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. Author manuscript; available in PMC: 2015 Mar 28.
Published in final edited form as: Soft Matter. 2014 Mar 28;10(12):1905–1916. doi: 10.1039/C3SM52395K

Table 1.

Results from correlation length model fit to 35K and 12K PEG hydrogels.

Parameters 35K PEG

C0 (g/mL) 0.10 0.143 0.25 0.33 0.50
n 2.5 ± 0.08 2.1 ± 0.05 1.9 ± 0.04 1.4 ± 0.03 2.2 ± 0.02
ξL (nm) 13.0 ± 0.8 7.3 ± 0.2 4.8 ± 0.1 2.9 ± 0.1 3.7 ± 0.8
m 1.7 ± 0.01 1.7 ± 0.01 1.8 ± 0.01 1.8 ± 0.02 1.7 ± 0.01
Bkg (1/cm) 0.07 ± 8e-5 0.08 ± 1e-4 0.07 ± 1e-4 0.09 ± 2e-4 0.09 ± 2e-4
Parameters 12K PEG

C0 (g/mL) 0.077 0.10 0.143 0.25 0.50
n 2.4 ± 0.09 3.0 ± 0.10 1.1 ± 0.004 2.2 ± 0.05 2.3 ± 0.02
ξL (nm) 6.3 ± 0.1 5.8 ± 0.1 2.8 ± 0.4 2.9 ± 0.02 2.1 ± 0.01
m 1.8 ± 0.004 1.7 ± 0.01 2.4 ± 0.04 1.9 ± 0.02 2.0 ± 0.005
Bkg (1/cm) 0.08 ± 9e-5 0.13 ± 2e-4 0.09 ± 5e-4 0.09 ± 4e-4 0.11 ± 2e-4