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Related papers: Large magnetocaloric effect in Gd4Co3

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Large magnetocaloric effect has been observed in Mn3O4 around its ferrimagnetic transition at TN = 42.75 K. Field-induced isothermal entropy changes (\DeltaS) were derived from both magnetic and calorimetric techniques. The maximum…

Materials Science · Physics 2011-03-04 S. Thota , F. Guillou , V. Hardy , A. Wahl , W. Prellier , J. Kumar

The electrical resistivity, magnetization and heat-capacity behavior of the Gd-based compounds, Gd2Co2Al, Gd2Co2Ga and Gd7Rh3, ordering magnetically at TC= 78 K, TC= 76 K and TN= 140 K have been investigated as a function of temperature and…

Strongly Correlated Electrons · Physics 2009-11-11 Kausik Sengupta , Kartik K. Iyer , E. V. Sampathkumaran

The magnetocaloric effect in RE$_{11}$Co$_4$In$_9$ (RE = Tb, Er) has been studied by means of magnetometric measurements in the function of temperature and applied magnetic field. The maximum magnetic entropy change ($-\Delta…

Materials Science · Physics 2022-02-21 Stanisław Baran , Altifani Rizky Hayyu , Yuriy Tyvanchuk , Andrzej Szytuła

The magnetic entropy change (\DeltaS), a measure of the magnetocaloric effect, in Tb5Si3, a compound exhibiting unusual positive magnetoresistance following a magnetic-field-induced transition below magnetic transition temperature (~ 69 K),…

Strongly Correlated Electrons · Physics 2015-06-03 Niharika Mohapatraa , Sitikantha D. Das , K. Mukherjee , E. V. Sampathkumaran

We report the effect of exchange frustration on the magnetocaloric properties of GdCrTiO$_5$ compound. Due to the highly exchange-frustrated nature of magnetic interaction, in GdCrTiO$_5$, the long-range antiferromagnetic ordering occurs at…

Materials Science · Physics 2018-09-26 M. Das , S. Roy , N. Khan , P. Mandal

The magnetic susceptibility and isothermal magnetization for GdF3 were measured, and the isothermal entropy change was evaluated up to 9 T. Combining the large isotropic spin of Gd3+, the dense structure and the weak ferromagnetic…

Materials Science · Physics 2015-01-20 Yan-Cong Chen , Jun-Liang Liu , Ming-Liang Tong

Here we report magneto-thermal properties of Gd3Ir compounds using magnetic and heat capacity data. We observed large isothermal entropy change, adiabatic temperature change and relative cooling power are 4.1J/Kg, 4K and 437J/Kg on 50KOe…

Materials Science · Physics 2015-01-30 Pramod Kumar , Rachana Kumar

We report the magnetic entropy change (Delta Sm) in magnetoelectric Eu1-xBaxTiO3 for x = 0.1- 0.9. We find - delta Sm = 11 (40) J/kg.K in x = 0.1 for a field change of 1 (5) Tesla respectively, which is the largest value among all Eu-based…

Materials Science · Physics 2015-06-17 Km Rubi , Pawan Kumar , D. V. Maheswar Repaka , Ruofan Chen , Jian-Sheng Wang , R. Mahendiran

In this manuscript, we propose a method to prepare small flakes of DyCu2. On top of that we also report on the magnetocaloric effect and nature of magnetic transition of a strongly anisotropic DyCu2 in its low dimension. Magnetization…

Disordered Systems and Neural Networks · Physics 2016-06-07 M. Venkat Narayana Ganesh Kotnana , S. Narayana Jammalamadaka

We report the magnetic and magnetocaloric properties of HoCoSi, which shows second order ferro-para magnetic transition at 14 K. It is found to exhibit a large magnetic entropy change of 13 J/kg K for a field change of 20 kOe, which…

Strongly Correlated Electrons · Physics 2019-09-19 Sachin Gupta , K. G. Suresh

We have investigated the magnetic and magnetocaloric properties of EuHo$_2$O$_4$ and EuDy$_2$O$_4$ by magnetization and heat capacity measurements down to 2 K. These compounds undergo a field-induced antiferromagnetic to ferromagnetic…

Strongly Correlated Electrons · Physics 2012-09-27 A. Midya , N. Khan , D. Bhoi , P. Mandal

The excellent magnetocaloric effect of a dense inorganic framework, orthorhombic Gd(OH)CO3, is evaluated by isothermal magnetization and heat capacity measurements. The large -{\Delta}Sm, both in gravimetric and volumetric units, place it…

The effect of Ge substitution on the magnetization, heat capacity, magnetocaloric effect and magnetoresistance of GdMn2Si2-xGex (x=0, 1, and 2) compounds has been studied. The magnetic transition associated with the Gd ordering is found to…

Materials Science · Physics 2015-06-25 Pramod Kumar , Niraj K. Singh , K. G. Suresh , A. K. Nigam , S. K. Malik

Large magnetocaloric effect (MCE) and magnetoresistance (MR) together with negligible hysteresis loss has been observed in ErNiSi compound, which undergoes metamagnetic transition at low temperatures. Magnetization, heat capacity and…

Strongly Correlated Electrons · Physics 2019-09-19 Sachin Gupta , R. Rawat , K. G. Suresh

Magnetocaloric effect and magnetoresistance have been studied in Dy(Co1-xSix)2 [x=0, 0.075 and 0.15] compounds. Magnetocaloric effect has been calculated in terms of adiabatic temperatue change (Delta Tad) as well as isothermal magnetic…

Materials Science · Physics 2009-11-11 Niraj K. Singh , K. G. Suresh , A. K. Nigam , S. K. Malik

The caloric effect in Gd5Si2Ge2 compound is studied experimentally and theoretically. The first-order phase transition is sensitive to both magnetic field and pressure. It indicates that the influences of magnetic field and pressure on the…

Materials Science · Physics 2015-05-20 Junding Zou

We report the magnetocaloric effect in terms of isothermal magnetic entropy change as well as adiabatic temperature change, calculated using the heat capacity data. Using the zero field heat capacity data, the magnetic contribution to the…

Materials Science · Physics 2009-11-11 Pramod Kumar , Niraj K. Singh , K. G. Suresh , A. K. Nigam , S. K. Malik

This study presents systematic investigations into the growth and physical properties of EuAl$_3$Si single crystals, encompassing magnetic, transport, and thermodynamic analyses. EuAl$_3$Si undergoes a ferromagnetic transition at $T_C$ = 15…

Strongly Correlated Electrons · Physics 2025-01-10 Hai Zeng , Shuo Zou , Zhou Wang , Ziyu Li , Kangjian Luo , Yongkang Luo

Magnetocaloric effect (MCE) was investigated in the single crystal of CsGd(MoO$_4$)$_2$ in the temperature range from 2 to 30 K and fields up to 5 T applied along the easy and hard magnetic axis. The analysis of specific heat and…

Other Condensed Matter · Physics 2017-09-05 V. Tkáč , A. Orendáčová , R. Tarasenko , M. Orendáč , A. Feher

We have investigated the magnetocaloric effect in single and polycrystalline samples of quantum paraelectric EuTiO3 by magnetization and heat capacity measurements. Single crystalline EuTiO3 shows antiferromagnetic ordering due to Eu2+…

Materials Science · Physics 2016-03-30 A. Midya , P. Mandal , Km Rubi , Ruofan Chen , Jian-Sheng Wang , R. Mahendiran , G. Lorusso , M. Evangelisti
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