Deterministically assigned directional sensing of a nanoscale crack based pressure sensor by anisotropic Poisson ratios of the substrate
Byeonghak Park, Yunheum Lee, Woojin Jung, Dylan K. Scott, Daniel Aalto, Hyun‐Joong Chung, Tae‐il Kim
Abstract
Anisotropic Poisson's ratio substrate composed of a sandwich structure of two half-honeycomb layers facilitates the pressure reactivity to the crack based strain sensor with high sensitivity (3.1 × 10<sup>6</sup>MPa<sup>−1</sup>), durability (10 000) and linearity.
Topics & Concepts
Materials sciencePoisson's ratioAnisotropySubstrate (aquarium)HoneycombSensitivity (control systems)LinearityDurabilityHoneycomb structureComposite materialNanoscopic scalePoisson distributionReactivity (psychology)NanotechnologyOpticsElectronic engineeringPhysicsAlternative medicineStatisticsMedicineGeologyMathematicsPathologyOceanographyEngineeringAdvanced Sensor and Energy Harvesting MaterialsGas Sensing Nanomaterials and SensorsAdhesion, Friction, and Surface Interactions