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Oxygen doping and phase separation in La2NiO4+δ

✍ Scribed by S. Hosoya; T. Omata; K. Nakajima; K. Yamada; Y. Endoh


Publisher
Elsevier Science
Year
1992
Tongue
English
Weight
684 KB
Volume
202
Category
Article
ISSN
0921-4534

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📜 SIMILAR VOLUMES


La and Sr Substituted Pr2NiO4+δ: Oxygena
✍ C. Allançon; P. Odier; J.M. Bassat; J.P. Loup 📂 Article 📅 1997 🏛 Elsevier Science 🌐 English ⚖ 290 KB

We report herein results concerning the solid solutions Pr 2؊x M x NiO 4؉ , M ‫؍‬ La, Sr. These two cations are larger than praseodymium and lead to a structural stabilization. The oxygen excess decreases with x for La and Sr substituted Pr 2 NiO 4؉ . Both cases suggest that structural strain is a l