77 citations · 92 across the 4 of their papers we have counts for
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astro-ph2008★ 11 cited
Detecting orbital angular momentum in radio signals
H. Then, B. Thidé, J. T. Mendonça +5
Electromagnetic waves with an azimuthal phase shift are known to have a well defined orbital angular momentum. Different methods that allow for the detection of the angular momentu…
astro-ph2006
CMB Alignment in Multi-Connected Universes
R. Aurich, S. Lustig, F. Steiner +1
The low multipoles of the cosmic microwave background (CMB) anisotropy possess some strange properties like the alignment of the quadrupole and the octopole, and the extreme planar…