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[PDF] Top 20 Eu1 8La0 2BaZnO5: a Rietveld refinement using X ray powder diffraction

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Eu1 8La0 2BaZnO5: a Rietveld refinement using X ray powder diffraction

Eu1 8La0 2BaZnO5: a Rietveld refinement using X ray powder diffraction

... respectively, with a total weight of 5 g, were mixed with acetone for at least 10 min and then powdered in an agate mortar. The powder was heated for a few hours in air at 973 K using a platinum crucible in ... See full document

5

Rietveld refinement of the crystal structures of Rb2XSi5O12 (X = Ni, Mn)

Rietveld refinement of the crystal structures of Rb2XSi5O12 (X = Ni, Mn)

... This refinement was done assuming that Mn was present as Mn 2+ and that all sites were fully ...neutron/synchrotron X-ray powder diffraction study may also be needed for a more precise ... See full document

9

Sr–fresnoite determined from synchrotron X ray powder diffraction data

Sr–fresnoite determined from synchrotron X ray powder diffraction data

... the Rietveld refinement (Rietveld, 1969) of the present phases were taken from Ochi (2006); Goldschmidt & Thomassen (1923); Machida et ... See full document

5

Rietveld refinement of Ba5(AsO4)3Cl from high resolution synchrotron data

Rietveld refinement of Ba5(AsO4)3Cl from high resolution synchrotron data

... synchrotron X-ray powder diffraction data collection using station ...9 powder datasets were collected, all were with a step with of ...the powder diffraction ... See full document

10

Rietveld refinement of the crystal structures of Rb2X Si5O12 (X = Ni, Mn)

Rietveld refinement of the crystal structures of Rb2X Si5O12 (X = Ni, Mn)

... of powder was ground and mounted on a low-background silicon wafer with a drop of ...diffractometer. X-ray powder diffraction data were collected at 293 K using CuK X-rays ... See full document

11

Rietveld refinement of Ba5(AsO4)3Cl from high resolution synchrotron data

Rietveld refinement of Ba5(AsO4)3Cl from high resolution synchrotron data

... synchrotron X- ray powder diffraction data collection using station ...9 powder datasets were collected, all were with a step with of ... See full document

7

Rietveld refinement of AgCa10(PO4)7 from X ray powder data

Rietveld refinement of AgCa10(PO4)7 from X ray powder data

... For the structure of the mineral whitlockite, see: Calvo & Gopal (1975); Yashima et al. (2003). For powder diffraction studies and Rietveld refinements of phosphate-based whitlockite-related ... See full document

8

A Rietveld refinement using neutron powder diffraction data of a fully deuterated topaz, Al2SiO4(OD)2

A Rietveld refinement using neutron powder diffraction data of a fully deuterated topaz, Al2SiO4(OD)2

... previous X-ray single-crystal refinement showed that H atoms are located in two non-equivalent half- occupied sites, leading to the reduction of symmetry from Pbnm to Pbn2 1 , at least locally ... See full document

5

X ray powder diffraction study of LiCrP2O7

X ray powder diffraction study of LiCrP2O7

... (Ivashkevich et al., 2006) were used as starting parameters for the refinement of the structure using the Rietveld method as imple- mented in the FULLPROF program (Rodrı´guez-Carvajal, 2001). Because ... See full document

6

Crystal structure of dicesium hydrogen citrate from laboratory single crystal and powder X ray diffraction data and DFT comparison

Crystal structure of dicesium hydrogen citrate from laboratory single crystal and powder X ray diffraction data and DFT comparison

... axes). Refinement in the higher-symmetry space group was ...the Rietveld method using GSAS/EXPGUI (Larson & Von Dreele, 2004; Toby, ...the refinement using Mate- rials Studio ... See full document

12

The β form of di tert butyl 1,4 dioxo 3,6 di­phenyl 1,2,4,5 tetra­hydro­pyrrolo­[3,4 c]­pyrrole 2,5 di­carboxyl­ate

The β form of di tert butyl 1,4 dioxo 3,6 di­phenyl 1,2,4,5 tetra­hydro­pyrrolo­[3,4 c]­pyrrole 2,5 di­carboxyl­ate

... by Rietveld refinement from powder X-ray diffraction data, as well as the β form solved directly from powder X-ray diffraction data using their ... See full document

12

Studies on the Synthesis, Growth and Characterization of ([Paranitrophenyl]Imino)Benzene NLO Crystal by Sankaranarayanan Ramasamy Method

Studies on the Synthesis, Growth and Characterization of ([Paranitrophenyl]Imino)Benzene NLO Crystal by Sankaranarayanan Ramasamy Method

... method using a seed as the ...characterized using single crystal X-ray diffraction (XRD), X-ray powder diffraction (XRPD), Fourier Transform In- frared ... See full document

7

Trivalent cation substitution of β tricalcium phosphate

Trivalent cation substitution of β tricalcium phosphate

... case. Rietveld refinements of x-ray and neutron di ff raction patterns show the β-TCP structure remains intact throughout the samples produced, with Ga thought to substitute onto the Ca(5) site, La ... See full document

163

Crystal structure of a 2:1 co crystal of meloxicam with acetyl­endi­carb­­oxy­lic acid

Crystal structure of a 2:1 co crystal of meloxicam with acetyl­endi­carb­­oxy­lic acid

... the diffraction data as from multiple crystals (four different orientation matrices) using the hklf5- file; (3) processing the diffraction data as from multiple crys- tals (4 different orientation ... See full document

10

Kinetics and Mechanism of Thermal Decomposition of
Binary Mixture of Barium Oxalate and
Ferrous Oxalate in The (1:1) Mole Ratio

Kinetics and Mechanism of Thermal Decomposition of Binary Mixture of Barium Oxalate and Ferrous Oxalate in The (1:1) Mole Ratio

... . The kinetic analysis data was performed by using computer for calculation of energy of activation and mechanism. The product remains after thermal decomposition of oxalate mixture was characterized by ... See full document

18

R Ferrite type barium cobalt stannate, BaCo2Sn4O11

R Ferrite type barium cobalt stannate, BaCo2Sn4O11

... cell refinement: PROCESS-AUTO; data reduction: CrystalStructure (Rigaku/MSC, 2005); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); ... See full document

9

Order-disorder phase transition induced by proton transfer in a co-crystal of 2,4-dichlorobenzoic acid and trimethylamine N-oxide

Order-disorder phase transition induced by proton transfer in a co-crystal of 2,4-dichlorobenzoic acid and trimethylamine N-oxide

... The crystalline binary adduct between the trimethylamine N-oxide (TMANO) and 2,4-dichlorobenzoic acid (2,4-DCBA) molecules was obtained by slow evaporation from acetonitrile. The obtained molecular complex is formed by a ... See full document

8

Solid-State NMR of Quadrupolar Nuclei for Structural Elucidation

Solid-State NMR of Quadrupolar Nuclei for Structural Elucidation

... We have also demonstrated that 35 Cl SSNMR is an excellent spectroscopic technique for the differentiation of HCl pharmaceutical polymorphs, as each polymorph has a unique 35 Cl SSNMR spectral ‘fingerprint’, and can aid ... See full document

230

Templating approaches to the synthesis of new microporous materials for gas adsorption and separation

Templating approaches to the synthesis of new microporous materials for gas adsorption and separation

... Using a strategy of co-templating supported by modelling the novel zeotype STA-14 with the KFI topology was prepared using the suggested template/co-template pair K222/TEA. SXRD of the as-prepared materials ... See full document

326

Biosynthesis of Silver Nanoparticles Involving Tamarind Leaf Extract (Tamarindus indica )

Biosynthesis of Silver Nanoparticles Involving Tamarind Leaf Extract (Tamarindus indica )

... by powder x-ray diffraction ...in powder x-ray diffraction analysis is 40 ...different x-rays at that value of ...formed using tamarind leaf extract ... See full document

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