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Photonic Crystal Fibers (PCFs) exhibit unique guiding mechanisms and flexible structural designs, which have facilitated their extensive application across diverse fields. In this study, the
Here, we propose a CLC device fabricated by vertically forming the helical axis of the CLC between the cross-sections of two optical fiber ferrules. An optical fiber temperature sensor was successfully
In this study, we have fabricated non-contact temperature sensor using an infrared optical fiber for measuring temperature distributions during radiofrequency ablation.
A new fiber-optic temperature sensor has been developed, based upon selective reflection from a cholesteric liquid crystal. The change of reflected-light intensity can be 40 times larger than
Abstract In this paper, an optical fiber sensor based on cholesteric liquid crystal (CLC) is used for real-time monitoring of temperature and volatile organic compound (VOC) gas
This study presents a semicircular convex groove bias core photonic crystal fiber (PCF) sensor based on surface plasmon resonance (SPR) for high-precision temperature and refractive
A highly sensitive photonic crystal fiber temperature sensor based on Sagnac interferometer with full liquid filling is proposed. All of the air holes in the
Fiber optic temperature sensors are immune to the many environmental effects that compromise other measurement technologies, can be embedded and installed in
We demonstrated an ultrasensitive fiber-optic temperature sensor based on cascaded Sagnac interferometers (CSIs). One of the Sagnac interferometers (SIs) consisted of a panda
This paper presents the results of light transmission in a tapered optical fiber surrounded by the cladding formed by a nematic liquid crystal (LC) E7 mixture in a classical LC cell configuration
An optical temperature sensing method with ultra-high sensitivity and a wide measurement range is proposed. The performance enhancements come from the high thermos
An optical fiber temperature sensor based on Mach–Zehnder interferometer and thermo-optic effect of the liquid crystal (LC) in fiber ring laser
Here, we propose a CLC device fabricated by vertically forming the helical axis of the CLC between the cross-sections of two optical fiber ferrules. An
Since the high temperature response characteristics of nematic liquid crystal (NLC) molecules, a compact optical fiber Sagnac loop inserted a segment of NLC film for temperature
A new structure of photonic crystal fiber with high sensitivity, high nonlinearity, high birefringence and low confinement loss for liquid analyte sensing applications.
We propose a highly sensitive sensor based on a nematic liquid-crystal-filled side-hole fiber. The liquid crystal is precisely filled into an air hole of the optical fiber using a method of
Fiber optic temperature sensors represent devices with the capability of operation in hazardous environments, or with inflammable materials and it is in particular in these areas where such sensors
As a result, a liquid crystal optical fiber sensor with the structure of FBG-FP based on the Vernier effect can be utilized for temperature measurements. This work offers a reliable and accurate
Abstract: We report the realization of temperature sensing measurements using a water-filled hollow-core photonic crystal fiber. The operation of the sensor relies on the thermo-optic effect
Abstract This article proposes a temperature sensor based on liquid crystal selectively filled two-core photonic crystal fiber featuring high sensitivity and compact structure. In order to
Cholesteric liquid crystals (CLCs) can be applied to various physical and chemical sensors because their alignment structures are changed by
The voltage sensitivity is almost unchanged in the temperature range of 21~27 °C. The voltage response characteristics of nematic liquid crystal fully filled photonic crystal fiber (LC-PCF)
The commonly employed high-temperature sensing fibers mainly include silica fibers and crystal fibers. Theoretically, the maximum temperature that a temperature
Summary of various optical fiber-based temperature sensors. Experimental setup for a temperature sensor based on an FLM.
Herein, we propose and demonstrate a novel microtip highly sensitive temperature sensor, consisting of a tapered hollow-core fiber (HCF) filled with glycerol and CLCs. We use reflectance spectroscopy to
This paper reviews the sensing principle, structural design, and temperature measurement performance of fiber-optic high-temperature sensors, as well as recent significant progress in the
Liquid crystal (LC) devices and optical fibers are both technologies which have matured over the past 20 years, with each year bringing new advances in these exciting areas.
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