Enhancing ultrasound power transfer: Efficiency, acoustics, and future directions

Y Zheng, Z Zhang, Y Zhang, Q Pan, X Yan… - Advanced …, 2024 - Wiley Online Library
Implantable medical devices (IMDs), like pacemakers regulating heart rhythm or deep brain
stimulators treating neurological disorders, revolutionize healthcare. However, limited …

Temperature stability of perovskite-structured lead-free piezoceramics: Evaluation methods, improvement strategies, and future perspectives

X Lv, X Wang, Y Ma, X Zhang, J Wu - Materials Science and Engineering …, 2024 - Elsevier
Due to ever-increasing environmental concerns, lead-free piezoceramics have been studied
for more than half a century with the purpose of replacing toxic lead-based counterparts. A …

Self-poled piezoelectric polymer composites via melt-state energy implantation

ZX Huang, LW Li, YZ Huang, WX Rao… - Nature …, 2024 - nature.com
Lightweight flexible piezoelectric polymers are demanded for various applications. However,
the low instinctively piezoelectric coefficient (ie. d33) and complex poling process greatly …

Construction of flexible piezoceramic array with ultrahigh piezoelectricity via a hierarchical design strategy

Q Xu, Z Wang, J Zhong, M Yan, S Zhao… - Advanced Functional …, 2023 - Wiley Online Library
The µW‐level power density of flexible piezoelectric energy harvesters (FPEHs) restricts
their potential in applications related to high‐power multifunctional wearable devices. To …

Flexible, Wearable Wireless-Charging Power System Incorporating Piezo-Ultrasonic Arrays and MXene-Based Solid-State Supercapacitors

Q Zhou, C Zhu, H Xue, L Jiang… - ACS Applied Materials & …, 2024 - ACS Publications
With the continuous development of wearable electronics, higher requirements are put
forward for flexible, detachable, stable output, and long service life power modules. Given …

Flexible lead-free cruciform piezo-arrays for implantable wireless energy harvesting on complex surfaces

C Zhu, H Xue, Q Zhou, L Jiang, J Wu - Journal of Materials Chemistry …, 2024 - pubs.rsc.org
With the advancement of implantable medical electronics, higher demands have been
placed on their power supply, as well as their safety and flexibility. Ultrasonic wireless …

A wireless ultrasound energy harvester based on flexible relaxor ferroelectric crystal composite arrays for implanted bio-electronics

N Jia, Q Li, CC Li, H Du, X Gao, Y Liu, K Song… - Energy & …, 2024 - pubs.rsc.org
Implanted bio-electronic (IBE) devices such as pacemakers and neurostimulators have
become increasingly important for therapeutic and diagnostic medical purposes. The life …

Realizing Super‐High Piezoelectricity and Excellent Fatigue Resistance in Domain‐Engineered Bismuth Titanate Ferroelectrics

S **e, Q Xu, Q Chen, J Zhu… - Advanced Functional …, 2024 - Wiley Online Library
Bismuth titanate (BIT) is widely known as one of the most prospective lead‐free ferroelectric
and piezoelectric materials in advanced high‐temperature sensing applications. Despite …

Acoustoelectric materials & devices in biomedicine

X Zhang, Y Zhang, J Zhang, J Shang, L Lin… - Chemical Engineering …, 2024 - Elsevier
This paper provides a comprehensive review on the acoustoelectric materials and devices
in biomedicine. Prominent development has been achieved in minimally invasive medicine …

Oxide‐halide perovskite composites for simultaneous recycling of lead zirconate titanate piezoceramics and methylammonium lead iodide solar cells

M Tabeshfar, M Nelo, SS Anandakrishnan… - Small …, 2024 - Wiley Online Library
Global concerns over energy availability and the environment impose an urgent requirement
for sustainable manufacturing, usage, and disposal of electronic components. Piezoelectric …