Single-photon detectors (SPDs) are the most sensitive instruments for light detection. In the
near-infrared range, SPDs based on III–V compound semiconductor avalanche photodiodes …

In this Topical Review, we survey the state-of-the-art of single photon detectors based on
avalanche diodes fabricated in the InGaAsP materials system for photon counting at near …

We perform quantum key distribution (QKD) over a single fibre in the presence of four
classical channels in a C-band dense wavelength division multiplexing (DWDM) …

Single-photon avalanche diode (SPAD) exploitation in high-flux applications is often
hindered by the trade-off between the SPAD dead-time and afterpulsing probability. In this …

We present a fully integrated InGaAs/InP negative feedback avalanche diode (NFAD) based
free-running single-photon detector (SPD) designed for accurate lidar applications. A free …

A reconfigurable Single-Photon Avalanche Diode integrating receiver in standard 130 nm
CMOS is presented for optical links with an array readout bandwidth of 100 MHz. A …

This article reviews the progress of quantum communication that utilizes photonic
entanglement. We start with a survey of various methods for generating entangled photons …

We demonstrated a laser ranging system with single photon detection at 1550 nm. The
single-photon detector was a 1-GHz sine-wave gated InGaAs/InP avalanche photodiode. In …

Gated single-photon avalanche diodes (SPADs) are practical solutions for quantum key
distribution (QKD) applications. However, the gating frequency is limited by time jitter and …

Single-photon detectors (SPDs) are widely used in applications requiring extremely weak
light detection. In the near-infrared region, SPDs based on InGaAs/InP single-photon …