4.8 Article

Flexible-spacer incorporated polymer donors enable superior blend miscibility for high-performance and mechanically-robust polymer solar cells

Related references

Note: Only part of the references are listed.
Article Chemistry, Multidisciplinary

Optimized Active Layer Morphologies via Ternary Copolymerization of Polymer Donors for 17.6 % Efficiency Organic Solar cells with Enhanced Fill Factor

Xia Guo et al.

Summary: In this study, a ternary copolymerization approach was used to develop a new terpolymer donor PM6-Tz20 with improved active layer morphology, leading to enhanced PCE in OSCs. By replacing Al with Ag as the cathode, the champion PCE was further improved, demonstrating the effectiveness of molecular design strategy in optimizing OSC performance.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2021)

Article Chemistry, Physical

Side Chain Engineered Naphthalene Diimide-Based Terpolymer for Efficient and Mechanically Robust All-Polymer Solar Cells

Jin-Woo Lee et al.

Summary: By developing new naphthalene dimide-based polymer acceptors, we have achieved superior power conversion efficiency and mechanical robustness of all-polymer solar cells compared to devices based on N2200. The enhanced charge generation and transport abilities of the new polymer acceptors contribute to the improved performance, with high electron mobility and optimal domain size and purity. Furthermore, the blend of PBDB-T:PNDIHD/DT-0.41 exhibits excellent mechanical robustness, with a high initial power conversion efficiency maintained even after bending 1500 times.

CHEMISTRY OF MATERIALS (2021)

Article Polymer Science

Polymer Donors with Temperature-Insensitive, Strong Aggregation Properties Enabling Additive-Free, Processing Temperature-Tolerant High-Performance All-Polymer Solar Cells

Soodeok Seo et al.

Summary: This study investigated the impact of temperature-dependent aggregation behaviors in BDT-based polymer donors on the performance of all-polymer solar cells, and found that PBDB-Bz exhibits strong aggregation behavior at various temperatures and achieves high power conversion efficiency without solvent additives or thermal annealing. In contrast, PBDB-T requires these treatments for optimizing performance, highlighting the importance of developing temperature-insensitive polymers for producing reproducible, high-performance devices.

MACROMOLECULES (2021)

Article Chemistry, Physical

A molecular interaction-diffusion framework for predicting organic solar cell stability

Masoud Ghasemi et al.

Summary: The diffusion of NF-SMA into the donor polymer exhibits Arrhenius behavior, with the activation energy linearly scaling with the enthalpic interaction parameters between the two materials. The most thermodynamically unstable systems are the most kinetically stabilized.

NATURE MATERIALS (2021)

Article Chemistry, Physical

Efficient, Thermally Stable, and Mechanically Robust All-Polymer Solar Cells Consisting of the Same Benzodithiophene Unit-Based Polymer Acceptor and Donor with High Molecular Compatibility

Jin-Woo Lee et al.

Summary: Researchers have developed a series of polymer acceptors based on non-fullerene small molecule acceptors, which show enhanced compatibility and performance when blended with high-performance polymer donors.

ADVANCED ENERGY MATERIALS (2021)

Article Chemistry, Physical

The Intrinsic Role of Molecular Mass and Polydispersity Index in High-Performance Non-Fullerene Polymer Solar Cells

Mumin Shi et al.

Summary: The degree of polymerization significantly affects the microstructure and performance of non-fullerene polymer solar cells, while the diverse stability issues pose a challenge for evaluating material application potential. Systematically studying the effects of polymerization degree on efficiency and stability, along with finding a balance between the efficiency-stability gap, can guide material design and evaluation more effectively.

ADVANCED ENERGY MATERIALS (2021)

Review Chemistry, Physical

Low-Bandgap Non-fullerene Acceptors Enabling High-Performance Organic Solar Cells

Wei Liu et al.

Summary: Recent advancements in organic solar cells have been achieved with the introduction of non-fullerene acceptors (NFAs), which offer a wide absorption range and easily tunable energy levels. Efficient OSCs rely on good donor-acceptor compatibility, morphological control, and device engineering. Researchers have summarized design and synthesis strategies for NFAs, as well as proposed innovative solutions for material and device engineering to advance the development and applications of OSCs.

ACS ENERGY LETTERS (2021)

Article Chemistry, Multidisciplinary

High-Performance All-Polymer Solar Cells with a Pseudo-Bilayer Configuration Enabled by a Stepwise Optimization Strategy

Qiang Wu et al.

Summary: In this study, a high-efficiency PBDB-T/PYT all-organic solar cell was successfully fabricated using a special LbL deposition technique, achieving an efficiency of 15.17% through synergistic control of additive dosages. It was found that this synergistic control of additive dosages was also confirmed in other photovoltaic systems.

ADVANCED FUNCTIONAL MATERIALS (2021)

Article Chemistry, Multidisciplinary

High-Efficiency Organic Photovoltaics using Eutectic Acceptor Fibrils to Achieve Current Amplification

Ming Zhang et al.

Summary: By utilizing the new physical properties of intimate eutectic mixing in nonfullerene-acceptor-based D-A(1)-A(2) ternary blends, the thin film morphology and electronic properties in organic solar cells are finely tuned to achieve significant enhancement in power conversion efficiency (PCE). The aligned cascading energy levels and suppressed recombination channels confirm efficient charge transfer and transport, leading to an improved PCE of 17.84%.

ADVANCED MATERIALS (2021)

Article Chemistry, Multidisciplinary

High-Molecular-Weight Electroactive Polymer Additives for Simultaneous Enhancement of Photovoltaic Efficiency and Mechanical Robustness in High-Performance Polymer Solar Cells

Jin-Woo Lee et al.

Summary: The incorporation of high-molecular-weight polymer acceptors significantly enhances the mechanical robustness and power conversion efficiency of polymer solar cells, demonstrating great potential for wearable power generators.

JACS AU (2021)

Article Chemistry, Multidisciplinary

Highly Efficient Ternary All-Polymer Solar Cells with Enhanced Stability

Kui Feng et al.

Summary: Developing organic solar cells based on a ternary active layer is an effective approach to improve light harvesting, with recent advances showing significant progress in the field of all-polymer solar cells.

ADVANCED FUNCTIONAL MATERIALS (2021)

Article Chemistry, Multidisciplinary

A Benzo[1,2-b:4,5-c′]Dithiophene-4,8-Dione-Based Polymer Donor Achieving an Efficiency Over 16%

Pengjie Chao et al.

ADVANCED MATERIALS (2020)

Review Materials Science, Multidisciplinary

PBDB-T and its derivatives: A family of polymer donors enables over 17% efficiency in organic photovoltaics

Zhong Zheng et al.

MATERIALS TODAY (2020)

Article Chemistry, Physical

Beyond Stretchability: Strength, Toughness, and Elastic Range in Semiconducting Polymers

Alexander X. Chen et al.

CHEMISTRY OF MATERIALS (2020)

Article Chemistry, Multidisciplinary

A Non-fullerene Acceptor with Enhanced Intermolecular π-Core Interaction for High-Performance Organic Solar Cells

Francis Lin et al.

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (2020)

Article Engineering, Electrical & Electronic

Designed Polymer Donors to Match an Amorphous Polymer Acceptor in All-Polymer Solar Cells

Ning Wang et al.

ACS APPLIED ELECTRONIC MATERIALS (2020)

Review Chemistry, Multidisciplinary

Polymer Donors for High-Performance Non-Fullerene Organic Solar Cells

Huiting Fu et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2019)

Review Chemistry, Physical

Asymmetric Nonfullerene Small Molecule Acceptors for Organic Solar Cells

Chao Li et al.

ADVANCED ENERGY MATERIALS (2019)

Review Chemistry, Multidisciplinary

Recent Advances, Design Guidelines, and Prospects of All-Polymer Solar Cells

Changyeon Lee et al.

CHEMICAL REVIEWS (2019)

Article Materials Science, Multidisciplinary

Influence of Acceptor Side-Chain Length and Conjugation-Break Spacer Content on the Mechanical and Electronic Properties of Semi-Random Polymers

Elizabeth L. Melenbrink et al.

ACS APPLIED POLYMER MATERIALS (2019)

Review Chemistry, Multidisciplinary

High-performance conjugated polymer donor materials for polymer solar cells with narrow-bandgap nonfullerene acceptors

Chaohua Cui et al.

ENERGY & ENVIRONMENTAL SCIENCE (2019)

Article Nanoscience & Nanotechnology

Stretchable Polymer Semiconductors for Plastic Electronics

Ging-Ji Nathan Wang et al.

ADVANCED ELECTRONIC MATERIALS (2018)

Article Nanoscience & Nanotechnology

Influence of Systematic Incorporation of Conjugation-Break Spacers into Semi-Random Polymers on Mechanical and Electronic Properties

Elizabeth L. Melenbrink et al.

ACS APPLIED MATERIALS & INTERFACES (2018)

Article Chemistry, Multidisciplinary

Effect of Nonconjugated Spacers on Mechanical Properties of Semiconducting Polymers for Stretchable Transistors

Jaewan Mun et al.

ADVANCED FUNCTIONAL MATERIALS (2018)

Article Chemistry, Multidisciplinary

Molecular Optimization Enables over 13% Efficiency in Organic Solar Cells

Wenchao Zhao et al.

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (2017)

Article Nanoscience & Nanotechnology

Role of Polymer Segregation on the Mechanical Behavior of All Polymer Solar Cell Active Layers

Nrup Balar et al.

ACS APPLIED MATERIALS & INTERFACES (2017)

Review Chemistry, Multidisciplinary

Design of Donor Polymers with Strong Temperature-Dependent Aggregation Property for Efficient Organic Photovoltaics

Huawei Hu et al.

ACCOUNTS OF CHEMICAL RESEARCH (2017)

Article Polymer Science

Effect of Broken Conjugation on the Stretchability of Semiconducting Polymers

Suchol Savagatrup et al.

MACROMOLECULAR RAPID COMMUNICATIONS (2016)

Article Multidisciplinary Sciences

Intrinsically stretchable and healable semiconducting polymer for organic transistors

Jin Young Oh et al.

NATURE (2016)

Article Chemistry, Multidisciplinary

A Large-Bandgap Conjugated Polymer for Versatile Photovoltaic Applications with High Performance

Maojie Zhang et al.

ADVANCED MATERIALS (2015)

Article Multidisciplinary Sciences

Flexible, highly efficient all-polymer solar cells

Taesu Kim et al.

NATURE COMMUNICATIONS (2015)

Article Nanoscience & Nanotechnology

Decohesion Kinetics in Polymer Organic Solar Cells

Christopher Bruner et al.

ACS APPLIED MATERIALS & INTERFACES (2014)

Article Chemistry, Multidisciplinary

Controlling conjugated polymer morphology and charge carrier transport with a flexible-linker approach

A. Gasperini et al.

CHEMICAL SCIENCE (2014)

Article Chemistry, Multidisciplinary

Molecular Intercalation and Cohesion of Organic Bulk Heterojunction Photovoltaic Devices

Christopher Bruner et al.

ADVANCED FUNCTIONAL MATERIALS (2013)

Article Multidisciplinary Sciences

Tensile testing of ultra-thin films on water surface

Jae-Han Kim et al.

NATURE COMMUNICATIONS (2013)

Review Chemistry, Multidisciplinary

Quantitative Determination of Organic Semiconductor Microstructure from the Molecular to Device Scale

Jonathan Rivnay et al.

CHEMICAL REVIEWS (2012)

Article Chemistry, Physical

Alkylene-Chain Effect on Microwire Growth and Crystal Packing of π-Moieties

Lin Ding et al.

CHEMISTRY OF MATERIALS (2012)

Article Chemistry, Multidisciplinary

Quantifying Bimolecular Recombination Losses in Organic Bulk Heterojunction Solar Cells

L. Jan Anton Koster et al.

ADVANCED MATERIALS (2011)

Review Chemistry, Multidisciplinary

Stille Polycondensation for Synthesis of Functional Materials

Bridget Carsten et al.

CHEMICAL REVIEWS (2011)

Article Chemistry, Multidisciplinary

Manufacture, integration and demonstration of polymer solar cells in a lamp for the Lighting Africa'' initiative

Frederik C. Krebs et al.

ENERGY & ENVIRONMENTAL SCIENCE (2010)

Article Materials Science, Multidisciplinary

Recombination in polymer-fullerene bulk heterojunction solar cells

Sarah R. Cowan et al.

PHYSICAL REVIEW B (2010)

Article Polymer Science

Chain Folding and Diffusion in Monodisperse Long n-Alkanes by Solid-State NMR

Giuseppe Grasso et al.

MACROMOLECULES (2009)

Review Chemistry, Multidisciplinary

Device physics of polymer:fullerene bulk heterojunction solar cells

Paul W. M. Blom et al.

ADVANCED MATERIALS (2007)

Article Materials Science, Multidisciplinary

Trap-limited hole mobility in semiconducting poly(3-hexylthiophene)

Z Chiguvare et al.

PHYSICAL REVIEW B (2004)