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We report a memory resistance (memristor) behavior with nonlinear current-voltage characteristics and bipolar hysteretic resistance switching in the nanocolumnar manganite (LSMO) films. The switching from a high (HRS) to a low (LRS)…

Mesoscale and Nanoscale Physics · Physics 2010-02-03 V. Moshnyaga , M. Esseling , L. Sudheendra , O. I. Lebedev , K. Gehrke , G. Van Tendeloo , K. Samwer

Two-dimensional (2D) materials are suitable hosts for the intercalation of extrinsic guest ions such as Li+, Na+ and K+ as the interlayer coupling is weak. This allows ion intercalation engineering of 2D materials, which may be a key to…

We consider the effect of metal electrodes on the polarizability and nucleation of metal phases responsible for the operations of the emerging solid state memory. Our analysis is based on the image charge approach. We find results for point…

Mesoscale and Nanoscale Physics · Physics 2015-01-23 V. G. Karpov , R. E. E. Maltby , I. V. Karpov , E. Yalon

Low frequency electrical noise measurements have been used to probe the electronic state of the perovskite-type manganese oxide Pr2/3Ca1/3MnO3 versus temperature and in the vicinity of the field-induced transition from the insulating,…

Strongly Correlated Electrons · Physics 2009-10-31 A. Anane , B. Raquet , S. von Molnar , L. Pinsard-Godart , A. Revcolevschi

Phase transitions driven by external stimuli are central to condensed matter physics, providing critical insights into symmetry breaking and emergent phenomena. Recently, ferrimagnetic (FiM) Mn$_3$Si$_2$Te$_6$ has attracted considerable…

In the R1/2D1/2MnO3 manganites (R: rare earth, D: divalent cation), the structural phase transition at Tco is commonly interpreted as a concomitant charge and orbital ordering (CO/OO) process driven by a cooperative Jahn-Teller effect and…

Strongly Correlated Electrons · Physics 2007-05-23 A. Daoud-Aladine , J. Rodriguez-Carvajal , L. Pinsard-Gaudart , M. T. Fernandez-Diaz , A. Revcolevschi

We report the occurrence of both \emph{ab} and \emph{bc} cycloidal ordering of Mn-spins at different temperatures and their possible coexistence at low temperatures in the polycrystalline mixed rare-earth compounds,…

Materials Science · Physics 2015-08-18 Chandan De , A. Sundaresan

Despite extensive researches on manganites owing to widespread use in modern electronics, this class of metal oxides does not cease to surprise with its unique properties and new phenomena. Here we have studied structural and magnetic…

Controlling the ferroelectricity and magnetism in multiferroic materials has been an important research topic. We report the formation of a highly polarized state in multiferroic DyMnO3 single crystals which develops well above the magnetic…

Materials Science · Physics 2014-09-05 Tao Zou , Zhiling Dun , Huibo Cao , Mengze Zhu , Daniel Coulter , Haidong Zhou , Xianglin Ke

Present work reports on the observation of multiple magnetic transitions in a Ni-excess ferromagnetic shape memory alloy with nominal composition Ni$_{2.048}$Mn$_{1.312}$In$_{0.64}$. The magnetization data reveal two distinct thermal…

Materials Science · Physics 2016-02-17 S. Pramanick , P. Dutta , S. Chatterjee , S. Giri , S. Majumdar

We have studied the effect of metastable, irreversibility induced by repeated thermal cycles on the electric transport and magnetization of polycrystalline samples of La1-xCaxMnO3 (0.48\leq x \leq 0.55) close to charge ordering. With time…

Strongly Correlated Electrons · Physics 2015-05-20 Wiqar Hussain Shah , A. Mumtaz

Memtranstor that correlates charge and magnetic flux via nonlinear magnetoelectric effects has a great potential in developing next-generation nonvolatile devices. In addition to multi-level nonvolatile memory, we demonstrate here that…

Emerging Technologies · Computer Science 2017-01-04 Jianxin Shen , Dashan Shang , Yisheng Chai , Yue Wang , Junzhuang Cong , Shipeng Shen , Liqin Yan , Wenhong Wang , Young Sun

Orbital degrees of freedom offer a largely untapped route to emergent dynamical phenomena in correlated quantum materials. However, it remains unclear whether collective orbital states can intrinsically generate both reactive and memory…

Strongly Correlated Electrons · Physics 2026-04-20 Tristan R. Cao , Gabriel Schebel , Arabella Quane , Hengdi Zhao , Yu Zhang , Feng Ye , Longji Cui , Gang Cao

Temperature and current dependences of resistivity of bulk La$_{0.75}$Ca$_{0.25}$MnO$_{3}$ sample grown by the floating-zone method were studied using single ramp pulses of current. It is found that near the Curie temperature $T_C$ the…

Materials Science · Physics 2008-04-18 V. B. Krasovitsky , B. I. Belevtsev

Resistivity measurements are widely exploited to uncover electronic excitations and phase transitions in metallic solids. While single crystals are preferably studied to explore crystalline anisotropies, these usually cancel out in…

Memory effects during metal-insulator transitions in quantum materials reveal complex physics and potential for novel electronics mimicking biological neural systems. Nonetheless, understanding of memory and nonlinearity in sequential…

Memristive switching serves as the basis for a new generation of electronic devices. Memristors are two-terminal devices in which the current is turned on and off by redistributing point defects, e.g., vacancies, which is difficult to…

During the study of magnetoresistivity in La(1-x)Ca(x)MnO(3) it was found that after cycling of the magnetic field, some kind of magnetic field memory effect was observed. For La0.5Ca0.5MnO3 after cycling of the magnetic field to 13T and…

Strongly Correlated Electrons · Physics 2007-05-23 E. P. Khlybov , R. A. Sadykov , I. J. Kostyleva , W. I. Nizhankovskij , A. J. Zaleski , D. Wlosewicz , A. W. Giulitin

The magnetocaloric effect (MCE) in the A-site ordered manganite NdBaMn2O6 is studied. The MCE in this compound has an anomalous behavior. In low magnetic fields, the abrupt transitions between direct and inverse magnetocaloric effect are…

Materials Science · Physics 2012-02-20 A. M. Aliev , A. G. Gamzatov , V. S. Kalitka , A. R. Kaul

Temperature (4.2-260 K) and magnetic field (0-50 kOe) dependencies of the dc electrical resistance, dc magnetization, and ac magnetic susceptibility of (Sm0.65Sr0.35)MnO3 prepared from high purity components have been studied.

Materials Science · Physics 2007-05-23 E. M. Levin , P. M. Shand