Results 81 to 90 of about 6,428,636 (278)

Piezoelectric Properties of Lead-Free Na0.5K0.5NbO3 Ceramics Co-Doped with NiO and CuO

open access: yes, 2010
Lead-free Na0.5K0.5NbO3 + 0.5 mol% NiO+y mol% CuO (y = 0∼3) piezoelectric ceramics have been prepared by conventional solid state reaction technique. The crystal structure and microstructure were analyzed using X-ray diffraction and scanning electron ...
태원필, 강상규
core  

Soft and Transient Bioelectronics Enabled by Polymer‐Free Ti3C2Tx MXene Hydrogels

open access: yesAdvanced Materials, EarlyView.
We present Ti3C2Tx MXene hydrogel (MXgel) bioelectronics, a soft, flexible, and fully transient platform for high‐fidelity neural recording and stimulation. MXgel bioelectronics exhibit exceptional electrical conductivities, low electrochemical impedances, and high charge injection capacities.
Raghav Garg   +15 more
wiley   +1 more source

Fabrication Of Lead Free Piezoelectric Ceramics For Energy Harvesting Applications [PDF]

open access: yes, 2017
Energy harvesting is a process by collecting a small amount of energy from the ambient environment.In this research,the concept of energy harvesting system was implemented using thick film piezoelectric ceramics transforming mechanical vibration energy ...
Mohd Radzi, Muhamad Haffiz
core   +1 more source

Advances in lead-free flexible piezoelectric materials for energy and evolving applications

open access: yesAdvanced Industrial and Engineering Polymer Research
The review highlights the advancements in flexible lead-free piezoelectric materials, emphasizing their potential for energy harvesting and sustainable energy.
Jacem Zidani   +6 more
doaj   +1 more source

Increasing Lipid Nanoparticle mRNA Copy Number Improves Transfection Potency

open access: yesAdvanced Materials, EarlyView.
As lipid nanoparticle (LNP) systems are the leading platform for in vivo nucleic acid delivery, improving transfection potency of these systems is of considerable interest. In this work, we explored a post‐mixing formulation method involving a two‐step buffer exchange that increased the number of mRNA copies within each LNP while reducing the number of
Yao Zhang   +12 more
wiley   +1 more source

Characterization of lead-free piezoelectric ceramics

open access: yes, 2020
This project is focused on lead-free piezoelectric ceramics which are meda in CEITEC. Behaviour of these ceramics is quite different from the lead one. The first part is dedicated to dielectrics and its polarisation techniques.
Šťastná, Magdaléna
core  

Directional Confinement Governed Ion Transport for Efficient Actuation

open access: yesAdvanced Materials, EarlyView.
Structural anisotropy provides an effective means to regulate ion transport in polymer electrolytes. Directionally aligned channels formed by freeze‐drying provide continuous pathways for ion migration, enhancing ion mobility and simultaneously improving the strain and blocking force of ionic actuators.
Yufei Zhang   +8 more
wiley   +1 more source

Advances in Bio‐Integrated Edge Computing Systems for Smart and Connected Health

open access: yesAdvanced Materials, EarlyView.
This review explores advances in bio‐integrated edge computing for healthcare, focusing on co‐designing computing, sensing, and energy strategies to overcome integration and power challenges for optimized, decentralized operation. ABSTRACT Recent advances in bio‐integrated healthcare technologies have enabled continuous, high‐resolution monitoring and ...
Gyuwon Kim   +4 more
wiley   +1 more source

Dual Single Atoms Boosting Photocatalytic Upcycling of Raw Polyvinylidene Fluoride Plastic

open access: yesAdvanced Materials, EarlyView.
To resolve the catastrophic disaster of plastic contamination, the Cu‐Fe dual‐single‐atom‐loaded In2P3S9 NSs photocatalyst was prepared for direct conversion of raw polyvinylidene fluoride plastic into valuable chemicals. The dual‐single‐atom catalyst exhibits exceptional performance, with a total acetic/formic acid production of ∼1351.8 µmol g−1 ...
Amin Talebian‐Kiakalaieh   +6 more
wiley   +1 more source

Concurrently enhanced piezoelectric performance and curie temperature in stressed lead-free Ba0.85Ca0.15Ti0.9Zr0.1O3 ceramics

open access: yesNature Communications
Eco-friendly, lead-free BaTiO3-based piezoelectrics are critical for sustainable electronics, but improving their piezoelectric properties often compromises Curie temperature (T C).
Yuanhui Su   +7 more
doaj   +1 more source

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