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相关论文: Element-Specific First Order Reversal Curves Measu…

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The first order reversal curve (FORC) method is a magnetometry based technique used to capture nanoscale magnetic phase separation and interactions with macroscopic measurements using minor hysteresis loop analysis. This makes the FORC…

The magnetometric technique of First Order Reversal Curve (FORC) analysis, applicable to hysteretic systems, is introduced to the study of superconducting samples. Some typical superconducting structures in FORC diagram are identified, and…

超导电性 · 物理学 2023-05-30 E. R. Di Lascio

We apply the first-order reversal curve (FORC) method, borrowed from studies of ferromagnetic materials, to the magneto-structural phase transition of FeTe. FORC measurements reveal two features in the hysteretic phase transition, even in…

强关联电子 · 物理学 2017-06-28 M. K. Frampton , J. Crocker , D. A. Gilbert , N. Curro , Kai Liu , J. A. Schneeloch , G. D. Gu , R. J. Zieve

The generic problem of extracting information on intrinsic particle properties from the whole class of interacting magnetic fine particle systems is a long standing and difficult inverse problem. As an example, the Switching Field…

材料科学 · 物理学 2016-11-29 Sergiu Ruta , Ondrej Hovorka , Pin-Wei Huang , Kangkang Wang , Ganping Ju , Roy Chantrell

The first-order reversal curve (FORC) method for analysis of systems undergoing hysteresis is applied to dynamical models of electrochemical adsorption. In this setting, the method can not only differentiate between discontinuous and…

材料科学 · 物理学 2007-05-23 I. Abou Hamad , D. T. Robb , P. A. Rikvold

First Order Reversal Curve (FORC) diagrams are a popular tool in geophysics and materials science for the characterization of magnetic particles of natural and synthetic origin. However, there is still a lot of controversy about the…

First Order Reversal Curves (FORCs) have been used for a number of years for the extraction of information from magnetization measurements. The results are most unambiguous for irreversible processes -- for a collection of Preisach…

材料科学 · 物理学 2016-10-31 P. B. Visscher

First-order reversal curves (FORC) measurements are broadly used for characterization of complex magnetic nanostructures, but a robust framework for quantitative analysis of the FORC data is still obscure despite numerous studies over…

应用物理 · 物理学 2019-12-02 Mohammad Reza Zamani Kouhpanji , Bethanie J H Stadler

Multiphase magnetic systems are common in nature and are increasingly being recognized in technical applications. One characterization method which has shown great promise for determining separate and collective effects of multiphase…

材料科学 · 物理学 2018-02-14 Yue Cao , Mostafa Ahmadzadeh , Ke Xu , Brad Dodrill , John S. McCloy

Combined first order reversal curve (FORC) analyses of the magnetization (M-FORC) and magnetoresistance (MR-FORC) have been employed to provide a comprehensive study of the M-MR correlation in two canonical systems: a NiFe/Cu/FePt pseudo…

材料科学 · 物理学 2014-09-12 Randy K. Dumas , Peter K. Greene , Dustin A. Gilbert , Li Ye , Chaolin Zha , Johan Åkerman , Kai Liu

The recently obtained spin-crossover nanoparticles are possible candidates for applications in the recording media industry as materials for data storage, or as pressure and temperature sensors. For these applications the intermolecular…

介观与纳米尺度物理 · 物理学 2015-06-23 Laurentiu Stoleriu , Alexandru Stancu , Pradip Chakraborty , Andreas Hauser , Cristian Enachescu

We propose a new experimental technique for cyclic voltammetry, based on the first-order reversal curve (FORC) method for analysis of systems undergoing hysteresis. The advantages of this electrochemical FORC (EC-FORC) technique are…

材料科学 · 物理学 2007-08-07 I. Abou Hamad , D. T. Robb , P. A. Rikvold

We have studied magnetic tunnel junction (MTJ) thin-film stacks using the First Order Reversal Curve (FORC) method. These have very sharp structures in the FORC distribution, unlike most particulate systems or patterned films. These…

材料科学 · 物理学 2018-08-15 Joseph B. Abugri , P. B. Visscher , Subhadra Gupta , P. J. Chen , R. D. Shull

Hysteretic giant magnetoimpedance (GMI) of amorphous ribbons with a well-defined transversal domain structure is investigated by means of first-order reversal curves (FORC) analysis. The FORCs are not confined to the hysteretic area,…

介观与纳米尺度物理 · 物理学 2015-05-28 Fanny Béron , Lenina A. Valenzuela , Marcelo Knobel , Luiz G. C. Melo , K leber R. Pirota

This study is focused on the possibility to extend the use of the first-order reversal curve (FORC) diagram method to rate-dependent hysteresis. The FORCs for an amorphous magnetic wire was measured with an inductometric experimental setup…

材料科学 · 物理学 2016-11-09 Dorin Cimpoesu , Ioan Dumitru , Alexandru Stancu

In artificial spin ice (ASI), magnetic interactions between nanomagnets determine both the stable states and the switching pathways under an applied field. Here, first-order reversal curve (FORC) measurements are used to map how these…

材料科学 · 物理学 2026-04-28 Brindaban Ojha , Matías P. Grassi , Vassilios Kapaklis

To develop a full understanding of interactions in nanomagnet arrays is a persistent challenge, critically impacting their technological acceptance. This paper reports the experimental, numerical and analytical investigation of interactions…

Sub-100 nm nanomagnets not only are technologically important, but also exhibit complex magnetization reversal behaviors as their dimensions are comparable to typical magnetic domain wall widths. Here we capture magnetic "fingerprints" of 1…

材料科学 · 物理学 2007-05-23 Randy K. Dumas , Chang-Peng Li , Igor V. Roshchin , Ivan K. Schuller , Kai Liu

In conventional FORC (First Order Reversal Curve) analysis of a magnetic system, reversible and low-coercivity irreversible materials are treated as being qualitatively different: the FORC distribution shows low-coercivity materials but…

材料科学 · 物理学 2018-11-07 P. B. Visscher

A novel method to study the fundamental problem of quantum double well potential systems that display magnetic hysteresis is proposed. The method, coined quantum-first-order reversal curve (QFORC) analysis, is inspired by the conventional…

介观与纳米尺度物理 · 物理学 2015-06-16 Fanny Béron , Miguel A. Novak , Maria G. F. Vaz , Guilherme P. Guedes , Marcelo Knobel , Amir Caldeira , Kleber R. Pirota
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