A double sigma model for double field theory

被引：44
作者：
Copland, Neil B. [1 ]
机构：
[1] Sogang Univ, Ctr Quantum Spacetime, Seoul 121742, South Korea
来源：
JOURNAL OF HIGH ENERGY PHYSICS | 2012年 / 04期
基金：
新加坡国家研究基金会;
关键词：
String Duality; Sigma Models; STRING THEORY; DUALITY; FORMULATION;
D O I：
10.1007/JHEP04(2012)044
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：
We show that generalised metric equation of motion of doubled field theory (the vanishing of the generalised Ricci tensor) can be derived as the background field equation of a double sigma model. Thus the double field theory is the effective field theory for the sigma model.
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页数：20
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