Skip to main content
. 2019 Mar 18;4(1):25. doi: 10.3390/biomimetics4010025

Figure 6.

Figure 6

Stress relaxation of A4H3B4H3-containing hydrogels without metal ions and with different Zn2+:His ratios (1:1, 1:10, and 1:20). The stress relaxation of the hydrogels was monitored after applying a step-strain of 10%.