Patent ID: 11929441
Assignee: SOLARLAB AIKO EUROPE GMBH
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A conductive contact structure of a solar cell, the conductive contact structure comprising:
a substrate;
a semiconductor region; and
an electrode;, wherein:
the semiconductor region is disposed on or in the substrate;
the electrode is disposed on the semiconductor region;
the electrode comprises:
a seed layer in contact with the semiconductor region, wherein the seed layer comprises an alloy material, which comprises a first component and a second component, wherein:
the first component is Al in an amount greater than or equal to 70 wt. % of the seed layer; and
the second component comprises any one or more of Mo, Ti, and W in an amount less than or equal to 30 wt. % of the seed layer; and

a conductive layer comprising Cu disposed above the seed layer.