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Experimental evidence for the molecular molybdenum fluorides MoF to MoF6: a matrix isolation and DFT investigation (2022)
Journal Article
Sakr, A., Snelling, H. V., & Young, N. A. (2022). Experimental evidence for the molecular molybdenum fluorides MoF to MoF6: a matrix isolation and DFT investigation. New journal of chemistry = Nouveau journal de chimie, 46(20), 9666-9684. https://doi.org/10.1039/d1nj06062g

All of the molecular molybdenum fluorides, MoF to MoF6, have been synthesised from the reaction of thermally evaporated molybdenum atoms with fluorine molecules and atoms, trapped in argon matrices, and characterised by matrix isolation IR spectrosco... Read More about Experimental evidence for the molecular molybdenum fluorides MoF to MoF6: a matrix isolation and DFT investigation.

Searching for Monomeric Nickel Tetrafluoride: Unravelling Infrared Matrix Isolation Spectra of Higher Nickel Fluorides (2020)
Journal Article
Li, L., Sakr, A. K., Schlöder, T., Klein, S., Beckers, H., Kitsaras, M., Snelling, H. V., Young, N. A., Andrae, D., & Riedel, S. (2021). Searching for Monomeric Nickel Tetrafluoride: Unravelling Infrared Matrix Isolation Spectra of Higher Nickel Fluorides. Angewandte Chemie, 60(12), 6391-6394. https://doi.org/10.1002/anie.202015501

Binary transition metal fluorides are textbook examples combining complex electronic features with most fundamental molecular structures. High‐valent nickel fluorides are among the strongest known fluorinating and oxidizing agents, but there is a lac... Read More about Searching for Monomeric Nickel Tetrafluoride: Unravelling Infrared Matrix Isolation Spectra of Higher Nickel Fluorides.

Matrix isolation studies of transition metal halides and main group Lewis acid‒base complexes (2018)
Thesis
Sakr, A. K. A. M. Matrix isolation studies of transition metal halides and main group Lewis acid‒base complexes. (Thesis). University of Hull. https://hull-repository.worktribe.com/output/4224599

The main purpose of this work was to synthesise and study the binary fluorides of nickel, cobalt and chromium, and the binary halides of palladium and molybdenum in solid argon matrices. Both UV/vis spectroscopy and FTIR spectroscopy were employed to... Read More about Matrix isolation studies of transition metal halides and main group Lewis acid‒base complexes.

X-ray absorption study of platinum and palladium atoms in argon matrices: Evidence for platinum in a substitutional site and a short Pd–Ar interaction (2018)
Journal Article
Harris, N., Sakr, A. K., Snelling, H. V., & Young, N. A. (2018). X-ray absorption study of platinum and palladium atoms in argon matrices: Evidence for platinum in a substitutional site and a short Pd–Ar interaction. Journal of molecular structure, 1172, 80-88. https://doi.org/10.1016/j.molstruc.2018.06.024

The Pt L3-edge X-ray absorption spectrum of Pt atoms generated in a hollow cathode sputtering device and trapped in an Ar matrix yielded a PtAr distance of 3.78(4) Å with a coordination number of ca. 12 which confirms the evidence from electronic abs... Read More about X-ray absorption study of platinum and palladium atoms in argon matrices: Evidence for platinum in a substitutional site and a short Pd–Ar interaction.

How inert, perturbing, or interacting are cryogenic matrices? A combined spectroscopic (infrared, electronic, and x-ray absorption) and DFT investigation of matrix-isolated Iron, Cobalt, Nickel, and Zinc Dibromides (2018)
Journal Article
Wilkin, O. M., Harris, N., Rooms, J. F., Dixon, E. L., Bridgeman, A. J., & Young, N. A. (2018). How inert, perturbing, or interacting are cryogenic matrices? A combined spectroscopic (infrared, electronic, and x-ray absorption) and DFT investigation of matrix-isolated Iron, Cobalt, Nickel, and Zinc Dibromides. The journal of physical chemistry. A, 122(8), 1994-2029. https://doi.org/10.1021/acs.jpca.7b09734

The interactions of FeBr2, CoBr2, NiBr2 and ZnBr2 with Ne, Ar, Kr, Xe, CH4 and N2 matrices have been investigated using IR, electronic absorption and X-ray absorption spectroscopies, as well as DFT calculations. ZnBr2 is linear in all the matrices. N... Read More about How inert, perturbing, or interacting are cryogenic matrices? A combined spectroscopic (infrared, electronic, and x-ray absorption) and DFT investigation of matrix-isolated Iron, Cobalt, Nickel, and Zinc Dibromides.

A spectroscopic and imaging investigation of sporopollenin-metal interactions (2017)
Thesis
Alkhatib, F. M. A spectroscopic and imaging investigation of sporopollenin-metal interactions. (Thesis). University of Hull. https://hull-repository.worktribe.com/output/4220724

The main objective has been the determination of the nature of the interaction of metal complexes and salts with the surface of sporopollenin exine capsules (SEC) and other naturally occurring spore exines. These natural materials derived from plant... Read More about A spectroscopic and imaging investigation of sporopollenin-metal interactions.

Structure and electronic properties of the quasi-one-dimensional Ba₂Co₁₋ₓZnₓS₃ series (2016)
Journal Article
Harrison, M. R., Maignan, A., Hardy, V., Lebedev, O. L., Young, N. A., & Francesconi, M. G. (2017). Structure and electronic properties of the quasi-one-dimensional Ba₂Co₁₋ₓZnₓS₃ series. Inorganic chemistry, 56(1), 213-223. https://doi.org/10.1021/acs.inorgchem.6b02014

This work focuses on the structure and physical properties of the solid solution Ba₂Co₁₋ₓZnₓS₃ (0 ≤ x ≤ 1), a family of quasi-one-dimensional sulfides with end members Ba₂CoS₃ and Ba₂ZnS₃. The structure of selected compounds with increasing Zn²⁺ cont... Read More about Structure and electronic properties of the quasi-one-dimensional Ba₂Co₁₋ₓZnₓS₃ series.

A matrix isolation and computational study of molecular palladium fluorides : does PdF₆ exist? (2016)
Journal Article
Wilson, A. V., Nguyen, T., Brosi, F., Wang, X., Andrews, L., Riedel, S., Bridgeman, A. J., & Young, N. A. (2016). A matrix isolation and computational study of molecular palladium fluorides : does PdF₆ exist?. Inorganic chemistry, 55(3), 1108-1123. https://doi.org/10.1021/acs.inorgchem.5b02273

Palladium atoms generated by thermal evaporation and laser ablation were reacted with and trapped in F₂ /Ar, F₂ /Ne, and neat F₂ matrices. The products were characterized by electronic absorption and infrared spectroscopy, together with relativistic... Read More about A matrix isolation and computational study of molecular palladium fluorides : does PdF₆ exist?.

Spectroscopic and computational insight into the activation of O2 by the mononuclear Cu center in polysaccharide monooxygenases (2014)
Journal Article
Kjaergaard, C. H., Qayyum, M. F., Wong, S. D., Xu, F., Hemsworth, G. R., Walton, D. J., Young, N. A., Davies, G. J., Walton, P. H., Johansen, K. S., Hodgson, K. O., Hedman, B., & Solomon, E. I. (2014). Spectroscopic and computational insight into the activation of O2 by the mononuclear Cu center in polysaccharide monooxygenases. Proceedings of the National Academy of Sciences of the United States of America, 111(24), 8797-8802. https://doi.org/10.1073/pnas.1408115111

Strategies for O₂ activation by copper enzymes were recently expanded to include mononuclear Cu sites, with the discovery of the copper-dependent polysaccharide monooxygenases, also classified as auxiliary-activity enzymes 9–11 (AA9-11). These enzyme... Read More about Spectroscopic and computational insight into the activation of O2 by the mononuclear Cu center in polysaccharide monooxygenases.

The application of synchrotron radiation and in particular X-ray absorption spectroscopy to matrix isolated species (2014)
Journal Article
Young, N. A. (2014). The application of synchrotron radiation and in particular X-ray absorption spectroscopy to matrix isolated species. Coordination chemistry reviews, 277-278, 224-274. https://doi.org/10.1016/j.ccr.2014.05.010

This review provides comprehensive coverage of the application of X-ray absorption spectroscopy (XAS, XAFS, EXAFS, and XANES) to matrix isolated species. As X-ray absorption spectroscopy provides structural data without the need for long range order... Read More about The application of synchrotron radiation and in particular X-ray absorption spectroscopy to matrix isolated species.

How does iron interact with sporopollenin exine capsules? An X-ray absorption study including microfocus XANES and XRF imaging (2014)
Journal Article
Archibald, S. J., Atkin, S. L., Bras, W., Diego-Taboada, A., Mackenzie, G., Mosselmans, J. F. W., Nikitenko, S., Quinn, P. D., Thomas, M. F., & Young, N. A. (2014). How does iron interact with sporopollenin exine capsules? An X-ray absorption study including microfocus XANES and XRF imaging. Journal of Materials Chemistry B, 2(8), 945-959. https://doi.org/10.1039/c3tb21523g

Sporopollenin exine capsules (SECs) derived from plant spores and pollen grains have been proposed as adsorption, remediation and drug delivery agents. Despite many studies there is scant structural data available. This X-ray absorption investigation... Read More about How does iron interact with sporopollenin exine capsules? An X-ray absorption study including microfocus XANES and XRF imaging.

Using atomic orbitals and kinesthetic learning to authentically derive molecular stretching vibrations (2013)
Journal Article
Bridgeman, A. J., Schmidt, T. W., & Young, N. A. (2013). Using atomic orbitals and kinesthetic learning to authentically derive molecular stretching vibrations. Journal of chemical education, 90(7), 889-893. https://doi.org/10.1021/ed300045q

The stretching modes of MLx complexes have the same symmetry as the atomic orbitals on M that are used to form its σ bonds. In the exercise suggested here, the atomic orbitals are used to derive the form of the stretching modes without the need for f... Read More about Using atomic orbitals and kinesthetic learning to authentically derive molecular stretching vibrations.

Main group coordination chemistry at low temperatures: A review of matrix isolated Group 12 to Group 18 complexes (2012)
Journal Article
Young, N. (2013). Main group coordination chemistry at low temperatures: A review of matrix isolated Group 12 to Group 18 complexes. Coordination chemistry reviews, 257(42891), 956 - 1010. https://doi.org/10.1016/j.ccr.2012.10.013

The available data on main group (Groups 12-18) Lewis acid-base, donor-acceptor, charge-transfer andvan der Waals complexes stabilised by matrix isolation techniques are presented, tabulated and evaluatedin conjunction with data from complementary ga... Read More about Main group coordination chemistry at low temperatures: A review of matrix isolated Group 12 to Group 18 complexes.

Preparation, structural characterization, and thermal ammonolysis of two novel dimeric transition silylamide complexes (2011)
Journal Article
Cheng, F., Hope, C. N., Archibald, S. J., Bradley, J. S., Clark, S., Francesconi, M. G., Kelly, S. M., Young, N. A., & Lefebvre, F. (2011). Preparation, structural characterization, and thermal ammonolysis of two novel dimeric transition silylamide complexes. International Journal of Applied Ceramic Technology, 8(2), 467-481. https://doi.org/10.1111/j.1744-7402.2009.02452.x

The preparation and molecular structures of two novel dimeric transition metal silylamide complexes {Li0.5Zr[NHSi(NMe2)3]1.5[NSi(NMe2)3]0.5[μ -NSi(NMe2)3]}2 and {Li0.5Hf[NHSi(NMe2)3]1.5[NSi(NMe2)3]0.5[μ-NSi(NMe2)3]}2 with a tetrahedral coordination e... Read More about Preparation, structural characterization, and thermal ammonolysis of two novel dimeric transition silylamide complexes.

Investigation of the stability of Co-doped apatite ionic conductors in NH3 (2010)
Journal Article
Headspith, D. A., Orera, A., Slater, P. R., Young, N. A., & Francesconi, M. G. (2010). Investigation of the stability of Co-doped apatite ionic conductors in NH3. Journal of Solid State Chemistry, 183(12), 2746-2758. https://doi.org/10.1016/j.jssc.2010.08.033

Hydrogen powered solid oxide fuel cells (SOFCs) are of enormous interest as devices for the efficient and clean production of electrical energy. However, a number of problems linked to hydrogen production, storage and transportation are slowing down... Read More about Investigation of the stability of Co-doped apatite ionic conductors in NH3.

A mechanistic study of the low pressure pyrolysis of linear siloxanes (2009)
Journal Article
Almond, M. J., Becerra, R., Bowes, S. J., Cannady, J. P., Ogden, J. S., Young, N. A., & Walsh, R. (2009). A mechanistic study of the low pressure pyrolysis of linear siloxanes. Physical chemistry chemical physics : PCCP, 11(40), 9259-9267. https://doi.org/10.1039/b910549b

Matrix isolation IR spectroscopy has been used to study the vacuum pyrolysis of 1,1,3,3-tetramethyldisiloxane (L1), 1,1,3,3,5,5-hexamethyltrisiloxane (L2) and 3H,5H-octamethyltetrasiloxane (L3) at ca. 1000 K in a flow reactor at low pressures. The hy... Read More about A mechanistic study of the low pressure pyrolysis of linear siloxanes.

A matrix isolation study of transition metal halides and their structure. (2009)
Thesis
Wilson, A. V. A matrix isolation study of transition metal halides and their structure. (Thesis). University of Hull. https://hull-repository.worktribe.com/output/4209348

The work within this thesis has concentrated on the formation and isolation of titanium, vanadium, palladium, and mercury halides, with emphasis on the fluorides.TiF, TiF2, TiF3, and TiF4 have all been isolated within an argon matrix and infrared spe... Read More about A matrix isolation study of transition metal halides and their structure..

Configurationally restricted bis-tetraazamacrocyclic complexes: chemokine receptor antagonists (2009)
Thesis
McRobbie, G. W. J. Configurationally restricted bis-tetraazamacrocyclic complexes: chemokine receptor antagonists. (Thesis). University of Hull. https://hull-repository.worktribe.com/output/4213191

The chemokine receptor CXCR4 is a trans-membrane protein which has been implicated in many physiological and pathological processes including cancer, rheumatoid arthritis and most significantly HIV replication. CXCR4 plays a vital role in embryonic d... Read More about Configurationally restricted bis-tetraazamacrocyclic complexes: chemokine receptor antagonists.

Mercury–fluorine interactions: a matrix isolation investigation of Hg⋯F2, HgF2 and HgF4 in argon matrices (2008)
Journal Article
Rooms, J. F., Wilson, A. V., Harvey, I., Bridgeman, A. J., & Young, N. A. (2008). Mercury–fluorine interactions: a matrix isolation investigation of Hg⋯F2, HgF2 and HgF4 in argon matrices. Physical chemistry chemical physics : PCCP, 10(31), 4594-4605. https://doi.org/10.1039/b805608k

HgF2 and Hg have been trapped in dilute F2/Ar and neat F2 matrices, subjected to UV-Vis and vac-UV photolysis and annealing, with the products identified by FTIR, UV-Vis-NIR and Hg L3-edge XAFS spectroscopic techniques. Whilst there was no convincing... Read More about Mercury–fluorine interactions: a matrix isolation investigation of Hg⋯F2, HgF2 and HgF4 in argon matrices.