A poroelastic master curve for time‐dependent and multiscale mechanics of hydrogels

Author(s):  
Mohammad R. Islam ◽  
Michelle L. Oyen
2013 ◽  
Vol 586 ◽  
pp. 206-209
Author(s):  
Jiří Minster ◽  
Vlastimil Králík ◽  
Jiří Němeček

This paper aims to apply time-temperature superposition to short-term microindentation data measured at different temperatures, and to compare the viscoelastic compliance master curve that is found with data derived earlier from standard macro creep measurements in pressure. Using a sharp standard Berkovich indenter a successful application of this geometry in characterizing time-dependent mechanical properties of viscoelastic materials is confirmed.


1991 ◽  
Vol 235 ◽  
Author(s):  
A. V. Wagner ◽  
D. T. Wu ◽  
F. Spaepen

ABSTRACTBy performing scaling experiments [1] and examining the evolution of the spatial second moment of the concentration profile, it was shown that the diffusion coefficient of gold in amorphous silicon is both concentration and time dependent. The second moment curves for different temperature anneals can be scaled to a master curve using a factor with an activation enthalpy of 2.0 eV.


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