English
Related papers

Related papers: Non Linear Susceptibility from High DC Field Torqu…

200 papers

Angular dependent torque measurements were performed on single crystals of CeCoIn$_5$, a heavy fermion superconductor ($T_{c0}$ = 2.3 K), in the temperature, $T$, range 1.9 K $\leq T \leq $ 20 K and magnetic fields $H$ up to 14 T. A large…

Strongly Correlated Electrons · Physics 2009-11-11 H. Xiao , T. Hu , T. A. Sayles , M. B. Maple , C. C. Almasan

The family of materials defined as ZrSiX (X = S, Se, Te) has been established as Dirac node-line semimetals, and subsequent study is urgent to exploit the promising application of unusual magnetoresistance property. In this work, we…

Mesoscale and Nanoscale Physics · Physics 2017-09-14 Haiyang Pan , Bingbing Tong , Jihai Yu , Jue Wang , Dongzhi Fu , Shuai Zhang , Bin Wu , Xiangang Wan , Chi Zhang , Xuefeng Wang , Fengqi Song

Measuring large electrical resistances forms an essential part of common applications such as insulation testing, but suffers from a fundamental problem: the larger the resistance, the less sensitive a canonical ohmmeter is. Here we develop…

The optical conductivity of heavy fermions can reveal fundamental properties of the charge carrier dynamics in these strongly correlated electron systems. Here we extend the conventional techniques of infrared optics on heavy fermions by…

Strongly Correlated Electrons · Physics 2016-04-13 Julia P. Ostertag , Marc Scheffler , Martin Dressel , Martin Jourdan

We determine the critical current anisotropy at maximum Lorentz force from hysteresis loops in a vibrating sample magnetometer. To eliminate the signal of spurious variable Lorentz force currents it is sufficient to cut the sample to a…

Superconductivity · Physics 2011-02-01 F. Hengstberger , M. Eisterer , H. W. Weber

Antiferromagnetic materials promise improved performance for spintronic applications, as they are robust against external magnetic field perturbations and allow for faster magnetization dynamics compared to ferromagnets. The direct…

The progress in the semiconductor industry has resulted in great demand for high-frequency magnetic materials applicable in microfabricated inductor cores. Nanocomposite materials, containing magnetic nanoparticles in a non-conducting…

Mesoscale and Nanoscale Physics · Physics 2025-08-28 Mathias Zambach , Ziwei Ouyang , Matti Knaapila , Marco Beleggia , Cathrine Frandsen

The magnetoresistance (MR) of a material is typically insensitive to reversing the applied field direction and varies quadratically with magnetic field in the low-field limit. Quantum effects [1], unusual topological band structures [2],…

The magnetization characteristic in a permalloy thin strip is investigated by electrically measuring the anisotropic magnetoresistance and ferromagnetic resonance in in-plane and out-of-plane configurations. Our results indicate that the…

Materials Science · Physics 2014-03-05 Ziqian Wang , Guolin Yu , Xinzhi Liu , Bo Zhang , Xiaoshuang Chen , Wei Lu

The nonlinear dynamical response of Mn$_{12}$ single-molecule magnets is experimentally found to be very large, quite insensitive to the spin-lattice coupling constant, and displaying peaks reversed with respect to classical…

Mesoscale and Nanoscale Physics · Physics 2016-08-31 F. Luis , V. Gonzalez , A. Millan , J. L. Garcia-Palacios

We give a review of theoretical and experimental results concerning the magnetic susceptibility of the Weyl, Dirac, and nodal-line semimetals. In particular, dependences of the susceptibility on the chemical potential, temperature, and…

Mesoscale and Nanoscale Physics · Physics 2019-10-28 G. P. Mikitik , Yu. V. Sharlai

We present an experimental study of macroscopic and microscopic magnetic anisotropy of a spin tetramer system SeCuO$_3$ using torque magnetometry and ESR spectroscopy. Large rotation of macroscopic magnetic axes with temperature observed…

Strongly Correlated Electrons · Physics 2014-05-20 Mirta Herak , Antonija Grubišić Čabo , Dijana Žilić , Boris Rakvin , Krešimir Salamon , Ognjen Milat , Helmuth Berger

A DC non-contact method for measuring the magnetostrictive strain in thin-films is demonstrated, achieving a state-of-the-art sensitivity of 0.1 ppm. In this method, an optical profilometer is used to measure the curvature induced in a…

It is shown that ac resistometry can serve as an effective tool for the detection of phase transitions, such as spin reorientation or premartensitic phase transitions, which generally are not disclosed by dc resistivity measurement.…

Materials Science · Physics 2009-11-10 V. V. Khovailo , T. Abe , T. Takagi

We predict a huge anisotropic thermal magnetoresistance (ATMR) in the near-field radiative heat transfer between magneto-optical particles when the direction of an external magnetic field is changed with respect to the heat current…

We describe a 3He magnetometer capable to measure high magnetic fields (B > 0.1 Tesla) with a relative accuracy of better than 10^-12. Our approach is based on the measurement of the free induction decay of gaseous, nuclear spin polarized…

Instrumentation and Detectors · Physics 2015-06-19 A. Nikiel , P. Blümler , W. Heil , M. Hehn , S. Karpuk , A. Maul , E. Otten , L. M. Schreiber , M. Terekhov

Levitated ferromagnetic systems are expected to have significant potential in precision magnetic field sensing by leveraging mechanical isolation to minimize mechanical contact and associated noise. Here, we report the implementation of a…

Quantum Physics · Physics 2026-03-03 Ren Yichong , Wu Lielie , Broer Wijnand , Xue Fei , Huang Pu , Du JiangFeng

We propose an analytical model devoted to explain the anisotropy of the electrical resistance observed below the critical temperature in granular high-Tc superconductors submitted to a magnetic field H. Reported experimental results…

Superconductivity · Physics 2009-11-07 D. Daghero , P. Mazzetti , A. Stepanescu , P. Tura , A. Masoero

The study of atomically thin ferromagnetic crystals has led to the discovery of unusual magnetic behaviour and provided insight into the magnetic properties of bulk materials. However, the experimental techniques that have been used to…

Levitated ferromagnets act as ultraprecise magnetometers, which can exhibit high quality factors due to their excellent isolation from the environment. These instruments can be utilized in searches for ultralight dark matter candidates,…