This work presents a detailed review of the development of distributed acoustic sensors
(DAS) and their newest scientific applications. It covers most areas of human activities, such …

High-temperature measurements above 1000° C are critical in harsh environments such as
aerospace, metallurgy, fossil fuel, and power production. Fiber-optic high-temperature …

In contemporary science and technology, photonic sensors are essential. They may be
made to be extremely resistant to some physical parameters while also being extremely …

Needs for sensor miniaturization, versatile sensing solutions, and improved measurements'
performances in difficult operating environments have recently driven considerable research …

This paper reports a technique to enhance the magnitude and high-temperature stability of
Rayleigh back-scattering signals in silica fibers for distributed sensing applications. With …

Fiber Bragg gratings (FBGs) are point optical fiber sensors that allow the monitoring of a
diversity of environmental parameters, eg, temperature or strain. Several research groups …

The femtosecond laser has emerged as a powerful tool for micro-and nanoscale device
fabrication. Through nonlinear ionization processes, nanometer-sized material modifications …

A novel highly sensitive ultrasound sensor based on a random fiber laser is proposed and
demonstrated for the first time, to the best of our knowledge. The random fiber laser is …

We present a low-noise distributed acoustic sensor using enhanced backscattering fiber
with a series of localized reflectors. The point reflectors were inscribed in a standard telecom …

Most distributed optical fiber sensors rely on commercially available telecom fibers, which
are low-loss, inexpensive, and standardized. In the last few years, significant effort has been …