Results 41 to 50 of about 19,367 (220)

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

Dielectric properties of ceramics in lead zirconate titanate - lead magnesium niobate system [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2004
In this study, the xPb(Zr0.52Ti0.48)O3 - (1-x)Pb(Mg1/3Nb2/3)O3 (when x = 0, 0.1, 0.3, 0.5, 0.7, 0.9, and 1.0) ceramic composites are prepared from PZT and PMN powders by a conventional mixed-oxide method.
Pitak Laoratakul   +2 more
doaj  

Lead‐free versus PZT: Acoustic characterization of ultrasonic immersion transducers fabricated with lead‐free NBT‐BT piezoceramic

open access: yesThe Journal of Engineering, 2023
An evaluation of the performance of a recently developed formulation of (lead‐free) Sodium‐Bismuth titanate – Barium Titanate (NBT‐BT) piezoceramic is presented through the construction and testing of several immersion transducers based around a new ...
Thomas R. P. Kelley
doaj   +1 more source

A Comparative Study of the Structure and Properties of Sn-Modified Lead Zirconate Titanate Ferroelectric and Antiferroelectric Ceramics [PDF]

open access: yes, 2007
Comparative studies of the structure and property of a ferroelectric Pb0.99Nb0.02[(Zr0.57Sn0.43)0.88Ti0.12]0.98O3 and an antiferroelectric Pb0.99Nb0.02[(Zr0.57Sn0.43)0.94Ti0.06]0.98O3 ceramic were conducted.
He, Hui, Tan, Xiaoli, Tan, Xiaoli
core   +3 more sources

Recent Advances of Slip Sensors for Smart Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang   +8 more
wiley   +1 more source

Highly efficient lead zirconate titanate ring modulator

open access: yesAPL Photonics
Advanced photonic integrated circuits require large-scale integration of high-speed electro-optic (EO) functional components on a chip. Low power consumption and high operation speed are thus key metrics for almost all integrated EO devices.
Guolei Liu   +9 more
doaj   +1 more source

Gamma-ray shielding properties of lanthanum doped barium zirconium titanate ceramic system

open access: yesFrontiers in Materials
With the widespread applications of gamma radiation in the nuclear and medical fields, there has been growing concern about developing high-performance, lightweight, lead-free radiation shields.
Sarabjeet Kaur   +7 more
doaj   +1 more source

Dielectric properties of composite based on ferroelectric copolymer of poly(vinylidene fluoride-trifluoroethylene) and ferroelectric ceramics of barium lead zirconate titanate [PDF]

open access: yesJournal of Advanced Dielectrics, 2017
A study of dielectric properties of composite films on the base of poly(vinylidene fluoride-trifluoroethylene) copolymer P(VDF-TrFE) and ferroelectric ceramics of barium lead zirconate titanate (BPZT) solid solution is presented in this work.
A. V. Solnyshkin   +6 more
doaj   +1 more source

RF magnetron sputtered perovskite-oriented PSZT thin films on gold for piezoelectric and ferroelectric transducers [PDF]

open access: yes, 2006
Conditions for depositing perovskite-oriented Pb0.92Sr0.08(Zr0.65Ti0.35) O-3 thin films on gold by RF magnetron sputtering are investigated. Deposition results were analysed by scanning electron microscopy, X-ray photoelectron spectroscopy and X-ray ...
Bhaskaran, M, Holland, A, Sriram, S
core   +1 more source

Toward Wireless Implantable Robotic Systems Driven by Magnetic Field for Personalized Therapy

open access: yesAdvanced Robotics Research, EarlyView.
Robotic materials are playing an increasingly vital role in enabling sensing and actuation at small scales. This perspective highlights recent advances in magnetic materials and magnetically actuated devices for wireless sensing, actuation, and energy harvesting toward implantable robotic systems for closed‐loop therapy.
Yusheng Wang, Ruijian Ge, Xiaoguang Dong
wiley   +1 more source

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