Experimental approximation of the sound absorption coefficient (∝) for 3D printed reentrant auxetic structures of poly lactic acid reinforced with chicken keratin materials
Vicente Amaya-Amaya, Miguel de Icaza, Ana Laura Martínez‐Hernández, Gonzalo Martínez‐Barrera, Carlos Velasco‐Santos
Topics & Concepts
Materials scienceAuxeticsComposite materialHoneycombInterconnectivityNoise reduction coefficientPolylactic acidSmart materialAbsorption (acoustics)Honeycomb structureAttenuation coefficientStiffnessPolymerPorosityOpticsPhysicsComputer scienceArtificial intelligenceCellular and Composite StructuresInnovations in Concrete and Construction MaterialsNatural Fiber Reinforced Composites