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(a) Relation between gel fraction% in dressings and irradiation dose (PVP = 8%) and PEG concentration (25 kGy). (b) Time-dependent swelling kinetics of hydrogel dressings at various doses, reproduced with permission from ref. [84] copyright, Elsevier. (c) Images of 1 wt.% agarose hydrogels after irradiation at 10 kGy, 30 kGy, and 20 kGy under 1 bar, and 4 bar pressure, reproduced with permission from ref. [86] copyright, Elsevier.
