Raman spectroscopy of hollow-core optical fiber

This article summarizes enhancement techniques reported for Raman sensors, followed by a detailed review on fiber-based Raman sensor techniques including theoretical analyses, fabr...

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Jan 03, 2026

Microlens Hollow-Core Fiber Probes for Operando Raman

Since this is much smaller than the effective collection area, it has the greatest influence on the collected Raman scattering. Our characterization scheme provides a suitable protocol for testing the efficacy of

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Jan 07, 2026

Review on Hollow-Core Fiber Based Multi-Gas Sensing Using Raman

This paper reviews the latest research progress of the multi-gas sensing technology in the Raman spectroscopy, focusing on using the hollow-core fiber to enhance the gas signal intensity.

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Feb 14, 2026

Microlens Hollow-Core Fiber Probes for Operando

The approach uses a single-mode fiber coated by a thin layer of CdTe quantum dots (QDs) as an IR isotropic point source. We thus developed and characterized an

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May 28, 2026

Stimulated Raman photothermal spectroscopy for gas sensing in a

Herein, we report an approach, named stimulated Raman photothermal spectroscopy (SRPTS), to indirectly probe stimulated Raman scattering (SRS) via detecting the induced

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Nov 09, 2025

Compact, Micro-Optic Hollow Core Fibre Device for Fibre-Enhanced

Fibre-enhanced Raman spectroscopy is an attractive technique for analysis of multispecies gas mixtures, providing both high sensitivity and specificity (see e.g

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Jul 16, 2025

Trace gas detection using anti-resonant hollow-core fiber Raman

In this work, a Raman spectroscopy gas detection system based on hollow-core anti-resonant fiber (HC-ARF) was developed, along with a multi-stage spatial filtering strategy tailored for

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Apr 06, 2026

Anti-Resonant, Hollow-Core Fiber Enhanced Raman Gas

Hollow-core fiber enhanced Raman spectroscopy is a highly versatile technique that normally utilizes narrow linewidth pump-lasers. Here a low-cost, ~1nm linewidth, edge-emitting laser diode is used

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Mar 19, 2026

Review on All-Fiber Online Raman Sensor with Hollow Core

This article summarizes enhancement techniques reported for Raman sensors, followed by a detailed review on fiber-based Raman sensor techniques including theoretical analyses,

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Nov 18, 2025

Hollow-core optical fibre sensors for operando Raman spectroscopy

Here, the authors report an operando Raman spectroscopy method, based on hollow-core optical fibres, that enables monitoring the chemistry of liquid electrolytes during battery cycling.

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Guide
Aug 06, 2025

Microlens Hollow-Core Fiber Probes for Operando Raman Spectroscopy

The approach uses a single-mode fiber coated by a thin layer of CdTe quantum dots (QDs) as an IR isotropic point source. We thus developed and characterized an HCF-microlens Raman probe that is

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