Results 151 to 160 of about 785,332 (278)

One‐Pot Fabrication of Pentapeptide Bio‐Aerogel via Direct Alcogelation

open access: yesSmall, EarlyView.
A minimal tachykinin‐inspired pentapeptide (TC‐1) self‐assembles in water and ethanol to form robust gels that can be dried in one pot to ultra‐porous aerogels using supercritical carbon dioxide. Solvent choice programs nanoscale packing and bulk mechanics producing lightweight monoliths with high porosity for biomaterials applications, verified by ...
Brody McDonald   +6 more
wiley   +1 more source

Downsize Effect on Photocatalytic Syngas Production of a 2D Metal Organic Framework—Tuning the Selectivity From HER to CO2RR via Dimensional Modulation and Mechanical Exfoliation of 2D Metal‐Organic Layers

open access: yesSmall Methods, EarlyView.
A cobalt(II) 2D MOF (2D) has been downsized by covalent bond breaking to form a 1D MOF (1D) and by sonication, to form a 2D exfoliated MOF (2D‐ex). Photocatalytic CO2 reduction shows that 2D and 1D lead to H2‐enriched syngas, whereas 2D‐ex leads to CO‐enriched syngas.
Rajat Saha   +10 more
wiley   +1 more source

Rapid Flow Synthesis of Zr‐MOF Nanoparticles in Supercritical CO2 for Toxic Chemical Removal

open access: yesSmall Methods, EarlyView.
Supercritical CO2 continuous‐flow synthesis produces highly crystalline Zr‐MOFs with residence times as short as 75 s. The resulting UiO‐66 and UiO‐66‐NH2 exhibit high porosity and effective adsorption and degradation of toxic chemicals. ABSTRACT Zirconium‐based metal‐organic frameworks (Zr‐MOFs) are promising materials for the adsorption and ...
Almond Lau   +4 more
wiley   +1 more source

Ultra-supercritical coal power plants : materials, technologies and optimisation /

open access: yes, 2013
The continued use of coal as a means of generating electricity and an increasing demand for cleaner, more efficient energy production has led to advances in power plant technology. Ultra-supercritical coal power plants reviews the engineering, operation,
Zhang, Dongke,editor.
core  

Biodiesel Production from Hevea brasiliensis Seeds: A Systematic Review

open access: yesVietnam Journal of Chemistry, EarlyView.
ABSTRACT The Hevea brasiliensis (HB) species, also called the rubber tree, is currently cultivated worldwide for the extraction of latex, an input for rubber production. In addition, its seeds currently have few productive applications, despite their high oil content.
Sara Lüneburger   +3 more
wiley   +1 more source

Large‐Scale Applications of Plasma Technologies: Progresses and Challenges

open access: yesHigh Voltage, EarlyView.
ABSTRACT Plasma technologies convert electrical power into energetic electrons, ions, reactive species, radiation and heat, thereby breaking through the bottleneck of purely thermal or chemical routes and bringing impressive changes to our world. This roadmap reviews the progress and challenges of plasma technologies from a large‐scale and application ...
Pankaj Attri   +51 more
wiley   +1 more source

Reactive Red 195‐loaded halloysite for cotton dyeing and printing: Adsorption, characterisation and comparison with conventional exhaustion dyeing

open access: yesColoration Technology, EarlyView.
Abstract Textile wet processing generates dye‐containing effluents that require effective recovery and valorisation strategies. Halloysite nanoclay was used to capture Reactive Red 195 from a model aqueous solution, and the resulting dye‐loaded solid (REDHA7) was subsequently applied once to cotton by exhaustion dyeing and pigment‐type printing ...
Marta Perez‐Cabezas   +4 more
wiley   +1 more source

Sustainable Methanol Production via Integrated Supercritical CO2 Cycle: Process Optimization and Energy Efficiency Analysis

open access: yesChemical Engineering Transactions
This paper outlines the work on optimizing methanol production by incorporating a supercritical CO2 cycle. The primary goal was to enhance methanol production efficiency and address environmental concerns by reducing greenhouse gas emissions.
Zhu Ling, Chakib Bouallou
doaj  

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