ematweb.cmi.ua.ac.beematweb.cmi.ua.ac.be/emat/pdf/0838.pdf · HREM of Ceramic High Tc...
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ematweb.cmi.ua.ac.beematweb.cmi.ua.ac.be/emat/pdf/0838.pdf · HREM of Ceramic High Tc Superconductors G. Van Tendeloo & T. Krekels ... twinning is a reaction to a macroscopic