404 citations · 1.4k across the 23 of their papers we have counts for
Showing 2009Show all
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astro-ph.CO2009★ 38 cited
The transient and the late time attractor tachyon dark energy: Can we distinguish it from quintessence ?
Amna Ali, M. Sami, A. A. Sen
The string inspired tachyon field can serve as a candidate of dark energy. Its equation of state parameter varies from 0 to -1. In case of tachyon field potential s…
hep-th2009★ 9 cited
A primer on problems and prospects of dark energy
M. Sami
This review on dark energy is intended for a wider audience, beginners as well as experts. It contains important notes on various aspects of dark energy and its alternatives. The s…
hep-th2009★ 15 cited
Dark energy and possible alternatives
M. Sami
We present a brief review of various approaches to late time acceleration of universe. The cosmological relevance of scaling solutions is emphasized in case of scalar field models…