Results 41 to 50 of about 1,317,546 (185)

Polymorphic Superparaelectric Engineering Boosting Energy Storage Capacity in BaTiO3‐Based Ceramics

open access: yesAdvanced Science, EarlyView.
Herein, Ca2+ incorporation promotes the coexistence of CaTiO3‐/BaTiO3‐derived paraferroelectric states, stabilizing cubic‐orthorhombic‐tetragonal polymorphic superparaelectric phases. This minimizes polarization energy barriers, facilitating full polarization saturation without compromising efficiency.
Pan Liu   +9 more
wiley   +1 more source

Why do youth step out of sport and into court? A narrative-based exploration [PDF]

open access: yes, 2012
Motivated by my son’s incarceration months after he stopped playing sport this thesis attempts to answer the questions that plagued me as I began dealing with lawyers, courts, and prison visits: If sport is all that it is supposed to be why is my son ...
Clarke, Gloria Hinemoa   +1 more
core  

Two‐Dimensional Triferroics: From Fundamental Couplings to Multifunctional Applications

open access: yesAdvanced Science, EarlyView.
This graphic summarizes the three main types of currently reported 2D triferroic couplings. From the structural perspective, existing systems can be broadly classified into two categories, which exhibit distinct symmetry features and coupling behaviors. Beyond the lattice difference, a third type involves the interplay among ferroelectricity, magnetism,
Yang Li, Jialin Gong, Zhiqing Li
wiley   +1 more source

Significance of youth and sports in Ukraine backup for the education of the younger generation [PDF]

open access: yes, 2014
Purpose: determine the social significance and especially the development of youth and sports reserve in Ukraine. Material : a questionnaire survey of 50 experts in the sphere of physical culture and sports.
Tikhonova N.V., N. V. Tikhonova
core   +1 more source

The challenges for youth coaches in youth sports [PDF]

open access: yes, 2010
1113-FF28-6C5F | Carlos Eduardo Barros ...
Gonçalves, Carlos Eduardo   +2 more
openaire   +3 more sources

Retina‐Inspired Bi‐Based Terahertz Photonic Neuromorphic Devices

open access: yesAdvanced Science, EarlyView.
Combined with effective band alignment and substrate engineering, bismuth materials are introduced to form terahertz photonic bio‐inspired devices with picosecond short‐term plasticity to enable multi‐scene visual perception. Thus obtained hardware through the terahertz optical neural network (THz‐ONN) demonstrates high recognition accuracy, providing ...
Pujing Zhang   +14 more
wiley   +1 more source

The 2 × 2 model of perfectionism and school‐ and community‐based sport participation. [PDF]

open access: yes, 2014
The authors adopted the 2 × 2 model of perfectionism to examine the unique and interactive effects of two dimensions of perfectionism (personal standards perfectionism PSP and evaluative concerns perfectionism ECP) on personal and interpersonal ...
Howard K. Hall   +7 more
core   +1 more source

Boosting Ferroelectricity: 2D and Polymer Ferroelectric Hybrids Enabling Ambipolar Nonvolatile MoS2 Memory Transistor

open access: yesAdvanced Science, EarlyView.
Two‐dimensional CuInP2S6 nanosheets are incorporated into a P(VDF‐TrFE) matrix to induce polarization‐cooperative ferroelectric coupling. The resulting P(VDF‐TrFE)/CuInP2S6 hybrid film exhibits reinforced ferroelectric ordering and reduced coercive electric fields compared with pristine P(VDF‐TrFE).
Yeonsu Jeong   +10 more
wiley   +1 more source

A Machine Vision‐Guided Microphysiological Platform With Automated Microfluidics Enables Longitudinal Biomarker Monitoring and Emulation of Translationally Relevant Exposure Scenarios

open access: yesAdvanced Science, EarlyView.
A pneumatically actuated multi‐tissue microphysiological system is integrated with AI‐based machine vision and automatic sampling and replenishment systems. The platform allows for the emulation of translationally relevant long‐term pharmacokinetic exposure scenarios for multiple weeks while enabling longitudinal monitoring of response biomarkers ...
Jibbe Keulen   +15 more
wiley   +1 more source

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