Recherche

Afficher tous les résultats pour

Accueil

Personne

Pascal Comte

Cette personne a quitté l’EPFL

À propos
Confidentialité
Mentions légales

Graph Chatbot

Publications associées (47)

Page 2 sur 3

High-conversion-efficiency organic dye-sensitized solar cells with a novel indoline dye

Michael Graetzel, Péter Kalman Péchy, Pascal Comte, Paul Liska

An indoline dye (D205), the synthesis method of which is disclosed in this report, gave high-efficiency organic dye-sensitized solar cells (9.52%) using an anti-aggregation reagent (chenodeoxycholic acid). ...

Royal Society of Chemistry2008

Fabrication of thin film dye sensitized solar cells with solar to electric power conversion efficiency over 10%

Michael Graetzel, Mohammad Khaja Nazeeruddin, Pascal Comte, Paul Liska, Carole Graetzel

Techniques of TiO2 film fabrication for dye-sensitized solar cells having a conversion efficiency of global air mass 1.5 (AM 1.5, 1000 W/m(2)) solar light to electric power over 10% are reported. Newly implemented fabrication technologies consist of pre-tr ...

2008

Synthesis, Characterization, and DFT-TDDFT Computational Study of a Ruthenium Complex Containing a Functionalized Tetradentate Ligand

Michael Graetzel, Mohammad Khaja Nazeeruddin, Pascal Comte, Paul Liska, Davide Di Censo

A ruthenium complex trans-[Ru(L)(NCS)2], L ) 4,4¢¢¢-di- tert-butyl-4¢,4¢¢-bis(carboxylic acid)-2,2¢:6¢,2¢¢:6¢¢,2¢¢¢- quaterpyridine (N886), was synthesized and characterized by spectroscopic and electrochemical methods. The absorption spectrum of the N886 ...

2006

The Electronic Role of the TiO2 Light-Scattering Layer in Dye-Sensitized Solar Cells

Michael Graetzel, Mohammad Khaja Nazeeruddin, Shaik Mohammed Zakeeruddin, Robin Humphry-Baker, Péter Kalman Péchy, Pascal Comte, Paul Liska, Raphaël Charvet

2007

Gelation of Ionic Liquid-Based Electrolytes with Silica Nanoparticles for Quasi-Solid-State Dye-Sensitized Solar Cells

Michael Graetzel, Shaik Mohammed Zakeeruddin, Pascal Comte, Peng Wang

2003

Photovoltaic performance and stability of nanocrystalline injection solar cells

Michael Graetzel, Mohammad Khaja Nazeeruddin, Shaik Mohammed Zakeeruddin, Péter Kalman Péchy, Pascal Comte, Nikolaos Vlachopoulos, Paul Liska

1997

Avoiding Diffusion Limitations in Cobalt(III/II)-Tris(2,2'-Bipyridine)-Based Dye-Sensitized Solar Cells by Tuning the Mesoporous TiO2 Film Properties

Michael Graetzel, Pascal Comte, Chenyi Yi, Hoi Nok Tsao

Dye-sensitized solar cells based on electrolytes containing cobalt complexes as redox shuttles typically suffer a major limitation in terms of slow diffusion of those couples through the mesoporous TiO2 film. This results in a drop of the photocurrent dens ...

Wiley-Blackwell2012

Nanostructured Composite Films for Dye-Sensitized Solar Cells by Electrostatic Layer-by-Layer Deposition

Michael Graetzel, Mohammad Khaja Nazeeruddin, Pascal Comte, Ilkay Cesar

2006

Doping a TiO2 Photoanode with Nb5+ to Enhance Transparency and Charge Collection Efficiency in Dye-Sensitized Solar Cells

Michael Graetzel, Shaik Mohammed Zakeeruddin, Pascal Comte, Aravind Kumar Chandiran

The optoelectronic properties of our benchmark nanocrystalline anatase TiO2 photoanode were modified by means of aliovalent doping with Nb5+. Even for a low doping level, the charge collection efficiency can be noticeably improved as a result of a higher e ...

American Chemical Society2010

Photovoltaic Characterization of Dye-sensitized Solar Cells: Effect of Device Masking on Conversion Efficiency

Michael Graetzel, Mohammad Khaja Nazeeruddin, Shaik Mohammed Zakeeruddin, Péter Kalman Péchy, Pascal Comte, Paul Liska, Raphaël Charvet

2006

Tandem photovoltaic conversion device

Michael Graetzel, Pascal Comte, Paul Liska, Ravindranathan Thampi

The tandem photovoltaic conversion device comprises at least one top photovoltaic cell unit and one bottom photovoltaic cell unit laminated along a light transmitting direction and electrically connected, wherein said top cell unit is a dye sensitised or s ...

2006

Amphiphilic Ruthenium Sensitizer with 4,4'-Diphosphonic Acid-2,2'-bipyridine as Anchoring Ligand for Nanocrystalline Dye Sensitized Solar Cells

Michael Graetzel, Shaik Mohammed Zakeeruddin, Robin Humphry-Baker, Jacques-Edouard Moser, Pascal Comte, Peng Wang, Raphaël Charvet

2004

Enhance the performance of dye-Sensitized photoelectrochemical cells by Co-grafting amphiphilic sensitizer and hexadecyl malonic acid on TiO2 nanocrystals

Michael Graetzel, Shaik Mohammed Zakeeruddin, Robin Humphry-Baker, Pascal Comte, Peng Wang, Raphaël Charvet

2003

Thiadiazolo[3,4-c]pyridine Acceptor Based Blue Sensitizers for High Efficiency Dye-Sensitized Solar Cells

Michael Graetzel, Shaik Mohammed Zakeeruddin, Robin Humphry-Baker, Pascal Comte, Thomas Moehl, Chenyi Yi, Joël Teuscher, Carole Graetzel

Two new [1,2,5]thiadiazolo[3,4-c]pyridine-containing D-A-pi-A organic dyes (PT-1 and PT-2) have been designed and synthesized for utilization in dye-sensitized solar cells. PT-2 sensitizer, which was synthesized by incorporating the 4,4-bis(2-ethylhexyl)-4 ...

American Chemical Society2014

Stepwise assembly of amphiphilic ruthenium sensitizers and their applications in dye-sensitized solar cell

Michael Graetzel, Mohammad Khaja Nazeeruddin, Shaik Mohammed Zakeeruddin, Kurt Schenk, Pascal Comte, Paul Liska

2004

A High Molar Extinction Coefficient Charge Transfer Sensitizer and its Application in Dye Sensitized Solar Cell

Michael Graetzel, Mohammad Khaja Nazeeruddin, Pascal Comte, Paul Liska, Takeru Bessho

2007

High-efficiency (7.2%) flexible dye-sensitized solar cells with Ti-metal substrate for nanocrystalline-TiO2 photoanode

Michael Graetzel, Mohammad Khaja Nazeeruddin, Shaik Mohammed Zakeeruddin, Péter Kalman Péchy, Pascal Comte, Paul Liska, Guido Rothenberger

High-efficiency flexible dye-sensitized solar cells were fabricated with a Ti-metal foil substrate for photo anode and using a Pt-electrodeposited counter electrode on ITO/polyethylene naphthalate (ITO/PEN); these devices were characterized by incident pho ...

Royal Society of Chemistry2006

Control of dark current in photoelectrochemical (TiO2/I--I3-) and dye-sensitized solar cells

Michael Graetzel, Mohammad Khaja Nazeeruddin, Shaik Mohammed Zakeeruddin, Péter Kalman Péchy, Pascal Comte, Paul Liska, Udo Bach, Raphaël Charvet

Royal Society of Chemistry2005

Highly active meso-microporous TaON photocatalyst driven by visible light

Michael Graetzel, Pascal Comte, Paul Liska, Ravindranathan Thampi

Royal Society of Chemistry2005

Ion Coordinating Sensitizer for High Efficiency Mesoscopic Dye-Sensitized Solar Cells: Influence of Lithium Ions on the Photovoltaic Performance of Liquid and Solid-State Cells

Michael Graetzel, Shaik Mohammed Zakeeruddin, Robin Humphry-Baker, Jacques-Edouard Moser, Pascal Comte

American Chemical Society (ACS)2006