A molybdenum disulfide/nickel ferrite-modified voltammetric sensing platform for ultra-sensitive determination of clenbuterol under the presence of an external magnetic field† Van Manh Tien,‡a Van Hoang Ong,‡ac Tuyet Nhung Pham, *a Nguyen Quang Hoa,d Thi Lan Nguyen,e Pham Duc Thang,ab Le Khanh Vinh,f Pham Thi Nhat Trinh,h Doan Thi Ngoc Thanh,i Le Minh Tung*g and Anh-Tuan Le *ab Abstract The electrochemical behavior and sensing performance of an electrode modified with NiFe2O4 (NFO), MoS2, and...