Results 71 to 80 of about 1,420,952 (326)

Prenucleation Species Dictate Foreign Ion Incorporation in the Biomineral Precursor Amorphous Calcium Carbonate

open access: yesAdvanced Functional Materials, EarlyView.
ACC forms via aggregating prenucleation clusters that gatekeep its chemical composition. Ion identity steers the path: Ba and Sr substitute Ca in clusters, thereby inhibiting nucleation, with a dose‐dependent switch of Sr to induction. Mg partitions into Mg‐rich and Mg‐poor clusters; the latter form ACC, expelling Mg.
Qianyu Zhao   +9 more
wiley   +1 more source

Acoustic Correlates of Word Stress as A Cue to Accent Strength [PDF]

open access: yes, 2014
Due to the clear interference of their mother tongue prosody, many Czech learners produce their English with a conspicuous foreign accent. The goal of the present study is to investigate the acoustic cues that differentiate stressed and unstressed ...
Beckman   +29 more
core   +2 more sources

Artifact‐Minimizing Ultrathin Transparent Electrodes Fabricated via iCVD for In Vivo Optogenetic Stimulation and Neural Signal Monitoring of Primary Visual Cortex

open access: yesAdvanced Functional Materials, EarlyView.
We present ultrathin flexible transparent electrodes through iCVD‐enabled molecular control of 10 nm gold films on poly(dimethylaminomethylstyrene). In vivo validation demonstrated photoelectric artifact reduction vs. opaque electrodes and preservation of natural neural dynamics.
Tae Jin Mun   +11 more
wiley   +1 more source

Constructing Ionic Fast Diffusion Channels on LiNi0.5Mn1.5O4 for Lithium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A dual‐modification strategy is developed for LNMO cathode, where bulk Ti doping stabilizes the oxygen framework and simultaneously drives the in situ formation of LaTi2O6 nano‐islands as ion diffusion channels on (111) surfaces, enabling high‐rate capacity (∼100 mAh g−1 at 30 C) and excellent cycling retention (87.8% after 1000 cycles).
Xinyi Zhang   +10 more
wiley   +1 more source

Variance in a Second Language Pronunciation Quality

open access: yesCommunications, 2009
The study assessed the relation between the overall degree of perceived foreign accent in non-natives' English speech and a variety of factors. Five native speakers of English were asked to auditorily evaluate the samples of free English speech produced ...
Zdena Kralova, Martin Krajcovic
doaj   +1 more source

Ukrainian English Accent: Roots, Reasons and Basic Features

open access: yesLinguistische Treffen in Wrocław, 2020
The paper explores the origin of a foreign accent in non-native speech. Deviations from the pronun-ciation norm in the articulation of English vowels and consonants by Ukrainian learners of English form a dynamic system of specific features correlating ...
Viktoriia Kochubei
doaj   +1 more source

The Bold and the Beautiful: How Aspects of Personality Affect Foreign Language Pronunciation [PDF]

open access: yes, 2014
In the main study, a group of Polish learners of English completed a number of mimicry tasks in three languages: Italian, Dutch and Chinese, as well as a narration task in English.
Arnold   +36 more
core   +2 more sources

Biocompatible but Antibacterial Mechanism of Graphene Oxide for Sustainable Antibiotics

open access: yesAdvanced Functional Materials, EarlyView.
Graphene oxide (GO) exhibits selective antibacterial activity through specific interactions between its oxygen functional groups and bacterial membrane phospholipid POPG, causing membrane destabilization while maintaining biocompatibility. Model membrane studies and infected wound models in mice and pigs demonstrate effective bacterial suppression and ...
Sujin Cha   +15 more
wiley   +1 more source

Come valutano i parlanti nativi la pronuncia dei non nativi?

open access: yesLinguistik Online
This contribution presents the results of an exploratory investigation on how native speakers perceive and evaluate the Italian accent of FL Spanish.
Renzo Miotti
doaj   +1 more source

Foreign accent syndrome as a developmental motor speech disorder [PDF]

open access: yes, 2009
Introduction: Foreign Accent Syndrome (FAS) is a relatively rare motor speech disorder in which the pronunciation of a patient is perceived by listeners of the same language community as distinctly foreign.
De Deyn, P. P.   +4 more
core   +1 more source

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