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

You might also read

Related Articles

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

Sort by
Same author

DNA methylation signatures distinguish extranodal NK/T-cell lymphoma and EBV-positive nodal T/NK-cell lymphoma and identify prognostic subgroups.

Leukemia·2026
Same author

Multi-omics machine learning-driven investigation of super-enhancers signatures and prognostic biomarkers in lung adenocarcinoma.

Functional & integrative genomics·2026
Same author

PMTNet: A Part-Centric Missing-Aware Temporal Network for Cat Behavior Recognition in Unconstrained Videos.

Animals : an open access journal from MDPI·2026
Same author

Long-term sero-epidemiological trends of Nine respiratory pathogens in a predominantly pediatric population in Southwest China: a multicenter retrospective study (2019-2023).

BMC infectious diseases·2026
Same author

Coordination and π-π Stacking-Driven Conjugated Polymer Sensor Array for Polyphenol Fingerprinting and Tea Discrimination.

Analytical chemistry·2026
Same author

Pretargeted PROTAC Strategy Enables Precise Tumor Target Degradation <i>via</i> Self-Assembling Peptides.

ACS applied materials & interfaces·2026

Related Experiment Video

Updated: Apr 16, 2026

Bacterial Detection & Identification Using Electrochemical Sensors
09:30

Bacterial Detection & Identification Using Electrochemical Sensors

Published on: April 23, 2013

29.2K

Fluorescence array-based sensing of metal ions using conjugated polyelectrolytes.

Yi Wu1,2, Ying Tan2, Jiatao Wu1,2

  • 1†Department of Chemistry, Tsinghua University, Beijing 100084, P. R. China.

ACS Applied Materials & Interfaces
|March 6, 2015
PubMed
Summary

This study developed a four-polymer sensor array using conjugated polyelectrolytes (CPEs) to detect toxic metal ions. The array successfully differentiated eight common water contaminants, offering a new tool for environmental monitoring.

Keywords:
LDAconjugated polyelectrolytesmetal ionpoly(p-pheynylene ethynylene)sensor array

More Related Videos

Detection and Recovery of Palladium, Gold and Cobalt Metals from the Urban Mine Using Novel Sensors/Adsorbents Designated with Nanoscale Wagon-wheel-shaped Pores
10:31

Detection and Recovery of Palladium, Gold and Cobalt Metals from the Urban Mine Using Novel Sensors/Adsorbents Designated with Nanoscale Wagon-wheel-shaped Pores

Published on: December 6, 2015

28.8K
Electronic Tongue Generating Continuous Recognition Patterns for Protein Analysis
08:46

Electronic Tongue Generating Continuous Recognition Patterns for Protein Analysis

Published on: September 16, 2014

8.3K

Related Experiment Videos

Last Updated: Apr 16, 2026

Bacterial Detection & Identification Using Electrochemical Sensors
09:30

Bacterial Detection & Identification Using Electrochemical Sensors

Published on: April 23, 2013

29.2K
Detection and Recovery of Palladium, Gold and Cobalt Metals from the Urban Mine Using Novel Sensors/Adsorbents Designated with Nanoscale Wagon-wheel-shaped Pores
10:31

Detection and Recovery of Palladium, Gold and Cobalt Metals from the Urban Mine Using Novel Sensors/Adsorbents Designated with Nanoscale Wagon-wheel-shaped Pores

Published on: December 6, 2015

28.8K
Electronic Tongue Generating Continuous Recognition Patterns for Protein Analysis
08:46

Electronic Tongue Generating Continuous Recognition Patterns for Protein Analysis

Published on: September 16, 2014

8.3K

Area of Science:

  • Materials Science
  • Analytical Chemistry
  • Environmental Science

Background:

  • Array-based sensing enables simultaneous detection of multiple analytes with shared characteristics.
  • Conjugated polyelectrolytes (CPEs) are versatile materials for sensing applications due to their tunable electronic and optical properties.

Purpose of the Study:

  • To design and evaluate an array of four anionic conjugated polyelectrolytes (CPEs) based on a poly(p-phenylene ethynylene) (PPE) backbone for detecting toxic metal ions.
  • To investigate the influence of polymer structure, including conjugation length and ionic side chains, on fluorescence response patterns.
  • To assess the array's capability in differentiating and quantifying specific metal ion contaminants in aqueous solutions.

Main Methods:

  • Synthesis of four anionic CPEs with a common PPE backbone and varied pendant ionic side chains.
  • Exposure of the CPE sensor array to eight EPA-categorized toxic metal ions (Pb2+, Hg2+, Fe3+, Cr3+, Cu2+, Mn2+, Ni2+, Co2+).
  • Recording and analysis of fluorescence intensity response patterns, followed by linear discrimination analysis (LDA) for data interpretation.

Main Results:

  • The four-PPE sensor array exhibited distinct fluorescence intensity response patterns for each of the eight metal ions.
  • Linear discrimination analysis (LDA) enabled clear differentiation of the metal ions in both 2D and 3D graphical representations.
  • The array successfully distinguished between the eight toxic metal ions at concentrations as low as 100 nM in separate solutions.
  • The sensor array demonstrated practical utility in quantifying Pb2+ and Hg2+ concentrations in blind samples within a defined range.

Conclusions:

  • The designed four-PPE sensor array is effective for the sensitive and selective detection of multiple toxic metal ions.
  • The study highlights the importance of polymer structure in tuning fluorescence responses for array-based sensing.
  • This array offers a promising platform for environmental monitoring and water quality assessment, with potential for quantifying specific contaminants like lead and mercury.