Metasurfaces provide a potent platform for the dynamic manipulation of electromagnetic waves. Coupled with phase-change materials, they facilitate the creation of versatile metadevices, showcasing various tunable functions based o

This work introduces a novel method for measuring thin film thickness, employing a multi-wavelength method that significantly reduces the need for broad-spectrum data. Unlike traditional techniques that require several hundred spe

An LD directly-pumped solid-state laser is considered to be one of the most promising mid-infrared light sources because of its simple principle, small size, and compact structure for the generation of mid-infrared (MIR) lasers in

This article introduces a method of achieving high polarization extinction ratio using a subwavelength grating structure on a lithium niobate thin film platform, and the chip is formed on the surface of the lithium niobate thin fi

With a single-photon detector, photon-counting LiDAR (PCL) captures a large amount of background noise along with the target scattered/reflected echo signals, because of the influence of factors such as the background environment,

An enhancement of mid-wavelength infrared absorbance is achieved via a cost-effectively chemical method to bend the flakes by grafting two types of alkane octane (C8H18) and dodecane (C12H26) onto the surface terminals respectivel

In this paper, the research results of 12.5 μm long-wavelength infrared InAs/GaSb superlattice focal plane arrays were reported. The superlattice structure was grown on GaSb substrate using molecular beam epitaxy (MBE) technology.

Hexagonal boron nitride (h-BN) is found to have widespread application, owing to its outstanding properties, including gate dielectrics, passivation layers, and tunneling layers. The current studies on the fundamental physical pro

The response wavelength of the blocked-impurity-band (BIB) structured infrared detector can reach 200 μm, which is the most important very long wavelength infrared astronomical detector. The ion implantation method greatly simplif

The pursuit of ultra-small pixel pitch InGaAs detectors necessitates a meticulous approach to addressing challenges associated with crosstalk reduction and dark current minimization. By developing the fabrication process technolog

The master oscillator power amplifier (MOPA) laser is receiving increasing attention due to its ability to achieve high power and beam quality output. In order to improve the polarization degree of MOPA laser and reduce the effici

The encoding aperture snapshot spectral imaging system, based on compressive sensing theory, can be regarded as an encoder, which can efficiently obtain compressed two-dimensional spectral data and then decode it into three-dimens

To avoid the accumulation of estimation errors from explicitly aligning multi-frame features in current infrared small-dim target detection algorithms, and to alleviate the loss of target features due to network downsampling, a pr

Person re-identification is the task of retrieving a specified target from multiple data sources. The difference between infrared (IR) and visible light (VIS) images is large, and cross-modal retrieval of visible light and infrare

Based on the GaAs planar Schottky diode process, a W band wideband frequency tripler MMIC is designed with a reverse parallel diode pair. By combining the finite element method and equivalent circuit method, an accurate equivalent

Synthetic aperture radar (SAR) is a high-resolution two-dimensional imaging radar. However, during the imaging process, SAR is susceptible to intentional and unintentional interference, with radio frequency interference (RFI) bein