In Forbidden Energy Gap kit, the Forward biased voltage of a silicon/germanium diode or LED is studied as a function of temperature. The results can be used to evaluate Forbidden Energy Gap of Silicon, Germanium and L.E.D. The kit is self contained and needs no additional equipment.
Experiment
Determination of Energy Band Gap of Silicon, Germanium etc using diodes and light emitting diodes.
Apparatus Required
- Forbidden Energy Gap Experiment Setup
- Constant Current Source 10mA
- Digital DC Voltmeter provided inside
- Variable temperature Oven with oil bath
- Silicon Oil
- PT100 Temperature Sensor
- Thermometer 250°C
- Diodes IN4007, IN4148
- Germanium Diode,
- Red LED, Yellow LED, Green LED and White LED.