Chalcogenide photonics
This property has allowed chalcogenide films to be used as electron-beam resists 26 and for the creation of three-dimensional optical nanostructures by femtosecond laser direct writing 27.
Home / Chalcogenide Fiber Optic Sensing
Chalcogenide glasses are a matchless material as far as mid-infrared (IR) applications are concerned. The well-known advantages of fiber lasers over their bulk counterparts, namely superior stability and beam quality, compactness, cost-efficiency, flexibility, and maintenance-free operation, can only be fully harnessed in the mid-infrared wavelength range with the development of non-existent yet. Surface biotinylation of the fiber tapered sensing zone has been achieved by reactivity of a maleimide function on sulfhydryl moieties of the glassy surface. The unique optical properties of chalcogenide glasses, including a broad transparency window (2–16 μm), high refractive index.
This property has allowed chalcogenide films to be used as electron-beam resists 26 and for the creation of three-dimensional optical nanostructures by femtosecond laser direct writing 27.
This work reviews the present and emerging trends in investigation of chalcogenide tapers, mainly focusing on the fabrication procedure of chalcogenide microwires, the nonlinear
Single-index and step-index single-mode fibers are characterized in terms of optical losses in the infrared. Examples of applications of chalcogenide fibers are given, as well as optical sensors
Chalcogenide photonic crystal fibers (PCFs) have emerged as a transformative platform for sensing applications, particularly in the mid-infrared (mid-IR) spectral range.
Optical sensors based on chalcogenide glass fibers transparent in the mid infrared (MIR) spectral range from 2 to 16 μm (4000 to 625 cm<sup>-1</sup>) have been developed in order to
Chalcogenide glasses are a matchless material as far as mid-infrared (IR) applications are concerned. They transmit light typically from 2 to 12 μm and even as far as 20 μm depending on their
Here we review the basic principles and recent developments in the fabrication of chalcogenide glass infrared fibers for application as bio-chemical sensors. We emphasize the
Chalcogenide fibers are well suited for chemical sensing applications since most molecular species vibrate in the infrared region. The chalcogenide fibers can be used in fiber optic
With diameters close to the wavelength of the guided light, optical microfibers (MFs) can guide light with tight optical confinement, strong
Chalcogenide glasses are a matchless material as far as mid-infrared (IR) applications are concerned. They transmit light typically from 2 to 12 μm and
This study delves into the rapidly expanding field of chalcogenide-based photonic crystal fibers (PCFs) for sensing applications. Chalcogenide glasses, composed of elements such as sulfur (S), selenium
High purity chalcogenide glass fibers for mid-IR fiber-sensing elements have been developed. Such fibers show promise in determining the
Bio-functionalized chalcogenide infrared optical glass fibers have been designed for evanescent wave mid-infrared spectroscopy. Surface biotinylation of the fiber tapered sensing zone
Due to the remarkable properties of chalcogenide (Chg) glasses, Chg optical waveguides should play a significant role in the development of optical
For example: Infrared Imaging and Sensors: Chalcogenide fibers have excellent transmission properties in the mid-infrared (IR) range, typically
During the past decade, new chalcogenide glasses trans-parent from the visible to the far IR domains have been developed in order to fabricate some optical fibers for IR sensing.
In this article, we present our analysis of the Raman-induced wavelength shift (RIWS) in configuring high-performance temperature sensor by employing a highly nonlinear Chalcogenide
10.1 INTRODUCTION Chalcogenide glasses (ChGs) are well known for their high infrared (IR) transparency and amenability to fabrication in fiber and thin film forms, which makes them attractive
Recent results of research of passive and active optical waveguides made of high-purity chalcogenide glasses for middle infrared fiberoptic
Examples of applications of chalcogenide fibers are given, as well as optical sensors in the fields of environment, microbiology and health, and as mode-filters for infrared interferometry in
Chalcogenide glasses are a matchless material as far as mid-infrared (IR) applications are concerned. They transmit light typically from 2 to 12 μm and even
Chalcogenide glasses, due to their excellent transmission ability in longer wavelengths in the IR than silica and fluoride glasses (Fig. 1), have also been widely studied as an excellent
Chalcogenide glasses (ChGs) have attracted growing interest in modern optoelectronics due to their unique combination of broad infrared transmission window, low phonon energy, high optical
However, current fiber-optic sensing technologies based on mid-infrared chalcogenide glass face several challenges, including environmental turbulence, fiber taper instability, and
Chalcogenide glass fibers enable detection of chemical substances with minimum limits of 5%, 3%, and 2% for acetone, ethyl alcohol, and sulfuric acid respectively. The evanescent-wave spectroscopy
This study shows that bio-functionalized chalcogenide optical fibers allow to combine successfully surface bio-selectivity and infrared absorption fingerprints measurements to get a remarkable
During the past decade, new chalcogenide glasses transparent from the visible to the far IR domains have been developed in order to fabricate some optical fibers for IR sensing.
Mid-IR glass fibers, apart from extended transmission windows, provide a range of promising properties for laser wavelength tuneability or
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