17-PHYS-B1 Radiation Physics 17-PHYS-B2 Electro-Optical Engineering 17-PHYS-B3 Digital Systems and Computers 17-PHYS-B4 Signals and Communications 17-PHYS-B5 Systems and Control 17-PHYS-B6 Applied Thermodynamics & Heat Transfer 17-PHYS-B7 Structure of Materials