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Large reversible magnetocaloric effect in TmTiO3 single crystal
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View: Figures


Image of FIG. 1.
FIG. 1.

(Color online) Magnetization as a function of temperature in an external magnetic field of 0.1 T. Inset: Magnetization vs temperature curves in the field cooled cooling and warming cycles under a magnetic field of 1 T.

Image of FIG. 2.
FIG. 2.

(Color online) The heat capacity results for TmTiO3 in zero applied magnetic field together with that of LaGaO3. Inset: The temperature dependence of the magnetic heat capacity C mag (a) and zero field magnetic entropy S mag (b) for TmTiO3.

Image of FIG. 3.
FIG. 3.

(Color online) (a) Magnetic isotherms of TmTiO3 between 40 K (top) and 70 K (bottom) for selected temperatures. Inset: Magnetization as a function of applied field recorded at various temperatures. (b) Arrott plots of TmTiO3 from 40–70 K with a temperature step of 2 K.

Image of FIG. 4.
FIG. 4.

(Color online) Temperature dependences of magnetic entropy change (a) and adiabatic temperature change (b). Inset: Magnetic field dependence of the maximum magnetic entropy change and maximum adiabatic temperature change, respectively.


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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Large reversible magnetocaloric effect in TmTiO3 single crystal