135 citations · 185 across the 2 of their papers we have counts for
2 papers
astro-ph2006★ 135 cited
Cosmic string loops in the expanding universe
Ken D. Olum, Vitaly Vanchurin
We study the production of loops in the cosmic string network in the expanding background by means of a numerical simulation exact in the flat-spacetime limit and first-order in th…
gr-qc2006★ 50 cited
Averaged null energy condition in spacetimes with boundaries
Christopher J. Fewster, Ken D. Olum, Michael J. Pfenning
The Averaged Null Energy Condition (ANEC) requires that the average along a complete null geodesic of the projection of the stress-energy tensor onto the geodesic tangent vector ca…