Adv. Funct. Mater, 2014, 24, 3501 Errors were identified in certain of the numbers and equations in this article. The corrected versions appear below. These corrections do not affect the overall results and conclusions of the article. Section 2.2, page 3504, column 2, line 22: and 1.99 ± 0.77 for H/ID) and intercepts (0.21 ± 0.14 for Section 2.4.1, page 3505, column 1, line 6–9: values between ≈ 0.09 (corresponding to v* ≈ 0.05 and h0/ID ≈ 0.03 in Figure 3b) and ≈ 0.69 (v* ≈ 0.99 and h0/ID ≈ 0.2). In addition, Figure 3b denotes that H/ID can take on values between ≈ 0.02 (v* ≈ 0.05 and h0/ID ≈ 0.03) and ≈ 0.41 (v* ≈ 0.99 and