(a) MFE_ECL is generated by density and conversion channels. (b) Experimental setup with a two-electrode configuration or an electrochemical cell placed in a magnetic field. (c) MFE_CEL at different voltages. (d) Normal and abnormal MFE_ECL under fast field-sweeping rate of 32 mT/s. (e) Normal and abnormal MFE_ECL under fast field-sweeping rate of 3.2 mT/s.^[8]