Search Results - "Olson, Leif P."

The Simple Yet Elusive Crystal Structure of Silver Acetate and the Role of the Ag−Ag Bond in the Formation of Silver Nanoparticles during the Thermally Induced Reduction of Silver Carboxylates by Olson, Leif P, Whitcomb, David R, Rajeswaran, Manju, Blanton, Thomas N, Stwertka, Barbara J

“…We report the single-crystal X-ray structure of silver acetate, accompanied by Raman spectra and density functional theory calculations. This work should aid…”
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Conformation-Dependent State Selectivity in O−O Cleavage of ONOONO:  An “Inorganic Cope Rearrangement” Helps Explain the Observed Negative Activation Energy in the Oxidation of Nitric Oxide by Dioxygen by Olson, Leif P, Kuwata, Keith T, Bartberger, Michael D, Houk, K. N

“…ONOONO has been proposed as an intermediate in the oxidation of nitric oxide by dioxygen to yield nitrogen dioxide. The O−O bond breaking reactions of this…”
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Random laser action in bovine semen by Smuk, Andrei, Lazaro, Edgar, Olson, Leif P., Lawandy, N.M.

“…Experiments using bovine semen reveal that the addition of a high-gain water soluble dye results in random laser action when excited by a Q-switched, frequency…”
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Aromaticity, π-electron delocalization, and ring currents by Fowler, Patrick W., Lillington, Mark, Olson, Leif P.

“…The magnetic criterion of aromaticity is based on the ability of a cyclic system to support a ring current. If the ring current has the diatropic sense, the…”
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Mechanisms of Peroxynitrous Acid and Methyl Peroxynitrite, ROONO (R = H, Me), Rearrangements:  A Conformation-Dependent Homolytic Dissociation by Zhao, Yilei, Houk, K. N, Olson, Leif P

“…The O−O bond breaking reactions of peroxynitrous acid and methyl peroxynitrite, ROONO (R = H, Me), were investigated theoretically using the (U)CCSD/6-31+G*,…”
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Secondary Deuterium Kinetic Isotope Effects in Irreversible Additions of Hydride and Carbon Nucleophiles to Aldehydes:  A Spectrum of Transition States from Complete Bond Formation to Single Electron Transfer by Gajewski, Joseph J, Bocian, Wojciech, Harris, Nathan J, Olson, Leif P, Gajewski, John P

“…The competitive kinetics of hydride and organometallic additions to benzaldehyde-H and -D were determined at −78 °C using LiAlH4, LiBEt3H, NaBH4, LiBH4,…”
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Steric effects of substituted quinolines on lithium coordination geometry by Rajeswaran, Manju, Begley, William J., Olson, Leif P., Huo, Shouquan

“…Comparison of the solid-state structures of Li complexes, Liq, MeLiq, and PhLiq, illustrates steric effects on the coordination chemistry of lithium. Just by…”
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Mitochondrial biotransformation of ω-(phenoxy)alkanoic acids, 3-(phenoxy)acrylic acids, and ω-(1-methyl-1H-imidazol-2-ylthio)alkanoic acids: A prodrug strategy for targeting cytoprotective antioxidants to mitochondria by Roser, Kurt S., Brookes, Paul S., Wojtovich, Andrew P., Olson, Leif P., Shojaie, Jalil, Parton, Richard L., Anders, M.W.

“…Mitochondrial reactive oxygen species (ROS) generation and the attendant mitochondrial dysfunction are implicated in a range of disease states. The objective…”
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Ring Currents in Tangentially p−p Bonded σ-Aromatic Systems by Fowler, Patrick W, Rogowska, Agnieszka, Soncini, Alessandro, Lillington, Mark, Olson, Leif P

“…We report a theoretical study of ring systems that delocalize electrons in a cyclic array of p orbitals arranged tangentially in σ-bonding fashion. σ-Bonded…”
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Theoretical Studies of Quantum Amplified Isomerizations for Imaging Systems Involving Hexamethyl Dewar Benzene and Related Systems by Norton, Joseph E, Olson, Leif P, Houk, K. N

“…The ring-opening reactions of the radical cations of hexamethyl Dewar benzene (1) and Dewar benzene have been studied using density functional theory (DFT) and…”
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Theoretical Analysis of Secondary Kinetic Isotope Effects in C-N Rotation of Amides by Olson, Leif P, Li, Yi, Houk, K. N, Kresge, A. Jerry, Schaad, Lawrence J

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Silver-halide/organic-composite structures: Toward materials with multiple photographic functionalities by Bringley, Joseph F., Rajeswaran, Manju, Olson, Leif P., Liebert, Nancy M.

“…We report the synthesis and structure of the novel silver-halide-based organic–inorganic hybrids Ag 2Br 6(PPD) 2, Ag 2Br 6(CD-2) 2·H 2O, Ag 2Br 4(TMBD), and Ag…”
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Peroxynitrate and Peroxynitrite:  A Complete Basis Set Investigation of Similarities and Differences between These NOx Species by OLSON, Leif P., BARTBERGER, Michael D., HOUK, K. N.

“…Peroxynitric acid/peroxynitrate (PNA) rivals peroxynitrous acid/peroxynitrite (PNI) in importance as a reactive oxygen species. These species possess similar…”
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A DFT and PM3 Study of a Hypothetical Silicon-Based σ-Allyl Cation and σ-Allyl Radical and Higher Homologues by Olson, Leif P

“…DFT and PM3 calculations were used to model the hypothetical σ-allyl cation 1-Si 3 + and σ-allyl radical 1-Si 3 •. For both the cation and the radical, the…”
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One- and Two-Metal Ion Catalysis of the Hydrolysis of Adenosine 3‘-Alkyl Phosphate Esters. Models for One- and Two-Metal Ion Catalysis of RNA Hydrolysis by Bruice, Thomas C, Tsubouchi, Akira, Dempcy, Robert O, Olson, Leif P

“…Adenosine 3‘-O(PO2 -)OCH2R phosphate esters have been synthesized with R = 8-hydroxyquinol-2-yl (1a) and 8-(hydroxyquinolyl)-2-methylene (1b). The adenosine…”
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Peroxynitrate and Peroxynitrite:  A Complete Basis Set Investigation of Similarities and Differences between These NO x Species by Olson, Leif P, Bartberger, Michael D, Houk, K. N

“…Peroxynitric acid/peroxynitrate (PNA) rivals peroxynitrous acid/peroxynitrite (PNI) in importance as a reactive oxygen species. These species possess similar…”
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Mechanism of Aldehyde Oxidation Catalyzed by Horse Liver Alcohol Dehydrogenase by Olson, Leif P, Luo, Jia, Almarsson, Örn, Bruice, Thomas C

“…The mechanism of oxidation of benzaldehyde to benzoic acid catalyzed by horse liver alcohol dehydrogenase (HLADH) has been investigated using the HLADH…”
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Mechanisms of Peroxynitrite Oxidations and Rearrangements:  The Theoretical Perspective by Bartberger, Michael D, Olson, Leif P, Houk, K. N

“…The mechanisms of peroxynitrite reactions such as conversion to nitrate, oxidation, and nitration are controversial. Of particular interest has been the…”
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Electron tunneling and ab initio calculations related to the one-electron oxidation of NAD(P)H bound to catalase by Olson, Leif P, Bruice, Thomas C

“…Models for NAD(P)H le- oxidation in bovine catalase were studied using Hartree-Fock ab initio calculations, along with information taken from the published…”
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Evidence for Concert in the Thermal Unimolecular Vinylcyclopropane to Cyclopentene Sigmatropic 1,3-Shift by Gajewski, Joseph J, Olson, Leif P, Willcott, M. Robert

“…Gas phase pyrolysis of cis-2,3-dideuterio-trans-(1‘-tert-butyl-2‘-(Z)-deuteriovinyl)cyclopropane at 290 °C gives…”
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