Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(a) Digital image of the Cu embroidered structure used as a current collector. (b) Zoomed image of a photomicrograph of the structure where front and back Cu wires are shown. The front Cu wires follow the layout illustrated in the scheme and the front wires form loops to hold the embroidered structure. (c) Layout of four layers with an arrangement of two horizontal and two vertical layers, with an interspacing of 0.625 mm, and with a width and length of L.
