[Spktyr]

Another option is the neutron bomb’s cousin, the bomb-pumped X-ray laser, which may now be more technologically feasible:

http://en.wikipedia.org/wiki/Project_Excalibur

[Carry_Okie]

From the Wikipedia article: Following the end of the Cold War, the project was determined to be out of reach of current technology[citation needed] and was formally abandoned in 1992 GHWB