Solar cells

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Across
  1. 3. semiconductor doped with Sb, for example
  2. 7. type of bonding in metals
  3. 9. metal with highest conductivity
  4. 11. substance that allows the flow of electric current
  5. 13. EMU building with solar PV since 2010
  6. 14. semiconductor doped with Ga, for example
  7. 15. using the sun's energy to heat water
Down
  1. 1. compound that has characteristics between metal and nonmetal
  2. 2. EMU building with solar thermal
  3. 4. energy from moving electrons
  4. 5. substance that allows the flow of electric current only under certain conditions
  5. 6. number of valence electrons in silicon
  6. 8. using the sun's energy to move electrons
  7. 10. type of bonding with shared electrons
  8. 12. EMU building with plans to have solar PV by fall 2018