Material Science/ Solid State Chemistry- Counting Photons Using Solar Cell

Counting Photons Using Solar Cell

Description: A laser is aligned to strike a solar cell. The solar cell is connected to a multimeter to show the amps produced. Blue colored liquid is placed in between the laser and solar cell, and the number of amps is reduced by half.

Source: Ellis, A. e al. Teaching General Chemistry: A Material Science Companion

Year: 1993 Vol: N/A Page: 266 Keywords: Multimeter, Solar cell. Laser, Absorption Ratings:

Hazard: Some

Eye damage
Aquatic toxicity

Effectiveness: Average

Results are observable with guidance
Somewhat connected to course material
Mild effects are seen by audience
Secondary effects are seen by audience

Difficulty: Medium

Sequential or timed manipulations
Some intermediate steps to results
Precise alignment and manipulation required

Safety Precautions:

Eye protection required
Gloves required
Avoid exposure to laser light
Absorbent material on hand

Class: Solid State Chemistry Division: General, Material Science Chemistry

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