Results 141 to 150 of about 429,334 (349)

Interlayered MnS Nanoclusters within a High-Charge Synthetic Sodium MICA (Na-2-MICA) [PDF]

open access: yes, 2015
In this work a high charge swelling mica (Na-2-mica) with targeted composition Na2[Si6Al2]Mg6F4O20.XH2O was synthesized achieving high purity product by the sol-gel methodology, using methyltriethoxysilane (C7H18O3Si, 95 % purity) as silicon source ...
Galeano, Luis-Alejandro   +2 more
core  

Intrinsic Strain‐Driven Topological Evolution in SrRuO3 via Flexural Strain Engineering

open access: yesAdvanced Electronic Materials, EarlyView.
A flexural strain platform is developed to isolate intrinsic strain effects on the topological electronic structure in SrRuO3, and demonstrates that the topological properties and associated anomalous Hall effect can be effectively modulated via strain engineering without introducing phase transitions or crystal defects, offering a new approach for ...
Liguang Gong   +10 more
wiley   +1 more source

How to Test Triboelectric Nanogenerators: Key Factors for Standardized Performance Evaluation

open access: yesAdvanced Energy Materials, EarlyView.
This paper is a guide on how to test triboelectric nanogenerators (TENGs) so that results can be reliably compared across different laboratories. It explores the many factors (fabrication, mechanical, electrical, and environmental) that can affect TENG testing results and provides recommendations for best practice in testing and performance evaluation.
Daniel M. Mulvihill   +10 more
wiley   +1 more source

Logistic Regression and Machine Learning Algorithms for the Risk Prediction of Perioperative Adverse Cardiovascular Events in Elderly Patients

open access: yesAGING MEDICINE, EarlyView.
This manuscript focused on developing and validating prediction models for PACEs in elderly patients undergoing noncardiac surgery in China, utilizing routine laboratory examination findings. Logistic regression and machine learning algorithms were employed to construct these models.
Xiao Yan Li   +8 more
wiley   +1 more source

ESPR chronicles: unveiling environmental and pollution science trends across time

open access: yesDiscover Environment
This study explores current research trends in environmental studies, emphasizing the importance of addressing climate change through effective strategies and highlighting the crucial role of circular economy principles and resource management in ...
Saurabh Prajapati, Chintan Pandya
doaj   +1 more source

Dating Polygenetic Metamorphic Assemblages along a Transect across the Western Alps [PDF]

open access: yes, 2017
Multichronometric analyses were performed on samples from a transect in the French-Italian Western Alps crossing nappes derived from the Briançonnais terrane and the Piemonte-Liguria Ocean, in an endeavour to date both high-pressure (HP) metamorphism and
Bousquet, Romain   +4 more
core  

Flexible Memory: Progress, Challenges, and Opportunities

open access: yesAdvanced Intelligent Discovery, EarlyView.
Flexible memory technology is crucial for flexible electronics integration. This review covers its historical evolution, evaluates rigid systems, proposes a flexible memory framework based on multiple mechanisms, stresses material design's role, presents a coupling model for performance optimization, and points out future directions.
Ruizhi Yuan   +5 more
wiley   +1 more source

Smart Bioinspired Material‐Based Actuators: Current Challenges and Prospects

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This work gathers, in a review style, an extensive and comprehensive literature overview on the development of autonomous actuators based on synthetic materials, bringing together valuable knowledge from several studies. Furthermore, the article identifies the fundamental principles of actuation mechanisms and defines key parameters to address the size
Alejandro Palacios   +4 more
wiley   +1 more source

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