Results 81 to 90 of about 179,912 (222)

Cáncer de pene: presentación de un caso

open access: yesArchivo Médico de Camagüey, 2011
Introducción: el carcinoma epidermoide es una neoplasia poco frecuente en el pene, que por su localización trae como consecuencias serias afectaciones de la calidad de vida de los pacientes, ocasiona daños tanto físicos, psíquicos como sexuales, por lo ...
Jorge Cesar Pedroso Delgado   +3 more
doaj  

Convergence of U-statistics indexed by a random walk to stochastic integrals of a Levy sheet

open access: yes, 2014
We establish limit theorems for U-statistics indexed by a random walk on Z^d and we express the limit in terms of some Levy sheet Z(s,t). Under some hypotheses, we prove that the limit process is Z(t,t) if the random walk is transient or null-recurrent ...
Franke, Brice   +2 more
core   +1 more source

L’eau convoitée de la Guyane vénézuélienne1

open access: yesCybergeo, 2004
The Guayana region of Venezuela is controlled by the State’s planning. This territory is very important for the national economical development. The hydrological potential of the Caroni’s river is coveted for hydroelectric, industrial and urban uses that
Anne Pene-Annette
doaj   +1 more source

Mesonic states in the generalised Nambu-Jona-Lasinio theories

open access: yes, 2004
For any Nambu-Jona-Lasinio model of QCD with arbitrary nonlocal, instantaneous, quark current-current confining kernels, we use a generalised Bogoliubov technique to go beyond BCS level (in the large-Nc limit) so as to explicitly build quark-antiquark ...
Nefediev, A. V., Ribeiro, J. E. F. T.
core   +2 more sources

Phenomenological discussion of $B\to P V$ decays in QCD improved factorization approach

open access: yes, 2003
Trying a global fit of the experimental branching ratios and CP-asymmetries of the charmless $B\to PV$ decays according to QCD factorization, we find it impossible to reach a satisfactory agreement, the confidence level (CL) of the best fit is smaller ...
Aleksan, R.   +4 more
core   +1 more source

Relación entre condilomas acuminados, cáncer de pene y ano

open access: yesArchivo Médico de Camagüey, 2013
Fundamento: se señala que existen más de 200 genotipos de virus de papiloma humano, de ellos más de 40 se han aislado en el tracto genital inferior.
C. Telma M. Ferrá Torres   +1 more
doaj  

Dynamical lattice computation of the Isgur-Wise functions τ1/2 and τ3/2 [PDF]

open access: yes, 2009
We perform a two-flavor dynamical lattice computation of the Isgur-Wise functions t1/2 and t3/2 at zero recoil in the static limit. We find t1/2(1) = 0.297(26) and t3/2(1) = 0.528(23) fulfilling Uraltsev’s sum rule by around 80%.
Blossier, Benoit   +2 more
core  

Analytical approach to chiral symmetry breaking in Minkowsky space

open access: yes, 2003
The mass gap equation for spontaneous chiral symmetry breaking is studied directly in Minkowsky space. In hadronic physics, spontaneous chiral symmetry breaking is crucial to generate a constituent mass for the quarks, and to produce the Partially ...
A. Le Yaouanc   +26 more
core   +1 more source

Sección del ligamento dorsal del pene y epididimectomia en la preparación de toros detectores de celo

open access: yesRevista Científica, 2010
Se describe una técnica quirúrgica modificada para la preparación de toros detectores de celo, mediante la sección del ligamento dorsal del pene y de los epididimos.
Carlos Saldivia   +2 more
doaj  

B_s-\bar{B_s} mixing with a chiral light quark action

open access: yes, 2005
We study the $B^0_s-\bar{B^0_s}$ mixing amplitude in Standard Model by computing the relevant hadronic matrix element in the static limit of lattice HQET with the Neuberger light quark action.
Becirevic, D.   +5 more
core   +1 more source

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