Search Results - "Cernik, R. J."

3D chemical imaging in the laboratory by hyperspectral X-ray computed tomography by Egan, C. K., Jacques, S. D. M., Wilson, M. D., Veale, M. C., Seller, P., Beale, A. M., Pattrick, R. A. D., Withers, P. J., Cernik, R. J.

“…We report the development of laboratory based hyperspectral X-ray computed tomography which allows the internal elemental chemistry of an object to be…”
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A synchrotron tomographic energy-dispersive diffraction imaging study of the aerospace alloy Ti 6246 by Cernik, R. J., Hansson, C. C. T., Martin, C. M., Preuss, M., Attallah, M., Korsunsky, A. M., Belnoue, J. P., Jun, T. S., Barnes, P., Jacques, S., Sochi, T., Lazzari, O.

“…A titanium alloy sample (#6246) containing a linear friction weld has been imaged nondestructively using tomographic energy‐dispersive diffraction imaging…”
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A high-resolution synchrotron powder diffraction study of substituted gallium ferrites using flat-plate fixed angle of incidence geometry on beamline I11 at Diamond by Ryding, S. H. M., Azough, F., Freer, R., Cernik, R. J., Tang, C. C., Thompson, S. P.

“…Very high resolution powder diffraction structural studies of the potentially room temperature multiferroic Ga2−xFexO3 solid solution series (x = 0.7–1.3, 0.1…”
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The development of synchrotron X-ray diffraction at Daresbury Laboratory and its legacy for materials imaging by Cernik, R.J.

“…This paper covers the instrument development, some selected science highlights and the legacy of the X-ray diffraction facilities on the synchrotron radiation…”
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Electrostatically driven charge-ordering in Fe2OBO3 by ATTFIELD, J. P, BELL, A. M. T, RODRIGUEZ-MARTINEZ, L. M, GRENECHE, J. M, CERNIK, R. J, CLARKE, J. F, PERKINS, D. A

“…Charge-ordering is an important phenomenon in conducting metal oxides: it leads to metal-insulator transitions in manganite perovskites (which slow 'colossal'…”
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The new materials processing beamline at the SRS Daresbury, MPW6.2 by Cernik, R J, Barnes, P, Bushnell-Wye, G, Dent, A J, Diakun, G P, Flaherty, J V, Greaves, G N, Heeley, E L, Helsby, W, Jacques, S D M, Kay, J, Rayment, T, Ryan, A, Tang, C C, Terrill, N J

“…A new beamline (MPW6.2) has been designed and built for the study of materials during processing where three synchrotron techniques, SAXS, WAXS and XAS, are…”
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A synchrotron X-ray diffraction deconvolution method for the measurement of residual stress in thermal barrier coatings as a function of depth by Li, C., Jacques, S. D. M., Chen, Y., Daisenberger, D., Xiao, P., Markocsan, N., Nylen, P., Cernik, R. J.

“…The average residual stress distribution as a function of depth in an air plasma‐sprayed yttria stabilized zirconia top coat used in thermal barrier coating…”
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Zirconium hydride precipitation kinetics in Zircaloy-4 observed with synchrotron X-ray diffraction by Blackmur, M.S., Robson, J.D., Preuss, M., Zanellato, O., Cernik, R.J., Shi, S.-Q., Ribeiro, F., Andrieux, J.

“…High-energy synchrotron X-ray diffraction was used to investigate the isothermal precipitation of δ-hydride platelets in Zircaloy-4 at a range of temperatures…”
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Precise strain profile measurement as a function of depth in thermal barrier coatings using high energy synchrotron X-rays by Li, C., Jacques, S.D.M., Chen, Y., Xiao, P., Beale, A.M., di Michiel, M., Markossan, N., Nylen, P., Cernik, R.J.

“…We have developed a method of directly measuring the strain gradient as a function of depth in plasma sprayed Thermal Barrier Coatings (TBCs). A 92.8keV…”
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John Ian Langford (1935-2013) by Cernik, R. J., Louër, D., Mittemeijer, E. J., Scardi, P.

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The Characterisation of Residual Strain in Ensis siliqua Shells by Scurr, D.J., Cernik, R.J., Thompson, S.P., Mummery, P.M., Eichhorn, S.J.

“…This study reports the variation of residual strains within the posterior ventral area of the Ensis siliqua mollusc shell, as determined using glancing…”
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An in situ study of the formation of multiferroic bismuth ferrite using high resolution synchrotron X-ray powder diffraction by Thrall, M., Freer, R., Martin, C., Azough, F., Patterson, B., Cernik, R.J.

“…The synthesis of multiferroic BiFeO 3 has been undertaken in situ using both vacuum and argon atmospheres. We have collected and refined synchrotron X-ray…”
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X-ray colour imaging by Cernik, R.J, Khor, K.H, Hansson, C

“…A prototype X-ray colour imaging system has been assembled using the principle of tomographic energy-dispersive diffraction imaging (TEDDI). The new system has…”
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Comparative determination of the α/β phase fraction in α+β-titanium alloys using X-ray diffraction and electron microscopy by Attallah, M.M., Zabeen, S., Cernik, R.J., Preuss, M.

“…A comparison is made between the measured α/β phase fractions in Ti-6246 using X-ray diffraction (XRD) and electron microscopy. Image analysis of SEM and TEM…”
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Application notes on the use of softer X-rays for anomalous powder diffraction by Cernik, R J, Husheer, S, Smith, A D, Roper, M

“…An in-vacuum diffractometer has been modified to collect powder diffraction data from a sample of promazine hydrochloride. Strong anomalous contrast has been…”
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Microbeam X-ray diffraction studies of structural properties of polycrystalline metals by means of synchrotron radiation by Ungár, T, Langford, J.I, Cernik, R.J, Vörös, G, Pflaumer, R, Oszlányi, G, Kovács, I

“…A 100 μm×4 mm fine beam was applied at the 9.1 high resolution powder diffraction (HRPD) station of the CLRC Daresbury Laboratory to scan an individual grain…”
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An in situ high pressure-high temperature powder diffraction study of the formation of a precursor phase of bismuth manganite by Cernik, R.J., Dubrovinsky, Leonid, Freer, R., Thrall, M.

“…The synthesis route for single phase BiMnO 3 from Bi 2O 3 and Mn 2O 3 has been undertaken, in situ, in a diamond anvil cell. The starting powders were mixed in…”
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A synchrotron X-ray study of structural ordering in the microwave dielectric ceramic system: Ba(Ni1/3Nb2/3)O3-Ba(Zn1/3Nb2/3)O3 by Cernik, R. J., Barwick, M., Azough, F., Freer, R.

“…Microwave dielectric ceramics in Ba(Ni1/3Nb2/3)O3–Ba(Zn1/3Nb2/3)O3 (BNN–BZN) have been studied using high‐resolution synchrotron powder diffraction. Two…”
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X-ray beam characteristics on MPW6.2 at the SRS by Tang, C.C, Martin, C.M, Laundy, D, Thompson, S.P, Diakun, G.P, Cernik, R.J

“…The new multi-pole wiggler station MPW6.2 at the SRS is specifically designed and constructed to perform combined small-angle scattering, polycrystalline…”
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Pair distribution function computed tomography by Jacques, Simon D. M., Di Michiel, Marco, Kimber, Simon A. J., Yang, Xiaohao, Cernik, Robert J., Beale, Andrew M., Billinge, Simon J. L.

“…An emerging theme of modern composites and devices is the coupling of nanostructural properties of materials with their targeted arrangement at the microscale…”
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