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astro-ph2006★ 16 cited
Optimized supernova constraints on dark energy evolution
Christian Stephan-Otto
A model-independent method to study the possible evolution of dark energy is presented. Optimal estimates of the dark energy equation of state w are obtained from current supernova…
astro-ph2005
Tracking Dark Energy with the ISW effect: short and long-term predictions
Levon Pogosian, Pier Stefano Corasaniti, Christian Stephan-Otto +2
We present an analysis of the constraining power of future measurements of the Integrated Sachs-Wolfe (ISW) effect on models of the equation of state of dark energy as a function o…