- aim
- attached
- attachment
- bind
- binding
- capture
- cheaper
- coats
- construct
- conversion
- convert
- copper
- costly
- currently
- demonstrates
- dioxide
- direct
- dye
- dyes
- efficient
- electrical
- expensive
- family
- focused
- inexpensive
- internationally
- junction
- material
- materials
- measuring
- metal
- metal_based
- mode
- practical
- preliminary
- preparing
- ruthenium
- semiconductor
- semiconductors
- solar
- substitute
- sun
- sunlight
- surface
- titanium
- utilise
