413 citations
- University of MinnesotaUS8 papers
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gr-qc2018★ 5 cited
Is Quintessence an Indication of a Time-Varying Gravitational Constant?
Christopher Pilot
A model is presented where the quintessence parameter, w, is related to a time-varying gravitational constant. Assuming a present value of w equals -.98, we predict a current varia…
gr-qc2017★ 5 cited
Modeling Cosmic Expansion, and Possible Inflation, As a Thermodynamic Heat Engine
Christopher Pilot
Assuming a closed universe with slight positive curvature, cosmic expansion is modeled as a heat engine where the '"system'" is defined collectively as those regions of space withi…