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Title: Contact-Induced Mechanisms in Organic Photovoltaics: A Steady-State and Transient Study

Journal Article · · Adv. Energy Mater.

Research Organization:
Energy Frontier Research Centers (EFRC) (United States). Center for Interface Science: Solar Electric Materials (CISSEM)
Sponsoring Organization:
USDOE Office of Science (SC), Basic Energy Sciences (BES)
DOE Contract Number:
SC0001084
OSTI ID:
1167831
Journal Information:
Adv. Energy Mater., Vol. 5(1); Related Information: CISSEM partners with the University of Arizona (lead); Georgia Institute of Technology; National Renewable Energy Laboratory; Princeton University; University of Washington
Country of Publication:
United States
Language:
English

References (84)

Charge Formation, Recombination, and Sweep-Out Dynamics in Organic Solar Cells journal January 2012
Transient photoconductivity in polymer bulk heterojunction solar cells: Competition between sweep-out and recombination journal January 2011
Analytical model for the open-circuit voltage and its associated resistance in organic planar heterojunction solar cells journal April 2008
Recombination in polymer-fullerene bulk heterojunction solar cells journal December 2010
Bimolecular recombination in polymer/fullerene bulk heterojunction solar cells journal January 2006
Light intensity dependence of open-circuit voltage of polymer:fullerene solar cells journal March 2005
Recombination Dynamics as a Key Determinant of Open Circuit Voltage in Organic Bulk Heterojunction Solar Cells: A Comparison of Four Different Donor Polymers journal August 2010
Transient Optoelectronic Analysis of Charge Carrier Losses in a Selenophene/Fullerene Blend Solar Cell journal March 2011
Bimolecular recombination losses in polythiophene: Fullerene solar cells journal September 2008
Intensity and wavelength dependence of bimolecular recombination in P3HT:PCBM solar cells: A white-light biased external quantum efficiency study journal April 2013
Quantifying Bimolecular Recombination Losses in Organic Bulk Heterojunction Solar Cells journal February 2011
Charge extraction and photocurrent in organic bulk heterojunction solar cells journal January 2012
The influence of solid-state microstructure on the origin and yield of long-lived photogenerated charge in neat semiconducting polymers journal October 2011
Understanding the Influence of Morphology on Poly(3-hexylselenothiophene):PCBM Solar Cells journal January 2010
Fullerenecrystallisation as a key driver of charge separation in polymer/fullerene bulk heterojunction solar cells journal January 2012
Bimolecular Recombination Coefficient as a Sensitive Testing Parameter for Low-Mobility Solar-Cell Materials journal May 2005
On the Field Dependence of Free Charge Carrier Generation and Recombination in Blends of PCPDTBT/PC 70 BM: Influence of Solvent Additives journal February 2012
Relationship between energetic disorder and open-circuit voltage in bulk heterojunction organic solar cells journal August 2011
Photogeneration and Recombination in P3HT/PCBM Solar Cells Probed by Time-Delayed Collection Field Experiments journal March 2011
Heterojunction topology versus fill factor correlations in novel hybrid small-molecular/polymeric solar cells journal March 2009
Charge Carrier Formation in Polythiophene/Fullerene Blend Films Studied by Transient Absorption Spectroscopy journal March 2008
On the Differences between Dark and Light Ideality Factor in Polymer:Fullerene Solar Cells journal June 2013
Analysis of the Relationship between Linearity of Corrected Photocurrent and the Order of Recombination in Organic Solar Cells journal September 2011
Origin of reduced polaron recombination in organic semiconductor devices journal August 2009
Double injection in organic bulk-heterojunction journal May 2008
Influence of injected charge carriers on photocurrents in polymer solar cells journal March 2012
Inverted Polymer Solar Cells Integrated with a Low-Temperature-Annealed Sol-Gel-Derived ZnO Film as an Electron Transport Layer journal February 2011
Hierarchical Nanomorphologies Promote Exciton Dissociation in Polymer/Fullerene Bulk Heterojunction Solar Cells journal September 2011
Optimisation of PCPDTBT solar cells using polymer synthesis with Suzuki coupling journal August 2011
Comparison of the Photovoltaic Characteristics and Nanostructure of Fullerenes Blended with Conjugated Polymers with Siloxane-Terminated and Branched Aliphatic Side Chains journal January 2013
Enhanced charge separation in organic photovoltaic films doped with ferroelectric dipoles journal January 2012
A Soluble High Molecular Weight Copolymer of Benzo[1,2-b:4,5-b′]dithiophene and Benzoxadiazole for Efficient Organic Photovoltaics journal June 2011
Effect of blend layer morphology on performance of ZnPc:C60-based photovoltaic cells journal September 2010
Transient Photocurrent Response of Small-Molecule Bulk Heterojunction Solar Cells journal January 2014
Charge Carrier Dynamics of Polymer:Fullerene Blends: From Geminate to Non-Geminate Recombination journal February 2014
Origin of the Open Circuit Voltage of Plastic Solar Cells journal October 2001
Design Rules for Donors in Bulk-Heterojunction Solar Cells—Towards 10 % Energy-Conversion Efficiency journal March 2006
On the origin of the open-circuit voltage of polymer–fullerene solar cells journal October 2009
Relating the open-circuit voltage to interface molecular properties of donor:acceptor bulk heterojunction solar cells journal March 2010
The Energy of Charge‐Transfer States in Electron Donor–Acceptor Blends: Insight into the Energy Losses in Organic Solar Cells journal June 2009
Molecular Understanding of the Open-Circuit Voltage of Polymer:Fullerene Solar Cells journal November 2011
Open-Circuit Voltage and Effective Gap of Organic Solar Cells journal June 2013
Determination of Quasi-Fermi Levels across Illuminated Organic Donor/Acceptor Heterojunctions by Kelvin Probe Force Microscopy journal September 2011
Comparing organic to inorganic photovoltaic cells: Theory, experiment, and simulation journal March 2003
The origin of the open-circuit voltage in polyfluorene-based photovoltaic devices journal October 2002
Investigating the Influence of Interfacial Contact Properties on Open Circuit Voltages in Organic Photovoltaic Performance: Work Function Versus Selectivity journal February 2013
Selective Interlayers and Contacts in Organic Photovoltaic Cells journal May 2011
Small-molecule solar cells—status and perspectives journal September 2008
Interface materials for organic solar cells journal January 2010
Optimum mobility, contact properties, and open-circuit voltage of organic solar cells: A drift-diffusion simulation study journal April 2012
Physics of Solar Cells book January 2005
Improvement of Interfacial Contacts for New Small-Molecule Bulk-Heterojunction Organic Photovoltaics journal August 2012
Evidence for near-Surface NiOOH Species in Solution-Processed NiO x Selective Interlayer Materials: Impact on Energetics and the Performance of Polymer Bulk Heterojunction Photovoltaics journal November 2011
Enhanced Efficiency in Plastic Solar Cells via Energy Matched Solution Processed NiOx Interlayers journal July 2011
Investigation of Driving Forces for Charge Extraction in Organic Solar Cells: Transient Photocurrent Measurements on Solar Cells Showing S-Shaped Current-Voltage Characteristics journal March 2013
Biased internal potential distributions in a bulk-heterojunction organic solar cell incorporated with a TiO x interlayer journal May 2012
Direct observation of internal potential distributions in a bulk heterojunction solar cell journal December 2011
Charge carrier concentration and temperature dependent recombination in polymer-fullerene solar cells journal August 2009
Diffusion-limited recombination in polymer-fullerene blends and its influence on photocurrent collection journal April 2003
On the pseudo-symmetric current–voltage response of bulk heterojunction solar cells journal January 2008
Factors Limiting Device Efficiency in Organic Photovoltaics journal December 2012
Competing Effects of Fluorination on the Orientation of Aromatic and Aliphatic Phosphonic Acid Monolayers on Indium Tin Oxide journal July 2013
Correction to Orientation of Phenylphosphonic Acid Self-Assembled Monolayers on a Transparent Conductive Oxide: A Combined NEXAFS, PM-IRRAS, and DFT Study journal March 2013
Electrical, optical, and structural properties of indium–tin–oxide thin films for organic light-emitting devices journal December 1999
Effect of film thickness on the properties of indium tin oxide thin films journal November 2000
Electronic band structure of indium tin oxide and criteria for transparent conducting behavior journal December 2001
Energy level alignment in PCDTBT:PC70BM solar cells: Solution processed NiOx for improved hole collection and efficiency journal May 2012
Solution deposited NiO thin-films as hole transport layers in organic photovoltaics journal August 2010
Solution-Processed Nickel Oxide Hole Transport Layers in High Efficiency Polymer Photovoltaic Cells journal January 2013
Recombination at semiconductor surfaces and interfaces journal September 1983
Time‐resolved investigations of sidewall recombination in dry‐etched GaAs wires journal May 1990
Time‐resolved investigations of sidewall recombination and in‐plane diffusivity in dry‐etched InGaAs/GaAs air‐post structures journal July 1994
Injected Current Carrier Transport in a Semi‐Infinite Semiconductor and the Determination of Lifetimes and Surface Recombination Velocities journal April 1955
Organic Solar Cell Efficiencies Under the Aspect of Reduced Surface Recombination Velocities journal November 2010
S-shaped current-voltage characteristics of organic solar devices journal September 2010
A Conclusive View on Charge Generation, Recombination, and Extraction in As-Prepared and Annealed P3HT:PCBM Blends: Combined Experimental and Simulation Work journal January 2014
Origin of the light intensity dependence of the short-circuit current of polymer/fullerene solar cells journal November 2005
Electronic properties of ZnO/CdS/Cu(In,Ga)Se2 solar cells — aspects of heterojunction formation journal May 2001
Efficient charge generation by relaxed charge-transfer states at organic interfaces journal November 2013
Relation of open circuit voltage to charge carrier density in organic bulk heterojunction solar cells journal March 2011
Built-In Potential in Conjugated Polymer Diodes with Changing Anode Work Function: Interfacial States and Deviation from the Schottky–Mott Limit journal April 2012
Balanced Carrier Mobilities: Not a Necessary Condition for High-Efficiency Thin Organic Solar Cells as Determined by MIS-CELIV journal October 2013
Double Extraction of Uniformly Generated Electron‐Hole Pairs from Insulators with Noninjecting Contacts journal June 1971
Modification of the Surface Properties of Indium Tin Oxide with Benzylphosphonic Acids: A Joint Experimental and Theoretical Study journal November 2009