Search Results - "Friedemann, Sven"

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  1. 1

    Existence and stability of skyrmion bags in thin magnetic films by Kind, Charles, Friedemann, Sven, Read, Dan

    Published in Applied physics letters (13-01-2020)
    “…Skyrmion bags are spin textures of any integer topological degree, realized in micromagnetic simulations and experimentally in liquid crystals. They have been…”
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  2. 2

    Fermi-surface collapse and dynamical scaling near a quantum-critical point by Friedemann, Sven, Oeschler, Niels, Wirth, Steffen, Krellner, Cornelius, Geibel, Christoph, Steglich, Frank, Paschen, Silke, Kirchner, Stefan, Si, Qimiao, Abrahams, Elihu

    “…Quantum criticality arises when a macroscopic phase of matter undergoes a continuous transformation at zero temperature. While the collective fluctuations at…”
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  3. 3

    Thermal and electrical transport across a magnetic quantum critical point by Pfau, Heike, Hartmann, Stefanie, Stockert, Ulrike, Sun, Peijie, Lausberg, Stefan, Brando, Manuel, Friedemann, Sven, Krellner, Cornelius, Geibel, Christoph, Wirth, Steffen, Kirchner, Stefan, Abrahams, Elihu, Si, Qimiao, Steglich, Frank

    Published in Nature (London) (26-04-2012)
    “…The heavy-fermion compound YbRh 2 Si 2 possesses a quantum critical point, at which the standard theory of electron behaviour in metals is expected to break…”
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  4. 4

    Transport evidence for decoupled nematic and magnetic criticality in iron chalcogenides by Ayres, Jake, Čulo, Matija, Buhot, Jonathan, Bernáth, Bence, Kasahara, Shigeru, Matsuda, Yuji, Shibauchi, Takasada, Carrington, Antony, Friedemann, Sven, Hussey, Nigel E.

    Published in Communications physics (22-04-2022)
    “…Electronic nematicity in correlated metals often occurs alongside another instability such as magnetism. The question thus remains whether nematicity alone can…”
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  5. 5

    Mutual stabilization of charge-density-wave and monoclinic distortion in sulfur at high pressures by Moulding, Owen, Conway, Lewis J., Osmond, Israel, Cross, Sam, Hermann, Andreas, Buhot, Jonathan, Friedemann, Sven

    Published in Physical review research (01-11-2023)
    “…The charge-density-wave (CDW) amplitude mode of the high-pressure sulfur-IV phase is observed between 83 and 146 GPa using Raman spectroscopy. The energy of…”
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  6. 6

    Electronic structure of LuRh2Si2: 'small' Fermi surface reference to YbRh2Si2 by Friedemann, Sven, Goh, Swee K, Rourke, Patrick M C, Reiss, Pascal, Sutherland, Michael L, Malte Grosche, F, Zwicknagl, Gertrud, Fisk, Zachary

    Published in New journal of physics (10-09-2013)
    “…We present band structure calculations and quantum oscillation measurements on LuRh2Si2, which is an ideal reference to the intensively studied quantum…”
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  7. 7

    Anisotropic Zeeman Splitting in YbNi4P2 by Sara Karbassi, Saman Ghannadzadeh, Kristin Kliemt, Manuel Brando, Cornelius Krellner, Sven Friedemann

    Published in SciPost physics (01-11-2018)
    “…The electronic structure of heavy-fermion materials is highly renormalised at low temperatures with localised moments contributing to the electronic excitation…”
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  8. 8

    Pressure and field tuning in the Kondo lattice ferromagnet CeAgSb2 by Logg, Peter, Feng, Zhuo, Ebihara, Takao, Zou, Yang, Friedemann, Sven, Alireza, Patricia, Goh, Swee, Grosche, F. Malte

    Published in physica status solidi (b) (01-03-2013)
    “…The intermetallic compound CeAgSb2 is an unusual example of a ferromagnetically ordered Kondo lattice system. Ferromagnetism sets in below the Curie…”
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  9. 9

    LuRh2Si2: Sensitivity of the Fermi surface to the Si z-position by Reiss, Pascal, Rourke, Patrick M. C., Zwicknagl, Gertrud, Grosche, F. Malte, Friedemann, Sven

    Published in physica status solidi (b) (01-03-2013)
    “…We present band structure calculations of the non‐magnetic compound LuRh2Si2 which serves as a reference for YbRh2Si2, a prototypical material for the…”
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  10. 10

    Fermi Surface Reconstruction and Electron Dynamics at the Charge-Density-Wave Transition in TiSe2 by Knowles, Patrick, Yang, Bo, Muramatsu, Takaki, Moulding, Owen, Buhot, Jonathan, Sayers, Charles J, Da Como, Enrico, Friedemann, Sven

    Published in Physical review letters (24-04-2020)
    “…The evolution of the charge carrier concentrations and mobilities are examined across the charge-density-wave (CDW) transition in TiSe2. Combined quantum…”
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  11. 11

    Effects of ferromagnetic & carbon-fibre Z-Pins on the magnetic properties of composites by Chen, Mudan, Zhang, Bing, Friedemann, Sven, Allegri, Giuliano, Hallett, Stephen R.

    Published in Composites science and technology (03-05-2021)
    “…This paper investigates for the first time the effects of Z-pins on the magnetic properties of composite laminates. In-plane and out-of-plane M-H curves of…”
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  12. 12

    Possible Raman signature of broken symmetry states near the quantum critical point in P doped BaFe2As2: Experiment and theory by Swain, Debasmita, Ghosh, Soumyadeep, Bera, Kousik, Friedemann, Sven, Ghosh, Haranath, Roy, Anushree, Das, Sitikantha D.

    Published in Physica. C, Superconductivity (15-03-2023)
    “…Single crystals of the iron-pnictide compound BaFe2(As1−xPx)2 for x∼0.23, with a doping concentration near quantum criticality and enhanced nematic fluctuating…”
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  13. 13

    Quantum tricritical points in NbFe2 by Friedemann, Sven, Duncan, Will J., Hirschberger, Max, Bauer, Thomas W., Küchler, Robert, Neubauer, Andreas, Brando, Manuel, Pfleiderer, Christian, Grosche, F. Malte

    Published in Nature physics (01-01-2018)
    “…Quantum critical points (QCPs) emerge when a second-order phase transition is suppressed to zero temperature. In metals the quantum fluctuations at such a QCP…”
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    Pressure-Induced Metallization of BaH 2 and the Effect of Hydrogenation by Shuttleworth, Hannah A, Osmond, Israel, Strain, Calum, Binns, Jack, Buhot, Jonathan, Friedemann, Sven, Howie, Ross T, Gregoryanz, Eugene, Peña-Alvarez, Miriam

    Published in The journal of physical chemistry letters (21-12-2023)
    “…Using optical spectroscopy, X-ray diffraction, and electrical transport measurements, we have studied the pressure-induced metallization in BaH and Ba H . Our…”
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  17. 17

    Pressure-Induced Metallization of BaH2 and the Effect of Hydrogenation by Shuttleworth, Hannah A., Osmond, Israel, Strain, Calum, Binns, Jack, Buhot, Jonathan, Friedemann, Sven, Howie, Ross T., Gregoryanz, Eugene, Peña-Alvarez, Miriam

    Published in The journal of physical chemistry letters (21-12-2023)
    “…Using optical spectroscopy, X-ray diffraction, and electrical transport measurements, we have studied the pressure-induced metallization in BaH2 and Ba8H46…”
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    Truncated mass divergence in a Mott metal by Semeniuk, Konstantin, Chang, Hui, Baglo, Jordan, Friedemann, Sven, Tozer, Stanley W., Coniglio, William A., Gamża, Monika B., Reiss, Pascal, Alireza, Patricia, Leermakers, Inge, McCollam, Alix, Grockowiak, Audrey D., Grosche, F. Malte

    “…The Mott metal–insulator transition represents one of the most fundamental phenomena in condensed matter physics. Yet, basic tenets of the canonical…”
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  20. 20

    Charge Order and Superconductivity in Underdoped YBa2Cu3O7−δ under Pressure by Putzke, Carsten, Ayres, Jake, Buhot, Jonathan, Licciardello, Salvatore, Hussey, Nigel E, Friedemann, Sven, Carrington, Antony

    Published in Physical review letters (16-03-2018)
    “…In underdoped cuprates, an incommensurate charge density wave (CDW) order is known to coexist with superconductivity. A dip in Tc at the hole doping level…”
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