Akchheta Karki

University of California, Santa Barbara — United States

Engineering · Physical Sciences

22h-index2.7kcitations35works11.02yr avg
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Research Topics

Organic Electronics and Photovoltaics(29), Conducting polymers and applications(22), Perovskite Materials and Applications(12), Organic Light-Emitting Diodes Research(5), Plasmonic and Surface Plasmon Research(4)

Publications35 total

Importance of Short-Range Order in Governing Thin Film Morphology and Electronic Properties of Polymeric Organic Semiconductors
Chemistry of Materials·2024· 11 cited
Electrical Tuning of Plasmonic Conducting Polymer Nanoantennas
Advanced Materials·2022· 3 citedOpen Access
Doped semiconducting polymer nanoantennas for tunable organic plasmonics
Communications Materials·2022· 23 citedOpen Access
Geminate and Nongeminate Pathways for Triplet Exciton Formation in Organic Solar Cells
Advanced Energy Materials·2022· 39 citedOpen Access
Low Voltage‐Loss Organic Solar Cells Light the Way for Efficient Semitransparent Photovoltaics
Solar RRL·2022· 11 cited
Electrical Tuning of Plasmonic Conducting Polymer Nanoantennas
Advanced Materials·2022· 67 citedOpen Access
Combining optical and magnetic resonance spectroscopies to probe charge recombination via triplet excitons in organic solar cells
arXiv (Cornell University)·2021· 2 citedOpen Access
Combining optical and magnetic resonance spectroscopies to probe charge\n recombination via triplet excitons in organic solar cells
arXiv (Cornell University)·2021Open Access
The role of charge recombination to triplet excitons in organic solar cells
Nature·2021· 413 citedOpen Access
Research data supporting 'The role of charge recombination to triplet excitons in organic solar cells'
Apollo (University of Cambridge)·2021Open Access
Electrical Tuning of Plasmonic Conducting Polymer Nanoantennas
arXiv (Cornell University)·2021Open Access
Effect of Palladium‐Tetrakis(Triphenylphosphine) Catalyst Traces on Charge Recombination and Extraction in Non‐Fullerene‐based Organic Solar Cells
Advanced Functional Materials·2021· 42 citedOpen Access
The Path to 20% Power Conversion Efficiencies in Nonfullerene Acceptor Organic Solar Cells
Advanced Energy Materials·2020· 213 cited
Temperature and Light Modulated Open‐Circuit Voltage in Nonfullerene Organic Solar Cells with Different Effective Bandgaps
Advanced Energy Materials·2020· 38 cited
The role of charge recombination to spin-triplet excitons in non-fullerene acceptor organic solar cells
arXiv (Cornell University)·2020· 5 citedOpen Access
The Importance of Quantifying the Composition of the Amorphous Intermixed Phase in Organic Solar Cells
Advanced Materials·2020· 28 cited
Unifying Charge Generation, Recombination, and Extraction in Low‐Offset Non‐Fullerene Acceptor Organic Solar Cells
Advanced Energy Materials·2020· 99 cited
Highly efficient organic photovoltaics with enhanced stability through the formation of doping-induced stable interfaces
Proceedings of the National Academy of Sciences·2020· 66 citedOpen Access
In-Depth Understanding of Loss Mechanisms in High Performing Polymer:Non-fullerene Acceptor Bulk-Heterojunction Organic Solar Cells
eScholarship (California Digital Library)·2020Open Access
The role of bulk and interfacial morphology in charge generation, recombination, and extraction in non-fullerene acceptor organic solar cells
Energy & Environmental Science·2020· 173 cited
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Frequent Co-authors

Thuc‐Quyen Nguyen(28), Guillermo C. Bazan(18), Jaewon Lee(11), Seo‐Jin Ko(11), Richard H. Friend(9), Joachim Vollbrecht(9), Alexander J. Gillett(8), Martin Seifrid(8), Alberto Privitera(6), William K. Myers(6), Moritz Riede(6), В. В. Брус(6), Kilwon Cho(6), Harald Ade(6), Nora Schopp(5), G. N. Manjunatha Reddy(5), Benjamin R. Luginbuhl(5), Ming Wang(5), Alana L. Dixon(4), Bradley F. Chmelka(4)