Results 61 to 70 of about 1,139,630 (287)

Mechanochemical Defluorination of Polytetrafluoroethylene (PTFE) With Base Metals

open access: yesAngewandte Chemie, EarlyView.
Polytetrafluoroethylene (PTFE) mechanochemically reacts with safe‐to‐handle, abundant, and inexpensive base metals Zn and Al, as well as with metals like Cd and Pb, to produce sp2‐carbon and industrially important metal fluorides. The reactivity presents PTFE as a mechanochemical fluorination agent, with opportunities for closed‐loop reductive ...
Anže Zupanc   +10 more
wiley   +2 more sources

Atmospheric Water Harvesting Through Polymer Hydrogel Sorbents: Materials Chemistry, Design Strategies, and Applications

open access: yesAdvanced Science, EarlyView.
Polymer‐based hydrogels have emerged as promising materials for atmospheric water harvesting (AWH) due to their high water affinity, tunable network structure, and excellent moisture adsorption‐desorption performance. Functional hydrogel systems enable efficient water capture and controlled release under low‐energy conditions, offering a sustainable ...
Swagata Datta   +6 more
wiley   +1 more source

Co-Hydrothermal Carbonization of Cacao (Theobroma cacao) Shells with LDPE: Hydrochar Characterization, Comparative Pyrolytic Kinetic Study, and Thermodynamic Property Determination

open access: yesFuels
In the Philippines’ agricultural setup, pre-harvest cacao (Theobroma cacao) fruits are wrapped with low-density polyethylene (LDPE) for moisture retention and damage protection.
Mariane Fe A. Abesamis   +11 more
doaj   +1 more source

The Potential of Self‐Maintainable Living Materials

open access: yesAdvanced Science, EarlyView.
Self‐maintainable living materials are presented as the next generation of bioadaptive systems, integrating continuous sensing, decision‐making, response, self‐repair, and adaptation in a closed‐loop framework. This review highlights the design principles and emerging technologies that enable autonomous, long‐term functionality for future regenerative ...
Mohammadsadegh Nadimifar   +4 more
wiley   +1 more source

Waste and Biomass Valorization [PDF]

open access: yesWaste and Biomass Valorization, 2010
I am delighted to announce the first journal dedicated solely to waste and biomass valorization. This journal will gather and disseminate cutting-edge research and experiences on the conversion of waste and biomass to energy, fuels and other useful materials, with particular focus on environmental indicators and sustainability goals.
openaire   +2 more sources

Optimization of biosurfactant production by Pseudomonas aeruginosa strain Pa using rubber tree seed oil as sole carbon source

open access: yesDiscover Applied Sciences
Biosurfactants (BS) are highly emulsifying, biodegradable, non- or low-toxic, stable and multifunctional molecules. However, high production costs and low yields limit their large-scale production and use.
Yapi Joel Angba   +5 more
doaj   +1 more source

Assessing the interactions of retarding admixtures and fine materials in long-term flowability of cement pastes

open access: yesCase Studies in Construction Materials
The incorporation of supplementary fine materials into mortars and concretes is a common strategy employed to enhance both their rheological and mechanical properties. While organic molecule-based admixtures are primarily utilized to regulate the setting
Eduardo Nobre Guindani   +4 more
doaj   +1 more source

Semi‐Artificial Photosynthesis Enables Light‐Driven Biomanufacturing in Non‐Photosynthetic Bacteria

open access: yesAdvanced Science, EarlyView.
A non‐invasive strategy exploits endogenous H2S metabolism in B. subtilis to drive in situ CdS biomineralization, enabling tight bio‐abiotic contact without genetic modification. Light harvested by the biomineralized nanoparticles powers NADPH regeneration, elevating 2’‐fucosyllactose and surfactin titres two‐ to three‐fold.
Jie Zheng   +8 more
wiley   +1 more source

Utilization of phosphogypsum and red mud in alfalfa cultivation

open access: yesHeliyon
In this work, the utilization of phosphogypsum (PG), a waste coming from the manufacture of phosphate fertilizers, as fertilizer for alfalfa (Medicago sativa L.) crops was investigated using pot experiments.
Pedro Palencia   +4 more
doaj   +1 more source

Moving towards the Application of Biocatalysis in Food Waste Biorefinery

open access: yesFermentation, 2023
Waste valorization is an important strategy to reduce environmental pollution and dependency on petroleum-based fuels. In this regard, utilization of food waste as a versatile and low-cost resource is important. Several advanced catalytic methods for the
Sanjib Kumar Karmee
doaj   +1 more source

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