Results 131 to 140 of about 57,516 (246)

SERS‐Based Nano‐ and Microsystems Toward Biomedical Applications

open access: yesSmall, Volume 22, Issue 28, 18 May 2026.
This review provides a current overview of nano‐ and microscale SERS‐based devices, encompassing all aspects from material design to practical applications. We highlight controlled SERS‐active architectures, including patterned substrates, nanorods, microspheres, micromotors, and microneedles, as well as combinations of these microfluidic systems.
Gohar Soufi   +14 more
wiley   +1 more source

High‐Power Performance of Textured Piezoelectric Ceramics Through Synergistic A‐Site Donor and B‐Site Acceptor Doping

open access: yesSmall Methods, Volume 10, Issue 9, 8 May 2026.
A/B‐site co‐doping combined with templated grain growth enables synergistic defect and domain engineering in textured PIN–PMN–PT ceramics. The approach simultaneously enhances piezoelectric response and mechanical quality factor, achieving a balanced soft–hard characteristic.
Minwoo Kim   +13 more
wiley   +1 more source

Large‐Area Release of Pb(Zr, Ti)O3 Films With Reduced Crack Generation via Ferroelastic Domain Engineering

open access: yesSmall Structures, Volume 7, Issue 5, May 2026.
Schematic diagrams of the domain structure of PZT films deposited on SAO/STO substrates (top left) and SAO/STO/LSAT/CaF2 substrates (top right), and optical microscope images of the PZT thin films after release from the substrates in water. By using a CaF2 substrate, a stress‐free single c‐domain is stabilized in the PZT film, effectively suppressing ...
Kazuhiro Takahashi   +3 more
wiley   +1 more source

Influence of Temperature on Seismic Moment as a Diagnostic for Crustal Permeability Creation

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 5, May 2026.
Abstract Understanding what controls permeability is important in modulating crustal processes and the recovery of fuels and energy from the subsurface. Permeability may be created by the reactivation of fractures creating connected flow pathways that result in microearthquakes (MEQs).
Junpeng Wang   +7 more
wiley   +1 more source

Effect of Ga Substitution on the Improper Ferroelectric Aluminate Sodalite‐Type Oxide Ca8[AlO2]12{WO4}2

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 5, May 2026.
ABSTRACT This study examines the dielectric and elastic properties of aluminate sodalite‐type oxides Ca8[(Al1−xGax)O2]12{WO4}2 (x = 0.00, 0.05, and 0.10) to elucidate their complex phase‐transition behavior. Combined dielectric and elastic measurements reveal successive transitions from a paraelastic high‐temperature phase to a ferroelastic low ...
Yujiro Hashimoto   +9 more
wiley   +1 more source

Characterization of Bi and Fe co-doped PZT capacitors for FeRAM

open access: yesScience and Technology of Advanced Materials, 2010
Ferroelectric random access memory (FeRAM) has been in mass production for over 15 years. Higher polarization ferroelectric materials are needed for future devices which can operate above about 100 °C.
Jeffrey S Cross, Seung-Hyun Kim, Satoshi Wada and Abhijit Chatterjee
doaj  

PiezoMEMS Fabrication on Flexible Stainless-Steel Substrates. [PDF]

open access: yesSensors (Basel)
Nakamura K   +5 more
europepmc   +1 more source

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