TY - JOUR A1 - Peplinski, Burkhard A1 - Fitch, A.N. A1 - Evans, A. A1 - Ibberson, R.M. A1 - Többens, D.M. A1 - Cranswick, L.M.D. A1 - Dörfel, Ilona A1 - Emmerling, Franziska A1 - Matschat, Ralf T1 - Structural characterization of a coarse-grained transparent silicon carbide powder by a combination of powder diffraction techniques N2 - Diffraction of hard synchrotron radiation as well as constant-wavelength and time-of-flight neutron diffraction were used for the structural characterization of a silicon carbide powder having extremely low levels of chemical impurities, high perfection of the crystalline lattice and a grain size of up to 150 µm. The presence of three polytypes was ascertained and the ratios of their mass fractions were determined to be w15R : w6H = 0.002,3(8) and w4H : w6H = 0.000,6(2). KW - Silicon carbide KW - Polytypes KW - Phase quantification KW - Reference material PY - 2009 U6 - https://doi.org/10.1524/zksu.2009.0009 SN - 0930-486X VL - 30 EPDIC 2008 SP - 61 EP - 66 PB - Oldenbourg CY - München AN - OPUS4-20561 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - JOUR A1 - Peplinski, Burkhard A1 - Toebbens, D.M. A1 - Kockelmann, W. A1 - Ibberson, R. T1 - Estimates of the uncertainty of lattice parameters refined from neutron diffraction data T2 - IX. European Powder Diffraction Conference CY - Prague, Czech Republic DA - 2004-09-02 PY - 2004 UR - http://www.xray.cz/epdic/abstracts/358.htm SN - 1211-5894 VL - 11 IS - 1a SP - 210 EP - 211 PB - CSCA CY - Praha AN - OPUS4-4065 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - JOUR A1 - Peplinski, Burkhard A1 - Többens, D.M. A1 - Kockelmann, W. A1 - Ibberson, R.M. T1 - On the uncertainty of lattice parameters refined from neutron diffraction data T2 - European Powder Diffraction Conference (EPDIC 9) CY - Prague, Czech Republic DA - 2004-09-02 KW - Uncertainty KW - Lattice parameter refinement KW - Neutron diffraction KW - Rietveld method KW - Ergebnisunsicherheit KW - Rietveld Methode KW - Gitterkonstanten KW - Neutronenbeugung PY - 2006 SN - 0930-486X VL - 23 SP - 21 EP - 26 PB - Oldenbourg CY - München AN - OPUS4-12573 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -