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Related papers: A Co(II)-based Molecular Magnet with a 6 T Coerciv…

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Materials based on spin crossover (SCO) molecules have centred the attention in Molecular Magnetism for more than forty years as they provide unique examples of multifunctional and stimuli-responsive materials, which can be then integrated…

The role of current induced effective magnetic field in ultrathin magnetic heterostructures is increasingly gaining interest since it can provide efficient ways of manipulating magnetization electrically. Two effects, known as the Rashba…

Over the past two decades, several molecules have been explored as possible building blocks of a quantum computer, a device that would provide exponential speedups for a number of problems, including the simulation of large, strongly…

Quantum Physics · Physics 2020-02-11 Khadijeh Najafi , Alexander Wysocki , Kyungwha Park , Sophia E. Economou , Edwin Barnes

A new simple mechanism due to cold electron flow to produce strong magnetic field is proposed. A 600-T strong magnetic field is generated in the free space at the laser intensity of 5.7x10^15 Wcm^-2. Theoretical analysis indicates that the…

Magnetisation of superconductors are often measured under isothermal and uniform magnetic fields. Magnetisation measurements in an unrestricted thermodynamic state and in non uniform magnetic fields naturally emerge from permanent magnets…

Superconductivity · Physics 2019-08-28 Nithin Goona , P. S. Reddy , S. Sashidhar

The mathematical foundation is laid for a relatively new type of magnets generating uniform transverse field - tilted coil magnets. These consist of concentric nested solenoidal coils with elliptical turns tilted at a certain angle to the…

Accelerator Physics · Physics 2007-05-23 A. M. Akhmeteli , A. V. Gavrilin

Using thermodynamic measurements and density-functional band-structure calculations, we explore magnetic behavior of SrCuTe2O6. Despite being a structural sibling of a three-dimensional frustrated system PbCuTe2O6, this spin-1/2 quantum…

Materials Science · Physics 2015-06-29 N. Ahmed , A. A. Tsirlin , R. Nath

Two triangular lattice antiferromagnets Sr$_3$Co(Nb,Ta)$_2$O$_9$ with an effective $j_{\rm eff}=1/2$ of Co$^{2+}$ are synthesized and their magnetic properties are investigated via magnetization and heat capacity measurements. The leading…

Strongly Correlated Electrons · Physics 2023-08-09 Surender Lal , Sebin J Sebastian , S. S. Islam , M. P. Saravanan , M. Uhlarz , Y. Skourski , R. Nath

The effect of the magnetic field on the critical behavior of Sr0:9La0:1CuO2 is explored in terms of reversible magnetization data. As the correlation length transverse to the magnetic field Hi,applied along the i-axis, cannot grow beyond…

Superconductivity · Physics 2009-11-13 T. Schneider

Magnetization (M) and magnetoresistance (MR) measurements on polycrystalline R2Mn3Si5 (R = Tb, Dy and Ho) compounds (tetragonal, space group P4/mnc) have been carried out in the temperature range of 2 K-300 K, in various applied fields.…

Materials Science · Physics 2009-11-11 R. Nirmala , S. K. Malik , A. V. Morozkin , Y. Yamamoto , H. Hori

A spin model of LiCu2O2 compound with ground state of ellipsoidal helical structure has been adopted. Taking into account the interchain coupling and exchange anisotropy, we focus on the magnetoelectric properties in a rotating magnetic…

Materials Science · Physics 2015-06-18 Yan Qi , An Du

An explanation of paradoxical behavior of the residual resistivity rho_0 of the heavy-fermion metal CeCoIn5 in magnetic fields and under pressure is developed. The source of this behavior is identified as a flattening of the single-particle…

Strongly Correlated Electrons · Physics 2012-09-04 V. R. Shaginyan , A. Z. Msezane , K. G. Popov , J. W. Clark , M. V. Zverev , V. A. Khodel

Among high T_c materials, the YBCO (YBa_2Cu_3O_{7-x}) compounds are special since they have superconducting chains as well as planes. We show that a discontinuity in the density of states as a function of magnetic field may appear at a new…

Superconductivity · Physics 2009-10-31 N. D. Whelan , J. P. Carbotte

A classical spin model derived ab initio for rare-earth-based permanent magnet compounds is presented. Our target compound, NdFe$_{12}$N, is a material that goes beyond today's champion magnet compound Nd$_{2}$Fe$_{14}$B in its intrinsic…

Materials Science · Physics 2016-09-26 Munehisa Matsumoto , Hisazumi Akai , Yosuke Harashima , Shotaro Doi , Takashi Miyake

Perpendicular magnetic tunnel junctions based on MgO/CoFeB structures are of particular interest for magnetic random-access memories because of their excellent thermal stability, scaling potential, and power dissipation. However, the major…

Spin-orbit coupled honeycomb magnets with the Kitaev interaction have received a lot of attention due to their potential of hosting exotic quantum states including quantum spin liquids. Thus far, the most studied Kitaev systems are…

High magnetic fields up to 105 T have been utilized in deriving the upper critical field $B_{\rm c2}$ of LaFeAsO$_{1-x}$H$_x$ throughout whole temperatures below $T_{\rm c}$. Resistivity measurements demonstrate that $B_{\rm c2}$ behaves…

We report terahertz spectroscopic measurements of quantum spin dynamics in the spin-1/2 honeycomb magnet Na$_2$Co$_2$TeO$_6$ as a function of applied magnetic field with different terahertz polarizations. Distinct field dependencies of the…

Strongly Correlated Electrons · Physics 2023-10-12 Patrick Pilch , Laur Peedu , Anup Kumar Bera , S. M. Yusuf , Urmas Nagel , Toomas Rõõm , Zhe Wang

$2p$-based magnetic moments and magnetic coupling are studied with density functional based methods for substitutional N in the alkaline earth monoxide series MgO, CaO, SrO, BaO. The hole is rather strongly localized near the N$^{2-}$ ion,…

Strongly Correlated Electrons · Physics 2008-10-30 V. Pardo , W. E. Pickett

Organic and molecule-based magnets are not easily attainable, because to introduce stable paramagnetic centers to pure organic systems is challenging. Crystalline covalent organic frameworks (COFs) with high designability and chemical…

Chemical Physics · Physics 2020-06-09 Hongde Yu , Dong Wang