English
Related papers

Related papers: Resistive switching effects on the spatial distrib…

200 papers

Thermal transport properties at the metal/MoS2 interfaces are analyzed by using an atomistic phonon transport model based on the Landauer formalism and first-principles calculations. The considered structures include chemisorbed…

Mesoscale and Nanoscale Physics · Physics 2015-06-22 Rui Mao , Byoung Don Kong , Ki Wook Kim

We consider the equilibrium statistical properties of interfaces submitted to competing interactions; a long-range repulsive Coulomb interaction inherent to the charged interface and a short-range, anisotropic, attractive one due to either…

Statistical Mechanics · Physics 2009-11-07 Sofian Teber

We demonstrated an electric field controlled exchange bias (EB) effect accompanied with unipolar resistive switching behavior in the Si/SiO2/Pt/Co/NiO/Pt device. By applying certain voltages, the device displays obvious EB in…

Materials Science · Physics 2017-10-06 L. J. Wei , Z. Z. Hu , Y. J. Wang , G. X. Du , Y. Yuan , J. Wang , H. Q. Tu , B. You , S. M. Zhou , Y. Hu , J. Du

Despite the fundamental importance of solid-solid transformations in many technologies, the microscopic mechanisms remain poorly understood. Here, we explore the atomistic mechanisms at the migrating interface during solid-solid phase…

Materials Science · Physics 2023-10-31 Yanyan Liang , Grisell Díaz Leines , Ralf Drautz , Jutta Rogal

Edge contact geometries are thought to yield ultralow contact resistances in most non-ferromagnetic metal-graphene interfaces owing to their large metal-graphene coupling strengths. Here, we examine the contact resistance of edge- versus…

Materials Science · Physics 2017-06-30 Khoong Hong Khoo , Wei Sun Leong , John T. L. Thong , Su Ying Quek

Metal/semiconductor interfaces govern the operation of semiconductor devices through the formation of charge injection barriers that can be controlled by tuning the metal work function. However, the controlling ability is typically limited…

Materials Science · Physics 2014-01-14 Ryo Nouchi , Masanori Shigeno , Nao Yamada , Tomoaki Nishino , Katsumi Tanigaki , Masahiko Yamaguchi

Three driving forces control the energy level alignment between transition-metal oxides and organic materials: the chemical interaction between the two materials, the organic electronegativity and the possible space charge layer formed in…

We consider a model for the two-dimensional electron gas formed at the interface of oxide heterostructures, which includes a Rashba spin-orbit coupling proportional to the electric field perpendicular to the interface. Based on the standard…

Superconductivity · Physics 2012-11-13 S. Caprara , F. Peronaci , M. Grilli

The structural, electronic, and adhesive properties of Cu/SiO$_2$ interfaces are investigated using first-principles density-functional theory within the local density approximation. Interfaces between fcc Cu and $\alpha$-cristobalite(001)…

Materials Science · Physics 2016-08-31 Kazutaka Nagao , J. B. Neaton , N. W. Ashcroft

The kinetics of interfaces in alloy solidification pose a classic free boundary problem. This paper introduces an approach that amalgamates the distinctive characteristics of sharp and diffuse interface models. The motion of the diffuse…

Materials Science · Physics 2024-05-31 Chuanqi Zhu , Yuichiro Koizumi

We report a spectral ellipsometry study of multilayers composed of superconducting YBa$_2$Cu$_3$O$_{6+\delta}$ (YBCO) and ferromagnetic La$_{0.7}$Ca$_{0.3}$MnO$_3$ in the spectral range of 0.7 - 6.5 eV. With increasing YBCO sublayer…

Strongly Correlated Electrons · Physics 2019-01-25 A. Seo , A. V. Boris , G. Cristiani , H. -U. Habermeier , B. Keimer

We develop an effective medium model of thermal conductivity that accounts for both percolation and interface scattering. This model accurately explains the measured increase and decrease of thermal conductivity with loading in composites…

Mesoscale and Nanoscale Physics · Physics 2016-10-06 Brian A. Slovick , Srini Krishnamurthy

At low temperatures and voltages tunneling transport through an interface between a superconductor and hopping insulator is dominated by coherent two-electron tunneling between the Cooper-pair condensate and pairs of localized states, see…

Other Condensed Matter · Physics 2009-11-11 M. Kirkengen , J. Bergli , Y. M. Galperin

Application of an electric stimulus to a material with a metal-insulator transition can trigger a large resistance change. Resistive switching from an insulating into a metallic phase, which typically occurs by the formation of conducting…

We show that the growth of the heterostructure LaGaO3/SrTiO3 yields the formation of a highly conductive interface. Our samples were carefully analyzed by high resolution electron microscopy, in order to assess their crystal perfection and…

Motivated by the existence of metal-insulator transition in one-dimensional non-interacting fermions in quasiperiodic and pseudorandom potentials, we studied interacting spinless fermion models using exact many-body Lanczos diagonalization…

Strongly Correlated Electrons · Physics 2009-10-30 J. C. Chaves , I. I. Satija

The misfit oxide, Bi$_{2}$Ba$_{1.3}$K$_{0.6}$Co$_{2.1}$O$_{y}$, made of alternating rocksalt-structured [BiO/BaO] layers and hexagonal CoO$_{2}$ layers, was studied by angle-resolved photoemission spectroscopy. Detailed electronic structure…

Electric-field-induced resistance switching (RS) phenomena have been studied for over 60 years in metal/dielectrics/metal structures. In these experiments a wide range of dielectrics have been studied including binary transition metal…

Materials Science · Physics 2013-06-05 Shang Da-Shang , Sun Ji-Rong , Shen Bao-Gen , Wuttig Matthias

Understanding the interfacial electrical properties between metallic electrodes and low dimensional semiconductors is essential for both fundamental science and practical applications. Here we report the observation of thickness reduction…

Mesoscale and Nanoscale Physics · Physics 2015-02-17 Song-Lin Li , K. Komatsu , Shu Nakaharai , Yen-Fu Lin , M. Yamamoto , X. F. Duan , K. Tsukagoshi

We present the experimental results for Nb/Au/YBaCuO structures, in which the current flows along (001) direction of YBaCuO film. The theoretical evaluations show, that at the experimental values of the Au/YBaCuO interface transparency,…

Superconductivity · Physics 2007-05-23 P. V. Komissinski , G. A. Ovsyannikov , N. A. Tulina , V. V. Ryazanov