Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Gas Chromatography: Types of Detectors-II01:19

Gas Chromatography: Types of Detectors-II

366
In gas chromatography, different detectors are employed to meet specific analytical needs. These detectors are often categorized based on their detection mechanisms and the types of compounds they are best suited to analyze. Thermal Conductivity Detectors (TCD), Flame Ionization Detectors (FID), and Electron Capture Detectors (ECD) represent common categories, each with unique operating principles and applications. However, beyond these, several other detectors are designed for more specialized...
366

You might also read

Related Articles

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

Sort by
Same author

Molecular Simulation Study on Adsorption and Diffusion Characteristics of CH<sub>4</sub> in Cylindrical/Slit Pores of Lignite.

Langmuir : the ACS journal of surfaces and colloids·2026
Same author

Experimental assessment of chloride and sulfate ions on the durability of CO2 carbonated backfill materials.

PloS one·2026
Same author

Site-Specific and Quantitative O-GlcNAc Proteomics for Hepatocellular Carcinoma.

Journal of proteome research·2026
Same author

Comprehensive Evaluation of Cleavable Bioorthogonal Probes for Site-Specific O-GlcNAc Proteomics.

Molecular & cellular proteomics : MCP·2025
Same author

A ROS-mediated oxidation-O-GlcNAcylation cascade governs ferroptosis.

Nature cell biology·2025
Same author

Environmental Effects on NDIR-Based CH<sub>4</sub> Monitoring: Characterization and Correction.

Environmental science & technology·2025

Related Experiment Video

Updated: Jun 26, 2025

Infrared Degenerate Four-wave Mixing with Upconversion Detection for Quantitative Gas Sensing
10:42

Infrared Degenerate Four-wave Mixing with Upconversion Detection for Quantitative Gas Sensing

Published on: March 22, 2019

6.2K

Experimental Study on Enhanced Methane Detection Using an MEMS-Pyroelectric Sensor Integrated with a Wavelet

Wei Dong1, Yuichi Sugai1, Yongjun Wang2,3

  • 1Department of Earth Resources Engineering, Kyushu University, Fukuoka 819-0395, Japan.

ACS Omega
|May 13, 2024
PubMed
Summary

A new portable and cost-effective optical sensor reliably detects methane (CH4) emissions. Wavelet denoising improves accuracy for early CH4 leakage warnings in carbon capture projects.

More Related Videos

Measuring Dissolved Methane in Aquatic Ecosystems Using An Optical Spectroscopy Gas Analyzer
05:00

Measuring Dissolved Methane in Aquatic Ecosystems Using An Optical Spectroscopy Gas Analyzer

Published on: July 26, 2024

433
Optical Detection of E. coli Bacteria by Mesoporous Silicon Biosensors
07:22

Optical Detection of E. coli Bacteria by Mesoporous Silicon Biosensors

Published on: November 20, 2013

16.9K

Related Experiment Videos

Last Updated: Jun 26, 2025

Infrared Degenerate Four-wave Mixing with Upconversion Detection for Quantitative Gas Sensing
10:42

Infrared Degenerate Four-wave Mixing with Upconversion Detection for Quantitative Gas Sensing

Published on: March 22, 2019

6.2K
Measuring Dissolved Methane in Aquatic Ecosystems Using An Optical Spectroscopy Gas Analyzer
05:00

Measuring Dissolved Methane in Aquatic Ecosystems Using An Optical Spectroscopy Gas Analyzer

Published on: July 26, 2024

433
Optical Detection of E. coli Bacteria by Mesoporous Silicon Biosensors
07:22

Optical Detection of E. coli Bacteria by Mesoporous Silicon Biosensors

Published on: November 20, 2013

16.9K

Area of Science:

  • Optical sensing
  • Environmental monitoring
  • Gas detection

Background:

  • Fugitive methane (CH4) emissions pose environmental risks.
  • Reliable and portable monitoring solutions are needed for CH4 detection.
  • Carbon capture, utilization, and storage (CCUS) projects require effective CH4 monitoring.

Purpose of the Study:

  • To develop a portable and cost-effective optical sensor for reliable fugitive methane (CH4) emission monitoring.
  • To enhance CH4 detection accuracy and reduce noise interference.
  • To validate the sensor's performance for early warning systems in CCUS applications.

Main Methods:

  • Utilized a LiTaO3-based pyroelectric detector with micro-electro-mechanical systems and a broad infrared source.
  • Implemented wavelet denoising, optimized via grid search, to mitigate noise below 10 ppmv.
  • Applied nonlinear regression analysis based on the modified Beer-Lambert equation for quantification.

Main Results:

  • Achieved a low limit of detection of approximately 5.6 ppmv for CH4.
  • Demonstrated rapid response times with t90 consistently under 3 seconds.
  • Obtained high R2 values (0.985 for training, 0.982 for validation) post-denoising.

Conclusions:

  • The developed optical sensor offers a portable and cost-effective solution for fugitive CH4 monitoring.
  • Wavelet denoising significantly improves sensor accuracy at low CH4 concentrations.
  • The sensor meets requirements for early CH4 leakage detection in CCUS projects, including enhanced oil/gas recovery.