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LIGO Newtonian Noise Cancellation Using Metamaterial-Based Periodic Structures
Publisher: American Society of Civil Engineers
Abstract: This paper presents a novel approach to mitigating Newtonian noise (NN) in laser interferometer gravitational wave observatory (LIGO) on Earth’s surface. The proposed method offers an unprecedented means to enhance the ...
Functionally Graded Materials Pile Structure for Seismic Noise Cancellation
Publisher: ASCE
Abstract: This study explores surface-wave propagation through periodic arrangements of multilayered piles in a single-layer soil medium from the viewpoint of bandgaps. The influence of the geometrical parameters of the model on the ...