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

A novel A–DA'D–A bifunctional small molecule for organic solar cell applications with impressive photovoltaic performance

Journal Article · · Journal of Materials Chemistry. A
DOI:https://doi.org/10.1039/d2ta03787d· OSTI ID:1982264
 [1];  [1];  [1];  [1];  [1];  [1];  [1];  [1];  [2];  [2];  [1]
  1. Laboratory of Advanced Optoelectronic Materials, Suzhou Key Laboratory of Novel Semiconductor-Optoelectronics Materials and Devices, College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, China
  2. Frontiers Science Center for Transformative Molecules, School of Chemistry and Chemical Engineering, Shanghai Jiao Tong University, Shanghai 200240, P. R. China
+ Show Author Affiliations

A bifunctional small molecule BPM1 was synthesized. When BPM1 functions as an acceptor and a donor, the corresponding devices achieve the best PCEs of 7.1% and 14.8%, respectively, which are the highest values for OSCs based on bifunctional materials to date.

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:
1982264
Journal Information:
Journal of Materials Chemistry. A, Vol. 10, Issue 31; ISSN 2050-7488
Publisher:
Royal Society of Chemistry
Country of Publication:
United States
Language:
English

References (52)

Understanding, quantifying, and controlling the molecular ordering of semiconducting polymers: from novices to experts and amorphous to perfect crystals January 2022
A solution-processable bipolar diketopyrrolopyrrole molecule used as both electron donor and acceptor for efficient organic solar cells January 2015
Improving current and mitigating energy loss in ternary organic photovoltaics enabled by two well-compatible small molecule acceptors February 2021
Anatomy of the energetic driving force for charge generation in organic solar cells June 2019
Fused-Ring Electron Acceptors for Photovoltaics and Beyond December 2020
Single-junction organic solar cells with over 19% efficiency enabled by a refined double-fibril network morphology May 2022
A Universal Nonhalogenated Polymer Donor for High‐Performance Organic Photovoltaic Cells November 2021
Fused Benzothiadiazole: A Building Block for n‐Type Organic Acceptor to Achieve High‐Performance Organic Solar Cells March 2019
Morphology Characterization of Bulk Heterojunction Solar Cells February 2018
Near‐Infrared Materials: The Turning Point of Organic Photovoltaics January 2022
Subtle Molecular Tailoring Induces Significant Morphology Optimization Enabling over 16% Efficiency Organic Solar Cells with Efficient Charge Generation December 2019
An Electron Acceptor Challenging Fullerenes for Efficient Polymer Solar Cells January 2015
Two Thieno[3,2‐ b ]thiophene‐Based Small Molecules as Bifunctional Photoactive Materials for Organic Solar Cells December 2017
Achievement of High V oc of 1.02 V for P3HT-Based Organic Solar Cell Using a Benzotriazole-Containing Non-Fullerene Acceptor December 2016
Material insights and challenges for non-fullerene organic solar cells based on small molecular acceptors July 2018
An Electron Acceptor Analogue for Lowering Trap Density in Organic Solar Cells March 2021
Over 15% Efficiency Polymer Solar Cells Enabled by Conformation Tuning of Newly Designed Asymmetric Small‐Molecule Acceptors March 2020
Fine-tuning of side-chain orientations on nonfullerene acceptors enables organic solar cells with 17.7% efficiency January 2021
Optical Gaps of Organic Solar Cells as a Reference for Comparing Voltage Losses August 2018
Nongeminate Recombination and Charge Transport Limitations in Diketopyrrolopyrrole-Based Solution-Processed Small Molecule Solar Cells February 2013
15.8% efficiency all-small-molecule solar cells enabled by a combination of side-chain engineering and polymer additive January 2022
A Large-Bandgap Conjugated Polymer for Versatile Photovoltaic Applications with High Performance July 2015
Altering alkyl-chains branching positions for boosting the performance of small-molecule acceptors for highly efficient nonfullerene organic solar cells February 2020
Temperature dependent characteristics of poly(3 hexylthiophene)-fullerene based heterojunction organic solar cells March 2003
16.7%-efficiency ternary blended organic photovoltaic cells with PCBM as the acceptor additive to increase the open-circuit voltage and phase purity January 2019
A novel wide-bandgap small molecule donor for high efficiency all-small-molecule organic solar cells with small non-radiative energy losses January 2020
A novel bifunctional A–D–A type small molecule for efficient organic solar cells January 2018
A low cost and high performance polymer donor material for polymer solar cells February 2018
Polymerized Small‐Molecule Acceptor as an Interface Modulator to Increase the Performance of All‐Small‐Molecule Solar Cells November 2021
A New Polythiophene Derivative for High Efficiency Polymer Solar Cells with PCE over 9% May 2016
Effect of Trace Solvent on the Morphology of P3HT:PCBM Bulk Heterojunction Solar Cells March 2011
Improving open-circuit voltage by a chlorinated polymer donor endows binary organic solar cells efficiencies over 17% February 2020
Progress and prospects of the morphology of non-fullerene acceptor based high-efficiency organic solar cells January 2021
Efficient and Mechanically Robust Ultraflexible Organic Solar Cells Based on Mixed Acceptors January 2020
Calculation of interfacial tension in polymer systems January 1971
Rational design of π-bridges for ambipolar DPP-RH-based small molecules in organic photovoltaic cells January 2017
Single-Junction Organic Solar Cell with over 15% Efficiency Using Fused-Ring Acceptor with Electron-Deficient Core April 2019
Inhibiting excessive molecular aggregation to achieve highly efficient and stabilized organic solar cells by introducing a star-shaped nitrogen heterocyclic-ring acceptor January 2022
Organic solar cells based on non-fullerene acceptors January 2018
Quantifying Bimolecular Recombination Losses in Organic Bulk Heterojunction Solar Cells February 2011
Transparent polymer solar cells employing a layered light-trapping architecture October 2013
Single‐Junction Organic Photovoltaic Cell with 19% Efficiency August 2021
Simultaneously Achieved High Open‐Circuit Voltage and Efficient Charge Generation by Fine‐Tuning Charge‐Transfer Driving Force in Nonfullerene Polymer Solar Cells December 2017
Random terpolymer based on thiophene-thiazolothiazole unit enabling efficient non-fullerene organic solar cells September 2020
High-performance ternary blend polymer solar cells involving both energy transfer and hole relay processes June 2015
Design, Application, and Morphology Study of a New Photovoltaic Polymer with Strong Aggregation in Solution State December 2012
Polymer solar cells February 2012
Single‐Junction Organic Photovoltaic Cells with Approaching 18% Efficiency March 2020
Dilution effect for highly efficient multiple-component organic solar cells December 2021
Asymmetric thiophene/pyridine flanked diketopyrrolopyrrole polymers for high performance polymer ambipolar field-effect transistors and solar cells January 2017
Compromising Charge Generation and Recombination with Asymmetric Molecule for High‐Performance Binary Organic Photovoltaics with Over 18% Certified Efficiency January 2022
14.4% efficiency all-polymer solar cell with broad absorption and low energy loss enabled by a novel polymer acceptor June 2020

Similar Records

Related Subjects

Chemistry
Energy & Fuels
Materials Science