We examine the possibility that a significant component of the energy density of the universe has an equation-of-state different from that of matter, radiation or cosmological c...
The cosmic triangle is introduced as a way of representing the past, present, and future status of the universe. Our current location within the cosmic triangle is determined by...
We consider how quintessence models in which the sound speed differs from the speed of light and varies with time affect the cosmic microwave background and the fluctuation powe...
h-index: Number of publications with at least h citations each.