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Related papers: Magnetocaloric effect in the intermetallic compoun…

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Caloric responses (temperature changes) can be induced in solid-state materials by applying external stimuli such as stress, pressure, and electric and magnetic fields. The magnetic-field-stimulated response is called the magnetocaloric…

The magnetic and magnetocaloric properties of polycrystalline La0.70(Ca0.30-xSrx)MnO3:Ag 10% manganite have been investigated. All the compositions are crystallized in single phase orthorhombic Pbnm space group. Both, the Insulator-Metal…

Strongly Correlated Electrons · Physics 2015-06-05 R. Jha , Shiva Kumar Singh , Anuj Kumar , V. P. S. Awana

The effect of pressure on the magnetic and the magnetocaloric properties around the martensitic transformation temperature in NiCoMnSb Heusler alloy has been studied. The martensitic transition temperature has significantly shifted to…

Strongly Correlated Electrons · Physics 2010-06-02 Ajaya K. Nayak , K. G. Suresh , A. K. Nigam , A. A. Coelho , S. Gama

We study magnetic multilayers, incorporating dilute ferromagnetic spacers between strongly-ferromagnetic layers exhibiting a proximity-enhanced magnetocaloric effect. Using magnetometry and direct measurements of the adiabatic temperature…

Mesoscale and Nanoscale Physics · Physics 2022-12-21 M. Kulyk , M. Persson , D. Polishchuk , V. Korenivski

The magnetocaloric effect (MCE) in single-crystalline Eu$_5$In$_2$Sb$_6$ was studied over broad temperature ranges and magnetic field intervals, with the magnetic field oriented parallel and perpendicular to the crystallographic…

The effect of substitution of Co and Fe for Ni in TbNi5 on the structural, magnetic and magneto-thermal properties has been investigated. Considerable enhancement of Curie temperature is observed with Fe substitution, whereas the increase…

Strongly Correlated Electrons · Physics 2010-11-19 Arabinda Haldar , I. Dhiman , A. Das , K. G. Suresh , A. K. Nigam

Recent progress on caloric effects are reviewed. The application of external stimuli such as magnetic field, hydrostatic pressure, uniaxial stress and electric field give rise respectively to magnetocaloric, barocaloric, elastocaloric and…

Materials Science · Physics 2013-03-18 Lluis Manosa , Antoni Planes , Mehmet Acet

We have investigated the magnetic properties of Bi0.5Ca0.5MnO3 under ultrahigh magnetic fields by magnetization measurements. This compound shows the metamagnetic transition which indicates the magnetic field induced charge order melting at…

Strongly Correlated Electrons · Physics 2025-04-30 Y. Ishii , A. Ikeda , M. Tokunaga , K. Kindo , A. Matsuo , Y. H. Matsuda

Polycrystalline CrTe1-xSex samples were prepared using the conventional solid-state reaction technique and characterized by x-rad diffraction, temperature- and field- dependent magnetization for possible use in magnetocaloric cooling.…

Strongly Correlated Electrons · Physics 2022-11-15 Morad Kh. Hamad , I. C. Nlebedim , Yazan Maswadec , R. Hamad , Kh. A. Ziq

The large magnetocaloric effect (MCE), which accompanies the first order ferromagnetic/anti-ferromagnetic transition in CsCl-ordered Fe-Rh alloys, has been investigated by measurements in slowly cycled magnetic fields of up to 2 T in…

Materials Science · Physics 2016-05-12 V. I. Zverev , A. M. Saletskij , R. R. Gimaev , A. M. Tishin , T. Miyanaga , J. B. Staunton

We have systematically investigated the magnetic properties and magnetocaloric effect (MCE) in $R$MnO$_3$ ($R$$=$Dy, Tb, Ho and Yb) single crystals. Above a critical value of applied field ($H_c$), $R$MnO$_3$ undergo a first-order…

Strongly Correlated Electrons · Physics 2011-12-23 A. Midya , S. N. Das , P. Mandal , S. Pandya , V. Ganesan

The tetragonal layered compounds TbTiGe and ErTiGe order antiferromagnetically at 276 K and 39 K, respectively. Partial substitution of Mo for Ti in these two compounds modifies the magnetic interactions giving rise to a ferromagnetic…

Materials Science · Physics 2007-08-30 R. Nirmala , S. K. Malik

The isothermal magnetic entropy changes are studied in Ni80Fe20/Ni67Cu33/Co90Cu10/Mn80Ir20 stacks at temperatures near the Curie point of the Ni67Cu33 spacer by applying magnetic fields in a few tens of Oersted. Such low fields were…

Mesoscale and Nanoscale Physics · Physics 2018-08-01 S. N. Vdovichev , N. I. Polushkin , I. D. Rodionov , V. N. Prudnikov , J. Chang , A. A. Fraerman

An adiabatic demagnetization process is studied in Gd2Ti2O7, a geometrically frustrated antiferromagnet on a pyrochlore lattice. In contrast to conventional paramagnetic salts, this compound can exhibit a temperature decrease by a factor of…

Strongly Correlated Electrons · Physics 2007-05-23 S. S. Sosin , L. A. Prozorova , A. I. Smirnov , A. I. Golov , I. B. Berkutov , O. A. Petrenko , G. Balakrishnan , M. E. Zhitomirsky

We report field and temperature dependent measurements of the thermoelectric power (TEP) and the Nernst effect in the itinerant metamagnet UCoAl. The magnetic field is applied along the easy magnetization c-axis in the hexagonal crystal…

Strongly Correlated Electrons · Physics 2015-06-15 A. Palacio-Morales , A. Pourret , G. Knebel , T. Combier , D. Aoki , H. Harima , J. Flouquet

We have measured and calculated the magnetocaloric effect in macroscopic samples of oriented high-spin molecular clusters like Mn12 and Fe8 as a function of the temperature and both the intensity and the sweeping rate of the applied…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 F. Torres , J. M. Hernandez , X. Bohigas , J. Tejada

We present measurements of the specific heat, magnetization, magnetocaloric effect and magnetic neutron diffraction carried out on single crystals of antiferromagnetic Yb$_{3}$Pt$_{4}$, where highly localized Yb moments order at $T_{\rm…

Strongly Correlated Electrons · Physics 2015-05-28 L. S. Wu , Y. Janssen , C. Marques , M. C. Bennett , M. S. Kim , K. Park , Songxue Chi , J. W. Lynn , G. Lorusso , G. Biasiol , M. C. Aronson

The manganocuprate compound Gd3Ba2Mn2Cu2O12 (Gd-3222) has been synthesized by conventional solid state reaction method and its magnetic behavior has been studied by dc and ac magnetization (M) and heat capacity (C) measurements as a…

We investigate the magnetocaloric effect obtained by the rotation of a magnetic field applied to an exchange-coupled multilayer system composed of two different ferromagnetic (FM) materials. We specifically consider a system in which the…

Materials Science · Physics 2024-04-12 Vittorio Basso , Carlo P. Sasso , Martino LoBue , Karl G. Sandeman

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