Chemistry 104 Laboratory

 

 

This Week

Answer Keys

 

Gen Chem Lab

 

Periodic Table

 

 

á       Expt 8:  Nanocrystalline Solar Cells

o   Preliminary Assignment due before you start the experiment

Next Week

á       Lab check out

á       Quiz 5:  Expts 5,6,9

 

Notes for Today
  • Prepare the solar cell

 

Spread film of TiO2 on glass plate

 

 

 

Anneal film

 

Stain film with berry juice anthocyanin (light collector)

 

Prepare graphite-coated counter electrode

 

  • Assemble the solar cell, expose to sunlight, and observeÉ

 

 

 

  • Safety Isues
    • Goggles required when preparing TiO2 suspension and annealing films
    • Keep ethanol away from flames