Media type: E-Article Title: Analysis of the evolution of curvature perturbations in preheating by using δ N formalism Contributor: Suyama, Teruaki; Yokoyama, Shuichiro imprint: IOP Publishing, 2007 Published in: Classical and Quantum Gravity Language: Not determined DOI: 10.1088/0264-9381/24/6/015 ISSN: 0264-9381; 1361-6382 Keywords: Physics and Astronomy (miscellaneous) Origination: Footnote: