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NEW AWARD TO THE UNIVERSITY OF ALABAMA. AWARD NUMBER: DE-FE0032263. PROJECT TITLED: BIOMOLECULAR REGULATED CARBONATION PATHWAY TO PROCESS CALCIUM-RICH ALKALINE INDUSTRIAL WASTES INTO SUPPLEMENTARY CEMENTITIOUS MATERIALS (BIOCARB). THE OBJECTIVE OF THIS STUDY IS TO TEST A LAB-SCALE BIO-REGULATED CARBON DIOXIDE (CO2) MINERALIZATION (BIOCARB) SYSTEM THAT CONVERTS CALCIUM-RICH, ALKALINE INDUSTRIAL WASTES (I.E., RECYCLED CEMENT FINES (RCF), CEMENT KILN DUST (CKD), AND HIGH CALCIUM FLY ASH) INTO CARBON-NEGATIVE SUPPLEMENTARY CEMENTITIOUS MATERIALS (SCMS) AND PERMANENTLY STORES CO2 IN THE PRODUCED SCMS. THE POTENTIAL APPLICATION OF THE PRODUCED SCMS WILL ALSO BE EVALUATED. THE CARBON NEGATIVE SCM CAN BE USED TO REPLACE OVER 30% OF PORTLAND CEMENT IN CONCRETE WITHOUT SACRIFICING MECHANICAL PERFORMANCE. THE TECHNO-ECONOMIC ANALYSIS (TEA) AND LIFE CYCLE ANALYSIS (LCA) ARE REQUIRED AS PART OF THE FINAL DELIVERABLES AND WILL ANALYZE THE SCIENTIFIC FINDINGS AS A RESULT OF THE PROJECT. ADDITIONALLY, THE PROPOSED TECHNOLOGY BRINGS VAST ENVIRONMENTAL BENEFITS BY REDUCING AND ELIMINATING MULTIPLE WASTE MATERIAL STREAMS FROM SEVERAL INDUSTRY SECTORS.

$2,000,000FY2023Department of EnergyDOE

University Of Alabama

Investigators

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