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The duality between the partonic and hadronic descriptions of electron--nucleon scattering is a remarkable feature of nuclear interactions. When averaged over appropriate energy intervals the cross section at low energy which is dominated…

核实验 · 物理学 2015-09-28 Ioana Niculescu

In the reduced phase space of electromagnetism, the generator of duality rotations in the usual Poisson bracket is shown to generate Maxwell's equations in a second, much simpler Poisson bracket. This gives rise to a hierarchy of…

高能物理 - 理论 · 物理学 2009-05-12 Glenn Barnich , Cedric Troessaert

We identify a class of point-particle models that exhibit a target-space duality. This duality arises from a construction based on supersymmetric quantum mechanics with a non-vanishing central charge. Motivated by analogies to string…

高能物理 - 理论 · 物理学 2009-11-10 Michael Faux , Donald Spector

For a finite dimensional algebra $A$, we prove that the bounded homotopy category of projective $A$-modules and the bounded derived category of $A$-modules are dual to each other via certain categories of locally-finite cohomological…

环与代数 · 数学 2018-10-09 Xiao-Wu Chen

After a brief introduction of formal and phenomenological progresses in the study of the high-energy limit of perturbative QCD, we present arguments supporting the statement that the inclusive emission of Higgs bosons or heavy-flavored…

高能物理 - 唯象学 · 物理学 2023-01-09 Francesco Giovanni Celiberto , Michael Fucilla , Alessandro Papa

We present experimental results of the first high-precision test of quark-hadron duality in the spin-structure function g_1 of the neutron and $^3$He using a polarized 3He target in the four-momentum-transfer-squared range from 0.7 to 4.0…

We discuss a model for the study of quark-hadron duality in inclusive electron scattering based on solving the Dirac equation numerically for a scalar confining linear potential and a vector color Coulomb potential. We qualitatively…

高能物理 - 唯象学 · 物理学 2009-11-10 Sabine Jeschonnek , J. W. Van Orden

Feature preprocessing continues to play a critical role when applying machine learning and statistical methods to tabular data. In this paper, we propose the use of the kernel density integral transformation as a feature preprocessing step.…

机器学习 · 统计学 2023-10-20 Calvin McCarter

In the simplest examples of models with a discrete quark-lepton symmetry, an electroweak symmetry breaking sector with more than one Higgs doublet is necessary to obtain the correct mass relations between quarks and leptons. A two Higgs…

高能物理 - 唯象学 · 物理学 2009-10-28 C. C. Lassig , R. R. Volkas

We analyze the relation between evolution equations at low x that have been derived in different approaches in the last several years. We show that the equation derived by Balitsky and Kovchegov is obtained from the…

高能物理 - 唯象学 · 物理学 2009-10-31 Alex Kovner , J. Guilherme Milhano , Heribert Weigert

A dual component made of non-relativistic particles and a scalar field, exchanging energy, naturally falls onto an attractor solution, making them a (sub)dominant part of the cosmic energy during the radiation dominated era, provided that…

宇宙学与河外天体物理 · 物理学 2012-08-15 Silvio A. Bonometto , Giandomenico Sassi , Giuseppe La Vacca

We estimate the derivative of a probability density function defined on $[0,\infty)$. For this purpose, we choose the class of kernel estimators with asymmetric gamma kernel functions. The use of gamma kernels is fruitful due to the fact…

统计理论 · 数学 2015-02-10 L. A. Markovich

We study jet substructures of a boosted polarized top quark, which undergoes the semileptonic decay $t\to b\ell\nu$, in the perturbative QCD framework. The jet mass distribution (energy profile) is factorized into the convolution of a hard…

高能物理 - 唯象学 · 物理学 2015-06-19 Yoshio Kitadono , Hsiang-nan Li

The $F_{2}$ structure functions of the inelastic lepton-hadron scattering is calculated in the case of non-zero intermediate gluon-quarks self-energy $M_{gq}^{2}$ and quasielastic limit. It is shown that in the quasielastic limit the…

高能物理 - 唯象学 · 物理学 2007-05-23 Ya. D. Krivenko-Emetov

A two Higgs doublet model with special Yukawa interactions for the top quark and a softly broken discrete symmetry in the Higgs potential is proposed. In this model, the top quark is much heavier than the other quarks and leptons because it…

高能物理 - 唯象学 · 物理学 2009-10-28 Ashok Das , Chung Kao

Linear and non-linear QCD evolutions at high energy suffer from severe issues related to convergence, due to higher order corrections enhanced by large double and single transverse logarithms. We resum double logarithms to all orders by…

高能物理 - 唯象学 · 物理学 2015-09-29 E. Iancu , J. D. Madrigal , A. H. Mueller , G. Soyez , D. N. Triantafyllopoulos

Let $j\geq 2$ be a given integer. Let $f$ be a normalized primitive holomorphic cusp form of even integral weight for the full modular group $\Gamma=SL(2,\mathbb{Z})$. Denote by $\lambda_{\text{sym}^{j}f}(n)$ the $n$th normalized…

数论 · 数学 2024-04-12 Youjun Wang

We describe recent applications of the MLLA evolution equations to the calculation of mean multiplicities in quark and gluon jets and the higher moments of hadron and sub-jet multiplicity distributions in $e^+e^-$-annihilation as function…

高能物理 - 唯象学 · 物理学 2007-05-23 Wolfgang Ochs

We propose a new discrete symmetry in the generation space of the fundamental fermions, consistent with the observed fermion mass spectrum. In the case of the quarks, the symmetry leads to the unique prediction of a flat CKM matrix at high…

高能物理 - 唯象学 · 物理学 2014-11-17 P. F. Harrison , W. G. Scott

We study the generalization of $R\to 1/R$ duality to arbitrary conformally invariant sigma models with an isometry. We show that any pair of dual sigma models can be represented as quotients of a self-dual sigma model obtained by gauging…

高能物理 - 理论 · 物理学 2009-10-22 Martin Rocek , Erik Verlinde
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