Results 131 to 140 of about 25,136 (285)
Editorial: Biowaste valorization utilizing microbial systems
Frontiers in Microbiology, 2023 Debarati Paul +3 more
openaire +3 more sources
Synthesis of Lignin Nanoparticles: Top-Down and Bottom-Up Approaches
Medical Sciences ForumLignin, a main byproduct from paper manufacturing and biorefineries, is now emerging as a new low-cost, renewable starting material for new product development. Its biocompatibility and safety make it valuable for creating novel and value-added products.
Rossella Grappa +4 more
doaj +1 more source
Gravity sensitivity of a resistojet water vaporizer [PDF]
A laboratory model of a water vaporizer for resistojet applications was designed, fabricated, and steady and transient characteristics were measured. Vaporizer operation was not impacted by rotation about a horizontal axis normal to its own.
Morren, W. Earl
core +1 more source
Green Processing and SynthesisIn the realm of nanotechnology, the synthesis of nanoparticles using environmentally benign methods, such as using plant extracts, has garnered significant attention.
Heng Mei Hsuan +10 more
doaj +1 more source
Compatibility experiments of facilities, materials, and propellants for electrothermal thrusters [PDF]
Experiments were performed to determine the compatibility of materials and propellants for electro-thermal thrusters. Candidate propellants for resistojet propulsion include carbon dioxide, methane, hydrogen, ammonia, and hydrazine.
Grisnik, S. P. +2 more
core +1 more source
Power needs for electric propulsion [PDF]
Power supplies for spacecraft electric propulsion ...
Mickelsen, W. R.
core +1 more source
Operation of an electron-bombardment ion source using various gases [PDF]
An electron-bombardment ion thruster of the SERT 2 type was operated with xenon, krypton, argon, neon, nitrogen, helium, and carbon dioxide. The discharge performance with xenon, krypton, and argon was similar to that obtained previously with mercury ...
Byers, D. C., Reader, P. D.
core +1 more source
The promotion of renewable energy sources: European experiences and steps forward [PDF]
This study investigates the instruments used by governments in order to support renewable energy sources in the European Union. The findings of this study reveal that policy goals could be achieved by using a large variety of instruments and renewable ...
Andreea ZAMFIR
core
A Comprehensive Review on Sustainable Triboelectric Energy Harvesting Using Biowaste-Derived Materials. [PDF]
Materials (Basel)Ali W +5 more
europepmc +1 more source
Municipal food waste collection strategies in Portugal: A dataset. [PDF]
Data BriefAlcalde DDO +6 more
europepmc +1 more source