Results 191 to 200 of about 14,036 (288)

A Polar Topology Network Induces Elastic Stiffening in Ferroelectric Oxide Superlattices

open access: yesSmall, EarlyView.
The periodicity in BiFeO3/SrTiO3 superlattices tunes the system into a dense, elastically constrained polar texture state. This topology‐rich regime reveals a collective mechanical response in which interactions among polar topological defects restrict local deformations, producing a pronounced elastic stiffening.
Mohammad Moein Seyfouri   +10 more
wiley   +1 more source

Non‐Perturbative Bacterial Identification Directly From Solid Agar Plates Using Raman Micro‐Spectroscopy and Machine Learning

open access: yesSmall Methods, EarlyView.
This work demonstrates a simple, rapid bacterial identification directly from unopened solid agar culture that neither perturbs culture conditions nor requires extrinsic labels, promising seamless integration of Raman spectroscopy into clinical and microbiology laboratory workflows.
Jeong Hee Kim   +3 more
wiley   +1 more source

Unveiling Hidden Patterns in Electrode‐Electrolyte Interphase Chemistry and Architecture Through Machine Learning‐Assisted Mass Spectrometry Analysis

open access: yesSmall Methods, EarlyView.
Electrode‐electrolyte interphases are critical for battery performance, yet their chemical, structural, and thickness heterogeneity are challenging to resolve. Machine learning applied to 3D TOF‐SIMS datasets reveals how individual chemical components shape interphase composition, spatial architecture, and local thickness variations.
Tara Ingebrand, Arumugam Manthiram
wiley   +1 more source

Investigation of Serrated Flow in Intercritically Annealed Medium Manganese Steel by In Situ Synchrotron X‐Ray Diffraction

open access: yessteel research international, EarlyView.
Serrations and stepwise austenite phase transformation were observed in cold‐rolled and annealed medium manganese steels. By in situ XRD experiments, these two phenomena were studied simultaneously. The results show that DSA leads to the creation of PLC bands and load drops in the specimen.
Shahroz Ahmed   +6 more
wiley   +1 more source

Assessment of Oxidative Stress, Vitellogenin, and Human Health Risks Derived From Nile Tilapia Exposed to Metals and Metalloids in Southeastern Brazil

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Urban coastal lagoons are highly vulnerable ecosystems increasingly affected by metal contamination, as well as multiple anthropogenic stressors. This study evaluated ecotoxicological and human health risks associated with chronic metal exposure in Nile tilapia (Oreochromis niloticus) from an anthropogenically impacted lagoon in southeastern ...
Julia Araújo Alves   +8 more
wiley   +1 more source

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