SIEMENS CORPORATION - NEW TINA-TOPOLOGY TOPIC S COOPERATIVE AGREEMENT. CONTROL NUMBER: 1953-1880 TITLE: ''MULTI-PHYSICS TOPOLOGY OPTIMIZATION OF DUAL FLOW HEAT EXCHANGERS'' SIEMENS CORPORATION – SIEMENS TECHNOLOGY WILL DEVELOP A MULTI-PHYSICS MULTI-PHASES TOPOLOGY OPTIMIZATION (TO) APPROACH TO IMPROVE THE PERFORMANCE OF HEAT EXCHANGERS (HXS).