Mostrando 241 - 260 Resultados de 3,563 Para Buscar '"fermión"', tiempo de consulta: 0.16s Limitar resultados
  1. 241
    por Skrzypek, Maciej, Was, Zbigniew
    Publicado 1999
    “…We present a scheme for integrating the matrix element of an arbitrary e^+e^-\to f_1f_2\bar f_3\bar f_4 process over the complete four-fermion phase space, or its any part, by means of the Monte Carlo technique. …”
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    Enlace del recurso
  2. 242
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  7. 247
    por Hernandez, P.
    Publicado 2001
    “…I review recent progress in the implementation of lattice fermions satisfying the Ginsparg-Wilson relation and some physical applications.…”
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  8. 248
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  10. 250
    “…The quantum action generated by fermions which are minimally coupled to abelian vortex background fields is studied in D=2+1 and D=3+1 Euclidean dimensions. …”
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  11. 251
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  13. 253
    “…The need to combine the most recent theoretical achievements in the CC03 sector with the state of the art description of the remaining part of the 4-fermion processes has led to an original combination of different codes, with the {\tt WPHACT 2.0} 4-fermion generator and the {\tt YFSWW} code for the CC03 $\mathcal{O}(\alpha)$ corrections as a starting point. …”
    Enlace del recurso
    Enlace del recurso
  14. 254
  15. 255
    por Araki, H, Moriya, H
    Publicado 2002
    “…It is shown that, among such $\ast$-automorphisms of the CAR algebra, there exists a family of one-parameter groups of $\ast$-automorphisms describing time evolutions of fermions, in which the particle number of the system changes by time while the Fock vacuum is kept invariant.…”
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  16. 256
    “…We present and discuss results for cutoff effects in the PCAC masses and the mass dependence of r_0 for full QCD and various fermion actions. Our discussion of how one computes mass dependences - here of r_0 - is also relevant for comparisons with chiral perturbation theory.…”
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    Enlace del recurso
  17. 257
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  19. 259
    por Olive, D, Scherk, J
    Publicado 1973
    “…The authors find the modified Lorentz invariant propagator which, when used on Neveu-Schwarz meson lines joining fermion lines, guarantees the coupling of just the ghost-free transverse spectrum of meson states. …”
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    Enlace del recurso
  20. 260
    por Welsh, Trevor A
    Publicado 2005
    “…Fermionic expressions for all minimal model Virasoro characters $\chi^{p, p'}_{r, s}$ are stated and proved. …”
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