1. Dye-Sensitized Solar Cells Based On Nano-Structured Semiconductors
박남규
한국전자통신연구원
코리아헤럴드 (10면)-

2. inorganic pn junction solar cell photoelectrochemical solar cell
Type of Solar Cells
inorganic pn junction solar cell
photoelectrochemical solar cell
organic solar cell
n-type semiconductor
p-type semiconductor h+ e–
ECB
EVB
Electron acceptor
Hole acceptor
Cathode
Anode
HOMO
LUMO
Redox electrolyte A– A
Metal
DSSC 장점:
저가격, 고효율, 제조용이

3. Dye-Sensitized Solar Cell: Operation principle & Structure
D*/D+
D/D+ CB VB
I3/I
surface states
Voc
TiO2
Dye
inj
cc r e–
Pt-coated glass
I- / I2 electrolyte
Dye/TiO2 layer (10 – 15 m)
SnO2-based
TCO
Film surface
Factors affecting efficiency (Research Areas): (1) energetics and kinetics (Physical chemistry), (2) physics, chemistry and morphology of nano-oxides (Inorganic Chemistry and Material Sciences), (3) photochemistry of sensitizers (Organic & Bio Chemistry), and (4) electrochemistry of redox electrolyte (Electrochemistry)

4. Recent Research Trends
Higher
Efficiency !!