11 citations · 54 across the 23 of their papers we have counts for
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math-ph2012★ 11 cited
Explicit harmonic and spectral analysis in Bianchi I-VII type cosmologies
Zhirayr Avetisyan, Rainer Verch
The solvable Bianchi I-VII groups which arise as homogeneity groups in cosmological models are analyzed in a uniform manner. The dual spaces (the equivalence classes of unitary irr…
math-ph2012★ 5 cited
A unified mode decomposition method for physical fields in homogeneous cosmology
Zhirayr G. Avetisyan
The methods of mode decomposition and Fourier analysis of classical and quantum fields on curved spacetimes previously available mainly for the scalar field on Friedman- Robertson-…