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Volumn 10, Issue 11, 2010, Pages 4526-4532

Size-dependent infrared phonon modes and ferroelectric phase transition in BiFeO3 nanoparticles

Author keywords

Bismuth ferrite; ferroelectric transition; finite size effects; lattice dynamics; photovoltaics; soft mode

Indexed keywords

BISMUTH FERRITES; FERROELECTRIC TRANSITION; FINITE SIZE EFFECT; LATTICE DYNAMICS; PHOTOVOLTAICS; SOFT MODES;

EID: 78449307751     PISSN: 15306984     EISSN: 15306992     Source Type: Journal    
DOI: 10.1021/nl102470f     Document Type: Article
Times cited : (158)

References (52)
  • 30
    • 78449291611 scopus 로고    scopus 로고
    • 1(TO2) are not specifically identified in our experiment because of their strong overlap with E(TO3) and E(TO5) modes
    • 1(TO2) are not specifically identified in our experiment because of their strong overlap with E(TO3) and E(TO5) modes.
  • 32
    • 78449278360 scopus 로고    scopus 로고
    • Zone center and zone boundary k = (111) modes in the single cubic unit cell are equivalent to zone center modes in the 10-atom unit cell which is doubled along the [111] direction
    • Zone center and zone boundary k = (111) modes in the single cubic unit cell are equivalent to zone center modes in the 10-atom unit cell which is doubled along the [111] direction.
  • 34
    • 78449284352 scopus 로고    scopus 로고
    • Relative intensity is defined as the fractional area of the whole spectrum needed to minimize the error bar associated with the nanoparticle size distribution and the experimental method
    • Relative intensity is defined as the fractional area of the whole spectrum needed to minimize the error bar associated with the nanoparticle size distribution and the experimental method.
  • 47
    • 78449269785 scopus 로고    scopus 로고
    • In a traditional oscillator fit, the center frequency and trends in the center frequency are always more reliable than the line width or intensity (and trends in these quantities). Partial superposition of features impacts the latter as well
    • In a traditional oscillator fit, the center frequency and trends in the center frequency are always more reliable than the line width or intensity (and trends in these quantities). Partial superposition of features impacts the latter as well.
  • 49
    • 78449283355 scopus 로고    scopus 로고
    • 3, the maximum penetration depth is ∼67 nm
    • 3, the maximum penetration depth is ∼67 nm.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.