Enhancing Passive Cavitation Imaging Using Pth Root Compression Delay, Sum, and Integrate Beamforming: In Vitro and In Vivo Studies

Application of pth Root Compression Delay, Sum and Integrate Beamforming in Passive Cavitation Imaging Academic Background Passive Cavitation Imaging (PCI) is a technique used to monitor bubble activity during ultrasound therapy, widely applied in treatment scenarios such as drug delivery and tissue ablation (e.g., Histotripsy). However, existing P...

Passive Beamforming Metasurfaces for Microwave-Induced Thermoacoustic Imaging

Passive Beamforming Metasurfaces for Microwave-Induced Thermoacoustic Imaging Academic Background Microwave-induced thermoacoustic imaging (MTAI) is an emerging medical imaging technology that combines the advantages of microwave and ultrasound imaging. It generates ultrasonic waves (i.e., thermoacoustic signals) by irradiating biological tissues w...

Two-source Validation of Online Surface EMG Decomposition Using Progressive FastICA Peel-off

Two-Source Validation Study of Online Surface Electromyogram Decomposition Academic Background Surface electromyogram (SEMG) signals are crucial representations of muscle activity and are widely used in fields such as sports rehabilitation, robotic control, and human-machine interaction. However, SEMG signals are challenging to decompose due to the...

Interdisciplinary Advances in Microcombs: Bridging Physics and Information Technology

Interdisciplinary Advances in Microcomb Technology: Bridging Physics and Information Technology Academic Background The optical frequency comb (OFC) is a technology that divides the optical frequency domain into a series of discrete, equally spaced frequency lines. It has been widely used in precision measurements, optical communications, atomic cl...

A Spatial-Frequency Patching Metasurface Enabling Super-Capacity Perfect Vector Vortex Beams

The Realization of Super-Capacity Perfect Vector Vortex Beams Research Background and Problem Statement Optical vortices, with their unique orbital angular momentum (OAM) characteristics, have demonstrated great potential in applications such as optical multiplexing, particle manipulation, imaging, holographic display, optical communication, and op...