Optical sensors are widely used for refractive index measurement in chemical, biomedical,
and food processing industries. Due to specific field distribution of the resonances, optical …

Abstract Tilted fiber Bragg gratings (TFBGs) have been shown to possess many unique
features that allow for the development of accurate sensors, especially in the biochemical …

Femtosecond (fs) laser pulses direct writing technology has been extensively employed to
achieve microfabrication in various optical fibers for a broad range of applications. In this …

This paper presents the development of a three-dimensional (3-D) displacement sensor
based on one fiber Bragg grating (FBG). In order to obtain higher sensitivity and dynamic …

This paper presents the development of temperature sensors based on fiber Bragg gratings
(FBGs) embedded in 3D-printed structures made of different materials, namely polylatic acid …

This paper demonstrates the use of polymer optical fiber Bragg gratings (POFBGs) for angle
measurements over a range of different oscillatory frequencies. The POFBGs are inscribed …

Laser sources emitting in the infrared range at around 2 µm are attracting great interest for a
variety of applications like processing of transparent thermoplastic polymers in industry as …

A review of recent progress in the use of infrared femtosecond lasers to fabricate optical fiber
sensors that incorporate fiber Bragg gratings (FBG) and random fiber gratings (RFG) is …

Direct laser scribing (DLS) technology is applied to commercial polyimide (PI) coated optical
fibers producing laser-induced graphene (LIG) coated optical fibers. The PI-coated optical …

The consolidation of laser micro/nano processing technologies has led to a continuous
increase in the complexity of optical fiber sensors. This new avenue offers novel possibilities …