Devid Falliano
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View article: Modified Fine Recycled Concrete Aggregates with a Crystallizing Agent as Standard Sand Replacement in Mortar
Modified Fine Recycled Concrete Aggregates with a Crystallizing Agent as Standard Sand Replacement in Mortar Open
This study aimed to evaluate mortar performance by substituting part of standard sand with recycled fine aggregates sourced from concrete waste, aiming to assess mechanical properties and durability. Moreover, this study examined the use o…
View article: Reuse of sheep wool fibers in the production of ultralightweight foamed concrete: effect of fiber treatment, length, and content on the mechanical properties
Reuse of sheep wool fibers in the production of ultralightweight foamed concrete: effect of fiber treatment, length, and content on the mechanical properties Open
Concrete is one of the most widely used materials in the world. Still, its production processes, energy consumption, and high use of raw materials make it one of the most environmentally harmful materials. This study aims to enhance the su…
View article: 3D-printed multi-functional foamed concrete building components: Material properties, component design, and 3D printing application
3D-printed multi-functional foamed concrete building components: Material properties, component design, and 3D printing application Open
The use of multi-density foamed concretes (FCs) to produce multi-functional building components by 3D Concrete Printing (3DCP) is investigated. The use of medium-density 3D-printed foamed concrete (3DPFC_800), primarily serving a load-bear…
View article: An Overview of Methods to Enhance the Environmental Performance of Cement-Based Materials
An Overview of Methods to Enhance the Environmental Performance of Cement-Based Materials Open
Urbanization and demographic growth have led to increased global energy consumption in recent years. Furthermore, construction products and materials industries have contributed significantly to this increase in fossil fuel use, due to the…
View article: Enhancing Cement Paste Properties with Biochar: Mechanical and Rheological Insights
Enhancing Cement Paste Properties with Biochar: Mechanical and Rheological Insights Open
Biochar, the solid sub-product of biomass pyrolysis, is widely considered an effective water retention material thanks to its porous microstructure and high specific surface area. This study investigates the possibility of improving both m…
View article: Investigation on the compressive strength and durability properties of alkali-activated slag mortar: Effect of superabsorbent polymer dosage and water content
Investigation on the compressive strength and durability properties of alkali-activated slag mortar: Effect of superabsorbent polymer dosage and water content Open
This paper presents the properties of alkali-activated slag (AAS) mortar additivated with a superabsorbent polymer (SAP) to improve its mechanical and durability properties. The effect of different dosages of SAP (0.0–0.3% with respect to …
View article: The Effect of Different Biochar on the Mechanical Properties of Cement-Pastes and Mortars
The Effect of Different Biochar on the Mechanical Properties of Cement-Pastes and Mortars Open
In recent years, there has been a concerning surge in CO2 emissions, with the construction and materials production sectors standing out as significant contributors to greenhouse gas pollution. To tackle this pressing environmental challen…
View article: The influence of industrial biochar on mortar composites' mechanical properties
The influence of industrial biochar on mortar composites' mechanical properties Open
CO2 emissions have reached record levels in recent years, and the construction and materials production industries significantly contribute to greenhouse gas emissions. To address this environmental issue, architectural design and civil en…
View article: Structural foamed concrete: preliminary studies for applications in seismic areas
Structural foamed concrete: preliminary studies for applications in seismic areas Open
The experimental research presented in this contribution highlights the possibility of producing foamed concretes with target dry densities of 1550±50 kg/m3 and 1750±50 kg/m3 for the use in structural applications, thanks to compressive st…
View article: Critical assessment of CO2 emission of different concretes: foamed, lightweight aggregate, recycled and ordinary concrete
Critical assessment of CO2 emission of different concretes: foamed, lightweight aggregate, recycled and ordinary concrete Open
Construction materials contribute to about 75% of the CO2 emission of all the construction processes. Concrete is one of the most widely used construction materials and is thus primarily responsible for CO2 emission. In particular, 8 − 9% …
View article: Increase the fracture energy of foamed concrete: two possible solutions
Increase the fracture energy of foamed concrete: two possible solutions Open
The aim of the present paper is to investigate the influence of the curing conditions and the addition of an eco-friendly filler, biochar, on the flexural strength and fracture energy of a "green" special concrete characterized by lightnes…
View article: Biochar addition for 3DCP: a preliminary study
Biochar addition for 3DCP: a preliminary study Open
This contribution presents the first results of an ongoing research aimed at highlighting the possible reduction in the environmental impact of concrete through the synergy between two interconnected strategies: the exploitation of by-prod…
View article: Experimental Characterization of Mortar with Recycled PET Aggregate: Preliminary Results
Experimental Characterization of Mortar with Recycled PET Aggregate: Preliminary Results Open
Plastic materials have been widely used since 1930s-1940s and, at the beginning, their capacity of low degradation was neglected, resulting in negative effect today. The main disposed methods of high volume of plastic wastes are landfill, …
View article: Mechanical properties and carbon footprint of 3D-printable cement mortars with biochar additions
Mechanical properties and carbon footprint of 3D-printable cement mortars with biochar additions Open
This contribution focuses on the design and the characterization of innovative mix designs of high consistency mortars with biochar additions in different percentage with respect to the cement weight. Biochar is a by-product material that …
View article: Fiber-reinforced lightweight foamed concrete panels suitable for 3D printing applications
Fiber-reinforced lightweight foamed concrete panels suitable for 3D printing applications Open
This contribution presents a set of experimental results on fiber-reinforced innovative lightweight panels (FRIL-panels) having thickness of 12mm. These panels are prepared with a peculiar foamed concrete that has a high viscosity and cohe…
View article: Investigation on the fracture behavior of foamed concrete
Investigation on the fracture behavior of foamed concrete Open
The fracture behavior of lightweight foamed concrete (LWFC) is significantly influenced by microstructural properties, which are ascribed to the arrangement of air bubbles and pores as well as to the presence of different hydration product…
View article: Confinement effect of different arrangements of transverse reinforcement on axially loaded concrete columns: An experimental study
Confinement effect of different arrangements of transverse reinforcement on axially loaded concrete columns: An experimental study Open
Concrete behaves as a brittle material due to its low inherent tensile strength, but it can also exhibit a markedly ductile behavior when coupled with transverse reinforcement like steel stirrups. The role of stirrups is to enhance confine…
View article: Key factors affecting the compressive strength of foamed concrete
Key factors affecting the compressive strength of foamed concrete Open
This contribution aims to highlight, from an experimental point of view, the key factors affecting the compressive strength of foamed concrete. An experimental campaign has been conducted on a broad group of cubic specimens made of foamed …
View article: Mechanical Characterization Of Extrudable Foamed Concrete: An Experimental Study
Mechanical Characterization Of Extrudable Foamed Concrete: An Experimental Study Open
This paper is focused on the mechanical characterization of foamed concrete specimens with protein-based foaming agent. Unlike classic foamed concrete, a peculiar property of the analyzed foamed concrete is the extrudability, which is achi…