Figure 5
From: Strongly enhanced current densities in Sr0.6K0.4Fe2As2 + Sn superconducting tapes

Optical microscope images of the cross sections of (a) rolled OR-2S tape and (b) hot-pressed HP-2S tape.
From: Strongly enhanced current densities in Sr0.6K0.4Fe2As2 + Sn superconducting tapes
Optical microscope images of the cross sections of (a) rolled OR-2S tape and (b) hot-pressed HP-2S tape.