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a)–e) Stained and f)–j) unstained TEM images of P4PA(3‐NDP)0.5 double‐comb diblock copolymers. P4VP appears dark in the stained images (iodine). P4PA31k‐47 (a, f), P4PA57k‐47 (b, g), P4PA109k‐48 (c, h), P4PA189k‐50 (d, i), and P4PA272k‐51 (e, j).
