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Title: Hexaazatrinaphthylene derivatives: Efficient electron-transporting materials with tunable energy levels for inverted perovskite solar cells

Journal Article · · Angewandte Chemie (International Edition)

Abstract Hexaazatrinaphthylene (HATNA) derivatives have been successfully shown to function as efficient electron‐transporting materials (ETMs) for perovskite solar cells (PVSCs). The cells demonstrate a superior power conversion efficiency (PCE) of 17.6 % with negligible hysteresis. This study provides one of the first nonfullerene small‐molecule‐based ETMs for high‐performance p–i–n PVSCs.

Research Organization:
Univ. of Washington, Seattle, WA (United States)
Sponsoring Organization:
USDOE Office of Energy Efficiency and Renewable Energy (EERE)
Contributing Organization:
This work was supported by the Office of Naval Research (N00014-14-1-0246), the Asian Office of Aerospace R&D (FA2386-15-1-4106), and the Department of Energy SunShot (DEEE0006710). A.K.-Y.J. thanks the Boeing-Johnson Foundation for financial support.
Grant/Contract Number:
EE0006710; DEEE0006710
OSTI ID:
1343589
Alternate ID(s):
OSTI ID: 1401438
Report Number(s):
DOE-UW-Jen-23
Journal Information:
Angewandte Chemie (International Edition), Vol. 55, Issue 31; ISSN 1433-7851
Publisher:
WileyCopyright Statement
Country of Publication:
United States
Language:
English
Citation Metrics:
Cited by: 113 works
Citation information provided by
Web of Science

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Printable materials for printed perovskite solar cells journal January 2020
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Designing a Perylene Diimide/Fullerene Hybrid as Effective Electron Transporting Material in Inverted Perovskite Solar Cells with Enhanced Efficiency and Stability journal June 2019
Imide‐Fused Diazatetracenes: Synthesis, Characterization, and Application in Perovskite Solar Cells journal April 2020
A unified statistical RRKM approach to the fragmentation and autoneutralization of metastable molecular negative ions of hexaazatrinaphthylenes journal January 2020
Modified Fullerenes for Efficient Electron Transport Layer‐Free Perovskite/Fullerene Blend‐Based Solar Cells journal April 2017
Multifunctional asymmetrical molecules for high-performance perovskite and organic solar cells journal January 2019
Long‐Range Self‐Assembly of an Electron‐Deficient Hexaazatrinaphthylene with Out‐of‐Plane Substituents journal December 2019
Materials and structures for the electron transport layer of efficient and stable perovskite solar cells journal April 2019
Lattice Modulation of Alkali Metal Cations Doped Cs 1− x R x PbBr 3 Halides for Inorganic Perovskite Solar Cells journal July 2018
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Toward Long-Term Stable and Highly Efficient Perovskite Solar Cells via Effective Charge Transporting Materials journal May 2018
Energy level-modulated non-fullerene small molecule acceptors for improved V OC and efficiency of inverted perovskite solar cells journal January 2019
Recent progress in hybrid perovskite solar cells based on n-type materials journal January 2017
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Improving Interfacial Charge Recombination in Planar Heterojunction Perovskite Photovoltaics with Small Molecule as Electron Transport Layer journal May 2017
Efficient small-molecule non-fullerene electron transporting materials for high-performance inverted perovskite solar cells journal January 2018
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Toward Perovskite Solar Cell Commercialization: A Perspective and Research Roadmap Based on Interfacial Engineering journal June 2018
Nonfullerene n‐Type Organic Semiconductors for Perovskite Solar Cells journal May 2019
Efficient light harvesting with a nanostructured organic electron-transporting layer in perovskite solar cells journal January 2019
Improving the electron transport performance by changing side chains in sulfur-containing azaacenes: a combined theoretical investigation on free molecules and an adsorption system journal January 2019
Nitrogen substitution improves the mobility and stability of electron transport materials for inverted perovskite solar cells journal January 2018
Designing a Perylene Diimide/Fullerene Hybrid as Effective Electron Transporting Material in Inverted Perovskite Solar Cells with Enhanced Efficiency and Stability journal May 2019
Regulating the electron transporting properties of indacenodithiophene derivatives for perovskite solar cells with PCEs up to 19.51% journal January 2018
Non-Fullerene Organic Electron-Transporting Materials for Perovskite Solar Cells journal November 2018
Non-Fullerene Organic Electron-Transporting Materials for Perovskite Solar Cells journal November 2018
Theoretical design of azaacene-based non-fullerene electron transport material used in inverted perovskite solar cells text January 2018