Results 11 to 20 of about 34,461,409 (228)

Adjoint representations for SU(2), su(2) and sl(2)

open access: yesAl-Mustansiriyah Journal of Science, 2017
This work, presents four kinds of adjoint representations for the special unitary matrix Lie group SU(2) and the special unitary, special linear matrix Lie algebras su(2) and sl(2).
Saad Owaid, Zainab Subhi
doaj   +3 more sources

An SU(2) anomaly

open access: yesPhysics Letters B, 1982
A new restriction of fermion quantum numbers in gauge theories is derived. For instance, it is shown that an SU(2) gauge theory with an odd number of left-handed fermion doublets (and no other representations) is mathematically inconsistent.
E. Witten
semanticscholar   +2 more sources

Digitising SU(2) gauge fields and the freezing transition [PDF]

open access: yesThe European Physical Journal C, 2022
Efficient discretisations of gauge groups are crucial with the long term perspective of using tensor networks or quantum computers for lattice gauge theory simulations. For any Lie group other than U(1), however, there is no class of asymptotically dense
T. Hartung   +4 more
semanticscholar   +1 more source

SU(2) lattice gauge theory on a quantum annealer [PDF]

open access: yesPhysical Review D, 2021
Lattice gauge theory is an essential tool for strongly interacting non-Abelian fields, such as those in quantum chromodynamics where lattice results have been of central importance for several decades.
Sarmed A Rahman   +3 more
semanticscholar   +1 more source

On spherical functions on the group SU(2) × SU(2) × SU(2) [PDF]

open access: yesFunctional Analysis and Its Applications, 2010
We consider the group G:= SU(2) × ... × SU(2) (l factors), where SU(2) is the group of unitary 2 × 2 matrices with unit determinant. Let K ≃ SU(2) be the diagonal subgroup of G. We obtain the generating function of all K-spherical functions on G.
Yurii Aleksandrovich Neretin   +1 more
  +6 more sources

Seepage analysis based on weak finite element method

open access: yesYantu gongcheng xuebao, 2023
In the design and operation management of hydraulic structures such as dams, gates and embankments, the seepage calculation plays a very important role. The current methods for seepage analysis are mainly based on the general finite element method. It is
HE Zhaokui 1, SU Baoyu 2, SHENG Jinchang 2, LUO Yulong 2
doaj   +1 more source

Minimal supersymmetric SU(4)×SU(2)L×SU(2)R [PDF]

open access: yesPhysics Letters B, 1998
We present a minimal string-inspired supersymmetric SU(4)×SU(2)L×SU(2)R model, and provide a detailed analysis of the symmetry breaking potential in this model, based on a generalisation of that recently proposed by Dvali, Lazarides and Shafi. The model contains a global U(1) R-symmetry and reduces to the MSSM at low energies.
S.F King, Q Shafi
openaire   +3 more sources

Rays, waves, SU(2) symmetry and geometry: toolkits for structured light

open access: yesJournal of Optics, 2021
Structured light refers to the ability to tailor optical patterns in all its degrees of freedom, from conventional 2D transverse patterns to exotic forms of 3D, 4D, and even higher-dimensional modes of light, which break fundamental paradigms and open ...
Yijie Shen
semanticscholar   +1 more source

Experimental study on bearing capacity of composite foundation with plain concrete piles reinforced by border piles

open access: yesYantu gongcheng xuebao, 2023
In order to improve its reinforcement effects, the bearing mechanism of a composite foundation with plain concrete piles reinforced by border piles under large loads and rapid loading is studied.
LI Guowei 1, 2, SU Tong 2, 3, ZHOU Chuner 4, LI Linjie 2, XIONG Li 2
doaj   +1 more source

Rate-dependent experimental study on unsaturated coarse-grained soil controlled by matrix suction

open access: yesYantu gongcheng xuebao, 2023
To study the time-dependent deformation characteristics of high-fill subgrade in mountainous areas, the water-retention characteristics of coarse filler and a series of rate-dependent mechanical properties tests under constant suction are carried out for
YIN Fengjie 1, 2, CAI Guoqing 1, 2, SU Yanlin 1, 2, SHAN Yepeng 1, 2, LI Jian 1, 2
doaj   +1 more source

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