Thermal expansion of gehlenite, Ca2Al[AlSiO7], and the related aluminates LnCaAl[Al2O7] with Ln = Tb, Sm

Physics and Chemistry of Minerals

Volumn 32, Issue 8-9, 2005, Pages 546-551

  Peters, Lap ^a   Knorr, K ^a   Knapp, M ^b,c   Depmeier, W ^a  

^a UNIVERSITY OF KIEL   (Germany)

^b DARMSTADT UNIVERSITY OF TECHNOLOGY   (Germany)

^c DESY   (Germany)

Author keywords

Coupled substitution; Gehlenite; Melilite; Thermal expansion

Indexed keywords

ALUMINUM COMPOUNDS; CRYSTAL STRUCTURE; CRYSTALLIZATION; REACTION KINETICS; THERMAL EXPANSION; X RAY POWDER DIFFRACTION;

ALUMINATES; COUPLED SUBSTITUTION; GEHLENITE; MELILITE-TYPE STRUCTURE;

SILICATES;

ALUMINOSILICATE; CRYSTAL STRUCTURE; THERMAL EXPANSION;

EID: 29544439038     PISSN: 03421791     EISSN: 14322021     Source Type: Journal    
DOI: 10.1007/s00269-005-0021-6     Document Type: Article

References (16)

1. Chall M, Knorr K, Ehm L, Depmeier W (1999) Estimating intensity errors of powder diffraction from area detectors. High Press Res 17:315-323
2. Durif A, Forrat F (1958) Gallates et aluminates isomorphes de la géhlénite. Bull Soc Franç Minér Crist 81:107-109
3. Enck FD, Dommel JG (1965) Behaviour of thermal expansion of NaCl at elevated temperatures. J Appl Phys 36:389-394 10.1063/1.1714229
4. Hammersley AP /ESRF (1987-2001) fit2D, program for the analysis of two dimensional powder diffraction data
5. Knapp M, Joco V, Baehtz C, Brecht HH, Berghaeuser A, Ehrenberg H, von Seggern H, Fuess H (2004b) Position-sensitive detector system OBI for high resolution X-ray powder diffraction using on-site readable image plates. Nucl Instrum Meth A521:565-570
6. Knapp M, Baehtz C, Ehrenberg H, Fuess H (2004a) The synchrotron powder diffractometer at beamline B2 at HASYLAB/DESY: Status and capabilities. J Synchrotron Rad 11:328-334 10.1107/S0909049504009367
7. Küppers H (2003) Thermal expansion. In: Authier A (ed) International tables for crystallography, vol D. Kluwer, Dordrecht, pp 99-104
8. 3.5 (Ln = Ce, Pr, Nd, Sm, Gd) - Neuer synthetischer Zugang zu N-haltigen Melilith-Phasen und deren Einkristall-Röntgenstrukturanalyse. Z Anorg Allg Chem 625:429 10.1002/(SICI)1521-3749(199903)625:3<429::AID-ZAAC429>3.0.CO;2-T
9. 7), a new laser material. Opt Mater 6:129-137 10.1016/0925-3467(96)00041-9
10. 7 gehlenites. Kristallografiya 41:240-247
11. 7, and the character of its transformation from the normal structure. Z Kristallogr 215:669-677
12. Pathak PD, Vasavada NG (1970) Thermal expansion of NaCl, KCl and CsBr by X-ray diffraction and the law of corresponding states. Acta Cryst A26:655-658
13. Rodriguez-Carvajal J (2002) Fullprof V.2.20, program for Rietveld, profile matching and integrated intensity refinement, Laboratoire Léon Brillouin, Saclay
14. 6O: Ein neues Oxidsulfid mit Tetraedergerüststruktur. Z Naturforsch 35b:672-675
15. 6O. Z anorg allg Chem 531:52-60 10.1002/ zaac.19855311208
16. 7. Z Kristallogr 74:131-138