Search Results - "Henderson, C.M.B"

Synthesis and properties of titanomagnetite (Fe3−xTixO4) nanoparticles: A tunable solid-state Fe(II/III) redox system by Pearce, C.I., Qafoku, O., Liu, J., Arenholz, E., Heald, S.M., Kukkadapu, R.K., Gorski, C.A., Henderson, C.M.B., Rosso, K.M.

“…[Display omitted] ► Fe3−xTixO4 nanoparticles (10–12nm) synthesized by aqueous precipitation. ► Composition, structure, magnetic properties of Fe3−xTixO4…”
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Hydrothermal formation of the calcium silicate hydrates, tobermorite (Ca5Si6O16(OH)2·4H2O) and xonotlite (Ca6Si6O17(OH)2): an in situ synchrotron study by Shaw, S, Clark, S.M, Henderson, C.M.B

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An EXAFS study of solvation and ion pairing in aqueous strontium solutions to 300°C by Seward, T.M., Henderson, C.M.B., Charnock, J.M., Driesner, T.

“…X-ray absorption fine structure (EXAFS) measurements on 0.10-m strontium-containing solutions from 25 to 300°C at saturated vapour pressure indicate that the…”
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Dehydration/recrystallization mechanisms, energetics, and kinetics of hydrated calcium silicate minerals: an in situ TGA/DSC and synchrotron radiation SAXS/WAXS study by Shaw, S, Henderson, C.M.B, Komanschek, B.U

“…The dehydration and recrystallization of the natural hydrated calcium silicates xonotlite [Ca 6Si 6O 17(OH) 2], 11Å anomalous tobermorite [Ca 5Si 6O 16(OH)…”
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An X-ray absorption (EXAFS) spectroscopic study of aquated Ag + in hydrothermal solutions to 350°C by Seward, T.M., Henderson, C.M.B., Charnock, J.M., Dobson, B.R.

“…The first direct measurements over a range of temperatures from 25–350°C are reported for cation-oxygen (water) distances in aqueous solutions at equilibrium…”
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Indium(III) chloride complexing and solvation in hydrothermal solutions to 350°C: an EXAFS study by Seward, T.M, Henderson, C.M.B, Charnock, J.M

“…X-ray absorption fine structure (EXAFS) measurements on indium(III) nitrate and perchlorate solutions from 25°C to 250°C at the saturated vapour pressure…”
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Copper oxidation state in chalcopyrite: Mixed Cu d9 and d10 characteristics by Pearce, C.I., Pattrick, R.A.D., Vaughan, D.J., Henderson, C.M.B., van der Laan, G.

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Tetragonal-cubic phase transition in KGaSi2O6 synthetic leucite analogue and its probable mechanism by Bell, A.M.T., Henderson, C.M.B.

“…Synthetic leucite KGaSi2O6 at 298K is I41/a tetragonal and is isostructural with natural leucite (KAlSi2O6); with unit cell parameters of a ​= ​13.1099 (4),…”
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X-ray absorption study of 3d transition-metals and Mg in glasses and analogue crystalline materials in A Fe 3+ Si 2 O 6 and A 2 X 2+ Si 5 O 12 , where A = K, Rb, or Cs and X = Mg, Mn, Fe, Co, Ni, Cu, or Zn by Henderson, C.M.B., Charnock, J.M., Bell, A.M.T., van der Laan, G.

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X-ray absorption study of 3d transition-metals and Mg in glasses and analogue crystalline materials in AFe3+Si2O6 and A2X2+Si5O12, where A=K, Rb, or Cs and X=Mg, Mn, Fe, Co, Ni, Cu, or Zn by Henderson, C.M.B., Charnock, J.M., Bell, A.M.T., van der Laan, G.

“…Crystalline and glassy phases in the ‘leucite’ systems (K,Rb,Cs)Fe3+Si2O6 and (K,Rb,Cs)2(Mg,Mn,Fe,Co,Ni,Cu,Zn)2+–Si5O12 have been studied using K-edge X-ray…”
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Variable stoichiometry in tectosilicates having the leucite/pollucite-type structure with particular emphasis on modelling the interframework cavity cation environment by Henderson, C.M.B., Bell, A.M.T., Knight, K.S.

“…Unit cell data for synthetic samples of I41/a or Ia-3d AAlSi2O6 (A=K,Rb,Tl,Cs) leucite/pollucites are compared to those for feldspar-stoichiometry leucite…”
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Copper oxidation state in chalcopyrite: Mixed Cu d 9 and d 10 characteristics by Pearce, C.I., Pattrick, R.A.D., Vaughan, D.J., Henderson, C.M.B., van der Laan, G.

“…The determination of the oxidation states of copper and iron in sulfides, and chalcopyrite (CuFeS 2) in particular, using 2 p X-ray photoemission spectroscopy…”
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X-ray absorption spectroscopic studies of halide ion hydration in hydrothermal solutions by Seward, T.M., Henderson, C.M.B., Suleimenov, O.M., Charnock, J.M.

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Hydrothermal formation of the calcium silicate hydrates, tobermorite (Ca 5Si 6O 16(OH) 2·4H 2O) and xonotlite (Ca 6Si 6O 17(OH) 2): an in situ synchrotron study by Shaw, S, Clark, S.M, Henderson, C.M.B

“…In situ energy-dispersive X-ray diffraction (XRD) techniques have been employed to study the hydrothermal formation of crystalline tobermorite and xonotlite…”
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High-pressure monochromatic powder diffraction using a Bragg-Laue monochromator and a walker cell by Clark, S.M., Jones, R.L., Laundy, D., Taylor, D., Pawley, A.R., Henderson, C.M.B.

“…The multi-anvil high-pressure facility on beamline 16.4 of the Synchrotron Radiation Source at Daresbury Laboratory has been upgraded from energy-dispersive…”
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Geological applications of synchrotron radiation by Henderson, C.M.B., Cressey, G., Redfern, S.A.T.

“…Synchrotron-based, Earth sciences research carried out over the last 5 years is reviewed with special attention being given to X-ray absorption studies; X-ray…”
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High-Temperature Study of Octahedral Cation Exchange in Olivine by Neutron Powder Diffraction by Henderson, C. M. B., Knight, K. S., Redfern, S. A. T., Wood, B. J.

“…Time-of-flight, neutron powder diffraction to 1000°C provides precise octahedral site occupancies and intersite distribution coefficients for MnMgSiO$_4$ and…”
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Natural linear dichroism at the Fe 2p absorption edge of gillespite by van der Laan, G., Schofield, P.F., Cressey, G., Henderson, C.M.B.

“…We observed a strong polarization dependence in the double peak structures at Fe2p absorption edges of BaFeSi 4O 10, which agrees with atomic multiplet…”
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3d transition metal L-edge X-ray absorption studies of the dichalcogenides of Fe, Co and Ni by Charnock, J.M., Henderson, C.M.B., Mosselmans, J.F.W., Pattrick, R.A.D.

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An NMR study of structure and ordering in synthetic K2MgSi5O12, a leucite analogue by KOHN, S. C, DUPREE, R, MORTUZA, M. G, HENDERSON, C. M. B

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