Surface acoustic wave device

Z Chen - US Patent 10,530,328, 2020 - Google Patents
In various examples described herein, the incorporation of a multi-layer graphene layer in a
SAW device results in high effective electromechanical coupling coeficient, high operating …

Noble metal free catalyst for hydrogen generation

A Harutyunyan - US Patent 11,629,417, 2023 - Google Patents
(57) ABSTRACT A method for generating hydrogen including contacting a catalyst with a
proton source, the catalyst having a catalytic component with a first surface comprising a …