An active geophone with an adjustable electromagnetic negative stiffness for low-frequency vibration measurement
Jiheng Ding, You-Yong Wang, Min Wang, Yi Sun, Yan Peng, Jun Luo, Huayan Pu
Topics & Concepts
GeophoneStiffnessLow frequencyAcousticsVibrationVibration isolationNonlinear systemAccelerometerFrequency responseUltra low frequencyBandwidth (computing)PhysicsEngineeringControl theory (sociology)Structural engineeringElectrical engineeringComputer scienceTelecommunicationsQuantum mechanicsArtificial intelligenceAstronomyControl (management)Structural Health Monitoring TechniquesGeophysics and Sensor TechnologySeismic Waves and Analysis