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1. Polymer-based solarPolymer-based solar
cellscells

2. CompositionComposition
 Thin films of polymersThin films of polymers
 Small-molecule compounds like:Small-molecule compounds like:
 Polyphenylene vinylenePolyphenylene vinylene
 Copper PhthalocyanineCopper Phthalocyanine
 Carbon fullerenesCarbon fullerenes

3. CharacteristicsCharacteristics
 LightweightLightweight
 Very designableVery designable
 Low environmentalLow environmental
impactimpact
 Plasticized lookPlasticized look
 Dark in colorDark in color

4. UsesUses
 Low energy calculatorsLow energy calculators
 Battery chargersBattery chargers
 Electrical feedersElectrical feeders
 Charging backpacksCharging backpacks

5. Vs Silicon cellsVs Silicon cells
Advantages:Advantages:
• Cheaper (aboutCheaper (about
one-tenth)one-tenth)
• EnvironmentEnvironment
Disadvantages:Disadvantages:
• Efficiency (only ¼Efficiency (only ¼
compared tocompared to
silicon)silicon)
• DegradationDegradation

6. Vs Silicon cellsVs Silicon cells
Advantages:Advantages:
• Cheaper (aboutCheaper (about
one-tenth)one-tenth)
• EnvironmentEnvironment
Disadvantages:Disadvantages:
• Efficiency (only ¼Efficiency (only ¼
compared tocompared to
silicon)silicon)
• DegradationDegradation