How High Local Charge Carrier Mobility and an Energy Cascade in a Three-Phase Bulk Heterojunction Enable >90% Quantum Efficiency

Suppressing Recombination in Polymer Photovoltaic Devices via Energy-Level Cascades

(2013) Zhi-Kuang Tan et al.   ADVANCED MATERIALS

On the role of intermixed phases in organic photovoltaic blends

(2013) Paul Westacott et al.   Energy & Environmental Science

Suppression of geminate charge recombination in organic photovoltaic devices with a cascaded energy heterojunction

(2013) Chris Groves   Energy & Environmental Science

A general relationship between disorder, aggregation and charge transport in conjugated polymers

(2013) Rodrigo Noriega et al.   NATURE MATERIALS

Insights into the Charge Carrier Terahertz Mobility in Polyfluorenes from Large-Scale Atomistic Simulations and Time-Resolved Terahertz Spectroscopy

(2012) Nenad Vukmirović et al.   Journal of Physical Chemistry C

Ultrafast Intramolecular Exciton Splitting Dynamics in Isolated Low-Band-Gap Polymers and Their Implications in Photovoltaic Materials Design

(2012) Brian S. Rolczynski et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Ultrafast Terahertz Photoconductivity of Bulk Heterojunction Materials Reveals High Carrier Mobility up to Nanosecond Time Scale

(2012) Carlito S. Ponseca et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Hot charge-transfer excitons set the time limit for charge separation at donor/acceptor interfaces in organic photovoltaics

(2012) Askat E. Jailaubekov et al.   NATURE MATERIALS

Hot exciton dissociation in polymer solar cells

(2012) G. Grancini et al.   NATURE MATERIALS

Enhanced power-conversion efficiency in polymer solar cells using an inverted device structure

(2012) Zhicai He et al.   Nature Photonics

The Role of Driving Energy and Delocalized States for Charge Separation in Organic Semiconductors

(2012) A. A. Bakulin et al.   SCIENCE

The Importance of Fullerene Percolation in the Mixed Regions of Polymer-Fullerene Bulk Heterojunction Solar Cells

(2012) Jonathan A. Bartelt et al.   Advanced Energy Materials

Factors Governing Intercalation of Fullerenes and Other Small Molecules Between the Side Chains of Semiconducting Polymers Used in Solar Cells

(2012) Nichole Cates Miller et al.   Advanced Energy Materials

Absolute Measurement of Domain Composition and Nanoscale Size Distribution Explains Performance in PTB7:PC71BM Solar Cells

(2012) Brian A. Collins et al.   Advanced Energy Materials

Quantitative Analysis of Bulk Heterojunction Films Using Linear Absorption Spectroscopy and Solar Cell Performance

(2011) Sarah T. Turner et al.   ADVANCED FUNCTIONAL MATERIALS

Morphology effects on charge generation and recombination dynamics at ZnPc:C60 bulk hetero-junctions using time-resolved terahertz spectroscopy

(2011) Andreas F. Bartelt et al.   APPLIED PHYSICS LETTERS

Miscibility, Crystallinity, and Phase Development in P3HT/PCBM Solar Cells: Toward an Enlightened Understanding of Device Morphology and Stability

(2011) Brian A. Collins et al.   Journal of Physical Chemistry Letters

Fullerenecrystallisation as a key driver of charge separation in polymer/fullerene bulk heterojunction solar cells

(2011) Fiona C. Jamieson et al.   Chemical Science

For the Bright Future-Bulk Heterojunction Polymer Solar Cells with Power Conversion Efficiency of 7.4%

(2010) Yongye Liang et al.   ADVANCED MATERIALS

Geminate electron-hole recombination in organic solids in the presence of a donor-acceptor heterojunction

(2010) Mariusz Wojcik et al.   APPLIED PHYSICS LETTERS

Charge Photogeneration in Organic Solar Cells

(2010) Tracey M. Clarke et al.   CHEMICAL REVIEWS

Methodological assessment of kinetic Monte Carlo simulations of organic photovoltaic devices: The treatment of electrostatic interactions

(2010) Mosè Casalegno et al.   JOURNAL OF CHEMICAL PHYSICS

Field-Independent Charge Photogeneration in PCPDTBT/PC70BM Solar Cells

(2010) Fiona C. Jamieson et al.   Journal of Physical Chemistry Letters

Organic photovoltaics

(2009) Bernard Kippelen et al.   Energy & Environmental Science

Thienyl-substituted methanofullerene derivatives for organic photovoltaic cells

(2009) Jung Hei Choi et al.   JOURNAL OF MATERIALS CHEMISTRY

On the origin of the open-circuit voltage of polymer–fullerene solar cells

(2009) Koen Vandewal et al.   NATURE MATERIALS

Bulk heterojunction solar cells with internal quantum efficiency approaching 100%

(2009) Sung Heum Park et al.   Nature Photonics

Origin of the Efficient Polaron-Pair Dissociation in Polymer-Fullerene Blends

(2009) Carsten Deibel et al.   PHYSICAL REVIEW LETTERS

Monte Carlo modeling of geminate recombination in polymer-polymer photovoltaic devices

(2008) C. Groves et al.   JOURNAL OF CHEMICAL PHYSICS

Charge Carrier Dynamics in Alternating Polyfluorene Copolymer:Fullerene Blends Probed by Terahertz Spectroscopy

(2008) Hynek Němec et al.   Journal of Physical Chemistry C

Carrier Dynamics Resulting from Above and Below Gap Excitation of P3HT and P3HT/PCBM Investigated by Optical-Pump Terahertz-Probe Spectroscopy

(2008) Paul D. Cunningham et al.   Journal of Physical Chemistry C

Compositional and Electric Field Dependence of the Dissociation of Charge Transfer Excitons in Alternating Polyfluorene Copolymer/Fullerene Blends

(2008) Dirk Veldman et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY