Results 1 to 10 of about 39,492 (350)

The Decay of Irradiation Defects in Dyed Polymethyl Methacrylate [PDF]

open access: bronzeAustralian Journal of Chemistry, 1962
The decay of defects in polymethyl methacrylate caused by γ-irradiation has been followed by electron-spin resonance. The samples were irradiated at room temperature and annealed at 80, 90, and 100 C. Two radical species can be recognized by their different modes of decay.
ID Campbell, FD Looney
openaire   +3 more sources

Radiochemical “degelation” of polymethyl methacrylate networks [PDF]

open access: yesPolymer, 2017
Methyl methacrylate-ethylene glycol dimethacrylate networks were synthetized and submitted to radiochemical degradation, with ageing monitored by means of sol-gel analysis. The networks were shown to undergo chain scission predominantly, which leads to their degelation, i.e., the recovery of a thermoplastic-like behavior with loss of all elastically ...
Gilormini, Pierre   +2 more
openaire   +4 more sources

Fracture of Polymethyl Methacrylate

open access: yesJournal of the Society of Materials Science, Japan, 1967
Polymethyl methacrylate specimens were fractured by the static bending, and the speed of the crack propagation was measured by the speed of breaking of the electro-conductive coatings on the surface of the specimens. The rate of crack propagation speed obtained by our method is found to be greater than that which has been obtained by any other ...
Toshiji Kurobe, Hisao Wakashima
openaire   +2 more sources

Gamma irradiation effects on polymethyl methacrylate

open access: yesphysica status solidi c, 2007
AbstractThe effect of gamma‐irradiation on the structure of polymethyl methacrylate (PMMA) has been investigated. In this study, the PMMA specimens were gamma‐irradiated at doses in the range of 0‐1000 kGy and measured by means of positron annihilation lifetime (PAL) spectroscopy.
I.Y. Al-Qaradawi   +5 more
openaire   +4 more sources

Cell Patterning Technology on Polymethyl Methacrylate through Controlled Physicochemical and Biochemical Functionalization. [PDF]

open access: yesBiosensors (Basel), 2023
Azuaje-Hualde E   +7 more
europepmc   +1 more source

Antifungal Effect of Polymethyl Methacrylate Resin Base with Embedded Au Nanoparticles. [PDF]

open access: yesNanomaterials (Basel), 2023
Marić I   +9 more
europepmc   +1 more source

Broadband transparent ultrasound transducer with polymethyl methacrylate as matching layer for in vivo photoacoustic microscopy. [PDF]

open access: yesPhotoacoustics, 2023
Zhang J   +9 more
europepmc   +1 more source

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