Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Tuning Acceptor Composition in Ternary Organic Photovoltaics–Impact of Domain Purity on Non-Radiative Voltage Losses

Journal Article · · Advanced Energy Materials
 [1];  [1];  [2];  [3];  [1];  [2];  [1];  [1];  [1];  [1];  [1];  [3];  [2];  [1]
  1. State Key Laboratory for Mechanical Behavior of Materials Xi'an Jiaotong University Xi'an 710049 China
  2. Center for Advanced Low‐dimension Materials State Key Laboratory for Modification of Chemical Fibers and Polymer Materials College of Materials Science and Engineering Donghua University Shanghai 201620 China
  3. State Key Laboratory for Physical Chemistry of Solid Surfaces iChEM College of Chemistry and Chemical Engineering Xiamen University Xiamen 361005 China; Innovation Laboratory for Sciences and Technologies of Energy Materials of Fujian Province (IKKEM) Xiamen 361005 China

Not provided.

Research Organization:
Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States). Advanced Light Source (ALS)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC02-05CH11231
OSTI ID:
1981373
Journal Information:
Advanced Energy Materials, Vol. 12, Issue 18; ISSN 1614-6832
Publisher:
Wiley
Country of Publication:
United States
Language:
English

References (64)

Overcoming the Scaling Lag for Polymer Solar Cells journal October 2017
Cold Crystallization Temperature Correlated Phase Separation, Performance, and Stability of Polymer Solar Cells journal November 2019
Understanding the High Performance of over 15% Efficiency in Single‐Junction Bulk Heterojunction Organic Solar Cells journal October 2019
Miscibility-Function Relations in Organic Solar Cells: Significance of Optimal Miscibility in Relation to Percolation journal January 2018
Impact of interfacial molecular orientation on radiative recombination and charge generation efficiency journal July 2017
Ternary Blended Fullerene‐Free Polymer Solar Cells with 16.5% Efficiency Enabled with a Higher‐LUMO‐Level Acceptor to Improve Film Morphology journal July 2019
A unified description of non-radiative voltage losses in organic solar cells journal June 2021
Intrinsic non-radiative voltage losses in fullerene-based organic solar cells journal April 2017
Achieving over 17% efficiency of ternary all-polymer solar cells with two well-compatible polymer acceptors journal June 2021
Local Excitation/Charge-Transfer Hybridization Simultaneously Promotes Charge Generation and Reduces Nonradiative Voltage Loss in Nonfullerene Organic Solar Cells journal May 2019
Over 14.5% efficiency and 71.6% fill factor of ternary organic solar cells with 300 nm thick active layers journal January 2020
Reciprocity relation between photovoltaic quantum efficiency and electroluminescent emission of solar cells journal August 2007
Systematic Merging of Nonfullerene Acceptor π-Extension and Tetrafluorination Strategies Affords Polymer Solar Cells with >16% Efficiency journal April 2021
Efficient Quaternary Organic Solar Cells with Parallel-Alloy Morphology journal January 2019
Progress and prospects for ultrathin solar cells journal November 2020
Soft x-ray scattering facility at the Advanced Light Source with real-time data processing and analysis journal April 2012
A SAXS/WAXS/GISAXS Beamline with Multilayer Monochromator journal October 2010
The role of exciton lifetime for charge generation in organic solar cells at negligible energy-level offsets journal August 2020
Miscibility-Driven Optimization of Nanostructures in Ternary Organic Solar Cells Using Non-fullerene Acceptors journal April 2018
How to determine optical gaps and voltage losses in organic photovoltaic materials journal January 2018
The energy gap law for radiationless transitions in large molecules journal February 1970
Defining the Nanostructured Morphology of Triblock Copolymers Using Resonant Soft X-ray Scattering journal September 2011
Quantitative relations between interaction parameter, miscibility and function in organic solar cells journal February 2018
Tuning the Hybridization of Local Exciton and Charge‐Transfer States in Highly Efficient Organic Photovoltaic Cells journal March 2020
Improving quantum efficiency in organic solar cells with a small energetic driving force journal January 2021
Predicting Morphologies of Solution Processed Polymer:Fullerene Blends journal July 2013
Nanographene–Osmapentalyne Complexes as a Cathode Interlayer in Organic Solar Cells Enhance Efficiency over 18% journal June 2021
A Large-Bandgap Conjugated Polymer for Versatile Photovoltaic Applications with High Performance journal July 2015
The role of the third component in ternary organic solar cells journal March 2019
Design Rules for Organic Donor–Acceptor Heterojunctions: Pathway for Charge Splitting and Detrapping journal May 2015
New Phase for Organic Solar Cell Research: Emergence of Y-Series Electron Acceptors and Their Perspectives journal April 2020
Thermodynamics of High Polymer Solutions journal January 1942
Non-fullerene acceptors with branched side chains and improved molecular packing to exceed 18% efficiency in organic solar cells journal May 2021
Quenching to the Percolation Threshold in Organic Solar Cells journal February 2019
Energy Loss in Organic Photovoltaics: Nonfullerene Versus Fullerene Acceptors journal February 2019
Relating the open-circuit voltage to interface molecular properties of donor:acceptor bulk heterojunction solar cells journal March 2010
Delocalization of exciton and electron wavefunction in non-fullerene acceptor molecules enables efficient organic solar cells journal August 2020
On the origin of the open-circuit voltage of polymer–fullerene solar cells journal October 2009
Design rules for minimizing voltage losses in high-efficiency organic solar cells journal July 2018
Molecular Optimization Enables over 13% Efficiency in Organic Solar Cells journal May 2017
Layer‐by‐Layer Processed Ternary Organic Photovoltaics with Efficiency over 18% journal February 2021
A-DA′D-A non-fullerene acceptors for high-performance organic solar cells journal July 2020
Understanding Energy Loss in Organic Solar Cells: Toward a New Efficiency Regime journal January 2018
Factors Controlling Open-Circuit Voltage Losses in Organic Solar Cells journal April 2019
Morphology and Phase Segregation of Spin-Casted Films of Polyfluorene/PCBM Blends journal November 2007
Single-Junction Organic Solar Cell with over 15% Efficiency Using Fused-Ring Acceptor with Electron-Deficient Core journal April 2019
Balancing the efficiency, stability, and cost potential for organic solar cells via a new figure of merit journal May 2021
Interfacial and Bulk Nanostructures Control Loss of Charges in Organic Solar Cells journal September 2019
Absolute Measurement of Domain Composition and Nanoscale Size Distribution Explains Performance in PTB7:PC 71 BM Solar Cells journal October 2012
Quantifying Losses in Open-Circuit Voltage in Solution-Processable Solar Cells journal July 2015
Optimized “Alloy-Parallel” Morphology of Ternary Organic Solar Cells journal February 2016
Self-Stimulated Dissociation in Non-Fullerene Organic Bulk-Heterojunction Solar Cells journal November 2020
Emissive and charge-generating donor–acceptor interfaces for organic optoelectronics with low voltage losses journal April 2019
Charge Separation from an Intra-Moiety Intermediate State in the High-Performance PM6:Y6 Organic Photovoltaic Blend journal June 2020
Assessing the nature of the charge-transfer electronic states in organic solar cells journal December 2018
Isolating and quantifying the impact of domain purity on the performance of bulk heterojunction solar cells journal January 2017
Domain Compositions and Fullerene Aggregation Govern Charge Photogeneration in Polymer/Fullerene Solar Cells journal March 2014
Band structure engineering in organic semiconductors journal June 2016
Hybridization of Local Exciton and Charge-Transfer States Reduces Nonradiative Voltage Losses in Organic Solar Cells journal March 2019
Significance of thermodynamic interaction parameters in guiding the optimization of polymer:nonfullerene solar cells journal January 2020
Alkyl Chain Tuning of Small Molecule Acceptors for Efficient Organic Solar Cells journal December 2019
The role of bulk and interfacial morphology in charge generation, recombination, and extraction in non-fullerene acceptor organic solar cells journal January 2020
Fluorination Effects on Indacenodithienothiophene Acceptor Packing and Electronic Structure, End-Group Redistribution, and Solar Cell Photovoltaic Response journal January 2019
A Well‐Mixed Phase Formed by Two Compatible Non‐Fullerene Acceptors Enables Ternary Organic Solar Cells with Efficiency over 18.6% journal July 2021