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

Key Elements for Plant Nutrition02:35

Key Elements for Plant Nutrition

24.7K
Like all living organisms, plants require organic and inorganic nutrients to survive, reproduce, grow and maintain homeostasis. To identify nutrients that are essential for plant functioning, researchers have leveraged a technique called hydroponics. In hydroponic culture systems, plants are grown—without soil—in water-based solutions containing nutrients. At least 17 nutrients have been identified as essential elements required by plants. Plants acquire these elements from the...
24.7K
Amperometry: Overview01:10

Amperometry: Overview

2.0K
Amperometry is a technique commonly used to measure the concentration of specific analytes in a solution by monitoring the electric current generated during an electrochemical reaction. It involves applying a constant potential between a working electrode and a reference electrode to measure the resulting current, which is proportional to the concentration of the analyte. The Clark oxygen electrode operates based on this principle of amperometry. It consists of a cathode and an anode enclosed...
2.0K

You might also read

Related Articles

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

Sort by
Same author

Recent Advances in Detection Technologies for Melamine in Food Matrices.

Critical reviews in analytical chemistry·2026
Same author

Self-Powered Triboelectric Nanogenerators in Intelligent Food Packaging: Recent Advances and Applications.

Small (Weinheim an der Bergstrasse, Germany)·2026
Same author

Nanogenerator-driven self-powered electrochromic systems: Performance enhancement, interfacial-structural integration, and multifunctional design.

Advances in colloid and interface science·2026
Same author

An Intelligent Self-Powered Covalent Organic Framework-Based Triboelectric Nanosensor Platform for On-site Picomolar Hg<sup>2+</sup> Ion Monitoring.

ACS sensors·2026
Same author

Directional Moisture-Wicking Janus Triboelectric Nanogenerator for Self-Powered Health Monitoring.

ACS applied materials & interfaces·2026
Same author

Cross-cultural adaptation and psychometric evaluation of the masculinity in chronic disease scale in Chinese patients undergoing radical prostatectomy.

European journal of oncology nursing : the official journal of European Oncology Nursing Society·2026

Related Experiment Video

Updated: Mar 15, 2026

Manufacturing of a Nafion-coated, Reduced Graphene Oxide/Polyaniline Chemiresistive Sensor to Monitor pH in Real-time During Microbial Fermentation
11:18

Manufacturing of a Nafion-coated, Reduced Graphene Oxide/Polyaniline Chemiresistive Sensor to Monitor pH in Real-time During Microbial Fermentation

Published on: January 7, 2019

9.1K

A Cellulose-Based Self-Powered Ammonia Sensor for Food Freshness.

Yuefan Liu1, Shiqiang Ouyang1, Feijie Wang1

  • 1Jiangsu Provincial Key Laboratory of Food Advanced Manufacturing Equipment Technology, School of Mechanical Engineering, Jiangnan University, Wuxi, 214122, China.

ACS Applied Materials & Interfaces
|March 13, 2026
PubMed
Summary

This study developed a self-powered ammonia sensor for smart food packaging. The cellulose-based sensor detects ammonia gas, indicating meat spoilage, with high sensitivity and rapid response.

Keywords:
MXeneammonia sensorcellulose-based aerogelsmart packagingtriboelectric nanogenerator

More Related Videos

A Polyaniline-based Sensor of Nucleic Acids
07:58

A Polyaniline-based Sensor of Nucleic Acids

Published on: November 1, 2016

8.5K
Fast and Accurate Exhaled Breath Ammonia Measurement
06:27

Fast and Accurate Exhaled Breath Ammonia Measurement

Published on: June 11, 2014

14.0K

Related Experiment Videos

Last Updated: Mar 15, 2026

Manufacturing of a Nafion-coated, Reduced Graphene Oxide/Polyaniline Chemiresistive Sensor to Monitor pH in Real-time During Microbial Fermentation
11:18

Manufacturing of a Nafion-coated, Reduced Graphene Oxide/Polyaniline Chemiresistive Sensor to Monitor pH in Real-time During Microbial Fermentation

Published on: January 7, 2019

9.1K
A Polyaniline-based Sensor of Nucleic Acids
07:58

A Polyaniline-based Sensor of Nucleic Acids

Published on: November 1, 2016

8.5K
Fast and Accurate Exhaled Breath Ammonia Measurement
06:27

Fast and Accurate Exhaled Breath Ammonia Measurement

Published on: June 11, 2014

14.0K

Area of Science:

  • Materials Science
  • Chemical Sensing
  • Food Science

Background:

  • Ammonia (NH3) is a key indicator of meat spoilage due to protein degradation.
  • Conventional sensors require external power, limiting smart packaging applications.
  • Self-powered sensors offer nondestructive, portable, and simple detection for real-time freshness evaluation.

Purpose of the Study:

  • To develop an integrated self-powered ammonia sensor for smart meat packaging.
  • To utilize a cellulose-based porous network combined with MXene for enhanced sensing.
  • To demonstrate the sensor's performance in detecting ammonia gas relevant to food spoilage.

Main Methods:

  • Fabrication of a 3D cellulose network using sodium carboxymethyl cellulose (CMC-Na) and sodium alginate (SA) with ionic cross-linking.
  • Incorporation of Ti3C2Tx (MXene) nanosheets into the cellulose network to create conductive pathways.
  • Construction and testing of a triboelectric nanogenerator (TENG) based ammonia sensor.

Main Results:

  • The TENG sensor achieved an open-circuit voltage of ~160 V and a short-circuit current of 16 μA.
  • High linearity with ammonia concentrations (3-100 ppm), sensitivity of 1.236 V/ppm, and a low LOD of 0.95 ppm.
  • Rapid response (16 s) and recovery (38 s) times, with a significant voltage variation (77%) at 100 ppm ammonia.

Conclusions:

  • A feasible material design for self-powered ammonia sensors using cellulose and MXene was established.
  • The developed sensor shows great potential for real-time, non-destructive monitoring in smart food packaging.
  • This work provides a route for advanced self-powered sensing systems in food safety applications.