Relation -between Nanostructural Changes and Macroscopic Effects during Reversible Temperature-Memory Effect under Stres

  • PDF / 319,344 Bytes
  • 8 Pages / 432 x 648 pts Page_size
  • 86 Downloads / 145 Views

DOWNLOAD

REPORT


5HODWLRQEHWZHHQ1DQRVWUXFWXUDO&KDQJHVDQG0DFURVFRSLF(IIHFWVGXULQJ5HYHUVLEOH 7HPSHUDWXUH0HPRU\(IIHFWXQGHU6WUHVV)UHH&RQGLWLRQVLQ6HPLFU\VWDOOLQH3RO\PHU 1HWZRUNV  81|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co YLQ\ODFHWDWH @F3(9$FDSDEOHRIU70(in situ GXULQJDFWXDWLRQF\FOHVXWLOL]LQJ;UD\VFDWWHULQJWHFKQLTXHVDQGUHODWHGWKHFKDQJHVRQWKH QDQRVFDOHWRHIIHFWVRQWKHPDFURVFRSLFVFDOH,WZDVREVHUYHGWKDWRI6'REWDLQHGDWD VHSDUDWLRQWHPSHUDWXUHRIƒ&JDYHWKHKLJKHVWUHYHUVLEOHVWUDLQDQGZKHQH[FHHGLQJƒ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ΔTP >@RIFRYDOHQWO\