AUTHOR=Hioki T. , Iwamura Y. , Itoh T. , Saito M. , Yamauchi S. , Takahashi T. , Kasagi J. TITLE=Changes in the structure and composition of nano-sized Ni-Cu multilayer films with increasing temperature in an atmosphere with and without hydrogen JOURNAL=Frontiers in Materials VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/materials/articles/10.3389/fmats.2024.1407810 DOI=10.3389/fmats.2024.1407810 ISSN=2296-8016