Patent ID: 11942147
Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 19:
20. The method of claim 17, further comprising forming a combination of a backside gate electrode and a backside hydrogen-containing metal layer within the dielectric material layer, wherein:
the semiconducting metal oxide layer is formed over the backside hydrogen-containing metal layer;
the backside hydrogen-containing metal layer comprises at least one additional metal selected from platinum, iridium, osmium, and ruthenium at an atomic percentage that is at least 90% and comprising hydrogen atoms at an atomic percentage in a range below 10%; and
wherein the at least one additional metal is the same as, or is different from, the at least one metal of the hydrogen-containing metal layer.