67 citations · 355 across the 27 of their papers we have counts for
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astro-ph.CO2011★ 24 cited
Isocurvature perturbations in extra radiation
Masahiro Kawasaki, Koichi Miyamoto, Kazunori Nakayama +1
Recent cosmological observations, including measurements of the CMB anisotropy and the primordial helium abundance, indicate the existence of an extra radiation component in the Un…
hep-ph2011★ 3 cited
Cosmological effects of decaying cosmic string loops with TeV scale width
Masahiro Kawasaki, Koichi Miyamoto, Kazunori Nakayama
In supersymmetric theories, cosmic strings produced in the early Universe often have a width of TeV scale, while the tension is much larger. In a scaling regime, an infinite cosmic…