Search Results - "Talevi, M."

Non-perturbative renormalization of lattice four-fermion operators without power subtractions by Donini, A., Giménez, V., Martinelli, G., Talevi, M., Vladikas, A.

“…A general nonperturbative analysis of the renormalization properties of \(\Delta I=3/2\) four-fermion operators in the framework of lattice regularization with…”
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The QCD chiral condensate from the lattice by Giusti, L., Rapuano, F., Talevi, M., Vladikas, A.

“…We determine the chiral condensate from simulations of quenched lattice QCD with Wilson fermions. Our measurements have been obtained with high statistics at…”
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Ichthyosaurian eyes: paleobiological information content in the sclerotic ring of Caypullisaurus (Ichthyosauria, Ophthalmosauria) by Fernández, M. S., Archuby, F., Talevi, M., Ebner, R.

“…In the eyes of many extant reptiles there is an osseous ring embedded within the sclera and around the cornea. This sclerotic ring was well developed and is…”
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Lattice quark masses: a non-perturbative measurement by Giménez, V., Giusti, L., Rapuano, F., Talevi, M.

“…We discuss the renormalization of different definitions of quark masses in the Wilson and the tree-level improved SW-Clover fermionic action. Using…”
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Non-perturbative renormalization of quark bilinears by Giménez, V., Giusti, L., Rapuano, F., Talevi, M.

“…We compute non-perturbatively the renormalization constants of quark bilinears on the lattice in the quenched approximation at three values of the coupling β =…”
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Status and perspectives of non-perturbative renormalization in weak decays by Talevi, M.

“…We discuss the status and the problems related to the application of the off-shell non-perturbative renormalization method in a fixed gauge to operators…”
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Light hadron spectroscopy with O ( a ) improved dynamical fermions by Allton, C. R., Booth, S. P., Bowler, K. C., Foster, M., Garden, J., Irving, A. C., Kenway, R. D., Michael, C., Peisa, J., Pickles, S. M., Sexton, J. C., Sroczynski, Z., Talevi, M., Wittig, H.

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B-parameters for ΔS=2 supersymmetric operators by Allton, C.R., Conti, L., Donini, A., Gimenez, V., Giusti, L., Martinelli, G., Talevi, M., Vladikas, A.

“…We present a calculation of the matrix elements of the most general set of ΔS=2 dimension-six four-fermion operators. The values of the matrix elements are…”
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ICHTHYOSAURIAN EYES: PALEOBIOLOGICAL INFORMATION CONTENT IN THE SCLEROTIC RING OF CAYPULLISAURUS (ICHTHYOSAURIA, OPHTHALMOSAURIA) by FERNÁNDEZ, M. S, ARCHUBY, F, TALEVI, M, EBNER, R

“…In the eyes of many extant reptiles there is an osseous ring embedded within the sclera and around the cornea. This sclerotic ring was well developed and is…”
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Lattice B-parameters for ΔS=2 and ΔI=3/2 operators by Conti, L, Donini, A, Gimenez, V, Martinelli, G, Talevi, M, Vladikas, A

“…We compute several matrix elements of dimension-six four-fermion operators and extract their B-parameters. The calculations have been performed with the…”
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Non-perturbative improvement of lattice QCD at large momenta by Martinelli, G., Rossi, G.C., Sachrajda, C.T., Sharpe, S., Talevi, M., Testa, M.

“…We propose a method to improve lattice operators composed of Wilson fermions which allows the removal of all corrections of O( a), including those proportional…”
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Non-perturbative renormalisation of the lattice ΔS = 2 four-fermion operator by Donini, A, Martinelli, G, Sachrajda, C.T, Talevi, M, Vladikas, A

“…We compute the renormalised four-fermion operator O ΔS=2 using a non-perturbative method recently introduced for determining the renormalisation constants of…”
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Non-perturbative renormalization in kaon decays by Donini, A., Giménez, V., Martinelli, G., Rossi, G.C., Talevi, M., Testa, M., Vladikas, A.

“…We discuss the application of the MPSTV non-perturbative method [1] to the operators relevant to kaon decays. This enables us to reappraise the long-standing…”
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Bridging the southern gap: First definitive evidence of Late Jurassic ichthyosaurs from Antarctica and their dispersion routes by Campos, L., Fernández, M.S., Herrera, Y., Talevi, M., Concheyro, A., Gouiric-Cavalli, S., O'Gorman, J.P., Santillana, S.N., Acosta-Burlaille, L., Moly, J.J., Reguero, M.A.

“…New ichthyosaur remains from the Upper Jurassic of Antarctica, recovered from the Ameghino (=Nordenskjöld) Formation are described. These three new specimens…”
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Non-perturbative renormalization of the Δ S = 2 four-fermion operator and the heavy-light static axial current by Donini, A., Giménez, V., Martinelli, G., Sachrajda, C.T., Talevi, M., Vladikas, A.

“…We apply a recently introduced non-perturbative renormalization method to two types of lattice operators: the Δ S = 2 four fermion operator and the heavy-light…”
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A first taste of dynamical fermions with an O(a) improved action by Talevi, M.

“…We present the first results obtained by the UKQCD Collaboration using a non-perturbatively O(a) improved Wilson quark action with two degenerate dynamical…”
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Light hadron spectroscopy with O( a) improved dynamical fermions by Talevi, M.

“…We present results for the hadron spectrum and static quark potential from a simulation with two flavours of O( a) improved dynamical Wilson fermions at β =…”
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Quark masses and the chiral condensate with a non-perturbative renormalization procedure by Giménez, V., Giusti, L., Rapuano, F., Talevi, M., Vladikas, A.

“…We determine the quark masses and the chiral condensate in the MS scheme at NNLO from Lattice QCD in the quenched approximation at β = 6.0, β = 6.2 and β = 6.4…”
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Non-perturbative renormalization of the complete basis of four-fermion operators and B-parameters by Conti, L., Donini, A., Gimenez, V., Martinelli, G., Talevi, M., Vladikas, A.

“…We present results on the B-parameters B K, B 7 3 2 and B 8 3 2 , at β = 6.0, with the tree-level Clover action. The renormalization of the complete basis of…”
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Ichthyosaurian Eyes: Paleobiological Information Content In The Sclerotic Ring Of Caypullisaurus (Ichthyosauria, Ophthalmosauria) by Fernandez, MS, Archuby, F, Talevi, M, Ebner, R

“…In the eyes of many extant reptiles there is an osseous ring embedded within the sclera and around the cornea. This sclerotic ring was well developed and is…”
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