Fisher forecasts show the weak lensing bispectrum reduces errors on CPL w0 and IDE coupling parameters but leaves f(R) scalaron constraints essentially unchanged after full marginalization over nuisance parameters.
Dark matter and dark energy interactions: theoretical challenges, cosmological implications and observational signatures.Reports on Progress in Physics, 79(9):096901, August 2016
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Exploring Beyond {\Lambda}CDM with the Weak Lensing Power Spectrum and Bispectrum
Fisher forecasts show the weak lensing bispectrum reduces errors on CPL w0 and IDE coupling parameters but leaves f(R) scalaron constraints essentially unchanged after full marginalization over nuisance parameters.