Results 61 to 70 of about 226,548 (263)

An Ion‐Based Strategy Toward Synergistic Surface Functionalization Combining the Osteogenic Properties and NIR‐Mediated Antibacterial Activity of PEEK

open access: yesAdvanced Materials, EarlyView.
A multifunctional bioactive PEEK‐based implant (Mn@p/MBG‐SPEEK) is engineered to combat implant‐associated infections while promoting osteogenesis. The hybrid surface activates PI3K/Akt/mTOR and AP‐1 signaling pathways for osteogenic differentiation, while Mn coordination induces electronic coupling that narrows the HOMO‐LUMO energy gap and enhances ...
Zhiyan Xu   +7 more
wiley   +1 more source

Resilience Building in Students: The Role of Academic Self-Efficacy [PDF]

open access: yesFrontiers in Psychology, 2015
Self-efficacy relates to an individual's perception of their capabilities. It has a clear self-evaluative dimension leading to high or low perceived self-efficacy. Individual differences in perceived self-efficacy have been shown to be better predictors of performance than previous achievement or ability and seem particularly important when individuals
openaire   +4 more sources

Optoelectronic Nanofluidic Neural Networks for Ionic Computing

open access: yesAdvanced Materials, EarlyView.
An ion‐based optoelectronic nanofluidic memristor enables neuromorphic computing in aqueous environments. With tunable ionic memory and multimodal synaptic plasticity, it realizes densely connected ionic neural networks capable of image classification, motion prediction, logic computation, and real‐time in‐sensor computing, advancing fully connected ...
Yaxin Huang   +10 more
wiley   +1 more source

Belief and achievement: Examining the interplay between academic self-efficacy and weekly academic experiences

open access: yesActa Psychologica
Academic self-efficacy is theorised to foster favourable academic outcomes. While academic self-efficacy is believed to have a reciprocal relationship with academic mastery experiences, longitudinal naturalistic investigations are currently lacking ...
Nithila Ramesh, Patrick Klaiber
doaj   +1 more source

Self‐Efficacy and Academic Performance in Colombian Dental Students

open access: yesJournal of Dental Education, 2019
Favorable self‐efficacy beliefs have been theorized to predict better academic performance, but this association has been untested in dental education. To address this knowledge gap, the aim of this study was to determine the relationship between students' self‐efficacy and academic performance in a Colombian dental school.
Mafla Chamorro, Ana Cristina   +3 more
openaire   +4 more sources

Recent Advances in Ferrite‐Based Materials for Biomedical Applications: A Comprehensive Review

open access: yesAdvanced Materials, EarlyView.
Ferrite nanoplatforms are presented as tunable biomedical materials in which synthesis control, cation engineering, defect/morphology regulation, and surface functionalization govern structure–property–bioactivity relationships. These design strategies enable multifunctional applications including MRI contrast, magnetic hyperthermia, targeted drug ...
Pramod D. Mhase   +6 more
wiley   +1 more source

Angstrom‐Scale Confined Ion Sieve and Accelerator for Efficient Aqueous Zinc Batteries

open access: yesAdvanced Materials, EarlyView.
An angstrom‐scale confined ion accelerator strategy is proposed for ultra‐stable aqueous Zn anodes. Selective and precise transport of hydrated Zn(H2O)62+, Zn2+ cations, H2O molecules, and SO42− anions is achieved by in‐plane atomic Ti vacancies and angstrom‐scale interlayer free spacing within the Ti0.87O2 interfacial layer, leading to homogeneous Zn ...
Xing Peng   +16 more
wiley   +1 more source

Academic Self-Efficacy and Postgraduate Procrastination: A Moderated Mediation Model

open access: yesFrontiers in Psychology, 2020
Studies in recent years have shown that academic procrastination in postgraduates is very common and has a negative impact on their mental health.
Guoqing Liu   +9 more
doaj   +1 more source

Engineering the Assembly Freedom of Donor–Acceptor Type Self‐Assembled Monolayers Toward Efficient and Stable Flexible Perovskite Photovoltaics

open access: yesAdvanced Materials, EarlyView.
Assembly freedom engineering breaks the vertical alignment constraint of donor–acceptor self‐assembled monolayers, tuning their assembly freedom to achieve quasi‐random molecular orientation. This strategy simultaneously boosts interfacial charge transport and mechanical robustness, enabling high‐efficiency and mechanically stable flexible perovskite ...
Biao Zhou   +9 more
wiley   +1 more source

Self-compassion, academic stress, and academic self-efficacy among undergraduate nursing students: a cross-sectional, multi-center study

open access: yesBMC Medical Education
Background According to the literature, academic stress, academic self-efficacy, and self-compassion are the most effective variables that affect nursing students’ psychological health and learning engagement. This study aimed to examine the relationship
Amir Mohamad Nazari   +3 more
doaj   +1 more source

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