Perturbative two- and three-loop coefficients from large β Monte Carlo

被引:14
作者
Lepage, GP [1 ]
Mackenzie, PB
Shakespeare, NH
Trottier, HD
机构
[1] Cornell Univ, Newman Lab Nucl Studies, Ithaca, NY 14853 USA
[2] Fermilab, Batavia, IL 60510 USA
[3] Simon Fraser Univ, Dept Phys, Burnaby, BC V5A 1S6, Canada
关键词
D O I
10.1016/S0920-5632(00)91829-2
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
Perturbative coefficients for Wilson loops and the static quark self-energy are extracted from Monte Carlo simulations at large beta on finite volumes, where all the lattice momenta are large. The Monte Carlo results are in excellent agreement with perturbation theory through second order. New results for third order coefficients are reported. Twisted boundary conditions are used to eliminate zero modes and to suppress Z(3) tunneling.
引用
收藏
页码:866 / 871
页数:6
相关论文
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[12]   Perturbative coefficients for improved actions by Monte Carlo at large β [J].
Trottier, HD ;
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NUCLEAR PHYSICS B-PROCEEDINGS SUPPLEMENTS, 1998, 63 :865-867