Supplementary Material for Efficient Magneto-tunable Photocurrent in Multiferroics

The experimental details of synthesis, devices fabrication; Raman spectra, lattice parameters, leakage current, polarization current, ferroelectric polarization under various magnetic fields, ferroelectric hysteresis of heavy doping films, reflectance spectra and EPR discussion. The comparison of key parameters for magnetic-tunable photoresponse in Table S1.