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) Cross‐sectional TEM image of the device. b) Amplified HAADF image of the device structure in the selected TEM imaging of (a). c) Amplified TEM image of layered HfSe2 in (b), showing that the interlayer distance along [001] axis of the trigonal HfSe2 is 0.616 nm. d) Cross‐sectional TEM image of the Ti/HfSe x O y /HfSe2/Au heterostructure and EDS elemental mapping of Au, Ti, Hf, Se, and O. e) EDS line scan across the HfSe x O y layer, along the green arrow in (b).
