34 citations · 55 across the 2 of their papers we have counts for
2 papers
gr-qc2007★ 21 cited
Acceleration of the Universe in Presence of Tachyonic field
Surajit Chattopadhyay, Ujjal Debnath, Goutami Chattopadhyay
In this letter, we have assumed that the Universe is filled in tachyonic field with potential, which gives the acceleration of the Universe. For certain choice of potential, we hav…
nlin.CD2006★ 34 cited
A probe into the chaotic nature of total ozone time series by Correlation Dimension method
Goutami Bandyopadhyay, Surajit Chattopadhyay
Present paper deals with mean monthly total ozone concentration over Arosa, Switzerland. The basic rationale is to investigate the existence of chaos within the relevant time serie…