The escalating demand for silicon photodetectors in diverse applications, ranging from
sensing to imaging and communications, has prompted the exploration of innovative …

We numerically demonstrated a surface-illuminated Si PIN photodiode (PD) structure with a
metasurface composed of etched isosceles triangle pillars that can enhance sensitivity in the …

High–speed, high–power photodiodes play a key role in wireless communication systems
for the generation of millimeter wave (MMW) and terahertz (THz) waves based on photonics …

Although GaAs-based photodetectors have been the dominant technology in optical
communication for decades, the application of submicrometer absorbers for ultrahigh …

Photodetectors, composed of a single semiconductor such as Si, Ge, GaAs or InGaAs, are
widely used in many fields and their photo-response is determined by the bandgap, thus …

Near‐infrared (NIR) photodetection and imaging have sparked significant interests across a
wide range of applications. While silicon photodiodes are commonly employed, the small …

Metasurfaces provide opportunities to enhance nonlinear optical processes. In this paper,
we present a nonlinear all-dielectric metasurface with high-quality-factor (high-Q-factor) …

本文基于目前对宽波段探测器的应用需求, 设计了一种在250~ 1 100 nm 范围有较高响应的硅
雪崩光电探测器(Si APD), 不需要拼接即可实现紫外-可见-近红外波段光的高效探测 …

The study proposes an ultra-thin back side illuminated (BSI) and top-illuminated, Ge on Si
photodetector (PD), for 1 to 1.4 microns wavelength range. The Ge thickness of 350 nm …

Fluorescence Lifetime Imaging (FLIM) is a powerful technique that measures the decay time
of fluorophores present in tissue samples alluding to their constituent molecules. FLIM has …