LOW TEMPERATURE TECNOLOGIA SOI SENSOR DE TEMPERATURA CRYOELECTRONICS MODELING TEMPERATURE PHOTODETECTOR ELECTRICAL CHARACTERIZATION PHOTODIODE MULTI-EXPONENTIAL DIODE MODEL SERIES RESISTANCE TEMPERATURE SENSOR TCAD TRIDIMENSIONAL SIMULATION NANOWIRE-BASED TRANSISTORS ELECTROTHERMAL TCAD SIMULATION SELF-HEATING EFFECT SOI MOSFET SENSORS SIMULATION PARAMETER EXTRACTION ANALYTICAL MODEL DIODE NANOWIRE MOSFET