Electrochemical determination of copper in seawater based on a patch-type integrated electrode modified with gold nanoparticle-decorated carbon nanoflowers

Key Points

• Electrochemical assessment achieves reliable copper detection in seawater with a modified electrode.
• Key measurement showed successful detection of copper using carbon nanoflowers and gold nanoparticles.
• Analysis of the integrated electrochemical sensor demonstrates practicality for marine applications.
• Highlights the need for advanced sensors in environmental monitoring of metal pollution.