NEW COMPETITIVE COOPERATIVE AGREEMENT WITH PURDUE UNIVERSITY UNDER FOA NUMBER DE-FOA-00002851 (COOLERCHIPS) AND CONTROL NUMBER 2851-1537. PROJECT TITLE: “CONFINED DIRECT TWO-PHASE JET IMPINGEMENT COOLING WITH TOPOLOGY OPTIMIZED SURFACE ENGINEERING AND PHASE SEPARATION USING ADDITIVE MANUFACTURING.” WE PROPOSE AN INNOVATIVE CHIP-LEVEL DIRECT TWO-PHASE IMPINGEMENT JET COOLING SOLUTION (FIG.1)THAT LEVERAGED OUR UNIQUE ON-CHIP ADDITIVE MANUFACTURING TECHNOLOGIES AND MULTI-SCALE TOPOLOGY OPTIMIZATION ALGORITHMS TO DRASTICALLY ENHANCE THE OVERALL THERMAL PERFORMANCE WHILE REDUCING THE PUMPING POWER.