Results 11 to 20 of about 107,981 (254)

Energy-Efficient Low-Complexity Algorithm in 5G Massive MIMO Systems [PDF]

open access: yes, 2021
Energy efficiency (EE) is a critical design when taking into account circuit power consumption (CPC) in fifth-generation cellular networks. These problems arise because of the increasing number of antennas in massive multiple-input multiple-output ...
A. Hamzah, Shipun   +6 more
core   +1 more source

X-ray Fluorescence Analysis of Feldspars and Silicate Glass: Effects of Melting Time on Fused Bead Consistency and Volatilisation [PDF]

open access: yes, 2020
Reproducible preparation of lithium tetraborate fused beads for XRF analysis of glass and mineral samples is of paramount importance for analytical repeatability.
Backhouse, Daniel J.   +11 more
core   +5 more sources

Functional glass-ceramic foams from \u2018inorganic gel casting\u2019 and sintering of glass/slag mixtures [PDF]

open access: yes, 2018
The here described investigation was essentially aimed at exploring the chemical stabilization and reutilization of iron-rich slag from copper metallurgy, by the manufacturing of glass-ceramic foams.
Bernardo, Enrico   +2 more
core   +1 more source

Porous glass-ceramics from alkali activation and sinter-crystallization of mixtures of waste glass and residues from plasma processing of municipal solid waste [PDF]

open access: yes, 2018
Alkali-activated aqueous slurries of fine glass powders, mostly deriving from the plasma processing of municipal solid waste ('Plasmastone'), were found to undergo progressive hardening at low temperature (75 degrees C) owing to the formation of C-S-H ...
Bernardo, Enrico   +3 more
core   +3 more sources

Bioactive glass-ceramic scaffolds from novel 'inorganic gel casting' and sinter-crystallization [PDF]

open access: yes, 2017
Highly porous wollastonite-diopside glass-ceramics have been successfully obtained by a new gel-casting technique. The gelation of an aqueous slurry of glass powders was not achieved according to the polymerization of an organic monomer, but as the ...
Bernardo, Enrico   +5 more
core   +2 more sources

Porous material from recycled glass waste as an advantageous alternative to existing building materials [PDF]

open access: yesConstructii: Journal of Civil Engineering Research, 2020
Experimental results of manufacturing the cellular glass from container glass waste using an unconventional heat treatment technique (microwave energy) are presented in the paper.
Marius Florin DRÄ‚GOESCU   +1 more
doaj  

Ceramic identity contributes to mechanical properties and osteoblast behavior on macroporous composite scaffolds. [PDF]

open access: yes, 2012
Implants formed of metals, bioceramics, or polymers may provide an alternative to autografts for treating large bone defects. However, limitations to each material motivate the examination of composites to capitalize on the beneficial aspects of ...
Genetos, Damian C   +4 more
core   +4 more sources

Potential of choline chloride - based natural deep eutectic solvents (NaDES) in the extraction of microalgal metabolites [PDF]

open access: yes, 2017
In a typical chemical process, the solvents are widely used for the dissolution of the reagents, to favor the kinetics and the thermodynamics of a chemical reaction, for the extraction of products, for the separation of mixtures.
Bravi, Marco   +2 more
core   +1 more source

Measuring the response of human head and neck squamous cell carcinoma to irradiation in a microfluidic model allowing customized therapy [PDF]

open access: yes, 2017
Radiotherapy is the standard treatment for head and neck squamous cell carcinoma (HNSCC), however, radioresistance remains a major clinical problem despite significant improvements in treatment protocols. Therapeutic outcome could potentially be improved
Beavis, Andrew W.   +5 more
core   +1 more source

CELLULAR GRAVEL PRODUCED FROM RESIDUAL ALUMINO-SILICATE MATERIALS (FLY ASH, METAKAOLIN, SLAG, AND ALKALINE EARTH ALUMINO-SILICATE GLASS) BY NONCONVENTIONAL TECHNIQUES

open access: yesNonconventional Technologies Review, 2023
New manufacturing recipe of glass waste-based foam glass gravel for special applications in construction was designed, tested, and presented in this paper.
Lucian Paunescu   +2 more
doaj  

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