2. Long period gratings: a view back Long Period Gratings are a periodic perturbation of the properties of the optical fiber, generally
In this study, a new temperature sensor with high sensitivity was achieved by four-layer Ge and B co-doped long
In this study, we present the proof-of-concept antifouling and biorecognition performance of a polymer brush nano
Abstract Long-period fiber gratings have the advantages of small size, corrosion resistance, anti-electromagnetic interference, and
A long-period grating in a single-mode fiber demonstrates a resonance at a specific wavelength in the transmission spectrum by
Abstract and Figures Long-period fiber gratings (LPFGs) functioning as band-reject filters have played a pivotal role in
Abstract In this paper, the fabrication of arched fiber core based on single-mode fiber is first proposed and
In this work, for the first time, we demonstrate long period gratings (LPG) in nanostructured optical fibers and their
A sensor based on micro-helix taper chirped long period fiber grating (MHT-CLPG) is proposed and experimentally
Abstract This work presents a thorough comparative investigation of mechanically induced long period gratings
Long-period fiber gratings (LPFGs) are efficient ways to achieve high-order core mode conversion and vortex mode
Long-period fiber grating (LPFG) is a kind of wide-range transmission passive photonic device with extensive applications in the field
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The long-period fiber gratings can reduce human involvement in the process and help for improvement in performance
We use femtosecond laser pulses to evenly drill seven micro-holes along the fiber core in a single mode fiber, forming
Compared with traditional sensors, the results show that the grating with a micro-nano structure has a higher
Abstract In this paper, we developed and experimentally evaluated a new type of long-period fiber grating. This
Structure-Modulated Long-Period Fiber Gratings (SM-LPFGs) represent an advancement in
This paper develops a long-period fiber grating sensor based on periodic microchannels. First, a series of linear structures were
Abstract and Figures We experimentally demonstrate a novel structural long-period grating by helically coiling one
High-sensitivity refractive index sensors have attracted great attention in recent years, especially surrounding
We design a photosensitive polymer-based micro-nano chirped long-period fiber grating (PPMN-CLPFG) for
A new type of long-period fiber grating is proposed and demonstrated. The structure of the device consists of a few
This review synthesizes and categorizes a class of novel long-period fiber gratings (LPFGs) engineered through the
This paper presents a review of the evolution of LPFGs, with a specific focus on the
A long-period fiber grating (LPG) is a one dimension (1D) periodic structure, and is formed by introducing periodic modulation of the
The fabrication of long period fiber gratings (LPFGs) based on thin-cladding fiber (TCF) has been demonstrated by
Abstract: In this paper, we propose and demonstrate a photosensitive polymer-based micro-nano long-period fiber
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