Search Results - "Femenia, P. Ruiz"

Relic density of wino-like dark matter in the MSSM by Beneke, M., Bharucha, A., Dighera, F., Hellmann, C., Hryczuk, A., Recksiegel, S., Ruiz-Femenía, P.

“…A bstract The relic density of TeV-scale wino-like neutralino dark matter in the MSSM is subject to potentially large corrections as a result of the Sommerfeld…”
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A precise characterisation of the top quark electro-weak vertices at the ILC by Amjad, M. S., Bilokin, S., Boronat, M., Doublet, P., Frisson, T., García, I. García, Perelló, M., Pöschl, R., Richard, F., Ros, E., Rouëné, J., Femenia, P. Ruiz, Vos, M.

“…Top quark production in the process e + e - → t t ¯ at a future linear electron positron collider with polarised beams is a powerful tool to determine…”
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The last refuge of mixed wino-Higgsino dark matter by Beneke, M., Bharucha, A., Hryczuk, A., Recksiegel, S., Ruiz-Femenía, P.

“…A bstract We delineate the allowed parameter and mass range for a wino-like dark matter particle containing some Higgsino admixture in the MSSM by analysing…”
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Non-relativistic pair annihilation of nearly mass degenerate neutralinos and charginos III. Computation of the Sommerfeld enhancements by Beneke, M., Hellmann, C., Ruiz-Femenía, P.

“…A bstract This paper concludes the presentation of the non-relativistic effective field theory formalism designed to calculate the radiative corrections that…”
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Non-relativistic pair annihilation of nearly mass degenerate neutralinos and charginos II. P-wave and next-to-next-to-leading order S-wave coefficients by Hellmann, C., Ruiz-Femenía, P.

“…A bstract This paper is a continuation of an earlier work (arXiv:1210.7928) which computed analytically the tree-level annihilation rates of a collection of…”
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Non-resonant and electroweak NNLO correction to the e+e− top anti-top threshold by Beneke, M., Maier, A., Rauh, T., Ruiz-Femenía, P.

“…A bstract We determine the NNLO electroweak correction to the e + e − → b b ¯ W + W − X production cross section near the top-pair production threshold. The…”
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Non-relativistic pair annihilation of nearly mass degenerate neutralinos and charginos I. General framework and S-wave annihilation by Beneke, M., Hellmann, C., Ruiz-Femenía, P.

“…A bstract We compute analytically the tree-level annihilation rates of a collection of non- relativistic neutralino and chargino two-particle states in the…”
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Threshold singularities, dispersion relations and fixed-order perturbative calculations by Beneke, M., Ruiz-Femenía, P.

“…A bstract We show how to correctly treat threshold singularities in fixed-order perturbative calculations of the electron anomalous magnetic moment and…”
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Instanton-mediated baryon number violation in non-universal gauge extended models by Fuentes-Martín, J., Portolés, J., Ruiz-Femenía, P.

“…A bstract Instanton solutions of non-abelian Yang-Mills theories generate an effective action that may induce lepton and baryon number violations, namely Δ B =…”
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Heavy neutralino relic abundance with Sommerfeld enhancements — a study of pMSSM scenarios by Beneke, M., Hellmann, C., Ruiz-Femenía, P.

“…A bstract We present a detailed discussion of Sommerfeld enhancements in neutralino dark matter relic abundance calculations for several popular benchmark…”
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Erratum: Non-relativistic pair annihilation of nearly mass degenerate neutralinos and charginos I. General framework and S-wave annihilation by Beneke, M., Hellmann, C., Ruiz-Femenía, P.

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Electroweak non-resonant NLO corrections to in the resonance region by Beneke, M., Jantzen, B., Ruiz-Femenía, P.

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New contributions to heavy quark sum rules by Portolés, J., Ruiz-Femenía, P.D.

“…We analyze new contributions to the theoretical input in heavy quark sum rules and we show that the general theory of singularities of perturbation theory…”
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QED box amplitude in heavy fermion production by Portolés, J., Ruiz-Femenía, P.D.

“…We evaluate the two-photon box contribution to heavy fermion production in electron positron annihilation, that provides \({\cal O}(\alpha^2)\) electromagnetic…”
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Simulation of many-qubit quantum computation with matrix product states by Bañuls, M. C., Orús, R., Latorre, J. I., Pérez, A., Ruiz-Femenía, P.

“…Matrix product states provide a natural entanglement basis to represent a quantum register and operate quantum gates on it. This scheme can be materialized to…”
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Implementing invariant mass cuts and finite lifetime effects in top-antitop production at threshold by Hoang, A., Reißer, C., Ruiz-Femenía, P.

“…The effects of the finite top quark width in the top pair production cross section close to the threshold are discussed in this talk. We introduce a t t ¯…”
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Next-to-next-to-leading order nonresonant corrections to threshold top-pair production from e + e − collisions: Endpoint-singular terms by Jantzen, B., Ruiz-Femenía, P.

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The hadronic cross-section in the resonance energy region by Portolés, J., Ruiz-Femenia, P.D.

“…We study the hadronic vacuum polarization in the resonance energy region, using the framework given bythe Resonance Effective Theory of QCD. We consider the…”
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Non-relativistic pair annihilation of nearly mass degenerate neutralinos and charginos II. P-wave and next-to-next-to-leading order S-wave coefficients by Hellmann, C, Ruiz-Femenia, P

“…JHEP 1308 (2013) 084 This paper is a continuation of an earlier work (arXiv:1210.7928) which computed analytically the tree-level annihilation rates of a…”
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Next-to-next-to-leading order nonresonant corrections to threshold top-pair production from e super(+)e super(-) collisions: Endpoint-singular terms by Jantzen, B, Ruiz-Femenia, P

“…We analyze the subleading nonresonant contributions to the e super(+)e super(-) arrow right W super(+)W super(-)bb cross section at energies near the…”
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