24 citations · 153 across the 16 of their papers we have counts for
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gr-qc2017★ 3 cited
A comment on generalized Schwinger effect
Karthik Rajeev, Sumanta Chakraborty, T. Padmanabhan
A spatially homogeneous, time-dependent, electric field can produce charged particle pairs from the vacuum. When the electric field is constant, the mean number of pairs which are…
gr-qc2017★ 24 cited
Inverting a normal harmonic oscillator: Physical interpretation and applications
Karthik Rajeev, Sumanta Chakraborty, T. Padmanabhan
A harmonic oscillator with time-dependent mass and a time-dependent (squared) frequency occurs in the modelling of several physical systems. It is generally believe…