Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Photoluminescence: Applications

Photoluminescence: Applications

Photoluminescence offers a wide range of applications due to its inherent sensitivity and selectivity. This technique allows for both direct and indirect analyses of the analyte. Direct quantitative analysis is possible when the analyte exhibits a favorable quantum yield for fluorescence or phosphorescence. However, an indirect analysis may be feasible if the analyte is not fluorescent or phosphorescent, or if the quantum yield is unfavorable. Indirect methods include reacting the analyte with...

Fluorescence and Phosphorescence: Instrumentation

Fluorescence and Phosphorescence: Instrumentation

Fluorometers and spectrofluorometers are two types of instruments used for measuring molecular fluorescence. These instruments differ in how they select excitation and emission wavelengths and the type of light sources they utilize. Fluorometers use absorption interference filters to choose excitation and emission wavelengths. The excitation source in a fluorometer is typically a low-pressure mercury vapor lamp that emits intense lines distributed throughout the ultraviolet and visible regions.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Photoluminescence spectroscopy of anthrathiophenes and benzonaphthothiophenes in Shpol'skii matrixes.

Talanta·2019

Same author

Author Correction: Rapid Nanophotonics Assay for Head and Neck Cancer Diagnosis.

Scientific reports·2018

Same author

Rapid Nanophotonics Assay for Head and Neck Cancer Diagnosis.

Scientific reports·2018

Same author

Multicomponent analysis by synchronous luminescence spectrometry.

Analytical chemistry·2016

Same author

Achieving second order advantage with multi-way partial least squares and residual bi-linearization with total synchronous fluorescence data of monohydroxy-polycyclic aromatic hydrocarbons in urine samples.

Analytica chimica acta·2014

Same author

FIB Fabrication of Metallic Nanostructures on End-Faces of Optical Fibers for Chemical Sensing Applications.

Journal of vacuum science & technology. B, Microelectronics and nanometer structures : processing, measurement, and phenomena : an official journal of the American Vacuum Society·2013

Search research articles

Related Experiment Video

Updated: Jun 1, 2026

A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response

A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response

Published on: January 7, 2019

Development of a room-temperature phosphorescence fiber-optic sensor.

A D Campiglia¹, J P Alarie, T Vo-Dinh

¹Advanced Monitoring Development Group, Health Sciences Research Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37830-6101.

Analytical Chemistry

|May 31, 2011

Summary

A novel fiber-optic sensor utilizing room-temperature phosphorimetry offers sensitive detection of polycyclic aromatic hydrocarbons in water. This method achieves nanogram-per-milliliter detection limits for key environmental pollutants.

More Related Videos

Multicolor Fluorescence Detection for Droplet Microfluidics Using Optical Fibers

Multicolor Fluorescence Detection for Droplet Microfluidics Using Optical Fibers

Published on: May 5, 2016

Fiber Optic Distributed Sensors for High-resolution Temperature Field Mapping

Fiber Optic Distributed Sensors for High-resolution Temperature Field Mapping

Published on: November 7, 2016

Related Experiment Videos

Last Updated: Jun 1, 2026

A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response

A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response

Published on: January 7, 2019

Multicolor Fluorescence Detection for Droplet Microfluidics Using Optical Fibers

Multicolor Fluorescence Detection for Droplet Microfluidics Using Optical Fibers

Published on: May 5, 2016

Fiber Optic Distributed Sensors for High-resolution Temperature Field Mapping

Fiber Optic Distributed Sensors for High-resolution Temperature Field Mapping

Published on: November 7, 2016

Area of Science:

Environmental Chemistry
Analytical Chemistry
Sensor Technology

Background:

Polycyclic aromatic hydrocarbons (PAHs) are significant environmental pollutants.
Accurate detection of PAHs in water is crucial for environmental monitoring.
Existing analytical methods may require complex sample preparation or specialized equipment.

Purpose of the Study:

To develop and validate a new fiber-optic sensor for PAH analysis.
To assess the sensor's performance for environmentally relevant PAHs.
To demonstrate the sensor's applicability in real-world water samples.

Main Methods:

Solid-surface room-temperature phosphorimetry (RTPh) was employed.
A fiber-optic sensor platform was designed and fabricated.
Analytical figures of merit, including limits of detection and linearity, were determined.
The sensor was applied to analyze a contaminated groundwater sample.

Main Results:

The sensor demonstrated high sensitivity with limits of detection in the nanograms per milliliter range for multiple PAHs.
Analyzed PAHs included pyrene, benzo[e]pyrene, benzo[ghi]perylene, 1,2:3,4-dibenzanthracene, coronene, and 2,3-benzofluorene.
The sensor exhibited a fairly linear response, suitable for quantitative analysis.
Successful identification of pyrene in a contaminated groundwater sample confirmed its practical feasibility.

Conclusions:

The developed fiber-optic sensor is a promising tool for sensitive and quantitative monitoring of PAHs in aqueous environments.
The solid-surface RTPh approach offers an efficient alternative for PAH detection.
The sensor's performance in real samples highlights its potential for environmental surveillance.