نتایج جستجو برای: mills

تعداد نتایج: 13005  

2007
Francesco Giacosa Ralf Hofmann

In the lattice work by Miller [1, 2] and in the work by Zwanziger [3] a linear growth of the trace anomaly for high temperatures was found in pure SU(2) and SU(3) Yang-Mills theories. These results show the remarkable property that the corresponding systems are strong interacting even at high temperatures. We show that within an analytical approach to Yang-Mills thermodynamics this linear rise ...

2008
Yves Brihaye Eugen Radu

We present new spherically symmetric solutions of an SU(2) Einstein-Yang-Mills model coupled to a doublet of scalar fields. Sequences of asymptotically flat, Yang-Mills-boson star-type configurations are constructed numerically by considering an appropriate time-dependent ansatz for the complex scalar field and a static, purely magnetic SU(2)-Yang-Mills potential. Both nodeless as well as solut...

2000
H. B. Benaoum

A U(1) BF–Yang–Mills theory on noncommutative R4 is presented and in this formulation the U(1) Yang–Mills theory on noncommutative R4 is seen as a deformation of the pure BF theory. Quantization using BRST symmetry formalism is discussed and Feynman rules are given. Computations at one–loop order have been performed and their renormalization studied. It is shown that the U(1) BFYM on noncommuta...

2008
Thomas A. Ryttov Francesco Sannino

We propose an all orders beta function for ordinary Yang-Mills theories with or without fermions inspired by the Novikov-Shifman-Vainshtein-Zakharov beta function of N 1⁄4 1 supersymmetric gauge theories. The beta function allows us to bound the conformal window. When restricting to one adjoint Weyl fermion we show how the proposed beta function matches the one of supersymmetric Yang-Mills theo...

1998
G. R. Farrar

We study the spectrum of the softly broken generalized Veneziano-Yankielowicz effective action for N = 1 SUSY Yang-Mills theory. Two dual formulations of the effective action are given. The spurion method is used for the soft SUSY breaking. Masses of the bound states are calculated and mixing patterns are discussed. Mass splittings of pure gluonic states are consistent with predictions of conve...

Journal: :Entropy 2012
Stefano Bellucci Bhupendra Nath Tiwari

From the perspective of the statistical fluctuation theory, we explore the role of the thermodynamic geometries and vacuum (in)stability properties for the topological Einstein–Yang–Mills black holes. In this paper, from the perspective of the state-space surface and chemical Weinhold surface of higher dimensional gravity, we provide the criteria for the local and global statistical stability o...

Journal: :Journal of Mathematical Physics 2023

In this paper, we study the properties of critical points Yang-Mills-Higgs functional, which are called pairs. We first consider weakly stable pairs on a vector bundle over S^n (n > 3). When n 3, prove that norm its Higgs field is 1 and connection actually Yang-Mills. More precisely, curvature vanishes when 4. also use bubble-neck decomposition to energy identity sequence 4-dimensional compact ...

Journal: :Canadian Journal of Forest Research 2022

We examine the emerging forest bioeconomy as an integrated, multi-product industrial ecosystem, where traditional pulp mills allocate use of side streams to independent biochemical companies manufacturing bioproducts in vicinity mills. Biochemical benefit from proximity by receiving wood-based at lower costs, and same time, having a new source revenue selling streams. focus on economic interact...

2015
Richard R Goulet Patsy A Thompson Kerrie C Serben Curtis V Eickhoff

Treated effluent discharge from uranium (U) mines and mills elevates the concentrations of U, calcium (Ca), magnesium (Mg), and sulfate (SO4 (2-) ) above natural levels in receiving waters. Many investigations on the effect of hardness on U toxicity have been experiments on the combined effects of changes in hardness, pH, and alkalinity, which do not represent water chemistry downstream of U mi...

2007
Rutger Boels

Four dimensional Yang-Mills theory formulated through an action on twistor space has a larger gauge symmetry than the usual formulation, which in previous work was shown to allow a simple gauge transformation between text-book perturbation theory and the Cachazo-Svrček-Witten rules. In this paper we study non-supersymmetric twistor Yang-Mills theory at loop level using the background field meth...

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