id	keyword
eurjchem-1809	band
eurjchem-1809	semiconductor
eurjchem-1809	edge
eurjchem-1809	band edge
eurjchem-1809	conduction
eurjchem-1809	metal
eurjchem-1809	conduction band
eurjchem-1809	potential
eurjchem-1809	valence
eurjchem-1809	gap
eurjchem-1809	electrons
eurjchem-1809	charge
eurjchem-1809	energy
eurjchem-1809	figure
eurjchem-1809	mechanism
eurjchem-1809	chemistry
eurjchem-1809	photocatalytic
eurjchem-1809	valence band