Recently a new fast ignitor concept has been proposed by Velarde
et al. (2003) that uses only one energy
drive. In this concept, the ignition is induced by the collision of high
velocity matter accelerated inside a conical guide. The first model used a
jet produced by illuminating a conical shape with a laser or X-rays. On
the other hand, in the shell impact concept, the compressed
deuterium-tritium fuel is ignited by a separately imploded shell traveling
in a guiding cone. In this article, we will study the first design, jet
driven concept that have been developed during this year. We use for this
work the Arwen code (Ogando & Velarde, 2001;
Rendleman et al., 2000), with
two-dimensional (2D) multi-group radiation transport. The main parameter
is to analyze the specific power transmitted to the target during the
collision. Problems with the designs are the guide integrity during the
collapse, the radiation preheating, and the average efficiency of the
process, etc. which we will address as well.