The photographic elements can be exposed with various forms of energy which encompass {HEAD ~ the ultraviolet, visible, and infrared regions} of the electromagnetic spectrum as well as with electron beam, {TAIL ~ beta radiation}, gamma radiation, x ray, alpha particle, neutron radiation, and other forms of corpuscular and wave like radiant energy in either noncoherent forms or coherent forms, as produced by lasers 
The photographic elements can be exposed with various forms of energy which encompass { HEAD ~ the ultraviolet , visible , and infrared regions } of the electromagnetic spectrum as well as with electron beam , { TAIL ~ beta radiation } , gamma radiation , x ray , alpha particle , neutron radiation , and other forms of corpuscular and wave like radiant energy in either noncoherent forms or coherent forms , as produced by lasers
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