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Volumn 45, Issue 14, 1992, Pages 8209-8212

Systematic study of insulator-metal transitions in perovskites RNiO3 (R=Pr,Nd,Sm,Eu) due to closing of charge-transfer gap

Author keywords

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Indexed keywords


EID: 0001132637     PISSN: 01631829     EISSN: None     Source Type: Journal    
DOI: 10.1103/PhysRevB.45.8209     Document Type: Article
Times cited : (1005)

References (35)
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    • and references therein.
  • 11
    • 84926599883 scopus 로고    scopus 로고
    • and references therein.
  • 24
    • 84926538037 scopus 로고    scopus 로고
    • The transitions are weakly first order, with a ``width'' apparent in x-ray measurements and a small hysteresis observed in conductivity.
  • 25
    • 0000821704 scopus 로고
    • The paramagnetic fraction is determined from experiments performed in a weak external field ( H
    • (1987) Phys. Rev. Lett. , vol.59 , pp. 1045
    • Uemura, Y.J.1
  • 27
    • 84926563187 scopus 로고    scopus 로고
    • It is not known if all compounds in the antiferromagnetic regime have the same unusual magnetic structure as found for the Nd and Pr compounds. (See Ref. 16.)
  • 30
    • 2842565946 scopus 로고
    • For the tolerance factor, we used dNi-O = 1.94 Å and the values for dR-O for coordination number of 8 from
    • (1970) C. R. Acad. Sci. (Paris) , vol.270 C , pp. 1852
    • Poix, P.1
  • 31
    • 84926598571 scopus 로고    scopus 로고
    • For still larger values of t, there is a phase transition to a rhombohedral phase, but this transition is well separated from the transitions in Fig. 2.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.