In this study, we demonstrate a self-mixing velocity sensing system based on Er-doped RDFL with the advantages of a single optical path, self-alignment, and compactness.
Introduction Interferometric fiber optic gyroscopes (IFOG) are solid-state rotation sensors that are appropriate for a wide variety of applications . Er-doped superfluorescent fiber sources
This study first demonstrates that the random distributed feedback fiber laser (RDFL) can be implemented for sensing detection by using the self-mixing effect as a sensing mechanism. By
Erbium-doped fibre lasers exhibit high coherence and low noise as required for fibre-optic sensing, gyroscopes, LiDAR and optical frequency metrology.
A fiber Bragg grating (FBG) is a type of distributed Bragg reflector constructed in a short segment of optical fiber that reflects particular wavelengths of light and
A novel temperature sensor based on rare earth fiber peanut (REFP) shape structure in fiber ring laser (FRL) is proposed and demonstrated. A single-mode rare earth doped fiber is used to
It can be seen that the proposed optical fiber temperature sensor based on Er 3+ /Yb 3+ co-doped Gd 2 O 3 phosphors has good reversibility and stability. Table 1 shows the main
The ASE (Amplified Spontaneous Emission) light source, based on erbium-doped fiber (EDF), is a broadband light source with advantages such as
A polarimetric Er (3+) -doped fiber distributed-feedback laser sensor in which a force applied transversely along the fiber laser induces a birefringence that gives rise to a change in the beat
The fluorescent optical fiber temperature sensor can well avoid electromagnetic interference caused by the high degree of integration of the chip in the temperature measurement
We demonstrated that ultrabroadband noise-like pulses (NLPs) spanning from below 1600 nm to beyond 2300 nm can be generated in Tm-doped fiber lasers
Meanwhile, multi-property coupling has been found in ferroelectrics, such as electro-mechano, electro-optic, and mechano-optic couplings , , . Hence, it is necessary to search
This study first demonstrates that the random distributed feedback fiber laser (RDFL) can be implemented for sensing detection by using the self
We report an Er-doped fiber laser for highresolution temperature sensing over a wide temperature range. The laser was constructed in a ring-cavity structure and was able to operate
An erbium-doped fiber amplifier is one of the most popular optical devices in modern optical communication systems as well as in fiber-optic instrumentation. EDFAs provide many advantages
Compared with purely erbium-doped fibers, Er:Yb fibers offer much higher pump absorption per unit length and can therefore be used for fiber devices with much
Abstract Nanoparticle-doped optical fibers, investigated first as fiber lasers and fiber amplifiers, have gained tremendous interest over the past few
This work not only provides a superior optical fiber temperature sensor for implantable temperature sensing applications but also offers new insights into the design of Er 3+ /Yb 3+ based
Fiber distributed feedback (F-DFB) lasers have proven to be attractive devices for interrogation of optical sensors with high frequency resolution, due to
First reported in 2018, the use of nanoparticle-doped optical fibers as sensors has rapidly grown in interest. However, this new generation of optical
In addition, we have deeply investigated the real-time spectral evolutions of the mode-locked pulses through the dispersive Fourier transformation (DFT) technique. It can be found that the
There are optical fibers containing multiple fiber course. They can be used, for example, for optical fiber communications with space division multiplexing.
Rare-earth-doped fibers are optical glass fibers which are doped with rare earth ions. Such dopants are usually used for laser amplification.
Here, we report a novel micro-spring force sensor fabricated via two-photon polymerization using a custom-designed conductive photosensitive resin doped with MXene nanosheets.
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