Search Results - "Bocian, David F."
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Primary processes in the bacterial reaction center probed by two-dimensional electronic spectroscopy
Published in Proceedings of the National Academy of Sciences - PNAS (03-04-2018)“…In the initial steps of photosynthesis, reaction centers convert solar energy to stable charge-separated states with near-unity quantum efficiency. The…”
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Panchromatic Absorbers Tethered for Bioconjugation or Surface Attachment
Published in Molecules (Basel, Switzerland) (01-10-2022)“…The syntheses of two triads are reported. Each triad is composed of two perylene-monoimides linked to a porphyrin via an ethyne unit, which bridges the…”
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Tailoring Panchromatic Absorption and Excited-State Dynamics of Tetrapyrrole–Chromophore (Bodipy, Rylene) ArraysInterplay of Orbital Mixing and Configuration Interaction
Published in Journal of the American Chemical Society (06-12-2017)“…Three sets of tetrapyrrole–chromophore arrays have been examined that exhibit panchromatic absorption across large portions of the near-ultraviolet (NUV) to…”
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Electronic Structure and Excited-State Dynamics of Rylene–Tetrapyrrole Panchromatic Absorbers
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (16-09-2021)“…Panchromatic absorbers have potential applications in molecular-based energy-conversion schemes. A prior porphyrin–perylene dyad (P-PMI, where “MI” denotes…”
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Synthesis and Physicochemical Properties of Metallobacteriochlorins
Published in Inorganic chemistry (03-09-2012)“…Access to metallobacteriochlorins is essential for investigation of a wide variety of fundamental photochemical processes, yet relatively few synthetic…”
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Probing Electronic Communication in Covalently Linked Multiporphyrin Arrays. A Guide to the Rational Design of Molecular Photonic Devices
Published in Accounts of chemical research (01-01-2002)“…Understanding electronic communication among the constituents in multicomponent macromolecular architectures is essential for the rational design of molecular…”
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Photophysical Properties and Electronic Structure of Stable, Tunable Synthetic Bacteriochlorins: Extending the Features of Native Photosynthetic Pigments
Published in The journal of physical chemistry. B (22-09-2011)“…Bacteriochlorins, which are tetrapyrrole macrocycles with two reduced pyrrole rings, are Nature’s near-infrared (NIR) absorbers (700–900 nm). The strong…”
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Extending the Short and Long Wavelength Limits of Bacteriochlorin Near-Infrared Absorption via Dioxo- and Bisimide-Functionalization
Published in The journal of physical chemistry. B (26-03-2015)“…Six new bacteriochlorins expanding the range of the strong near-infrared (NIR) absorption (Q y band) to both shorter and longer wavelengths (∼690 to ∼900 nm)…”
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Stable Synthetic Cationic Bacteriochlorins as Selective Antimicrobial Photosensitizers
Published in Antimicrobial Agents and Chemotherapy (01-09-2010)“…Classifications Services AAC Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
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Hidden vibronic and excitonic structure and vibronic coherence transfer in the bacterial reaction center
Published in Science advances (07-01-2022)“…We report two-dimensional electronic spectroscopy (2DES) experiments on the bacterial reaction center (BRC) from purple bacteria, revealing hidden vibronic and…”
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Synthesis of arrays containing porphyrin, chlorin, and perylene-imide constituents for panchromatic light-harvesting and charge separation
Published in RSC advances (01-01-2018)“…Achieving solar light harvesting followed by efficient charge separation and transport is an essential objective of molecular-based artificial photosynthesis…”
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Biohybrid Photosynthetic Antenna Complexes for Enhanced Light-Harvesting
Published in Journal of the American Chemical Society (14-03-2012)“…Biohybrid antenna systems have been constructed that contain synthetic chromophores attached to 31mer analogues of the bacterial photosynthetic core…”
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Structural Control of the Photodynamics of Boron−Dipyrrin Complexes
Published in The journal of physical chemistry. B (03-11-2005)“…Boron−dipyrrin chromophores containing a 5-aryl group with or without internal steric hindrance toward aryl rotation have been synthesized and then…”
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De Novo Synthesis of Bacteriochlorins Bearing Four Trideuteriomethyl Groups
Published in Organics (Basel) (01-03-2022)“…Site-specific introduction of isotopes in tetrapyrrole macrocycles provides the foundation for probing physicochemical features germane to photosynthetic…”
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Determination of the Structure and Orientation of Organic Molecules Tethered to Flat Graphitic Carbon by ATR-FT-IR and Raman Spectroscopy
Published in Analytical chemistry (Washington) (01-05-2006)“…Mono- and multilayers of nitroazobenzene (NAB), azobenzene (AB), nitrobiphenyl (NBP), biphenyl (BP), and fluorene (FL) were covalently bonded to flat pyrolyzed…”
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Stable synthetic bacteriochlorins overcome the resistance of melanoma to photodynamic therapy
Published in The FASEB journal (01-09-2010)“…Cutaneous malignant melanoma remains a therapeutic challenge, and patients with advanced disease have limited survival. Photodynamic therapy (PDT) has been…”
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Photophysical characterization of imidazolium-substituted Pd(II), In(III), and Zn(II) porphyrins as photosensitizers for photodynamic therapy
Published in Journal of photochemistry and photobiology. A, Chemistry. (15-12-2008)“…The photophysical properties of four imidazolium-substituted metalloporphyrins have been assessed to gain insights into the relative efficacy of the compounds…”
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Stable Synthetic Bacteriochlorins for Photodynamic Therapy: Role of Dicyano Peripheral Groups, Central Metal Substitution (2H, Zn, Pd), and Cremophor EL Delivery
Published in ChemMedChem (01-12-2012)“…A series of four stable synthetic bacteriochlorins was tested in vitro in HeLa cells for their potential in photodynamic therapy (PDT). The parent…”
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Structural Control of the Excited-State Dynamics of Bis(dipyrrinato)zinc Complexes: Self-Assembling Chromophores for Light-Harvesting Architectures
Published in Journal of the American Chemical Society (10-03-2004)“…The replacement of the phenyl rings at the 5,5‘-positions of a bis(dipyrrinato)zinc complex with mesityl groups transforms the molecule from a very weak…”
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Theoretical Solar-to-Electrical Energy-Conversion Efficiencies of Perylene−Porphyrin Light-Harvesting Arrays
Published in The journal of physical chemistry. B (21-12-2006)“…The efficiencies of organic solar cells that incorporate light-harvesting arrays of organic pigments were calculated under 1 sun of air mass 1.5 solar…”
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