Giant piezoresistivity in a van der Waals material induced by intralayer atomic motions [PDF]
Nature Communications, 2023 Lattice shrinkage is a dominating factor for the strain-induced change of the electronic properties in vdW layered materials. Here, the authors discover a piezoresistivity in pressurized β′-In2Se3, which originates from the intralayer atomic motions.
Lingyun Tang +17 more
doaj +3 more sources
Piezoresistivity and AC Impedance Spectroscopy of Cement-Based Sensors: Basic Concepts, Interpretation, and Perspective. [PDF]
Materials (Basel), 2023 Cement-based sensors include conductive fillers to achieve a sensing capability based on the piezoresistivity phenomenon, in which the electrical resistivity changes with strain.
Elseady AAE +5 more
europepmc +2 more sources
May the Piezoresistivity of GNP-Modified Cement Mortar Be Related to Its Fractal Structure?
Fractal and Fractional, 2021 High piezoresistivity of cement-based composites tuned by conductible fillers provides a feasible way to develop self-sensing smart structures and buildings. However, the microstructural mechanisms remain to be properly understood.
Nanxi Dang +3 more
doaj +2 more sources
Journal of Materiomics, 2020 The human skin inspired soft electronic devices have attracted broadly research attention in the past decades as the promising potential applications in health monitoring and diagnosis, robotics, and prosthetics.
Jiang He +6 more
doaj +2 more sources
Advances in Civil Engineering, 2020 Cementitious composites usually work under moisture condition. Presently, the piezoresistivity of cementitious composites incorporating multiwalled carbon nanotubes (MWCNTs) due to moisture variation was experimentally investigated.
Yanfeng Wang, Xiaohua Zhao, Yi Zhao
doaj +2 more sources
Effects of Electrodes Layout and Filler Scale on Percolation Threshold and Piezoresistivity Performances of a Cementitious-Based Geocomposite. [PDF]
Nanomaterials (Basel), 2022 An extensive experimental study was conducted to investigate the co-effects of surface area and distance between electrodes as well as filler scales on the percolation threshold of piezoresistive cement-stabilised sand.
Abedi M, Fangueiro R, Correia AG.
europepmc +2 more sources
Investigating the Electromechanical Properties of Carbon Black-Based Conductive Polymer Composites via Stochastic Modeling [PDF]
Nanomaterials, 2023 Conductive polymer composites (CPCs) have shown potential for structural health monitoring applications based on repeated findings of irreversible transducer electromechanical property change due to fatigue.
Tyler Albright, Jared Hobeck
doaj +2 more sources
Evaluation of piezoresistivity properties of sputtered ZnO thin films [PDF]
Materials Research, 2014 Zinc oxide (ZnO) thin films were deposited by RF reactive magnetron sputtering on silicon (100) substrates under different experimental conditions. ZnO films were studied before and after annealing treatment at 600 °C.
Guilherme Wellington Alves Cardoso +4 more
doaj +5 more sources
Piezoresistivity in single DNA molecules [PDF]
Nature Communications, 2015 AbstractPiezoresistivity is a fundamental property of materials that has found many device applications. Here we report piezoresistivity in double helical DNA molecules. By studying the dependence of molecular conductance and piezoresistivity of single DNA molecules with different sequences and lengths, and performing molecular orbital calculations, we
Bruot, Christopher +5 more
openaire +4 more sources
Effects of Moisture on Mechanical and Piezoresistive Properties of Cement Composites containing Carbon Fiber during long age [PDF]
E3S Web of Conferences, 2021 This paper presents a compressive test program designed to determine the mechanical and self-sensing properties of cement-matrix composites containing carbon fiber. Two kinds of mixes with 0.5% and 0.75% carbon fiber （CF） were prepared.
Wangyanfeng +3 more
doaj +1 more source