Optoelectronic Junction Devices

12345678
Across
  1. 2. Generation of emf by a solar cell involves generation, _________ and collection of e-h pairs.
  2. 6. A photodiode is used as a ____________.
  3. 7. In LED, energy released during e-h pair recombination is in the form of ___________.
  4. 8. Any photon with energy greater than the __________ can produce an emf in a solar cell.
Down
  1. 1. The process of depositing of silicon wafers to make a solar cell is called as _________.
  2. 3. A photodiode functions in ___________ bias.
  3. 4. A bandgap of 1.9 eV produces _________ colour.
  4. 5. Potential difference generated across a solar cell is called _________________.