Results 41 to 50 of about 2,845 (289)

Lead-Free Piezoelectrics

open access: yes, 2012
Ecological restrictions in many parts of the world are demanding the elimination of Pb from all consumer items. At this moment in the piezoelectric ceramics industry, there is no issue of more importance than the transition to lead-free materials.
Priya, Shashank, Nahm, Sahn
core   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Supporting AI Readiness Through Digital Workflows in Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
Digitalization drives innovation in materials science by connecting data silos and turning heterogeneous processes into reusable research pipelines. Across 13 MaterialDigital projects, digital workflows reveal complementary pathways toward AI‐ready materials research, founded on structured data, persistent artifacts, executable orchestration, and ...
Marian Bruns   +67 more
wiley   +1 more source

Piezoelectrics and Multifunctional Composites

open access: yes, 2015
Piezoelectric cum ferroelectric (FE) oxides constitute a major proportion of the smart functional materials such as actuators, sensors, transducers, filters, resonators, and microelectromechanical systems (MEMS).
Ramadurai, Ranjit   +4 more
core   +1 more source

Wearable Smart Patches on Sustainable Chitosan With Reversible Microbial Growth‐Inhibitory Properties

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Chitosan, a polysaccharide upcycled from biowaste, has long promised sustainable, biocompatible, and antimicrobial films and devices, an appeal reinforced by its recent regulatory recognition, with several chitosan‐based antibacterial dressings gaining clearance through the Food and Drug Administration's 510(k) pathway.
Jacopo Nicoletti   +16 more
wiley   +1 more source

BaTiO3-based piezoelectrics: Fundamentals, current status, and perspectives

open access: yes, 2017
We present a critical review that encompasses the fundamentals and state-of-the-art knowledge of barium titanate-based piezoelectrics. First, the essential crystallography, thermodynamic relations, and concepts necessary to understand piezoelectricity ...
Patel, Satyanarayan   +15 more
core   +2 more sources

Piezoelectric intrinsic polarity modeling and determination

open access: yesAPL Materials
The intrinsic electric polarity of piezoelectrics determines their non-centrosymmetric structure and significantly affects not only their electrical properties but also their mechanical, thermal, optical, and even chemical characteristics.
Yuriy Poplavko
doaj   +1 more source

From bedside to portable and wearable: development of a conformable ultrasound patch for deep breast tissue imaging

open access: yesMolecular Oncology, 2023
A breakthrough study from Du et al. has developed a wearable, ultrasound imaging patch for standardized and reproducible breast tissue imaging. The technology utilizes a honeycomb patch design to facilitate guided movement of the ultrasound array ...
Mark T. Burgess   +2 more
doaj   +1 more source

Spatially Modulated Morphotropic Phase Boundaries in a Compressively Strained Multiferroic Thin Film

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT The coexisting rhombohedral‐like (R′, MA) and tetragonal‐like (T′, MC) monoclinic phases in compressively strained bismuth ferrite thin films exhibit exceptional piezoelectric and magnetic properties. While previous studies have largely focused on probing the morphotropic phase boundaries (MPBs) comprising ordered R′/T′ twins, their self ...
Ting‐Ran Liu   +7 more
wiley   +1 more source

A Review on Wearable Electrospun Polymeric Piezoelectric Sensors and Energy Harvesters

open access: yesMacromolecular Materials and Engineering, 2023
In recent years, wearable sensors and energy harvesters have shown great potential for a wide range of applications in personalized healthcare, robotics, and human–machine interfaces.
Sheyda Mirjalali   +8 more
doaj   +1 more source

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