Search Results - "MURAD, J"
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Beyond Shockley–Queisser: Molecular Approaches to High-Efficiency Photovoltaics
Published in The journal of physical chemistry letters (18-06-2015)“…Molecular materials afford abundant flexibility in the tunability of physical and electronic properties. As such, they are ideally suited to engineering…”
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Quintet multiexciton dynamics in singlet fission
Published in Nature physics (01-02-2017)“…Singlet fission, in which two triplet excitons are generated from a single absorbed photon, is a key third-generation solar cell concept. Conservation of…”
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Tuning Singlet Fission in π‑Bridge‑π Chromophores
Published in Journal of the American Chemical Society (13-09-2017)“…We have designed a series of pentacene dimers separated by homoconjugated or nonconjugated bridges that exhibit fast and efficient intramolecular singlet…”
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Ultra-fast intramolecular singlet fission to persistent multiexcitons by molecular design
Published in Nature chemistry (01-09-2019)“…Singlet fission—that is, the generation of two triplets from a lone singlet state—has recently resurfaced as a promising process for the generation of…”
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Singlet Fission in Concentrated TIPS-Pentacene Solutions: The Role of Excimers and Aggregates
Published in Journal of the American Chemical Society (01-09-2021)“…The excited-state dynamics of 6,13-bis(triisopropylsilylethynyl)pentacene is investigated to determine the role of excimer and aggregate formation in singlet…”
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Elucidation of Excitation Energy Dependent Correlated Triplet Pair Formation Pathways in an Endothermic Singlet Fission System
Published in Journal of the American Chemical Society (04-04-2018)“…Singlet fission is the spin-allowed conversion of a photogenerated singlet exciton into two triplet excitons in organic semiconductors, which could enable…”
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Thermodynamic Limit of Exciton Fission Solar Cell Efficiency
Published in The journal of physical chemistry letters (04-10-2012)“…A detailed balance chemical kinetic model is applied to exciton fission in photovoltaic devices. Energy conversion efficiency limits are found to be…”
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Unsupervised local center of mass based scoliosis spinal segmentation and Cobb angle measurement
Published in PloS one (21-03-2024)“…Scoliosis is a medical condition in which a person's spine has an abnormal curvature and Cobb angle is a measurement used to evaluate the severity of a spinal…”
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Singlet fission in TIPS-anthracene thin films
Published in Chemical science (Cambridge) (01-05-2024)“…Singlet fission is an exciton multiplication process that allows for the conversion of one singlet exciton into two triplet excitons. Organic semiconductors,…”
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Morphological Evolution and Singlet Fission in Aqueous Suspensions of TIPS-Pentacene Nanoparticles
Published in Journal of physical chemistry. C (14-01-2016)“…We report the observation of singlet fission in aqueous suspensions of 6,13-bis(triisopropylsilylethynyl) pentacene (TIPS-Pn) nanoparticles (NPs) synthesized…”
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Magnetic fields reveal signatures of triplet-pair multi-exciton photoluminescence in singlet fission
Published in Nature chemistry (01-11-2024)“…The photophysical processes of singlet fission and triplet fusion have numerous emerging applications. They involve the separation of a photo-generated singlet…”
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Kinetic Analysis of Photochemical Upconversion by Triplet−Triplet Annihilation: Beyond Any Spin Statistical Limit
Published in The journal of physical chemistry letters (17-06-2010)“…Upconversion (UC) via triplet−triplet annihilation (TTA) is a promising concept to improve the energy conversion efficiency of solar cells by harvesting…”
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Intramolecular Versus Intermolecular Triplet Fusion in Multichromophoric Photochemical Upconversion
Published in Journal of physical chemistry. C (22-08-2019)“…Photon upconversion is a process that creates high-energy photons under low photon energy excitation. The effect of molecular geometry on the triplet fusion…”
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Anisotropic Multiexciton Quintet and Triplet Dynamics in Singlet Fission via Pulsed Electron Spin Resonance
Published in Journal of the American Chemical Society (19-07-2023)“…The quintet triplet-pair state may be generated upon singlet fission and is a critical intermediate that dictates the fate of excitons, which can be exploited…”
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Microscopic reversibility demands lower open circuit voltage in multiple exciton generation solar cells
Published in Applied physics letters (12-04-2021)“…Multiple exciton generation (MEG) increases the short circuit current of solar cells and is, therefore, often cited as a candidate scheme for surpassing the…”
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Early postoperative outcomes in implant, pedicled, and free flap reconstruction for breast cancer: an analysis of 23,834 patients from the ACS-NSQIP datasets
Published in Breast cancer research and treatment (01-06-2021)“…Introduction Many patients seek breast reconstruction following mastectomy. Debate exists regarding the best reconstructive option. The authors evaluate…”
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Scalable ways to break the efficiency limit of single-junction solar cells
Published in Applied physics letters (03-01-2022)Get full text
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Power Dependence of the Magnetic Field Effect on Triplet Fusion: A Quantitative Model
Published in The journal of physical chemistry letters (25-05-2023)“…Two strategies for improving solar energy efficiencies, triplet fusion and singlet fission, rely on the details of triplet–triplet interactions. In triplet…”
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Singlet fission and tandem solar cells reduce thermal degradation and enhance lifespan
Published in Progress in photovoltaics (01-08-2021)“…The economic value of a photovoltaic installation depends upon both its lifespan and power conversion efficiency. Progress toward the latter includes…”
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