GPU-based four-dimensional general-relativistic ray tracing. Computer Physics Communications, (183)2012. [PUMA: visus:muelleta visus:weiskopf visus:amentmo vis(us) relavis 2012 visus sfb716-ö] URL
Detailed study of null and timelike geodesics in the Alcubierre warp spacetime. General Relativity and Gravitation, (44)2012. [PUMA: visus:muelleta visus:weiskopf vis(us) relavis 2012 visus sfb716-ö] URL