Geiger-mode avalanche photodiodes (APDs) are capable of detecting single photons by harnessing a process called avalanche ...
Abstract: Ultrasound contrast agents (UCAs) have been used as vascular reporters for the past 40 years. The ability to enhance vascular features in ultrasound images with engineered lipid-shelled ...
Abstract: Elastic wave propagation in heterogeneous, vertically layered elastic media plays a critical role in fields such as geophysics and acoustic (including sonic and ultrasound) oil well logging.