Results 51 to 60 of about 61,480 (248)

Acid‐activated water hyacinth (Eichhornia crassipes) from the Nile River for textile wastewater reclamation: A comparative evaluation of anionic and cationic dye adsorption

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Water hyacinth (Eichhornia crassipes) is an extremely invasive aquatic plant with notable environmental and socioeconomic impacts; however, its unique physicochemical properties offer potential for wastewater treatment through adsorption. This study investigates the acid activation of water hyacinth using acetic, sulphuric, hydrochloric, and ...
Zeinab Elbhnsawi   +3 more
wiley   +1 more source

Catalytic Biomass Gasification Process in Fluidized bed Reactor [PDF]

open access: yes, 2009
This thesis focuses on the development of a new catalytic system for conversion of tar produced during biomass gasification in a fluidized bed gasifier in order to overcome the typical drawbacks (low activity, coke deactivation) of conventional catalysts.
Piriou, Bruno
core   +1 more source

Synergism between lignite and high-sulfur petroleum coke in CO2 gasification

open access: yesGreen Processing and Synthesis, 2023
High-sulfur petroleum coke (PC) as solid waste has high treatment cost. Gasification technology can utilize PC and lignite for co-gasification. Organically combining the two is the key to expanding the adaptability of gasification raw materials.
Mao Lirui   +3 more
doaj   +1 more source

Study on fracturing monitoring and expansion law of underground gasification coal based on different gasification channel types

open access: yesMeitan xuebao, 2023
During the underground coal gasification process, the thermal stress produced at high temperatures will lead to coal cracking, which may cause gas leakage.
Faqiang SU   +7 more
doaj   +1 more source

Operational Performance Implications of Circular Economy Implementation: An Empirical Exploration in the Manufacturing Sector

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The global manufacturing sector has increasingly adopted circular economy (CE) practices to address sustainability challenges and improve operational efficiency. This study explores the impact of five CE practices—reduce, reuse, remanufacture, recycle, and recover—on key operational performance dimensions: quality, speed, dependability ...
Jose Arturo Garza‐Reyes   +5 more
wiley   +1 more source

Highly Efficient Photocatalytic Hydrogen on CoS/TiO2 Photocatalysts from Aqueous Methanol Solution

open access: yesInternational Journal of Photoenergy, 2018
The photocatalyzed water splitting reaction in aqueous methanol solution is an efficient preparation method for hydrogen and methanal under mild conditions.
Yu Niu   +5 more
doaj   +1 more source

Artificial Intelligence–Driven and Digital Practices for Circular Business and Finance: Insights for Advancing Hubs for Circularity

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The emerging concept of Hubs for Circularity (H4Cs) presents an opportunity to create collaborative, self‐sustaining regional industrial ecosystems that drive circular economy transitions at scale. However, the operationalisation of H4Cs faces financial, organisational and data‐driven challenges.
Aditya Tripathi   +3 more
wiley   +1 more source

CEO Managerial Ability and the Strategic Repetition of Climate Disclosures

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study examines whether CEO managerial ability shapes the repetition of firms' climate‐related disclosures in mandatory 10‐K filings. Climate reporting is highly judgment based and central to firms' broader climate‐risk management strategies, yet little is known about why some firms repeatedly use similar climate narratives and others ...
Javad Rajabalizadeh
wiley   +1 more source

Yields from pyrolysis of refinery residue using a batch process

open access: yesSouth African Journal of Chemical Engineering, 2017
Batch pyrolysis was a valuable process of assessing the potential of recovering and characterising products from hazardous waste materials. This research explored the pyrolysis of hydrocarbon-rich refinery residue, from crude oil processes, in a 1200 L ...
S. Prithiraj, S. Kauchali
doaj   +1 more source

Unraveling the Roles of Supply Chain Management and Resilience in Advancing Circular Economy: Empirical Evidence Using PLS‐SEM

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT In recent years, environmental concerns have reached critical levels, emphasizing e‐waste management as essential to mitigating resource depletion. However, existing literature lacks frameworks identifying the antecedents of a circular economy.
Pedro Senna   +4 more
wiley   +1 more source

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