	US 12,294,076 B2
	Electrochemical formation of substrate coatings
Betar Gallant, Cambridge, MA (US); and Haining Gao, Cambridge, MA (US)
Assigned to Massachusetts Institute of Technology, Cambridge, MA (US)
Filed by Massachusetts Institute of Technology, Cambridge, MA (US)
Filed on Aug. 28, 2023, as Appl. No. 18/457,214.
Application 18/457,214 is a continuation of application No. 16/909,630, filed on Jun. 23, 2020, granted, now 11,791,454.
Claims priority of provisional application 62/891,192, filed on Aug. 23, 2019.
Prior Publication US 2023/0402581 A1, Dec. 14, 2023
Int. Cl. H01M 4/1397 (2010.01); H01M 4/02 (2006.01); H01M 4/04 (2006.01); H01M 4/136 (2010.01); H01M 4/38 (2006.01); H01M 4/50 (2010.01); H01M 8/0245 (2016.01)

CPC H01M 4/1397 (2013.01) [H01M 4/0402 (2013.01); H01M 4/045 (2013.01); H01M 4/136 (2013.01); H01M 4/388 (2013.01); H01M 4/50 (2013.01); H01M 8/0245 (2013.01); H01M 2004/028 (2013.01); H01M 2300/0034 (2013.01)]

25 Claims

1. A sealed electrochemical cell, comprising:

a first electrode comprising an alkali metal;

a second electrode comprising a halogenation layer; and

a halogenated compound, wherein the halogenation layer comprises a reaction product between the alkali metal that has been oxidized and the halogenated compound that has been reduced, and wherein at least a portion of the halogenation layer is amorphous.