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Related papers: Relativistic Effects in LaBi$_2$ Thin Films

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We study the effect of substrate induced strain on the structural, transport, optical and electronic properties of Sr$_2$CoNbO$_6$ double perovskite thin films. The reciprocal space mapping, $\phi$-scan and high-resolution…

Materials Science · Physics 2020-08-19 Ajay Kumar , Rishabh Shukla , Akhilesh Pandey , Sandeep Dalal , M. Miryala , K. Ueno , M. Murakami , R. S. Dhaka

NbO2 is a potential material for nanometric memristor devices, both in the amorphous and the crystalline form. We fabricated NbO2 thin films using RF-magnetron sputtering from a stoichiometric target. The as-deposited films were amorphous…

Materials Science · Physics 2019-10-08 Ali Fakih , Johan Biscaras , Abhay Shukla

A theoretical study is presented of the effect of an in-plane magnetic exchange field on the band structure of centrosymmetric films of noble metals and topological insulators. Based on an ab initio relativistic $\mathbf{k}\cdot\mathbf{p}$…

Materials Science · Physics 2022-01-14 I. A. Nechaev , E. E. Krasovskii

The presence of 2D electron gases at surfaces or interfaces in oxide thin films remains a hot topic in condensed matter physics. In particular, BaBiO3 appears as a very interesting system as it was theoretically proposed that its (001)…

Pyrochlore oxides $A_2B_2$O$_7$ have been a fruitful playground for condensed matter physics because of the unique geometry in the crystal structure. Especially focusing on the $A$-site tetrahedral sub-lattice, in particular, pyrochlore…

Materials Science · Physics 2022-07-04 T. C. Fujita , H. Ito , M. Kawasaki

It is shown that for thin metallic films thickness of which does not exceed thickness of skin layer, the problem allows analytical solution. In the field of resonant frequencies the analysis of dependence of coefficients of transmission,…

Mathematical Physics · Physics 2015-03-17 A. V. Latyshev , A. A. Yushkanov

Transition metal nitrides are a fascinating class of hard coating material that provide an excellent platform for investigating superconductivity and fundamental electron phonon interactions. In this work the structural morphological and…

The quasi-2D Pt-based rare earth intermetallic material LaPt$_2$Si$_2$ has attracted attention as it exhibits strong interplay between charge density wave (CDW) and and superconductivity (SC). However, the most of the results reported on…

Recently, the superconductivity of bilayer nickelate La3Ni2O7 has been observed in the thin film at ambient pressure, facilitated by epitaxial strain. Here, we investigate the effects of film thickness and carrier doping on the electronic…

Superconductivity · Physics 2025-03-27 Haoliang Shi , Zihao Huo , Guanlin Li , Hao Ma , Tian Cui , Dao-Xin Yao , Defang Duan

We explore the electrical transport and magneto-conductance in quasi two-dimensional strongly correlated ultrathin films of LaNiO$_{3}$ (LNO) to investigate the effect of hetero-epitaxial strain on electron-electron and electron-lattice…

Strongly Correlated Electrons · Physics 2015-05-28 E. J. Moon , B. A. Gray , M. Kareev , J. Liu , S. G. Altendorf , F. Strigari , L. H. Tjeng , J. W. Freeland , J. Chakhalian

Inspired by nature, we investigate the short-range order effect on the physical properties of amorphous materials. Amorphous Al2O3 thin films exhibit a higher proportion of their 4-coordinated Al sites close to the surface, causing…

Materials Science · Physics 2019-05-22 Yael Etinger-Geller , Ekaterina Zoubenko , Maria Baskin , Lior Kornblum , Boaz Pokroy

We highlight recent advances in the theory, materials fabrication, and experimental characterization of strongly correlated and topological states in [111] oriented transition metal oxide thin films and heterostructures, which are…

Strongly Correlated Electrons · Physics 2020-05-19 Jak Chakhalian , Xiaoran Liu , Gregory A. Fiete

We present a density functional theory parametrized hybrid k$\cdot$p tight binding model for electronic properties of atomically thin films of transition-metal dichalcogenides, 2H-$MX_2$ ($M$=Mo, W; $X$=S, Se). We use this model to analyze…

Mesoscale and Nanoscale Physics · Physics 2018-08-07 David A. Ruiz-Tijerina , Mark Danovich , Celal Yelgel , Viktor Zólyomi , Vladimir I. Fal'ko

We investigated the $ab$-plane absorption spectra of $R$MnO$%_{3}$ ($R$ = La, Pr, Nd, Gd, and Tb) thin films. As the $R$-ion size decreases, we observed a drastic suppression of the 2 eV peak, \textit{i.e.} the inter-site optical transition…

Strongly Correlated Electrons · Physics 2007-05-23 M. W. Kim , S. J. Moon , J. H. Jung , Jaejun Yu , Sachin Parashar , P. Murugavel , T. W. Noh

The extremely large magnetoresistance (XMR) material LaBi was reported to become superconducting under pressure accompanying with suppressed magnetoresistance. However, the underlying mechanism is unclear. By using first-principles…

Superconductivity · Physics 2021-06-24 Jian-Feng Zhang , Peng-Jie Guo , Miao Gao , Kai Liu , Zhong-Yi Lu

The parallel-magnetic-field $H_\parallel$ dependence of the superconducting transition temperature $T_c$ is studied for ultrathin films of In, Bi, and Al grown on GaAs(110). In the case of In films in the monolayer regime, $T_c$ exhibits a…

Superconductivity · Physics 2017-10-24 Takayuki Sekihara , Takahiro Miyake , Ryuichi Masutomi , Tohru Okamoto

Novel quantum phenomena, including high-temperature superconductivity, topological properties, and charge/spin density waves, appear in low-dimensional conductive materials. It is possible to artificially create low-dimensional systems by…

Mesoscale and Nanoscale Physics · Physics 2021-02-16 M. Sakoda , H. Nobukane , S. Shimoda , S. Tanda

A theoretical study of the surface energy-loss function of freestanding Pb(111) thin films is presented, starting from the single monolayer case. The calculations are carried applying the linear response theory, with inclusion of the…

Materials Science · Physics 2013-04-11 X. Zubizarreta , E. V. Chulkov , V. M. Silkin

Using \emph{ab initio} band structure and DFT+dynamical mean-field theory methods we examine the effects of electron-electron interactions on the electronic structure, magnetic state, and structural phase stability of the recently…

Strongly Correlated Electrons · Physics 2026-01-26 I. V. Leonov

We discuss pinning properties of MgB2 thin films grown by pulsed-laser deposition (PLD) and by electron-beam (EB) evaporation. Two mechanisms are identified that contribute most effectively to the pinning of vortices in randomly oriented…