van der Est, Art - Brock University - Department of Chemistry

研究领域

Photosynthesis; time resolved EPR spectroscopy; electron transfer reactions; light-induced electron spin polarization.

近期论文

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N. Srinivasan, S. Santabarbara, F. Rappaport, D. Carbonera, K. Redding, A. van der Est and J.H. Golbeck (2011) Alteration of the H-Bond to the A1A Phylloquinone in Photosystem I: Influence on the Kinetics and Energetics of Electron Transfer J. Phys. Chem. B 115, 1751-1759 Yu. Kandrashkin and A. van der Est (2011) Stimulated Electron Spin Polarization in Strongly Coupled Triplet-Doublet Spin Pairs Appl. Magn. Reson. 40,189-204 P.K. Poddutoori, A.S.D. Sandanayaka, N. Zarrabi, T. Hasobe, O. Ito, A. van der Est (2011) Sequential Charge Separation in Two Axially Linked Phenothiazine-Aluminum(III) Porphyrin-Fullerene Triads J. Phys. Chem. A 115, 709-717 D.V. Gutsulyak, A. van der Est and G.I. Nikonov (2011) Facile Catalytic Hydrosilylation of Pyridines Angew. Chem. 50, 1384-1387 D.M. Spasyuk, S.I. Gorelsky, A. van der Est and D. Zargarian (2011) Characterization of Divalent and Trivalent Species Generated in the Chemical and Electrochemical Oxidation of a Dimeric Pincer Complex of Nickel Inorg. Chem. 50, 2661-2674 P.K. Poddutoori, A. Dion, S. Yang, M. Pilkington, J.D. Wallis, A. van der Est (2010) Light-induced hole transfer in a hypervalent phosphorus(V) octaethylporphyrin bearing an axially linked bis(ethylenedithio)tetrathiafulvalene J. Porph. Phthal. 14, 178-187 P.K. Poddutoori, A.S. D. Sandanayaka, T. Hasobe, O. Ito, A. van der Est (2010) Photoinduced Charge Separation in a Ferrocene-Aluminum(III) Porphyrin-Fullerene Supramolecular Triad J. Phys. Chem B 114, 14348-14357 P.K. Poddutoori, M. Pilkington, A. Alberola, V. Polo, J.E. Warren, A. van der Est (2010) Spin-Spin Interactions in Porphyrin-Based Monoverdazyl Radical Hybrid Spin Systems Inorg. Chem. 49 3516-3524 A. van der Est, S. Chirico, I. Karyagina, R. Cohen, G. Shen, J. H. Golbeck (2010) Alteration of the Axial Met Ligand to Electron Acceptor A0 in Photosystem I: An Investigation of Electron Transfer at Different Temperatures by Multifrequency Time Resolved and CW EPR Appl. Magn. Res. 37 103-121 A. van der Est, Yu. Pushkar, I. Karyagina, B. Fonovic, T. Dudding, J. Niklas, W. Lubitz and J.H. Golbeck (2010) Incorporation of 2,3-Disubstituted-1,4-naphthoquinones into the A1 Binding Site of Photosystem I Studied by EPR and ENDOR Spectroscopy Appl. Magn. Res. 37 65-83 D. Spasyuk, D. Zargarian, A. van der Est (2009) New POCN-Type Pincer Complexes of Ni(II) and Ni(III) Organometallics 28 6531-6540 N. Srinivasan, I. Karyagina, R. Bittl, A. van der Est, and J.H. Golbeck (2009) Role of the Hydrogen Bond from Leu722 to the A1A Phylloquinone in Photosystem I Biochemistry 48 3315-3324 A. van der Est (2009) Transient EPR: Using Spin Polarization in Sequential Radical Pairs to Study Electron Transfer in Photosynthesis Photosynth. Res. 102 335-347 S. Li, A. van der Est, N. Bunce (2009) Electrochemical oxidation of oxalate ion in the presence of fluoride ion, and radical analysis by ESR Elec. Chim. Acta 54 3589-3593 R. Agalarov, M. Byrdin, F. Rappaport, G. Shen, D. Bryant, A. van der Est and J.H. Golbeck (2008) Removal of the PsaF Polypeptide Biases Electron Transfer in Favor of the PsaB Branch of Cofactors in Triton X-100 Photosystem I Complexes from Synechococcus sp. PCC 7002 Photochem. Photobiol. 84 1371-1380 P.K. Poddutoori, P. Poddutoori, B.G. Maiya, T.K. Prasad, Yu. Kandrashkin, S. Vasil'ev, D. Bruce and A. van der Est (2008) Redox control of photo-induced electron transfer in axial terpyridoxy porphyrin complexes Inor. Chem. 47 7512-7522 I. Karyagina, Yu. Pushkar, D. Stehlik, A. van der Est, H. Ishikita, E. Knapp, B. Jagannathan, R. Agalarov, and J. Golbeck (2007) Contributions of the Distant Protein Environment to the Redox Potentials of the Electron Acceptor A1 Phylloquinones and the FX Iron-Sulfur Cluster in Photosystem I Biochemistry 46 10804-10816 M. Chahma, K. Macnamara, A. van der Est, A. Alberola, V. Polo and M. Pilkington(2007) Synthesis and characterization of a TTF--verdazyl radical; a new building block for conducting and/or magnetic systems New J. Chem.31, 1973-1978. Yu. E. Kandrashkin and A. van der Est(2007) Time Resolved EPR of Photosynthetic Reaction Centres: from Theory to Experiment Appl. Magn. Res.31, 105-122. pdf file Yu. E. Kandrashkin, M. S. Asano and A. van der Est(2006) Light-induced Electron Spin Polarization in Vanadyl Octaethylporphyrin: I. Characterization of the Excited Quartet State J. Phys. Chem. A. 110, 9607-9616. pdf file Yu. E. Kandrashkin, M. S. Asano and A. van der Est (2006) Light-induced Electron Spin Polarization in Vanadyl Octaethylporphyrin: II Dynamics of the Excited States J. Phys. Chem. A. 110, 9617-9626 pdf file Y. Li, A. van der Est, M.G. Lucas, V. M. Ramesh, F. Gu, A. Petrenko, S. Lin, A.N. Webber, F. Rappaport, and K. Redding (2006) Directing electron transfer within Photosystem I by breaking H-bonds in the cofactor branches Proc. Natl. Acad. Sci. USA (2006) 103, 2144-2149. pdf file M. Chahma, M. Pilkington, X. Wang and A. van der Est (2006) Synthesis and Characterization of a New Family of Spin Bearing TTF Ligands J. Org. Chem. 71, 2750-2755 pdf file Yu. E. Kandrashkin, M. S. Asano and A. van der Est (2006) Observation of a photoexcited state of a paramagnetic transition metal complex by time-resolved electron paramagnetic resonance spectroscopy Phys. Chem. Chem. Phys. 8, 2129-2132.pdf file Yu. N. Pushkar, I. Karyagina, D. Stehlik, S. Brown and A. van der Est Recruitment of a Foreign Quinone into the A1 Site of Photosystem I: Consecutive Forward Electron Transfer From A0 to A1 to Fx with Anthraquinone in the A1 site as studied by transient EPR. J. Biol. Chem. (2005), 280, 12382-12390. pdf file