Novel self-assembled cobalt sulfide nanorods/reduced graphene oxide as an efficient nano-catalyst for dual sensing of 4-nitrophenol

Key Points

• This research aims to develop a cobalt sulfide nanorods/reduced graphene oxide sensor for the detection of 4-nitrophenol.
• Design of CoS-nanorods/reduced graphene oxide composite
• Evaluation of sensing performance
• Application for detecting 4-nitrophenol
• Sensor shows high sensitivity for 4-nitrophenol
• Simple and efficient sensing method demonstrated
• Promising application for environmental monitoring