Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
and JavaScript.
Comparison of mechanical energy storage density and storage efficiency between the in-situ Nb nanowires - oriented martensite NiTi matrix composite and other various advanced materials7,8,9,10,11,12,23.