All-optical ultrasound transducers are promising for imaging applications in minimally
invasive surgery. In these devices, ultrasound is transmitted and received through laser …

The extremely-high display density of modern smartphones imposes a significant burden on
power consumption, yet does not always provide an improved user experience and may …

We present a miniature fiber-optic ultrasound transmitter for generating high-intensity
focused ultrasound (HIFU) based on photoacoustic transduction. The HIFU device consists …

This study proposes a novel multipoint transducer system by utilizing the single-mode-
multimode-thin-cladding fiber (SMTC) structure. This structure leverages the disparity in …

Photoacoustic waves generated at the tip of an optical fiber consist of a compressive shock
wave followed by tensile diffraction waves. These tensile waves overlap along the fiber axis …

This paper presents the design, fabrication and testing of a single-mode fiber optic
ultrasound transducer. This transducer can work as an ultrasound generator and a receiver …

The most common transducers used to generate ultrasound in medical applications are
based on short electrical pulses applied to piezoelectric transducers and capacitive …

Photoacoustic ultrasound excitation has great potential in structural nondestructive testing
and applications for medical treatments as a promising alternative to electrical ultrasound …

In this study, we propose and demonstrate a multipoint fiber-optic laser-ultrasound
transducer based on fiber waist-enlarged tapers (WETs), which are fabricated by taper …

Laser-ultrasonic excitation holds promising prospects in nondestructive testing and
structural health monitoring. This paper proposes a multipoint, energy-equal laser-ultrasonic …