Fiber-optic distributed acoustic sensor (DAS) has been applied to various large-scale
infrastructure monitoring areas in smart cities, leading to a new generation of fiber-optic …

Ship-radiated noise separation is critical in both military and economic domains. However,
due to the complex underwater environments with multiple noise sources and reverberation …

Hardness is one of the critical indexes for the quality control of bearing rings. This paper
presents an eddy current-based method to identify bearing rings after heat treatment with …

When conducting passive acoustic monitoring of humpback whale songs in St Marie
channel, Madagascar, sometimes recordings containing multiple singers were obtained. In …

Magnetic Barkhausen noise (MBN) is used in the non-destructive evaluation (NDE) of
ferromagnetic materials. MBN signals have been shown to be sensitive to the stress of …