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Snapshot of simulated polyelectrolyte gel (α=0.6, Γ=3, ϕ=4.85×10−4, and πσ3∕kBT=1.52×10−5). The polyelectrolyte network backbone is black, monovalent counterions are gray, and divalent counterions are white. The dashed-square section in the left figure is enlarged on the right.
