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Volumn 100, Issue 19, 2012, Pages

Intrinsic electrocaloric effect in ultrathin ferroelectric capacitors

Author keywords

[No Author keywords available]

Indexed keywords

BATIO; CRITICAL THICKNESS; FERROELECTRIC CAPACITORS; HIGHER TEMPERATURES; LAYER THICKNESS; MULTISCALES; ROOM TEMPERATURE; THERMODYNAMIC MODEL; ULTRA-THIN; UNIT CELLS; WORKING TEMPERATURES;

EID: 84862066926     PISSN: 00036951     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.4711213     Document Type: Article
Times cited : (29)

References (26)
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    • Scott, J.F.1
  • 2
    • 66249119405 scopus 로고    scopus 로고
    • 10.1002/adma.200802902
    • S.-G. Lu and Q. Zhang, Adv. Mater. 21, 1983 (2009). 10.1002/adma. 200802902
    • (2009) Adv. Mater. , vol.21 , pp. 1983
    • Lu, S.-G.1    Zhang, Q.2
  • 11
    • 56049088946 scopus 로고    scopus 로고
    • 10.1016/j.physleta.2008.10.042
    • J. H. Qiu and Q. Jiang, Phys. Lett. A 372, 7191 (2008). 10.1016/j.physleta.2008.10.042
    • (2008) Phys. Lett. A , vol.372 , pp. 7191
    • Qiu, J.H.1    Jiang, Q.2
  • 24
    • 26244458683 scopus 로고    scopus 로고
    • We used the following set of parameters (in SI units): α 1 = 8. 248 (T - 115) × 10 5, α 11 = - 8. 388 × 10 8, α 111 = 7. 764 × 10 9, α 1111 = 3. 0904 × 10 11, u m = - 0. 02458, Q 12 = - 0. 045, 0 = 8. 85 × 10 - 12, b ≈ 50 0, S 11 = 8. 3 × 10 - 12, S 12 = - 2. 7 × 10 - 12, η SRO = 0. 113, η Pt = 0. 0034, λ SRO = 1. 2 × 10 - 11, λ Pt = 3 × 10 - 13, C E = 2. 53 × 10 6. Note that Landau coefficients, electrostrictive coefficients, and elastic compliances of BTO at RT we used are taken from, ; 10.1063/1.2042528
    • We used the following set of parameters (in SI units): α 1 = 8. 248 (T-115) × 10 5, α 11 =-8. 388 × 10 8, α 111 = 7. 764 × 10 9, α 1111 = 3. 0904 × 10 11, u m =-0. 02458, Q 12 =-0. 045, 0 = 8. 85 × 10-12, b ≈ 50 0, S 11 = 8. 3 × 10-12, S 12 =-2. 7 × 10-12, η SRO = 0. 113, η Pt = 0. 0034, λ SRO = 1. 2 × 10-11, λ Pt = 3 × 10-13, C E = 2. 53 × 10 6. Note that Landau coefficients, electrostrictive coefficients, and elastic compliances of BTO at RT we used are taken from Y. L. Li, L. E. Cross, and L. Q. Chen, J. Appl. Phys. 98, 064101 (2005); 10.1063/1.2042528
    • (2005) J. Appl. Phys. , vol.98 , pp. 064101
    • Li, Y.L.1    Cross, L.E.2    Chen, L.Q.3
  • 25
    • 67649525973 scopus 로고    scopus 로고
    • The effective screening length λ and the coefficient of the surface energy expansion η are taken from Refs., respectively. The background dielectric constant b is taken from 10.1063/1.3142385
    • M. B. Okatan, A. L. Roytburd, J. V. Mantese, and S. P. Alpay, J. Appl. Phys. 105, 114106 (2009). The effective screening length λ and the coefficient of the surface energy expansion η are taken from Refs., respectively. The background dielectric constant b is taken from 10.1063/1.3142385
    • (2009) J. Appl. Phys. , vol.105 , pp. 114106
    • Okatan, M.B.1    Roytburd, A.L.2    Mantese, J.V.3    Alpay, S.P.4
  • 26
    • 77949539858 scopus 로고    scopus 로고
    • Heat capacity C E is taken from Ref.. 10.1016/j.actamat.2010.01.039
    • Y. Zheng, M. Q. Cai, and C. H. Woo, Acta Mater. 58, 3050 (2010). Heat capacity C E is taken from Ref.. 10.1016/j.actamat.2010.01.039
    • (2010) Acta Mater. , vol.58 , pp. 3050
    • Zheng, Y.1    Cai, M.Q.2    Woo, C.H.3


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.