| http://www.w3.org/ns/prov#value | - The high energy beam-sensitive glass article (HEBS glass article herein) of the present invention comprises a body portion and an integral ion-exchanged surface layer (IIES layer herein) containing a high concentration of silver ions, which upon exposure to high energy beams becomes darkened and/or colored instantaneously without resorting to heat or other development step.
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