Chromium vanadate nanoparticles entrapped reduced graphene oxide nanosheets: A nanocomposite with high catalytic activity for the detection of hypertension-drug nifedipine in biological samples

Saranvignesh Alagarsamy, Ramadhass Keerthika Devi, Tse‐Wei Chen, Shen‐Ming Chen, Bih-Show Lou, Rasu Ramachandran, Amal M. Al‐Mohaimeed, Maha F. El‐Tohamy, Mohamed S. Elshikh, Jaysan Yu, Ru-Han Li