Results 81 to 90 of about 7,170 (253)

Study on the Hydrogen Embrittlement and Fatigue Performance of In-Service X60 Pipeline Steel in Hydrogen-Blended Environments [PDF]

open access: yesCailiao Baohu
With the increasing urgency of hydrogen blending transportation in in-service natural gas pipelines in the development demand of hydrogen energy utilization, in-service pipeline materials will face the safety risk of running in hydrogen environment.To ...
FEI Fan, WEI Renchao, YANG Zhiwen, FENG Min, WANG Xiuyun
doaj   +1 more source

Dual‐Responsive Hydrogels Integrate Bioelectrical Stimulation and Piezo‐Photocatalysis for Regenerative Treatment of Infected Wounds

open access: yesAdvanced Science, EarlyView.
A wireless, dual‐responsive hydrogel (PVA/(PVDF‐TrFE)/BiOClBr@PDA) is developed to promote efficient regeneration of infected wounds by integrating piezoelectric stimulation with piezo‐photocatalytic pathways. Under simultaneous light and ultrasonic stimulation, the hydrogel generates therapeutic electrical cues and reactive oxygen species, disrupting ...
Baoying Dai   +15 more
wiley   +1 more source

Hydrogen‐Bond Enabled Phosphite Based Intrinsic Flame‐Retardant Solid‐Solid Phase Change Materials Using Catalyst/Solvent‐Free Multi‐Component Reaction for Battery Thermal Management

open access: yesAdvanced Science, EarlyView.
The phosphite group endows intrinsic flame retardancy, while the P = O bond enhances intermolecular interactions to realize solid‐solid phase transition. Battery thermal management tests show the materials extend the safe working time of lithium‐ion batteries by 200%. Cone calorimeter tests indicate a 14s delay in ignition time, and reductions of 37.6%,
Changhui Liu   +9 more
wiley   +1 more source

Advancing Fruit Bioimpedance Monitoring With Sustainable, Soft, And Bio‐Based Electrodes Beyond ECG

open access: yesAdvanced Electronic Materials, EarlyView.
Electrical impedance spectroscopy enables non‐destructive fruit quality monitoring, but conventional ECG and needle electrodes compromise signal stability, fruit physiology, and sustainability. This perspective highlights the transition toward soft, biocompatible, and biodegradable electrode interfaces based on natural substrates, bio‐derived ...
Sundus Riaz   +6 more
wiley   +1 more source

Comparison of design specifications for hydrogen and natural gas pipelines and analysis of the adaptability of repurposing natural gas pipelines for hydrogen transport

open access: yes管道保护
Amid the rising demand for hydrogen energy storage and transportation and the underdeveloped infrastructure in China, utilizing natural gas pipelines for hydrogen-blended transport has emerged as an efficient solution, with the option to repurpose short ...
Cuicui CHEN   +4 more
doaj   +1 more source

Simulation of Hydrogen-Blended Natural Gas Leakage in Confined Space

open access: yesProcesses
As a key enabler for carbon neutrality, hydrogen-blended natural gas utilization requires a thorough safety assessment. This study investigates leakage dispersion in a typical kitchen (4 m × 3 m × 2.8 m) using validated CFD methods. Simulations examined coupled effects of hydrogen blending ratios (0–20%), leakage types (pipe cracks/hose pinholes), and ...
Xu, Nuo   +4 more
openaire   +1 more source

Safety of Sodium‐Ion Batteries: Evaluation and Perspective from Component Materials to Cells, Modules, and Packs

open access: yesAdvanced Energy Materials, EarlyView.
This review provides a bottom‐up evaluation of sodium‐ion battery safety, linking material degradation mechanisms, cell engineering parameters, and module/pack assembly. It emphasizes that understanding intrinsic material stability and establishing coordinated engineering control across hierarchical levels are vital for preventing degradation coupling ...
Won‐Gwang Lim   +5 more
wiley   +1 more source

Advances in hydrogen blending and injection in natural gas networks: A review

open access: yesInternational Journal of Hydrogen Energy
With growing concerns about carbon emissions and the need for decarbonization, hydrogen is a promising hypothesis for the replacement of fossil fuels. Blending hydrogen with natural gas and using existing natural gas transmission networks is a strategy that could reduce carbon emissions.
Nuno Rosa   +5 more
openaire   +2 more sources

Resistant Starch Dynamics in Whole‐Grain Cereals: How Processing and Macromolecular Interactions Shape Quality and Physiological Responses

open access: yesAgriFood: Journal of Agricultural Products for Food, EarlyView.
This review explores how processing and macromolecular interactions shape resistant starch dynamics in whole‐grain cereals. It highlights how these transformations influence nutritional quality, digestion kinetics, and product properties, offering insights for designing stable health‐oriented whole‐grain foods with optimized functional benefits ...
Yuewen Tan   +4 more
wiley   +1 more source

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