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We show that the electric polarization at the interface with ultrathin superconducting (S) films sandwiched between ferroelectric (FE) layers allows achievement of substantially stronger modulation of inner carrier density and…

Superconductivity · Physics 2007-05-23 Natalia Pavlenko

We study the influence of collective magnetic excitations on the interlayer exchange coupling (IEC) in metallic multilayers. The results are compared to other models that explain the temperature dependence of the IEC by mechanisms within…

Strongly Correlated Electrons · Physics 2007-05-23 S. Schwieger , W. Nolting

We theoretically explore the effect of a transverse electric field on the frictional response of a bi-layer of packed zwitterionic molecules. The dipole-moment reorientation promoted by the electric field can lead to either stick-slip or…

Soft Condensed Matter · Physics 2024-04-16 Melisa M. Gianetti , Roberto Guerra , Andrea Vanossi , Michael Urbakh , Nicola Manini

We show that, contrary to common belief, the depolarizing electric field generated by bound charges at thin-film surfaces can have a substantial impact on the domain structure of an improper ferroelectric with topological defects. In…

Materials Science · Physics 2025-10-16 Aaron Merlin Müller , Amadé Bortis , Arkadiy Simonov , Manfred Fiebig , Thomas Lottermoser

The adiabatic elastocaloric effect measures the temperature change of given systems with strain and probes the entropic landscape in the temperature-strain space. In this study we demonstrate that the DC bias strain-dependence of AC…

Using a free-energy based computational model, we have investigated the response of a system comprising two interacting ferroelectric nanospheres, embedded in a dielectric medium, to a static external electric field. The system response is…

Applied Physics · Physics 2019-02-01 John Mangeri , S. Pamir Alpay , Serge Nakhmanson , Olle G. Heinonen

In this paper we study the size effects of the ferroelectric nanotube and nanowire phase diagrams and polar properties allowing for radial stress and depolarization field influence. The approximate analytical expression for the…

Materials Science · Physics 2009-05-09 Anna N. Morozovska , Maya D. Glinchuk , Eugene A. Eliseev

We study the effects of an external magnetic field on the superconducting properties of a quasi-two-dimensional system of Dirac electrons at an arbitrary temperature. An explicit expression for the superconducting gap is obtained as a…

Superconductivity · Physics 2008-11-26 E. C. Marino , Lizardo H. C. M. Nunes

We study the impact of background electric fields on a hot plasma of charged particles -- a setting relevant for the early stages of heavy-ion collisions as well as laser pulse experiments. Historically, the electric susceptibility --…

High Energy Physics - Phenomenology · Physics 2026-04-16 Gergely Endrődi , Gergely Markó , Leon Sandbote

We report the discovery of serendipitous electrocaloric effects in commercial multilayer capacitors based on ferroelectric BaTiO3. Direct thermometry records ~0.5 K changes due to 300 kV cm-1, over a wide range of temperatures near and…

Materials Science · Physics 2015-05-14 S. Kar-Narayan , N. D. Mathur

In this work, the implications of high field bias conditions in radiation-induced defect recovery in 3C-SiC crystals is studied. It is well known that transient heating effects (or thermal spikes) occur when energetic swift heavy ions…

Applied Physics · Physics 2019-01-08 Ricardo Peterson , Debbie Senesky

We study the phase behavior of diblock copolymers in presence of an external electric field. We employ self-consistent field theory and treat the relevant Maxwell equation as an additional self-consistent equation. Because we do not treat…

Soft Condensed Matter · Physics 2008-06-23 Chin-Yet Lin , Michael Schick , David Andelman

A strong influence of illumination and electric bias on the Curie temperature and saturation value of the magnetization is demonstrated for semiconductor structures containing a modulation-doped p-type Cd0.96Mn0.04Te quantum well placed in…

Materials Science · Physics 2009-11-07 H. Boukari , P. Kossacki , M. Bertolini , D. Ferrand , J. Cibert , S. Tatarenko , A. Wasiela , J. A. Gaj , T. Dietl

We investigated a switchable ferroelectric diode effect and its physical mechanism in Pt/BiFeO3/SrRuO3 thin-film capacitors. Our results of electrical measurements support that, near the Pt/BiFeO3 interface of as-grown samples, a defective…

Materials Science · Physics 2011-09-12 Daesu Lee , S. H. Baek , T. H. Kim , J. -G. Yoon , C. M. Folkman , C. B. Eom , T. W. Noh

A Green's function technique for a modified Ising model in a transverse field is applied, which allows to calculate the damping of the elementary excitations and the phase transition temperature of ferroelectric thin films with structural…

Statistical Mechanics · Physics 2015-06-25 J. M. Wesselinowa , T. Michael , S. Trimper , K. Zabrocki

Using the modified Landau-Ginsburg-Devonshire thermodynamic theory, it is found that the coupling between stress gradient and polarization, or flexoelectricity, has significant effect on ferroelectric properties of epitaxial thin films,…

Materials Science · Physics 2012-08-13 Hao Zhou , Jiawang Hong , Yihui Zhang , Faxin Li , Yongmao Pei , Daining Fang

We analyze the extracellular stimulation current and the charge injection capacitity (CIC) of microelectrodes coated with an insulating layer to prevent toxic electrochemical effects in bioelectronic applications. We show for a…

Medical Physics · Physics 2021-03-10 M. Becker

During the last few years, the increasing demand of energy for refrigeration applications has relived the interest of the scientific community in the study of alternative methods to the traditional gas-based refrigeration. Within this…

Other Condensed Matter · Physics 2015-10-28 M. Quintero , P. Gaztañaga , I. Irurzun

We introduce a new coarse grain model capable of describing the phase behavior of two dimensional ferromagnetic systems with competing exchange and dipolar interactions, as well as an external magnetic field. An improved expression for the…

Statistical Mechanics · Physics 2016-10-20 Alejandro Mendoza-Coto , Orlando V. Billoni , Sergio A. Cannas , Daniel A. Stariolo

We present the results of a comparative analysis of the magnetocaloric effect (MCE) in Pr0.7Sr0.2Ca0.1MnO3, through direct and indirect measurements, using experimentally measured magnetization, specific heat, magnetostriction, resistivity,…