Results 211 to 220 of about 203,106 (381)

Interactions of rare earth elements with living organisms and emerging biotechnical applications

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Rare earth elements (REEs) are critical resources required to achieve net‐zero carbon emission targets and energy security. However, rising demand for REEs coupled with significant extraction and processing challenges and geopolitical risks restricts access to REE resources.
Samantha A. McGaughey   +6 more
wiley   +1 more source

Distribution Characteristics and Ecotoxicity Assessment of Polycyclic Aromatic Hydrocarbons (PAHs) in Hydrothermal Carbonization Products of Corn Stalks

open access: yesBioResources
Hydrothermal carbonization (HTC) of corn straw causes hydrolysis and pyrolytic reorganization of the carbon skeleton, leading to the formation of polycyclic aromatic hydrocarbons (PAHs). When used as a soil amendment, hydrothermal carbon can lead to soil
Hongyu Si   +11 more
doaj  

Challenges and Emerging Trends in Hydrogen Energy Industrialization: From Hydrogen Evolution Reaction to Storage, Transportation, and Utilization

open access: yesSmall, EarlyView.
This review presents a comprehensive analysis of recent studies on green H2, covering key aspects including production, storage, transportation, utilization, and market potential. It is further complemented by life cycle assessments to validate the environmental benefits of utilizing renewable energy sources for green H2 generation.
Shiyu Xu   +7 more
wiley   +1 more source

Influence of Carbon Material Properties on Slag‐Foaming Dynamics in Electric Arc Furnaces: A Review

open access: yessteel research international, EarlyView.
This article examines how the properties of the carbon materials affect the slag foaming, emphasizing the need for strategies to improve the effectiveness of biochar, such as pelletizing or blending with coke. Biocoke appears as promising but underexplored option for enhancing slag foaming.
Lina Kieush, Johannes Schenk
wiley   +1 more source

Thermochemical Recycling and Degradation Strategies of Halogenated Polymers (F−, Cl−, Br−): A Holistic Review Coupled with Mechanistic Insights

open access: yesThe Chemical Record, EarlyView.
This review aims to comprehensively address recent degradation techniques (physical, chemical and biological) of halogenated waste polymers with a prime focus on thermal degradation techniques. Exploiting various metal oxides during co‐pyrolysis is deemed a viable solution for recycling halogenated polymeric waste.
Mohamed Shafi Kuttiyathil   +2 more
wiley   +1 more source

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