Search Results - "Hewson, A. C."

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    Quantum phase transition in a minimal model for the Kondo effect in a Josephson junction by OGURI, Akira, TANAKA, Yoshihide, HEWSON, A. C

    Published in Journal of the Physical Society of Japan (01-09-2004)
    “…We propose a minimal model for the Josephson current through a quantum dot in a Kondo regime. We start with the model that consists of an Anderson impurity…”
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    Journal Article
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    Gap formation and soft phonon mode in the Holstein model by Meyer, D, Hewson, A C, Bulla, R

    Published in Physical review letters (04-11-2002)
    “…We investigate electron-phonon coupling in many-electron systems using the dynamical mean-field theory in combination with the numerical renormalization group…”
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    Journal Article
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    Quasiparticle excitations and dynamic susceptibilities in the BCS-BEC crossover by Bauer, J, Hewson, A. C

    Published in Europhysics letters (01-01-2009)
    “…We study dynamic ground-state properties in the crossover from weak-(BCS) to strong-coupling (BEC) superfluidity. Our approach is based on the attractive…”
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    Journal Article
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    First- and second-order phase transitions in the Holstein-Hubbard model by Koller, W, Meyer, D, Ōno, Y, Hewson, A. C

    Published in Europhysics letters (01-05-2004)
    “…We investigate metal-insulator transitions in the half-filled Holstein-Hubbard model as a function of the on-site electron-electron interaction U and the…”
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    Journal Article
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    Rhinovirus induces MUC5AC in a human infection model and in vitro via NF-κB and EGFR pathways by Hewson, C A, Haas, J J, Bartlett, N W, Message, S D, Laza-Stanca, V, Kebadze, T, Caramori, G, Zhu, J, Edbrooke, M R, Stanciu, L A, Kon, O M, Papi, A, Jeffery, P K, Edwards, M R, Johnston, S L

    Published in The European respiratory journal (01-12-2010)
    “…Rhinovirus (RV) infections are the major cause of asthma exacerbations, the major cause of morbidity and mortality in asthma. MUC5AC is the major mucin…”
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    Journal Article
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    Convergence of energy scales on the approach to a local quantum critical point by Nishikawa, Y, Crow, D J G, Hewson, A C

    Published in Physical review letters (31-01-2012)
    “…We find the emergence of strong correlations and universality on the approach to the quantum critical points of a two-impurity Anderson model. The two…”
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    Journal Article
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    Higher-Order Fermi-Liquid Corrections for an Anderson Impurity Away from Half Filling by Oguri, Akira, Hewson, A C

    Published in Physical review letters (23-03-2018)
    “…We study the higher-order Fermi-liquid relations of Kondo systems for arbitrary impurity-electron fillings, extending the many-body quantum theoretical…”
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    Journal Article
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    The Strong Coupling Fixed-Point Revisited by C. Hewson, A.

    Published in Journal of the Physical Society of Japan (01-01-2005)
    “…In recent work, we have shown that the Fermi liquid aspects of the strong coupling fixed point of the s-d and Anderson models can brought out more clearly by…”
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    Journal Article
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    Determination of the phase shifts for interacting electrons connected to reservoirs by OGURI, Akira, NISIKAWA, Yunori, HEWSON, A. C

    Published in Journal of the Physical Society of Japan (01-09-2005)
    “…We describe a formulation to deduce the phase shifts, which determine the ground-state properties of interacting quantum-dot systems with the inversion…”
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    Journal Article
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    NRG Approach to the Transport through a Finite Hubbard Chain Connected to Reservoirs by Oguri, Akira, C. Hewson, A.

    Published in Journal of the Physical Society of Japan (01-03-2005)
    “…We study the low-energy properties of a Hubbard chain of finite size NC connected to two noninteracting leads using the numerical renormalization group (NRG)…”
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    Journal Article
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    Renormalized quasiparticles in antiferromagnetic states of the Hubbard model by BAUER, J, HEWSON, A. C

    “…We analyze the properties of the quasiparticle excitations of metallic antiferromagnetic states in a strongly correlated electron system. The study is based on…”
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    Journal Article
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    Equilibrium and non-equilibrium dynamics of quasiparticles for locally correlated systems in a magnetic field by Bauer, J., Hewson, A.C., Oguri, A.

    “…We present renormalised perturbation theory calculations for the description of the dynamics of quasiparticles in the Anderson impurity model in magnetic…”
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    Journal Article Conference Proceeding
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    A differential role for ceramide kinase in antigen/FcεRI-mediated mast cell activation and function by HEWSON, C. A, WATSON, J. R, LIU, W. L, FIDOCK, M. D

    Published in Clinical and experimental allergy (01-03-2011)
    “…Cite this as: C. A. Hewson, J. R. Watson, W. L. Liu and M. D. Fidock, Clinical & Experimental Allergy, 2011 (41) 389-398. Background Mast cells are specialized…”
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    Journal Article
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    Perturbational scaling theory of the induced magnetization in the impurity Anderson model by Edwards, K., Hewson, A. C., Pandis, V.

    “…We demonstrate the effectiveness of a generalized renormalized perturbational approach to calculate the induced magnetization for the single impurity Anderson…”
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    Journal Article
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