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Related papers: Non-thermal photocoercivity effect in a ferromagne…

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Two-dimensional ferroelectrics have recently emerged as a promising avenue for next-generation optoelectronic and photovoltaic devices. Due to the intrinsic absence of inversion symmetry, 2D ferroelectrics exhibit bulk photovoltaic effect…

Materials Science · Physics 2025-12-08 Francesco Delodovici , Brahim Dkhil , Charles Paillard

Ferroelectric domain imaging with piezoresponse force microscopy (PFM) relies on the converse piezoelectric effect: a voltage applied to the sample leads to mechanical deformations. In case of PFM one electrode is realized by the tip,…

Materials Science · Physics 2015-06-25 T. Jungk , A. Hoffmann , E. Soergel

Reconfigurability of photonic integrated circuits (PICs) has become increasingly important due to the growing demands for electronic-photonic systems on a chip driven by emerging applications, including neuromorphic computing, quantum…

A memory window of ferroelectric field-effect transistors (FeFETs), defined as a separation of the HIGH-state and the LOW-state threshold voltages, is an important measure of the FeFET memory characteristics. In this study, we theoretically…

Applied Physics · Physics 2022-11-04 Kasidit Toprasertpong , Mitsuru Takenaka , Shinichi Takagi

One of central issues in iron-based superconductors is the role of structural change to the superconducting transition temperature (T_c). It was found in FeSe that the lattice strain leads to a drastic increase in T_c, accompanied by…

Superconductivity · Physics 2017-06-19 G. N. Phan , K. Nakayama , K. Sugawara , T. Sato , T. Urata , Y. Tanabe , K. Tanigaki , F. Nabeshima , Y. Imai , A. Maeda , T. Takahashi

Electric Scanning Probe Microscopies are used to characterize the surface behavior of ferroelectric materials. The effects of local charge density on the chemistry and physics of ferroelectric surfaces are investigated. The kinetics and…

Materials Science · Physics 2007-05-23 Sergei V. Kalinin , Dawn A. Bonnell

The transient negative capacitance (NC) of solid ferroelectric materials used in field effect transistors can reduce the power dissipation of electronics. Here we show that similar negative capacitance appears in the recently discovered…

Soft Condensed Matter · Physics 2024-12-30 Netra Prasad Dhakal , Alex Adaka , Robert J. Twieg , Antal Jákli

We report electrowetting on a semiconductor using of a mercury droplet resting on a silicon surface. The effect is demonstrated using commercial n-type and p-type single-crystal (100) silicon wafers of different doping levels. The…

Fluid Dynamics · Physics 2012-08-02 Steve Arscott , Matthieu Gaudet

The discovery of ferroelectricity in AlScN allowed the first clear observation of the effect in the wurtzite crystal structure, resulting in a material with a previously unprecedented combination of very large coercive fields (2-5 MV/cm)…

The thermodynamics of irreversible processes in continuous media predicts the existence of a Magnetic Nernst effect that results from a magnetic analog to the Seebeck effect in a ferromagnet and magnetophoresis occurring in a paramagnetic…

Mesoscale and Nanoscale Physics · Physics 2016-01-20 Sylvain D. Brechet , Jean-Philippe Ansermet

The electric field effect on magnetic anisotropy was studied in an ultrathin Fe(001) monocrystalline layer sandwiched between Cr buffer and MgO tunnel barrier layers, mainly through post-annealing temperature and measurement temperature…

The low temperature spin dynamics of a Fe8 Single-Molecule Magnet was studied under circularly polarized electromagnetic radiation allowing us to establish clearly photon-assisted tunneling. This effect, while linear at low power, becomes…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 L. Sorace , W. Wernsdorfer , C. Thirion , A. -L. Barra , M. Pacchioni , D. Mailly , B. Barbara

Photoemission experiments involve the motion of an electron near a conducting surface. This necessarily generates heat by ohmic losses from eddy currents. This inelastic scattering of the electrons will result in a downward shift in…

Strongly Correlated Electrons · Physics 2007-05-23 Robert Haslinger , Robert Joynt

We explore quantum-thermodynamic effects in a phosphorous (P)-doped graphene monolayer subjected to biaxial tensile strain. Introducing substitutional P atoms in the graphene lattice generates a tunable spin magnetic moment controlled by…

Mesoscale and Nanoscale Physics · Physics 2024-11-21 Natalia Cortés , J. Hernández-Tecorralco , L. Meza-Montes , R. de Coss , Patricio Vargas

The circular photogalvanic effect (CPGE) is the part of a photocurrent that switches depending on the sense of circular polarization of the incident light. It has been consistently observed in systems without inversion symmetry and depends…

Strongly Correlated Electrons · Physics 2017-07-27 Fernando de Juan , Adolfo G. Grushin , Takahiro Morimoto , Joel E. Moore

We present a theoretical study of (Ga,Mn)(As,C) diluted magnetic semiconductors with high C acceptor density that combines insights from phenomenological model and microscopic approaches. A tight-binding coherent potential approximation is…

Materials Science · Physics 2007-05-23 T. Jungwirth , J. Masek , Jairo Sinova , A. H. MacDonald

Taking advantage of the Magnetoelectric (ME) and its inverse effect, this article demonstrates strain-mediated magnetoelectric write and read operations simultaneously in Co60Fe20B20/ Pb(Mg1/3Nb2/3)0.7Ti0.3O3 heterostructures without using…

Applied Physics · Physics 2020-07-15 Tingting Shen , Vaibhav Ostwal , Kerem Y. Camsari , Joerg Appenzeller

Harnessing the unique properties of non-collinear antiferromagnets (AFMs) will be essential for exploiting the full potential of antiferromagnetic spintronics. Indeed, many of the effects enabling ferromagnetic spintronic devices have a…

We demonstrate an all solid state semiconductor device, based on epitaxial single crystalline metal halide perovskites, enabling reversible control of a perovskite photoluminescence with a gate voltage. Fundamentally distinct from…

Materials Science · Physics 2026-03-27 Vladimir Bruevich , Dmitry Maslennikov , Beier Hu , Artem A. Bakulin , Vitaly Podzorov

Hybridization between $f$ electrons and conduction bands ($c$-$f$ hybridization) is a driving force for many unusual phenomena. To provide insight into it, systematic studies of CeCoIn$_5$ heavy fermion superconductor have been performed by…