Search Results - "Wrobel, Alexandra"

A pyridinic Fe-N4 macrocycle models the active sites in Fe/N-doped carbon electrocatalysts by Marshall-Roth, Travis, Libretto, Nicole J., Wrobel, Alexandra T., Anderton, Kevin J., Pegis, Michael L., Ricke, Nathan D., Voorhis, Troy Van, Miller, Jeffrey T., Surendranath, Yogesh

“…Iron- and nitrogen-doped carbon (Fe-N-C) materials are leading candidates to replace platinum catalysts for the oxygen reduction reaction (ORR) in fuel cells;…”
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A pyridinic Fe-N 4 macrocycle models the active sites in Fe/N-doped carbon electrocatalysts by Marshall-Roth, Travis, Libretto, Nicole J, Wrobel, Alexandra T, Anderton, Kevin J, Pegis, Michael L, Ricke, Nathan D, Voorhis, Troy Van, Miller, Jeffrey T, Surendranath, Yogesh

“…Iron- and nitrogen-doped carbon (Fe-N-C) materials are leading candidates to replace platinum catalysts for the oxygen reduction reaction (ORR) in fuel cells;…”
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A Fast and Selective Near-Infrared Fluorescent Sensor for Multicolor Imaging of Biological Nitroxyl (HNO) by Wrobel, Alexandra T, Johnstone, Timothy C, Deliz Liang, Alexandria, Lippard, Stephen J, Rivera-Fuentes, Pablo

“…The first near-infrared fluorescent turn-on sensor for the detection of nitroxyl (HNO), the one-electron reduced form of nitric oxide (NO), is reported. The…”
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Direct Comparison of C–H Bond Amination Efficacy through Manipulation of Nitrogen-Valence Centered Redox: Imido versus Iminyl by Wilding, Matthew J. T, Iovan, Diana A, Wrobel, Alexandra T, Lukens, James T, MacMillan, Samantha N, Lancaster, Kyle M, Betley, Theodore A

“…Reduction of previously reported iminyl radical (ArL)­FeCl­(•N­(C6H4-p- t Bu)) (2) with potassium graphite furnished the corresponding high-spin (S = 5/2)…”
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O‑Heterocycle Synthesis via Intramolecular C–H Alkoxylation Catalyzed by Iron Acetylacetonate by Dong, Yuyang, Wrobel, Alexandra T, Porter, Gerard J, Kim, Jessica J, Essman, Jake Z, Zheng, Shao-Liang, Betley, Theodore A

“…Intramolecular alkoxylation of C–H bonds can rapidly introduce structural and functional group complexities into seemingly simple or inert precursors. The…”
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A Far-Red Emitting Probe for Unambiguous Detection of Mobile Zinc in Acidic Vesicles and Deep Tissue by Rivera-Fuentes, Pablo, Wrobel, Alexandra T, Zastrow, Melissa L, Khan, Mustafa, Georgiou, John, Luyben, Thomas T, Roder, John C, Okamoto, Kenichi, Lippard, Stephen J

“…Imaging mobile zinc in acidic environments remains challenging because most small-molecule optical probes display pH-dependent fluorescence. Here we report a…”
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A Flexible Glutamine Regulates the Catalytic Activity of Toluene o‑Xylene Monooxygenase by Liang, Alexandria Deliz, Wrobel, Alexandra T, Lippard, Stephen J

“…Toluene/o-xylene monooxygenase (ToMO) is a bacterial multicomponent monooxygenase capable of oxidizing aromatic substrates. The carboxylate-rich diiron active…”
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Correction to A Flexible Glutamine Regulates the Catalytic Activity of Toluene o‑Xylene Monooxygenase by Liang, Alexandria Deliz, Wrobel, Alexandra T, Lippard, Stephen J

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Colourimetry for the sensitive detection of vapour-phase chemicals: State of the art and future trends by Kingsborough, Richard P., Wrobel, Alexandra T., Kunz, Roderick R.

“…Chemical detection of vapour-phase analytes is increasingly moving toward deployment of low size, weight and power (SWaP) instruments. Each measurement…”
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Review: Headspace components of explosives for canine non-detonable training aid development by Simon, Alison, Ong, Ta-Hsuan, Wrobel, Alexandra, Mendum, Ted, Kunz, Roderick

“…[Display omitted] •Non-detonable canine training aids for explosives need to mimic the explosive vapor.•A compilation of volatiles for explosives will…”
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Using Traditional Ecological Knowledge as a Basis for Targeted Forest Inventories: Paper Birch (Betula papyrifera) in the US Great Lakes Region by Emery, Marla R, Wrobel, Alexandra, Hansen, Mark H, Dockry, Michael, Moser, W Keith, Stark, Kekek Jason, Gilbert, Jonathan H

“…Traditional ecological knowledge (TEK) has been proposed as a basis for enhanced understanding of ecological systems and their management. TEK also can…”
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Electronic Structure of Open-Shell, First-Row Transition Metal Complexes for C–H Functionalization by Wrobel, Alexandra Therese

“…The electronic and steric factors that enable the isolation of open-shell iron dipyrromethene compounds containing ligand-centered radicals were explored. In…”
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A far-red emitting probe for unambiguous detection of mobile zinc in acidic vesicles and deep tissueElectronic supplementary information (ESI) available: General methods, synthetic procedures, NMR spectra, kinetic data, pH profile, metal selectivity graph, cell culture and staining protocols, wide-field microscopy experiments, tissue specimen preparation, and two-photon imaging techniques. See DOI: 10.1039/c4sc03388d by Rivera-Fuentes, Pablo, Wrobel, Alexandra T, Zastrow, Melissa L, Khan, Mustafa, Georgiou, John, Luyben, Thomas T, Roder, John C, Okamoto, Kenichi, Lippard, Stephen J

“…Imaging mobile zinc in acidic environments remains challenging because most small-molecule optical probes display pH-dependent fluorescence. Here we report a…”
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A far-red emitting probe for unambiguous detection of mobile zinc in acidic vesicles and deep tissue† †Electronic supplementary information (ESI) available: General methods, synthetic procedures, NMR spectra, kinetic data, pH profile, metal selectivity graph, cell culture and staining protocols, wide-field microscopy experiments, tissue specimen preparation, and two-photon imaging techniques. See DOI: 10.1039/c4sc03388d Click here for additional data file by Rivera-Fuentes, Pablo, Wrobel, Alexandra T., Zastrow, Melissa L., Khan, Mustafa, Georgiou, John, Luyben, Thomas T., Roder, John C., Okamoto, Kenichi, Lippard, Stephen J.

“…A fluorescent sensor that is pH-insensitive and compatible with two-photon microscopy was developed and applied to live cell and deep tissue imaging. Imaging…”
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