Metamaterial resonators have become an efficient and versatile platform in the terahertz
frequency range, finding applications in integrated optical devices, such as active …
frequency range, finding applications in integrated optical devices, such as active …
Switchable THz guided mode enhancement in subwavelength thick PTFE-polyimide based metamaterial devices
We report an efficient approach to enhance terahertz (THz)-guided modes for realizing
subwavelength thick metamaterial devices (MMD). Here, a combination of hollow and slitted …
subwavelength thick metamaterial devices (MMD). Here, a combination of hollow and slitted …
Research on mid-infrared external cavity quantum cascade lasers and applications
Y Ma, K Ding, L Wei, X Li, J Shi, Z Li, Y Qu, L Li, Z Qiao… - Crystals, 2022 - mdpi.com
In this paper, we review the progress of the development and application of external cavity
quantum cascade lasers (ECQCLs). We concentrated on ECQCLs based on the wide …
quantum cascade lasers (ECQCLs). We concentrated on ECQCLs based on the wide …
All in one‐chip, electrolyte‐gated graphene amplitude modulator, saturable absorber mirror and metrological frequency‐tuner in the 2–5 THz range
Layered 2D materials display unique optical and electrical properties that can enable
manipulation, propagation, and detection of electromagnetic waves over a broad spectral …
manipulation, propagation, and detection of electromagnetic waves over a broad spectral …
[HTML][HTML] Terahertz imaging with self-pulsations in quantum cascade lasers under optical feedback
The phenomenon of self-pulsation (SP) in terahertz (THz) quantum cascade lasers (QCLs)
due to optical feedback was reported recently. In this Letter, we propose a THz imaging …
due to optical feedback was reported recently. In this Letter, we propose a THz imaging …
Semi-transparent reduced graphene oxide photodetectors for ultra-low power operation
WC Tu, YH Shih, JH Huang, YC Chen - Optics Express, 2021 - opg.optica.org
The emerged demand for high-performance systems promotes the development of two-
dimensional (2D) graphene-based photodetectors. However, these graphene-based …
dimensional (2D) graphene-based photodetectors. However, these graphene-based …
Wavelength scaling of widely-tunable terahertz quantum-cascade metasurface lasers
Terahertz (THz) external-cavity lasers based on quantum-cascade (QC) metasurfaces are
emerging as widely-tunable, single-mode sources with the potential to cover the 1--6 THz …
emerging as widely-tunable, single-mode sources with the potential to cover the 1--6 THz …
[HTML][HTML] Combined resonant tunneling and rate equation modeling of terahertz quantum cascade lasers
Terahertz (THz) quantum cascade lasers (QCLs) are technologically important laser sources
for the THz range but are complex to model. An efficient extended rate equation model is …
for the THz range but are complex to model. An efficient extended rate equation model is …
Hybrid silicon-organic Huygens' metasurface for phase modulation
Spatial light modulators have desirable applications in sensing and free space
communication because they create an interface between the optical and electronic realms …
communication because they create an interface between the optical and electronic realms …