Results 61 to 70 of about 337,900 (309)

Reserves, Injury Severity, and Outcomes in Traumatic Brain Injury: A CENTER‐TBI Observational Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Reserve refers to the brain's ability to maintain function after an injury and strongly relates to traumatic brain injury (TBI) outcomes. This study examined (1) whether associations between pre‐injury reserve proxies and outcomes differed across injury severity categories, and (2) whether the impact of injury severity varied across ...
Natascha Ekdahl   +6 more
wiley   +1 more source

Ai-assisted atomic-scale analysis in STEM images

open access: yesJournal of Analytical Science and Technology
This work presents a deep learning-based pipeline for reliable quantitative analysis of Scanning Transmission Electron Microscopy (STEM) images acquired under practical low-dose conditions, in which shot noise and scan distortion can degrade the accuracy
Seunghwan Lee   +7 more
doaj   +1 more source

High Pressure Spectroscopic Investigation on Proton Transfer in Squaric Acid and 4,4′-Bipyridine Co-crystal

open access: yesScientific Reports, 2017
In attempt to the obtain detailed geometric information of proton transfer compound (subsequently denote as SQBP) formed between squaric acid (SQ)and 4,4′-bipyridine(BP), and to investigate the mechanisms of pressure-induced double proton transfer and ...
Zhiwei Ma   +4 more
doaj   +1 more source

A solution-to-solid conversion chemistry enables ultrafast-charging and long-lived molten salt aluminium batteries

open access: yesNature Communications, 2023
Conventional solid-to-solid conversion-type cathodes in batteries suffer from poor diffusion/reaction kinetics, large volume changes and aggressive structural degradation, particularly for rechargeable aluminium batteries (RABs).
Jiashen Meng   +9 more
doaj   +1 more source

Low‐Temperature Imidization of Polyimides (PI) for Scalable Manufacturing of Flexible Wearable Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐temperature imidization of PEG‐modified polyimide enables fully screen‐printed, roll‐to‐roll fabrication of flexible electrodes on PET substrates, delivering robust mechanical durability and reliable ECG/EMG signal performance for wearable electronics.
Akib Abdullah Khan, Jong‐Hoon Kim
wiley   +1 more source

Sustaining Battery Life: Deep-Cycle Lead-Acid Battery Through Acoustic Simulation and System Modeling

open access: yesEnergies
Deep-Cycle Lead-Acid Batteries (DCLA) are widely known in stationary applications such as backup power and off-grid systems. However, their faster capacity decline compared to emerging batteries limits their efficiency and lifespan.
Napski Rudolph A. Pacleb   +2 more
doaj   +1 more source

Atomically ordered non-precious Co3Ta intermetallic nanoparticles as high-performance catalysts for hydrazine electrooxidation

open access: yesNature Communications, 2019
Intermetallic nanoparticles comprised of early transition metals are attractive for fuel cell applications, but are generally limited to noble metal-based systems.
Guang Feng   +9 more
doaj   +1 more source

Influence of Process Parameters on Paste Morphology in Lead-Acid Battery Cured Plates

open access: yesInternational Journal of Electrochemical Science, 2011
This study aim is to understand the effects of paste preparation process parameters Acid/Oxide ratio, paste peak temperature and curing temperature on establishing the crystal morphology of paste and to optimize the conditions to favor homogeneity and ...
M. Mohamed Sharif   +4 more
doaj   +1 more source

Study on the Life Cycle Assessment of Automotive Power Batteries Considering Multi-Cycle Utilization

open access: yes, 2023
This article utilizes the research method of the Life Cycle Assessment (LCA) to scrutinize Lithium Iron Phosphate (LFP) batteries and Ternary Lithium (NCM) batteries. It develops life cycle models representing the material, energy, and emission flows for
Xu Cai   +7 more
core   +1 more source

A Lightweight Procedural Layer for Hybrid Experimental–Computational Workflows in Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
We unveil a prototype hybrid‐workflow framework that fuses automatedcomputation with hands‐on experiments. Built atop pyiron, a lightweight, parameterized layer translates procedure descriptions into executable manual steps, syncing instrument settings, human interventions, and data capture in real‐time today.
Steffen Brinckmann   +8 more
wiley   +1 more source

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