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Mechanical Properties of the Interface between Reactive Powder Concrete and Aggregates at Different Temperatures
Publisher: American Society of Civil Engineers
Abstract: To analyze the effect of temperature on the failure of the interface between reactive powder concrete (RPC) and aggregate, a constitutive model based on the elastoplastic theory to describe both tension and shear failure ...
Unified Damage Constitutive Model for Fiber-Reinforced Concrete at High Temperature
Publisher: ASCE
Abstract: The mechanical behavior of fiber-reinforced concrete at high temperature is investigated, and a constitutive model considering the damage effect is developed based on the thermodynamic theory. By comparing the experimental ...
Producing Carbon-Negative Bricks by Regenerating C-S-H from Carbonated Recycled Concrete Fines
Publisher: American Society of Civil Engineers
Abstract: This study proposes the production of bricks utilizing underutilized fine powders, predominantly consisting of old cement paste derived from the recycling of demolished and waste concrete. Four brick designs were developed ...
Time Domain Wave Packet Method and Suppression of Instability Waves in Aeroacoustic Computations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A new time domain methodology for Computational Aeroacoustics (CAA) is proposed. The time domain wave packet (TDWP) method employs a temporally compact broadband pulse for acoustic sources. As the radiation and transmission ...