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RISInfluence of Addition of Polycarboxylate-Based Superplasticizer on Properties of High Performance Concrete
Publisher: ASCE
Abstract: Nowadays, polycarboxylate-based (PCA) superplasticizer (SP) has become the basic ingredient to prepare high-performance concrete (HPC). PCA SP with carboxylic sulfonic groups and long poly (ethylene oxide) side chain was ...
In Vitro Stretches of the Mitral Valve Anterior Leaflet Under Edge-to-Edge Repair Condition
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Mitral valve edge-to-edge repair (ETER) alters valve mechanics, which may impact efficacy and durability of the repair. The objective of this paper was to quantify stretches in the central ...