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The Basis Number of the Lexicographic Product of Different Ladders with Paths and Cycles
Alzoubi, Maref Yousef Mohammad,Al-Ta'Ani, Reem Rafe' Ayed Department of Mathematics 2008 Kyungpook mathematical journal Vol.48 No.2
In [8] M. Y. Alzoubi and M. M. Jaradat studied the basis number of the composition of paths and cycles with Ladders, Circular ladders and M$\"{o}$bius ladders. Namely, they proved that the basis number of these graphs is 4 except possibly for some cases in each of them. Since the lexicographic product is noncommutative, in this paper we investigate the basis number of the lexicographic product of the different kinds of ladders with paths and cycles. In fact, we prove that the basis number of almost all of these graphs is 4.
Charged-pion cross sections and double-helicity asymmetries in polarizedp+pcollisions ats=200 GeV
Adare, A.,Aidala, C.,Ajitanand, N. N.,Akiba, Y.,Akimoto, R.,Al-Ta’ani, H.,Alexander, J.,Andrews, K. R.,Angerami, A.,Aoki, K.,Apadula, N.,Appelt, E.,Aramaki, Y.,Armendariz, R.,Aschenauer, E. C.,Atomssa American Physical Society 2015 PHYSICAL REVIEW D - Vol.91 No.3
Search for dark photons from neutral meson decays inp+pandd+Aucollisions at<sub>sNN</sub>=200GeV
Adare, A.,Afanasiev, S.,Aidala, C.,Ajitanand, N. N.,Akiba, Y.,Akimoto, R.,Al-Bataineh, H.,Al-Ta'ani, H.,Alexander, J.,Alfred, M.,Andrews, K. R.,Angerami, A.,Aoki, K.,Apadula, N.,Aphecetche, L.,Appelt, American Physical Society 2015 PHYSICAL REVIEW C - Vol.91 No.3
Measurements of Elliptic and Triangular Flow in High-MultiplicityHe3+AuCollisions atsNN=200 GeV
Adare, A.,Afanasiev, S.,Aidala, C.,Ajitanand, N. N.,Akiba, Y.,Akimoto, R.,Al-Bataineh, H.,Alexander, J.,Alfred, M.,Al-Ta’ani, H.,Andrews, K. R.,Angerami, A.,Aoki, K.,Apadula, N.,Aphecetche, L.,Appelt, American Physical Society 2015 Physical Review Letters Vol.115 No.14
Adare, A.,Afanasiev, S.,Aidala, C.,Ajitanand, N. N.,Akiba, Y.,Akimoto, R.,Al-Bataineh, H.,Alexander, J.,Alfred, M.,Al-Ta'ani, H.,Angerami, A.,Aoki, K.,Apadula, N.,Aphecetche, L.,Aramaki, Y.,Armendariz American Physical Society 2016 Physical review. C Vol.93 No.2
<P>Measurements of the fractional momentum loss (S-loss = delta p(T) / p(T)) of high-transverse-momentum-identified hadrons in heavy-ion collisions are presented. Using pi(0) in Au + Au and Cu + Cu collisions at root s(NN) = 62.4 and 200 GeV measured by the PHENIX experiment at the Relativistic Heavy Ion Collider and and charged hadrons in Pb + Pb collisions measured by the ALICE experiment at the Large Hadron Collider, we studied the scaling properties of S-loss as a function of a number of variables: the number of participants, N-part, the number of quark participants, N-qp, the charged-particle density, dN(ch)/d(eta), and the Bjorken energy density times the equilibration time, epsilon(Bj)tau(0). We find that the p(T), where S-loss has its maximum, varies both with centrality and collision energy. Above the maximum, S-loss tends to follow a power-law function with all four scaling variables. The data at root s(NN) = 200 GeV and 2.76 TeV, for sufficiently high particle densities, have a common scaling of S-loss with dN(ch)/d(eta) and epsilon(Bj)tau(0), lending insight into the physics of parton energy loss.</P>
Dielectron production in Au + Au collisions at<sub>sNN</sub>=200GeV
Adare, A.,Aidala, C.,Ajitanand, N. N.,Akiba, Y.,Akimoto, R.,Alexander, J.,Alfred, M.,Al-Ta'ani, H.,Angerami, A.,Aoki, K.,Apadula, N.,Aramaki, Y.,Asano, H.,Aschenauer, E. C.,Atomssa, E. T.,Averbeck, R. American Physical Society 2016 Physical review. C Vol.93 No.1
Adare, A.,Afanasiev, S.,Aidala, C.,Ajitanand, N. N.,Akiba, Y.,Akimoto, R.,Al-Bataineh, H.,Alexander, J.,Alfred, M.,Al-Ta'ani, H.,Angerami, A.,Aoki, K.,Apadula, N.,Aramaki, Y.,Asano, H.,Aschenauer, E. American Physical Society 2016 Physical Review C Vol.94 No.6
<P>The PHENIX experiment at the BNL Relativistic Heavy Ion Collider has measured second- and third-order Fourier coefficients of the azimuthal distributions of direct photons emitted at midrapidity in Au + Au collisions at root S-NN = 200 GeV for various collision centralities. Combining two different analysis techniques, results were obtained in the transverse momentum range of 0.4 < p(T) < 4.0 GeV/c. At low p(T) the second-order coefficients, nu(2), are similar to the ones observed in hadrons. Third-order coefficients, nu(3), are nonzero and almost independent of centrality. These new results on nu(2) and nu(3), combined with previously published results on yields, are compared to model calculations that provide yields and asymmetries in the same framework. Those models are challenged to explain simultaneously the observed large yield and large azimuthal anisotropies.</P>