Gravitational Contributions to Running of Gauge Couplings

• 作 者: 汤勇 吴岳良
• 机 构: KavliInstituteforTheoreticalPhysicsChina（KITPC）
• 出 处: 理论物理通讯：英文版
• 发表日期: 2010年12期
• 关键词: 运行规范 引力 联轴器 耦合计算 谐波测量 合法化 调节器 字符串 quantum gravity unification asymptotic
• 基金项目: Supported by the National Natural Science Foundation of China under Grant Nos. 10821504, 10491306, 10975170 and the Project of Knowledge Innovation Program of Chinese Academy of Science

<正> Gravitational contributions to the running of gauge couplings are calculated by using different regularizationschemes.As the β function concerns counter-terms of dimension four, only quadratic divergences from the gravitationalcontributions need