activity
20022024
most citedSpectroscopic signatures of spin-charge separation in the quasi-one-dimensional organic conductor TTF-TCNQ

172 citations · 2.1k across the 58 of their papers we have counts for

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11 papers · 1 filter

cond-mat.str-el2014★ 18 cited

Effect of Gd doping and O deficiency on the Curie temperature of EuO

Nuttachai Jutong, Thomas Mairoser, Ulrich Eckern +1

The effect of Gd doping and O deficiency on the electronic structure, exchange interaction, and Curie temperature of EuO in the cubic and tetragonal phases is studied by means of d…

cond-mat.str-el2013★ 20 cited

Metal-insulator transition at the LaAlO3/SrTiO3 interface revisited: A hybrid functional study

F. Cossu, U. Schwingenschlögl, V. Eyert

We investigate the electronic properties of the LaAlO3/SrTiO3 interface using density functional theory. In contrast to previous studies, which relied on (semi-)local functionals a…

cond-mat.str-el2012★ 3 cited

On the ferromagnetic character of (LaVO)/SrVO superlattices

Cosima Schuster, Ulrike Lueders, Udo Schwingenschloegl +1

The experimental observation that vanadate superlattices (LaVO)/SrVO show ferromagnetism up to room temperature [U.\ Lüders {\it et al.}, Phys.\ Rev.\ B {\bf 80}, 24110…

cond-mat.str-el2012★ 77 cited

Mind the gap but also the spin: why the Heyd-Scuseria-Ernzerhof hybrid functional description of VO2 phases is not correct

Ricardo Grau-Crespo, Hao Wang, Udo Schwingenschloegl

In contrast with recent claims that the Heyd-Scuseria-Ernzerhof (HSE) screened hybrid functional can provide a good description of the electronic and magnetic structure of VO2 phas…

cond-mat.str-el2011★ 7 cited

Role of electronic correlations in Ga

Zhiyong Zhu, Xuhui Wang, Udo Schwingenschlögl

An extended around mean field (AMF) functional for less localized electrons is developed to quantify the influence of electronic correlations in -Ga. Both the local density…

cond-mat.str-el2009★ 13 cited

Stripe segregation and magnetic coupling in the nickelate La_5/3 Sr_1/3 NiO_4

Udo Schwingenschloegl, Cosima Schuster, Raymond Fresard

We investigate the consequences of the stripe formation in the nickelate La5/3Sr1/3NiO4 for the details of its crystal structure and electronic states. Our data are based on numeri…