All Outputs (6)

Understanding the factors controlling the photo-oxidation of natural DNA by enantiomerically pure intercalating ruthenium polypyridyl complexes through TA/TRIR studies with polydeoxynucleotides and mixed sequence oligodeoxynucleotides (2020)
Journal Article
Keane, P. M., O'Sullivan, K., Poynton, F. E., Poulsen, B. C., Sazanovich, I. V., Towrie, M., …Kelly, J. M. (2020). Understanding the factors controlling the photo-oxidation of natural DNA by enantiomerically pure intercalating ruthenium polypyridyl complexes through TA/TRIR studies with polydeoxynucleotides and mixed sequence oligodeoxynucleotides. Chemical Science, 32, 8600-8609. https://doi.org/10.1039/d0sc02413a

Ruthenium polypyridyl complexes which can sensitise the photo-oxidation of nucleic acids and other biological molecules show potential for photo-therapeutic applications. In this article a combination of transient visible absorption (TrA) and time-re... Read More about Understanding the factors controlling the photo-oxidation of natural DNA by enantiomerically pure intercalating ruthenium polypyridyl complexes through TA/TRIR studies with polydeoxynucleotides and mixed sequence oligodeoxynucleotides.

The effect of coordination of alkanes, Xe and CO2 (η1-OCO) on changes in spin state and reactivity in organometallic chemistry: a combined experimental and theoretical study of the photochemistry of CpMn(CO)3 (2019)
Journal Article
Wu, X., Liu, Z., Murphy, T. S., Sun, X. Z., Hanson-Heine, M. W. D., Towrie, M., …George, M. W. (2019). The effect of coordination of alkanes, Xe and CO2 (η1-OCO) on changes in spin state and reactivity in organometallic chemistry: a combined experimental and theoretical study of the photochemistry of CpMn(CO)3. Faraday Discussions, 220, 86-104. https://doi.org/10.1039/c9fd00067d

A combined experimental and theoretical study is presented of several ligand addition reactions of the triplet fragment 3CpMn(CO)2 formed upon photolysis of CpMn(CO)3. Experimental data are provided for reactions in n-heptane and perfluoromethylcyclo... Read More about The effect of coordination of alkanes, Xe and CO2 (η1-OCO) on changes in spin state and reactivity in organometallic chemistry: a combined experimental and theoretical study of the photochemistry of CpMn(CO)3.

Probing the carbon-hydrogen activation of alkanes following photolysis of Tp’Rh(CNR)(carbodiimide): a computational and time-resolved infrared spectroscopic study (2017)
Journal Article
Guan, J., Wriglesworth, A., Zhong Sun, X., Brothers, E. N., Zarić, S. D., Evans, M., …George, M. W. (2017). Probing the carbon-hydrogen activation of alkanes following photolysis of Tp’Rh(CNR)(carbodiimide): a computational and time-resolved infrared spectroscopic study. Journal of the American Chemical Society, https://doi.org/10.1021/jacs.7b12152

Carbon–hydrogen bond activation reactions of alkanes by Tp’Rh(CNR) (Tp’ = Tp = trispyrazolylborate or Tp* = tris(3,5-dimethylpyrazolyl)borate) were followed by timeresolved infrared spectroscopy (TRIR) in the υ(CNR) and υ(BH) spectral regions on Tp*R... Read More about Probing the carbon-hydrogen activation of alkanes following photolysis of Tp’Rh(CNR)(carbodiimide): a computational and time-resolved infrared spectroscopic study.

Additive manufacture of complex 3D Au-containing nanocomposites by simultaneous two-photon polymerisation and photoreduction (2017)
Journal Article
Parmenter, C. D. J., Hu, Q., Sun, X. Z., Parmenter, C. D., Fay, M. W., Smith, E. F., …Wildman, R. (2017). Additive manufacture of complex 3D Au-containing nanocomposites by simultaneous two-photon polymerisation and photoreduction. Scientific Reports, 7(1), Article 17150. https://doi.org/10.1038/s41598-017-17391-1

© 2017 The Author(s). The fabrication of complex three-dimensional gold-containing nanocomposite structures by simultaneous two-photon polymerisation and photoreduction is demonstrated. Increased salt delivers reduced feature sizes down to line width... Read More about Additive manufacture of complex 3D Au-containing nanocomposites by simultaneous two-photon polymerisation and photoreduction.

Probing the use of long lived intra-ligand π-π * excited states for photocatalytic systems: a study of the photophysics and photochemistry of [ReCl(CO)3(dppz-(CH3)2)] (2016)
Journal Article
Summers, P. A., Calladine, J. A., Ibrahim, N., Kusumo, K. P., Clark, C. A., Sun, X., …George, M. W. (2017). Probing the use of long lived intra-ligand π-π * excited states for photocatalytic systems: a study of the photophysics and photochemistry of [ReCl(CO)3(dppz-(CH3)2)]. Polyhedron, 123, 259-264. https://doi.org/10.1016/j.poly.2016.11.005

We report the excited state photophysics and photochemistry of [ReCl(CO)3(dppz-(CH3)2)] (dppz-(CH3)2 = 11,12-dimethyl-dipyrido[3,2-a:2’,3’-c]phenazine) in CH3CN using timeresolved infrared (TRIR) and Fourier transform infrared (FTIR) spectroscopy. Ex... Read More about Probing the use of long lived intra-ligand π-π * excited states for photocatalytic systems: a study of the photophysics and photochemistry of [ReCl(CO)3(dppz-(CH3)2)].

Comparison of rhenium–porphyrin dyads for CO₂ photoreduction: photocatalytic studies and charge separation dynamics studied by time-resolved IR spectroscopy (2015)
Journal Article
Windle, C. D., George, M. W., Perutz, R. N., Summers, P. A., Sun, X. Z., & Whitwood, A. C. (2015). Comparison of rhenium–porphyrin dyads for CO₂ photoreduction: photocatalytic studies and charge separation dynamics studied by time-resolved IR spectroscopy. Chemical Science, 6(12), 6847-6864. https://doi.org/10.1039/c5sc02099a

We report a study of the photocatalytic reduction of CO₂ to CO by zinc porphyrins covalently linked to [ReI(2,2′-bipyridine)(CO)₃L]⁺/⁰ moieties with visible light of wavelength >520 nm. Dyad 1 contains an amide C₆H₄NHC(O) link from porphyrin to bipyr... Read More about Comparison of rhenium–porphyrin dyads for CO₂ photoreduction: photocatalytic studies and charge separation dynamics studied by time-resolved IR spectroscopy.