Results 131 to 140 of about 12,846,424 (240)

Ultralow CNT-reinforced phase-change fibers for scalable wearable thermoregulation

open access: yesNature Communications
Phase-change materials (PCMs) demonstrate transformative potential for wearable thermal management systems; however, their practical implementation faces challenges due to trade-offs among energy storage density, mechanical robustness, and phase-change ...
Xiaoye Geng   +11 more
doaj   +1 more source

Consumers Behavior and Awareness on Packaging Waste Management for Circular Economy: Theoretical vs. Empirical Analysis

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Transition of consumption models towards a circular economy is fundamental, particularly in the food packaging sector, which generates a high proportion of waste. In this context, consumers play a fundamental role, especially at the domestic level through separate waste collection, to limit the use of virgin materials and facilitate the reuse ...
Maria Vittoria Rizzo   +3 more
wiley   +1 more source

A Camel‐Fur‐Inspired Micro‐Extrusion Foaming Porous Elastic Fiber for All‐Weather Dual‐Mode Human Thermal Regulation

open access: yesAdvanced Science
Maintaining the stability of human body temperature is the basis of ensuring the normal life activities of witness, and the emergence of various functional clothing is committed to assisting the human body temperature in thermal comfort range in the ...
Yushu Wang   +4 more
doaj   +1 more source

Beyond Activity: The Unified Framework of the Sabatier Principle to Guide Rational Design of Durable and Active Electrocatalysts

open access: yesCarbon Energy, EarlyView.
In this review, a unified framework of the Sabatier principle is applied to a diverse range of catalytic and electrocatalytic systems for advanced clean energy technologies, with a particular focus on the oxygen reduction reaction (ORR). This approach will guide the design and development of highly active and stable catalysts for fuel cells ...
Wanying Zhang   +6 more
wiley   +1 more source

Embedding a Dinuclear Ru─Pt Photocatalyst Into Polyampholytic Graft Copolymer Matrix Enables Prolonged Hydrogen Evolution While Allowing Catalyst Repair

open access: yesChemistry – A European Journal, EarlyView.
A unimolecular polyampholytic graft copolymer matrix provides a protective confinement for an electrostatically embedded tetrapyridophenazine‐bridged heterodinuclear Ru‐Pt hydrogen evolving photocatalyst. The matrix slows the degradation kinetics of the catalyst and at the same time does not hinder its repair by ammonium persulfate.
Yurii Utievskyi   +10 more
wiley   +1 more source

Defossilisation of the Energy Supply of a Chemical Site by Integration of a Carnot Battery

open access: yesChemie Ingenieur Technik, EarlyView.
This study presents the results of a techno‐economic analysis of CO2‐free energy supply concepts for electricity and heat for the defossilisation of a chemical park in Germany for the model years 2030 and 2045. The focus is on the integration of a Carnot battery with thermal energy storage, which enables the flexible use of green fuels and renewable ...
Martin Bolten   +6 more
wiley   +1 more source

Green and sustainable synthesis of magnetite from copper slag via citrate complexation for methylene blue dye removal from water

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract This study proposes a novel, green, and sustainable method for synthesizing magnetic iron oxides from metallurgical copper slag (CS), leveraging its iron content as a valuable resource. Iron was extracted via acid leaching using edible citric acid (ECA), forming a citrate–iron complex (CSL), which was subsequently thermally decomposed at 300°C
Melisa Portilla‐Sangabriel   +4 more
wiley   +1 more source

Harnessing machine learning and optimization for informed chemical engineering decisions: A styrene reactor analysis

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
This study shows that integrating multiple machine learning models with optimization and decision‐making improves chemical process design, and that a consensus‐based strategy across models provides more robust and reliable operating recommendations than any single model, especially under limited or noisy data conditions.
Farough Agin   +2 more
wiley   +1 more source

Battery Cells and Their Thermal Management With a Constructal Approach

open access: yes
In this chapter, we review our work on battery cells. We start by developing a methodological approach to assess the thermal and electrical behavior of a battery cell as a function of the environmental conditions.
Cetkin,E., Lorente,S., Gungor,S.
core   +1 more source

One century of teaching, research, and innovation in chemical engineering in Mexico: The role of chemical engineering in the background and future of polymer science and industrial production in Mexico

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Timeline of key academic milestones and individuals that shaped chemical engineering at FQ‐UNAM and in Mexico. Abstract One hundred years after the beginning of the teaching of Chemical Engineering in Mexico, which started in 1925 in the former National School of Chemical Sciences, currently Faculty of Chemistry (FQ) at National Autonomous University ...
Patricia Pérez‐Salinas   +2 more
wiley   +1 more source

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