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  1. Article

    Open Access

    Unconventional superconductivity without do** in infinite-layer nickelates under pressure

    High-temperature unconventional superconductivity quite generically emerges from do** a strongly correlated parent compound, often (close to) an antiferromagnetic insulator. The recently developed dynamical ...

    Simone Di Cataldo, Paul Worm, Jan M. Tomczak, Liang Si in Nature Communications (2024)

  2. Article

    Open Access

    Correction: Resistance saturation in semi-conducting polyacetylene molecular wires

    Angelo Valli, Jan M. Tomczak in Journal of Computational Electronics (2024)

  3. Article

    Open Access

    Resistance saturation in semi-conducting polyacetylene molecular wires

    Realizing the promises of molecular electronic devices requires an understanding of transport on the nanoscale. Here, we consider a Su-Schrieffer-Heeger model for semi-conducting trans-polyacetylene molecular ...

    Angelo Valli, Jan M. Tomczak in Journal of Computational Electronics (2023)

  4. Article

    Open Access

    Coulomb engineering of two-dimensional Mott materials

    Two-dimensional materials can be strongly influenced by their surroundings. A dielectric environment screens and reduces the Coulomb interaction between electrons in the two-dimensional material. Since in Mott...

    Erik G. C. P. van Loon, Malte Schüler, Daniel Springer in npj 2D Materials and Applications (2023)

  5. Article

    Open Access

    Resistivity saturation in Kondo insulators

    Resistivities of heavy-fermion insulators typically saturate below a characteristic temperature T*. For some, metallic surface states, potentially from a non-trivial bulk topology, are a likely source of residual...

    Matthias Pickem, Emanuele Maggio, Jan M. Tomczak in Communications Physics (2021)

  6. Article

    Open Access

    Large Seebeck effect by charge-mobility engineering

    The Seebeck effect describes the generation of an electric potential in a conducting solid exposed to a temperature gradient. In most cases, it is dominated by an energy-dependent electronic density of states ...

    Peijie Sun, Beipei Wei, Jiahao Zhang, Jan M. Tomczak, A.M. Strydom in Nature Communications (2015)

  7. No Access

    Chapter and Conference Paper

    Thermopower of the Correlated Narrow Gap Semiconductor FeSi and Comparison to RuSi

    Iron based narrow gap semiconductors such as FeSi, FeSb2, or FeGa3have received a lot of attention because they exhibit a large thermopower, as well as striking similarities to heavy fermion Kondo insulators. Man...

    Jan M. Tomczak, K. Haule, G. Kotliar in New Materials for Thermoelectric Applicati… (2013)