Patent ID: 11871566
Assignee: nan
Field: nan (nan)
Classification: CPC H | IPC H

Claim 7:
8. A memory array comprising strings of memory cells, comprising:
laterally-spaced memory blocks individually comprising a vertical stack comprising alternating insulative tiers and conductive tiers, channel material strings of memory cells extending through the insulative tiers and the conductive tiers; and
intervening material laterally-between and longitudinally-alongside immediately laterally-adjacent of the memory blocks, the intervening material comprising an upper metal material directly above and directly against a lower metal material, the upper and lower metal materials being more than 70% to less than 100% by weight of the same composition relative one another; the upper metal material having at least one alloy component in greater concentration than such at least one alloy component, if any, in the lower metal material; said alloy component comprising a metal element and a non-metal element.