Patent ID: 8497027

Claim:
A method of forming an iron based glass forming honeycomb structure, comprising: forming at least two sheets, wherein each sheet has a thickness in the range of 0.01 mm to 0.15 mm and is formed from an iron based glass forming alloy comprising 40 to 68 atomic percent iron, 13 to 17 atomic percent nickel, 2 to 21 atomic percent cobalt, 12 to 19 atomic percent boron, optionally 0.1 to 6 atomic percent carbon, optionally 0.3 to 4 atomic percent silicon, optionally 1 to 20 percent chromium, and said sheets exhibit spinodal glass matrix microconstituents including amorphous phases and/or crystalline phases; stacking said sheets; bonding said sheets together; and forming a honeycomb structure with said sheets, wherein said honeycomb structure includes a plurality of cells.