The solid solutions Bi 2؊x Sr 2؉x Ti 1؊x Nb 2؉x O 12 (0 < x < 0.6). ( 1) and Bi 4؊x La x Ti 3 O 12 (x ؍ 1 and 2) (2) have been analyzed in detail by a combination of powder X-ray and neutron di4raction. Both solid solutions adopt a tetragonal variant of the archetypal three-layer Aurivillius phase
Temperature and composition dependent structural investigation of the defect perovskite series Sr1−xTi1−2xNb2xO3, 0≤x≤0.2
✍ Scribed by William R. Brant; Siegbert Schmid; Qinfen Gu; Ray L. Withers; James Hester; Maxim Avdeev
- Publisher
- Elsevier Science
- Year
- 2010
- Tongue
- English
- Weight
- 785 KB
- Volume
- 183
- Category
- Article
- ISSN
- 0022-4596
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
Sr 1؊x La 1؉x )Zn 1؊x O 3.5؊x/2 (0.014 4x < 0.03), was prepared at 1373 K in the SrO+La 2 O 3 +ZnO system. The X-ray and neutron powder di4raction peaks were indexed with a body-centered tetragonal unit cell (a ؍ 3.75 and c ؍ 13.57 A s for the sample x ؍ 0.01). Weak di4use superstructure re6ec
The actual nuclear and magnetic structures of the oxygen perovskites [Ba 2؊3x Bi 3x؊1 ][Fe 2x Bi 1؊2x ]O 2؉3x/2 (0.40 < x40.50) were studied combining XRPD and NPD data. The incommensurate modulated structures of the members x ؍ 0.45 and x ؍ 0.48 were determined in the superspace formalism. It i