TY - JOUR
T1 - Tachyonic open inflationary universes
AU - Balart, Leonardo
AU - del Campo, Sergio
AU - Herrera, Ramón
AU - Labraña, Pedro
AU - Saavedra, Joel
N1 - Funding Information:
L.B. is supported from PUCV through Proyecto de Investigadores Jóvenes año 2006. S. del C. was supported from COMISION NACIONAL DE CIENCIAS Y TECNOLOGIA through FONDECYT Grants Nos. 1030469, 1040624 and 1051086, and was also partially supported by PUCV Grant No. 123.764. R.H. was supported by Programa Bicentenario de Ciencia y Tecnología through Grant Inserción de Investigadores Postdoctorales en la Academia No. PSD/06. P.L. is supported from COMISION NACIONAL DE CIENCIAS Y TECNOLOGIA through FONDECYT Postdoctoral Grant No. 3060114. J.S. was supported from COMISION NACIONAL DE CIENCIAS Y TECNOLOGIA through FONDECYT Grant 11060515 and supported by PUCV Grant No. 123.785.
PY - 2007/4/19
Y1 - 2007/4/19
N2 - We study one-field open inflationary models in a universe dominated by tachyon matter. In these scenarios, we determine and characterize the existence of the Coleman-De Lucia (CDL) instanton. Also, we study the Lorentzian regime, that is, the period of inflation after tunneling has occurred.
AB - We study one-field open inflationary models in a universe dominated by tachyon matter. In these scenarios, we determine and characterize the existence of the Coleman-De Lucia (CDL) instanton. Also, we study the Lorentzian regime, that is, the period of inflation after tunneling has occurred.
UR - http://www.scopus.com/inward/record.url?scp=33947647926&partnerID=8YFLogxK
U2 - 10.1016/j.physletb.2007.02.011
DO - 10.1016/j.physletb.2007.02.011
M3 - Article
AN - SCOPUS:33947647926
SN - 0370-2693
VL - 647
SP - 313
EP - 319
JO - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
JF - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
IS - 5-6
ER -