The solar to electrical power conversion efficiency for dye-sensitized solar cells (DSCs) incorporating a solid-state organic hole-transporter can be over 5%. However, this is for devices significantly thinner than the optical depth of the active composite ...

2008

CdSe quantum dot-sensitized solar cells exceeding efficiency 1% at full-sun intensity

Michael Graetzel, Mohammad Khaja Nazeeruddin, Shaik Mohammed Zakeeruddin, Jun Ho Yum, Peter Chen

Colloidal cadmium selenide (CdSe) quantum dots QDs) have been prepared and exploited as inorganic dyes to sensitize a large-band-gap TiO2 layer for QD-sensitized solar cells. The optimized QD-sensitized solar cells exhibited an unprecedented incident photo ...

2008

Fabrication of screen-printing pastes from TiO2 powders for dye-sensitised solar cells

Michael Graetzel, Mohammad Khaja Nazeeruddin, Paul Liska, Péter Kalman Péchy, Pascal Comte, Peter Chen

2007

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PbS and US Quantum Dot-Sensitized Solid-State Solar Cells: "Old Concepts, New Results"

Michael Graetzel, Mohammad Khaja Nazeeruddin, Shaik Mohammed Zakeeruddin, Frank Nüesch, Soo-Jin Moon, Peter Chen, Thomas Geiger

2009

The 2,2,6,6-Tetramethyl-1-piperidinyloxy Radical: An Efficient, Iodine-Free Redox Mediator for Dye-Sensitized Solar Cells

Michael Graetzel, Shaik Mohammed Zakeeruddin, Peter Chen

2008