Search Results - "Hartnett, Patrick E."

Singlet Fission via an Excimer-Like Intermediate in 3,6-Bis(thiophen-2-yl)diketopyrrolopyrrole Derivatives by Mauck, Catherine M, Hartnett, Patrick E, Margulies, Eric A, Ma, Lin, Miller, Claire E, Schatz, George C, Marks, Tobin J, Wasielewski, Michael R

“…Singlet fission (SF) in polycrystalline thin films of four 3,6-bis­(thiophen-2-yl)­diketopyrrolopyrrole (TDPP) chromophores with methyl (Me), n-hexyl (C6),…”
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Effects of Crystal Morphology on Singlet Exciton Fission in Diketopyrrolopyrrole Thin Films by Hartnett, Patrick E, Margulies, Eric A, Mauck, Catherine M, Miller, Stephen A, Wu, Yilei, Wu, Yi-Lin, Marks, Tobin J, Wasielewski, Michael R

“…Singlet exciton fission (SF) is a promising strategy for increasing photovoltaic efficiency, but in order for SF to be useful in solar cells, it should take…”
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Influence of Anion Delocalization on Electron Transfer in a Covalent Porphyrin Donor–Perylenediimide Dimer Acceptor System by Hartnett, Patrick E, Mauck, Catherine M, Harris, Michelle A, Young, Ryan M, Wu, Yi-Lin, Marks, Tobin J, Wasielewski, Michael R

“…Photodriven electron transfer from a donor excited state to an assembly of electronically coupled acceptors has been proposed to enhance charge transfer…”
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Singlet Fission within Diketopyrrolopyrrole Nanoparticles in Water by Mauck, Catherine M, Hartnett, Patrick E, Wu, Yi-Lin, Miller, Claire E, Marks, Tobin J, Wasielewski, Michael R

“…Nanoparticles (NPs) of the singlet fission chromophore 3,6-bis­(5-phenylthiophen-2-yl)­pyrrolo­[3,4-c]­pyrrole-1,4­(2H,5H)-dione (PhTDPP) having average…”
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Marked Consequences of Systematic Oligothiophene Catenation in Thieno[3,4‑c]pyrrole-4,6-dione and Bithiopheneimide Photovoltaic Copolymers by Zhou, Nanjia, Guo, Xugang, Ortiz, Rocio Ponce, Harschneck, Tobias, Manley, Eric F, Lou, Sylvia J, Hartnett, Patrick E, Yu, Xinge, Horwitz, Noah E, Burrezo, Paula Mayorga, Aldrich, Thomas J, López Navarrete, Juan T, Wasielewski, Michael R, Chen, Lin X, Chang, Robert. P. H, Facchetti, Antonio, Marks, Tobin J

“…As effective building blocks for high-mobility transistor polymers, oligothiophenes are receiving attention for polymer solar cells (PSCs) because the…”
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Correlated In Situ Low‐Frequency Noise and Impedance Spectroscopy Reveal Recombination Dynamics in Organic Solar Cells Using Fullerene and Non‐Fullerene Acceptors by Luck, Kyle A., Sangwan, Vinod K., Hartnett, Patrick E., Arnold, Heather N., Wasielewski, Michael R., Marks, Tobin J., Hersam, Mark C.

“…Non‐fullerene acceptors based on perylenediimides (PDIs) have garnered significant interest as an alternative to fullerene acceptors in organic photovoltaics…”
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Long-lived charge carrier generation in ordered films of a covalent perylenediimide-diketopyrrolopyrrole-perylenediimide molecule by Hartnett, Patrick E, Dyar, Scott M, Margulies, Eric A, Shoer, Leah E, Cook, Andrew W, Eaton, Samuel W, Marks, Tobin J, Wasielewski, Michael R

“…The photophysics of a covalently linked perylenediimide-diketopyrrolopyrrole-perylenediimide acceptor-donor-acceptor molecule (PDI-DPP-PDI, ) were investigated…”
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Ring-fusion as a perylenediimide dimer design concept for high-performance non-fullerene organic photovoltaic acceptors by Hartnett, Patrick E, Matte, H S S Ramakrishna, Eastham, Nicholas D, Jackson, Nicholas E, Wu, Yilei, Chen, Lin X, Ratner, Mark A, Chang, Robert P H, Hersam, Mark C, Wasielewski, Michael R, Marks, Tobin J

“…A series of perylenediimide (PDI) dimers are evaluated as acceptors for organic photovoltaic (OPV) cells. The materials are characterized using a wide variety…”
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Small Molecule Acceptor and Polymer Donor Crystallinity and Aggregation Effects on Microstructure Templating: Understanding Photovoltaic Response in Fullerene-Free Solar Cells by Eastham, Nicholas D., Dudnik, Alexander S., Aldrich, Thomas J., Manley, Eric F., Fauvell, Thomas J., Hartnett, Patrick E., Wasielewski, Michael R., Chen, Lin X., Melkonyan, Ferdinand S., Facchetti, Antonio, Chang, Robert P. H., Marks, Tobin J.

“…Perylenediimide (PDI) small molecule acceptor (SMA) crystallinity and donor polymer aggregation and crystallinity effects on bulk-heterojunction microstructure…”
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Effects of Crystalline Perylenediimide Acceptor Morphology on Optoelectronic Properties and Device Performance by Hartnett, Patrick E, Margulies, Eric A, Matte, H. S. S. Ramakrishna, Hersam, Mark C, Marks, Tobin J, Wasielewski, Michael R

“…The perylenediimide (PDI)-based molecules N,N-bis­(1-ethylpropyl)-2,5,8,11-tetraphenyl-PDI (3-pentyl), N,N-bis­(3,7-dimethyloctyl)-2,5,8,11-tetraphenyl-PDI…”
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Charge Separation Mechanisms in Ordered Films of Self-Assembled Donor–Acceptor Dyad Ribbons by Logsdon, Jenna L, Hartnett, Patrick E, Nelson, Jordan N, Harris, Michelle A, Marks, Tobin J, Wasielewski, Michael R

“…Orthogonal attachment of polar and nonpolar side-chains to a zinc porphyrin-perylenediimide dyad (ZnP-PDI, 1a) is shown to result in self-assembly of ordered…”
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Slip-Stacked Perylenediimides as an Alternative Strategy for High Efficiency Nonfullerene Acceptors in Organic Photovoltaics by Hartnett, Patrick E, Timalsina, Amod, Matte, H. S. S. Ramakrishna, Zhou, Nanjia, Guo, Xugang, Zhao, Wei, Facchetti, Antonio, Chang, Robert P. H, Hersam, Mark C, Wasielewski, Michael R, Marks, Tobin J

“…Perylenediimide (PDI)-based acceptors offer a potential replacement for fullerenes in bulk-heterojunction (BHJ) organic photovoltaic cells (OPVs). The most…”
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Fluorine Tuning of Morphology, Energy Loss, and Carrier Dynamics in Perylenediimide Polymer Solar Cells by Zhu, Weigang, Alzola, Joaquin M, Aldrich, Thomas J, Kohlstedt, Kevin L, Zheng, Ding, Hartnett, Patrick E, Eastham, Nicholas D, Huang, Wei, Wang, Gang, Young, Ryan M, Schatz, George C, Wasielewski, Michael R, Facchetti, Antonio, Melkonyan, Ferdinand S, Marks, Tobin J

“…We investigate backbone fluorination effects in bulk-heterojunction (BHJ) polymer solar cells (PSCs) with the fluorine-poor PBDTT-FTTE and fluorine-rich…”
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Ternary Polymer–Perylenediimide–Carbon Nanotube Photovoltaics with High Efficiency and Stability under Super-Solar Irradiation by Shastry, Tejas A, Hartnett, Patrick E, Wasielewski, Michael R, Marks, Tobin J, Hersam, Mark C

“…Polymer solar cells (PSCs) have achieved power conversion efficiencies exceeding 10%, but their performance has been limited under concentrated sunlight…”
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Long-lived charge carrier generation in ordered films of a covalent perylenediimide-diketopyrrolopyrrole-perylenediimide molecule by Hartnett, Patrick E, Dyar, Scott M, Margulies, Eric A, Shoer, Leah E, Cook, Andrew W, Eaton, Samuel W, Marks, Tobin J, Wasielewski, Michael R

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Correlated In Situ Low-Frequency Noise and Impedance Spectroscopy Reveal Recombination Dynamics in Organic Solar Cells Using Fullerene and Non-Fullerene Acceptors by Luck, Kyle A., Sangwan, Vinod K., Hartnett, Patrick E., Arnold, Heather N., Wasielewski, Michael R., Marks, Tobin J., Hersam, Mark C.

“…Non-fullerene acceptors based on perylenediimides (PDIs) have garnered significant interest as an alternative to fullerene acceptors in organic photovoltaics…”
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Effects of Crystalline Perylenediimide Acceptor Morphology on Optoelectronic Properties and Device Performance by Hartnett, Patrick E., Margulies, Eric A., Matte, H. S. S. Ramakrishna, Hersam, Mark C., Marks, Tobin J., Wasielewski, Michael R.

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Influence of Anion Delocalization on Electron Transfer in a Covalent Porphyrin Donor–Perylenediimide Dimer Acceptor System by Hartnett, Patrick E., Mauck, Catherine M., Harris, Michelle A., Young, Ryan M., Wu, Yi-Lin, Marks, Tobin J., Wasielewski, Michael R.

“…Photodriven electron transfer from a donor excited state to an assembly of electronically coupled acceptors has been proposed to enhance charge transfer…”
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Singlet Fission via an Excimer-Like Intermediate in 3,6-Bis(thiophen-2-yl)diketopyrrolopyrrole Derivatives by Mauck, Catherine M., Hartnett, Patrick E., Margulies, Eric A., Ma, Lin, Miller, Claire E., Schatz, George C., Marks, Tobin J., Wasielewski, Michael R.

“…Singlet fission (SF) in polycrystalline thin films of four 3,6-bis(thiophen-2-yl)diketopyrrolopyrrole (TDPP) chromophores with methyl (Me), n-hexyl (C6),…”
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Ring-fusion as a perylenediimide dimer design concept for high-performance non-fullerene organic photovoltaic acceptorsElectronic supplementary information (ESI) available: Additional information describing the synthesis of the PDI dimers and more detailed fsTA and AFM data is provided. PL-quenching data and computational details are also provided. See DOI: 10.1039/c5sc04956c by Hartnett, Patrick E, Matte, H. S. S. Ramakrishna, Eastham, Nicholas D, Jackson, Nicholas E, Wu, Yilei, Chen, Lin X, Ratner, Mark A, Chang, Robert P. H, Hersam, Mark C, Wasielewski, Michael R, Marks, Tobin J

“…A series of perylenediimide (PDI) dimers are evaluated as acceptors for organic photovoltaic (OPV) cells. The materials are characterized using a wide variety…”
Get full text