Understanding the High Performance of over 15% Efficiency in Single‐Junction Bulk Heterojunction Organic Solar Cells

Hybridization of Local Exciton and Charge-Transfer States Reduces Non-Radiative Voltage Losses in Organic Solar Cells

(2019) Flurin Eisner et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Direct Observation of the Relationship betweenMolecular Topology and Bulk Morphology for a π-Conjugated Material

(2019) Martin T. Seifrid et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Curved Polar Dibenzocoronene Esters and Imides versus Their Planar Centrosymmetric Homologs: Photophysical and Optoelectronic Analysis

(2019) Joachim Vollbrecht et al.   Journal of Physical Chemistry C

Unifying Energetic Disorder from Charge Transport and Band Bending in Organic Semiconductors

(2019) Akchheta Karki et al.   ADVANCED FUNCTIONAL MATERIALS

Local Excitation/Charge-Transfer Hybridization Simultaneously Promotes Charge Generation and Reduces Nonradiative Voltage Loss in Nonfullerene Organic Solar Cells

(2019) Guangchao Han et al.   Journal of Physical Chemistry Letters

Solution‐Processed Semitransparent Organic Photovoltaics: From Molecular Design to Device Performance

(2019) Viktor V. Brus et al.   ADVANCED MATERIALS

Over 16% efficiency organic photovoltaic cells enabled by a chlorinated acceptor with increased open-circuit voltages

(2019) Yong Cui et al.   Nature Communications

Quantifying and Understanding Voltage Losses Due to Nonradiative Recombination in Bulk Heterojunction Organic Solar Cells with Low Energetic Offsets

(2019) Katie D. Rosenthal et al.   Advanced Energy Materials

Quantifying the Nongeminate Recombination Dynamics in Nonfullerene Bulk Heterojunction Organic Solar Cells

(2019) Joachim Vollbrecht et al.   Advanced Energy Materials

Strong light-matter coupling for reduced photon energy losses in organic photovoltaics

(2019) Vasileios C. Nikolis et al.   Nature Communications

Design rules for minimizing voltage losses in high-efficiency organic solar cells

(2018) Deping Qian et al.   NATURE MATERIALS

A low cost and high performance polymer donor material for polymer solar cells

(2018) Chenkai Sun et al.   Nature Communications

Impact of Triplet Excited States on the Open-Circuit Voltage of Organic Solar Cells

(2018) Johannes Benduhn et al.   Advanced Energy Materials

Bandgap Narrowing in Non-Fullerene Acceptors: Single Atom Substitution Leads to High Optoelectronic Response Beyond 1000 nm

(2018) Jaewon Lee et al.   Advanced Energy Materials

How to determine optical gaps and voltage losses in organic photovoltaic materials

(2018) K. Vandewal et al.   Sustainable Energy & Fuels

Measuring the competition between bimolecular charge recombination and charge transport in organic solar cells under operating conditions

(2018) Michael C. Heiber et al.   Energy & Environmental Science

Higher Mobility and Carrier Lifetimes in Solution-Processable Small-Molecule Ternary Solar Cells with 11% Efficiency

(2018) Ru-Ze Liang et al.   Advanced Energy Materials

Macroscopic Structural Compositions of π-Conjugated Polymers: Combined Insights from Solid-State NMR and Molecular Dynamics Simulations

(2017) Anton Melnyk et al.   Journal of Physical Chemistry Letters

Impact of interfacial molecular orientation on radiative recombination and charge generation efficiency

(2017) Niva A. Ran et al.   Nature Communications

Charge Generation and Recombination in an Organic Solar Cell with Low Energetic Offsets

(2017) Niva A. Ran et al.   Advanced Energy Materials

Intrinsic non-radiative voltage losses in fullerene-based organic solar cells

(2017) Johannes Benduhn et al.   Nature Energy

Limits for Recombination in a Low Energy Loss Organic Heterojunction

(2016) S. Matthew Menke et al.   ACS Nano

Reduced voltage losses yield 10% efficient fullerene free organic solar cells with >1 V open circuit voltages

(2016) D. Baran et al.   Energy & Environmental Science

Light dependent open-circuit voltage of organic bulk heterojunction solar cells in the presence of surface recombination

(2016) V.V. Brus   ORGANIC ELECTRONICS

Capacitance Spectroscopy for Quantifying Recombination Losses in Nonfullerene Small-Molecule Bulk Heterojunction Solar Cells

(2016) Viktor V. Brus et al.   Advanced Energy Materials

Reduced Recombination in High Efficiency Molecular Nematic Liquid Crystalline: Fullerene Solar Cells

(2016) Ardalan Armin et al.   Advanced Energy Materials

Effect of Molecular Packing and Charge Delocalization on the Nonradiative Recombination of Charge-Transfer States in Organic Solar Cells

(2016) Xian-Kai Chen et al.   Advanced Energy Materials

Low Open-Circuit Voltage Loss in Solution-Processed Small-Molecule Organic Solar Cells

(2016) Sachetan M. Tuladhar et al.   ACS Energy Letters

Fast charge separation in a non-fullerene organic solar cell with a small driving force

(2016) Jing Liu et al.   Nature Energy

Harvesting the Full Potential of Photons with Organic Solar Cells

(2015) Niva A. Ran et al.   ADVANCED MATERIALS

Efficient inverted polymer solar cells employing favourable molecular orientation

(2015) Varun Vohra et al.   Nature Photonics

Competition between recombination and extraction of free charges determines the fill factor of organic solar cells

(2015) Davide Bartesaghi et al.   Nature Communications

High-efficiency polymer solar cells with small photon energy loss

(2015) Kazuaki Kawashima et al.   Nature Communications

Significance of Average Domain Purity and Mixed Domains on the Photovoltaic Performance of High-Efficiency Solution-Processed Small-Molecule BHJ Solar Cells

(2015) Subhrangsu Mukherjee et al.   Advanced Energy Materials

Understanding Open-Circuit Voltage Loss through the Density of States in Organic Bulk Heterojunction Solar Cells

(2015) Samuel D. Collins et al.   Advanced Energy Materials

Impact of Electron Delocalization on the Nature of the Charge-Transfer States in Model Pentacene/C60 Interfaces: A Density Functional Theory Study

(2014) Bing Yang et al.   Journal of Physical Chemistry C

Quantifying Charge Extraction in Organic Solar Cells: The Case of Fluorinated PCPDTBT

(2014) Steve Albrecht et al.   Journal of Physical Chemistry Letters

Silaindacenodithiophene-Based Molecular Donor: Morphological Features and Use in the Fabrication of Compositionally Tolerant, High-Efficiency Bulk Heterojunction Solar Cells

(2014) John A. Love et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Importance of the Donor:Fullerene Intermolecular Arrangement for High-Efficiency Organic Photovoltaics

(2014) Kenneth R. Graham et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Approaching disorder-free transport in high-mobility conjugated polymers

(2014) Deepak Venkateshvaran et al.   NATURE

The influence of molecular orientation on organic bulk heterojunction solar cells

(2014) John R. Tumbleston et al.   Nature Photonics

Overcoming Geminate Recombination and Enhancing Extraction in Solution-Processed Small Molecule Solar Cells

(2014) Christopher M. Proctor et al.   Advanced Energy Materials

Nongeminate Recombination and Charge Transport Limitations in Diketopyrrolopyrrole-Based Solution-Processed Small Molecule Solar Cells

(2013) Christopher M. Proctor et al.   ADVANCED FUNCTIONAL MATERIALS

Film Morphology of High Efficiency Solution-Processed Small-Molecule Solar Cells

(2013) John A. Love et al.   ADVANCED FUNCTIONAL MATERIALS

Improved Light Harvesting and Improved Efficiency by Insertion of an Optical Spacer (ZnO) in Solution-Processed Small-Molecule Solar Cells

(2013) Aung Ko Ko Kyaw et al.   NANO LETTERS

Charge carrier recombination in organic solar cells

(2013) Christopher M. Proctor et al.   PROGRESS IN POLYMER SCIENCE

The Impact of Molecular Orientation on the Photovoltaic Properties of a Phthalocyanine/Fullerene Heterojunction

(2012) Barry P. Rand et al.   ADVANCED FUNCTIONAL MATERIALS

Charge Formation, Recombination, and Sweep-Out Dynamics in Organic Solar Cells

(2012) Sarah R. Cowan et al.   ADVANCED FUNCTIONAL MATERIALS

Use of X-Ray Diffraction, Molecular Simulations, and Spectroscopy to Determine the Molecular Packing in a Polymer-Fullerene Bimolecular Crystal

(2012) Nichole Cates Miller et al.   ADVANCED MATERIALS

Polarization anisotropy of charge transfer absorption and emission of aligned polymer:fullerene blend films

(2012) Koen Vandewal et al.   PHYSICAL REVIEW B

Nanoscale Characterization of Tetrabenzoporphyrin and Fullerene-Based Solar Cells by Photoconductive Atomic Force Microscopy

(2011) Michele Guide et al.   ADVANCED MATERIALS

Nanostructure and Optoelectronic Characterization of Small Molecule Bulk Heterojunction Solar Cells by Photoconductive Atomic Force Microscopy

(2010) Xuan-Dung Dang et al.   ADVANCED FUNCTIONAL MATERIALS

Accounting for Interference, Scattering, and Electrode Absorption to Make Accurate Internal Quantum Efficiency Measurements in Organic and Other Thin Solar Cells

(2010) George F. Burkhard et al.   ADVANCED MATERIALS

Relating the open-circuit voltage to interface molecular properties of donor:acceptor bulk heterojunction solar cells

(2010) Koen Vandewal et al.   PHYSICAL REVIEW B

Nanoscale Phase Separation and High Photovoltaic Efficiency in Solution-Processed, Small-Molecule Bulk Heterojunction Solar Cells

(2009) Bright Walker et al.   ADVANCED FUNCTIONAL MATERIALS

Exciton-Dissociation and Charge-Recombination Processes in Pentacene/C60Solar Cells: Theoretical Insight into the Impact of Interface Geometry

(2009) Yuanping Yi et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY