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Related papers: Bulk-like d band of SrVO3 under a self-protective …

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A combined experimental and theoretical study of very-low-energy electron diffraction at the (0001) surface of 2H-NbSe2 is presented. Electron transmission spectra have been measured for energies up to 50 eV above the Fermi level with k||…

Strongly Correlated Electrons · Physics 2009-11-07 E. E. Krasovskii , W. Schattke , V. N. Strocov , R. Claessen

We performed angle-resolved photoelectron spectroscopy of the Bi(111) surface to demonstrate that this surface support edge states of non-trivial topology. Along the $\bar{\Gamma}\bar{M}$-direction of the surface Brillouin zone, a…

We present high-resolution bulk-sensitive photoemission spectra of (V$_{1-x}$M$_x$)$_2$O$_3$ (M=Cr, Ti). The measurements were made for the paramagnetic metal (PM), paramagnetic insulator (PI), and antiferromagnetic insulator (AFI) phases…

Strongly Correlated Electrons · Physics 2009-11-11 S. -K. Mo , H. -D. Kim , J. D. Denlinger , J. W. Allen , J. -H. Park , A. Sekiyama , A. Yamasaki , S. Suga , Y. Saitoh , T. Muro , P. Metcalf

We report the bulk sensitive Hard X-ray (hv=5.95keV) core level photoemission spectroscopy to investigate the intrinsic electronic structure of strained (La0.85Ba0.15)MnO3 thin films. In a 20nm thick well-strained film with strongly…

The electronic structure of V2O3 thin films is studied by means of the augmented spherical wave method as based on density functional theory and the local density approximation. We establish that effects of charge redistribution, induced by…

Strongly Correlated Electrons · Physics 2009-09-22 Udo Schwingenschloegl , Raymond Fresard , Volker Eyert

We use temperature- and field-dependent resistivity measurements [Shubnikov--de Haas (SdH) quantum oscillations] and ultrahigh resolution, tunable, vacuum ultraviolet (VUV) laser-based angle-resolved photoemission spectroscopy (ARPES) to…

Materials Science · Physics 2017-05-24 Yun Wu , Na Hyun Jo , Daixiang Mou , Lunan Huang , S. L. Bud'ko , P. C. Canfield , Adam Kaminski

We investigate the valence band structure of Pb on Ge(001) by Angle-Resolved Photoelectron Spectroscopy. Three Ge bands, G1, G2, and G3, were observed on Ge(001) 2x1 clean surface. In addition to these three bands, a forth band (R band) is…

The electronic origin of the structural transition in 1T-VSe$_2$ is re-evaluated through an extensive angle-resolved photoemission spectroscopy experiment. The components of the band structure, missing in previous reports, are revealed.…

Bulk Bi2Te3 is known to be a topological insulator. We investigate surface states of Bi2Te3(111) thin films using density-functional theory including spin-orbit coupling. We construct a method to unambiguously identify surface states of…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 Kyungwha Park , J. J. Heremans , V. W. Scarola , Djordje Minic

Valence band onset (Ev), valence band tail (VBT) and valence plasmons (VPs) have been studied as a function of sputtering of SnO2 and In2-xSnxO3 (ITO) thin films, using ultraviolet photoemission spectroscopy (UPS). Decrease in Ev with…

Materials Science · Physics 2014-06-13 Shailendra Kumar , C. Mukherjee , D. M. Phase

We consider the details of the near-surface electronic band structure of a prototypical ferromagnet, Fe(001). Using high resolution angle-resolved photoemission spectroscopy we demonstrate openings of the spin-orbit induced electronic band…

We have measured soft x-ray photoemission and O 1{\it s} x-ray absorption spectra of Ca$_{1-x}$Sr$_x$RuO$_3$ thin films prepared {\it in situ}. The coherent and incoherent parts have been identified in the bulk component of the…

Strongly Correlated Electrons · Physics 2009-11-10 M. Takizawa , D. Toyota , H. Wadati , A. Chikamatsu , H. Kumigashira , A. Fujimori , M. Oshima , Z. Fang , M. Lippmaa , M. Kawasaki , H. Koinuma

We analyse a unique sample of 517 bright ($L>L^{*}$) LBGs at redshift z$\sim$3 in order to characterise the distribution of their UV slopes $\beta$ and infer their dust extinction under standard assumptions. We exploited multi-band…

Astrophysics of Galaxies · Physics 2019-06-19 S. Pilo , M. Castellano , A. Fontana , A. Grazian , K. Boutsia , L. Pentericci , E. Giallongo , E. Merlin , D. Paris , P. Santini

The cascade of electronic phases in CsV$_3$Sb$_5$ raises the prospect to disentangle their mutual interactions in a clean, strongly interacting Kagome lattice. When the Kagome planes are stacked into a crystal, its electronic dimensionality…

We present an angle-resolved photoemission spectroscopy study of the electronic structure of SnTe, and compare the experimental results to ab initio band structure calculations as well as a simplified tight-binding model of the p-bands. Our…

We apply density functional theory and the augmented spherical wave method to analyze the electronic structure of V2O3 in the vicinity of an interface to Al2O3. The interface is modeled by a heterostructure setup of alternating vanadate and…

Strongly Correlated Electrons · Physics 2009-01-22 Udo Schwingenschloegl , Raymond Fresard , Volker Eyert

We investigate the electronic structure of high-quality single-crystal LaNiO$_3$ (LNO) thin films using in situ photoemission spectroscopy (PES). The in situ high-resolution soft x-ray PES measurements on epitaxial thin films reveal the…

Strongly Correlated Electrons · Physics 2015-04-30 K. Horiba , R. Eguchi , M. Taguchi , A. Chainani , A. Kikkawa , Y. Senba , H. Ohashi , S. Shin

We computationally study the Fermi arc states in a Dirac semimetal, both in a semi-infinite slab and in the thin-film limit. We use Cd$_3$A$_2$ as a model system, and include perturbations that break the $C_4$ symmetry and inversion…

Mesoscale and Nanoscale Physics · Physics 2020-11-04 Pablo Villar Arribi , Jian-Xin Zhu , Timo Schumann , Susanne Stemmer , Anton A. Burkov , Olle Heinonen

High resolution angle-resolved photoemission measurements are carried out to systematically investigate the effect of cleaving temperature on the electronic structure and Fermi surface of Sr$_2$RuO$_4$. Different from previous reports that…

A topological superconductor is a fully gapped superconductor that exhibits exotic zero-energy Andreev surface states at interfaces with a normal metal. In this paper we investigate the properties of a three-dimensional time reversal…

Superconductivity · Physics 2010-11-11 Andreas P. Schnyder , P. M. R. Brydon , Dirk Manske , Carsten Timm