Results 51 to 60 of about 213,768 (303)

Predicting Throughput and Melt Temperature in Pharmaceutical Hot Melt Extrusion

open access: yesPharmaceutics, 2022
Even though hot melt extrusion (HME) is a commonly applied process in the pharmaceutical area, determination of the optimal process parameters is demanding.
Tobias Gottschalk   +3 more
doaj   +1 more source

Continuous twin screw rheo-extrusion of an AZ91D magnesium alloy [PDF]

open access: yes, 2012
© The Minerals, Metals & Materials Society and ASM International 2012The twin screw rheo-extrusion (TSRE) is designed to take advantage of the nondendritc microstructure and thixotropic characterization of semisolid-metal slurries and produce simple ...
A. Das   +34 more
core   +1 more source

Rethinking plastic waste: innovations in enzymatic breakdown of oil‐based polyesters and bioplastics

open access: yesFEBS Open Bio, EarlyView.
Plastic pollution remains a critical environmental challenge, and current mechanical and chemical recycling methods are insufficient to achieve a fully circular economy. This review highlights recent breakthroughs in the enzymatic depolymerization of both oil‐derived polyesters and bioplastics, including high‐throughput protein engineering, de novo ...
Elena Rosini   +2 more
wiley   +1 more source

Numerical Investigation on the Extrusion Process of Flexible Pipe Liners for Deep-Sea Mineral Transport

open access: yesJournal of Marine Science and Engineering
Flexible pipes have significant application potential in deep-sea mineral resource exploitation. As the innermost barrier of flexible pipes, the liner directly withstands abrasive wear from mineral particles.
Wanhai Xu   +4 more
doaj   +1 more source

Prediction of the Ram Extrusion Force of Cement-Based Materials

open access: yesApplied Rheology, 2014
The aim of this study is to propose a theoretical frame that is able to lead someone to an appropriate way of modeling cementbased material extrusion. It clearly appears that different extrusion scenarios may occur.
Perrot Arnaud   +2 more
doaj   +1 more source

3D Printing Ceramics—Materials for Direct Extrusion Process

open access: yesCeramics, 2023
Additive manufacturing and 3D printing methods based on the extrusion of material have become very popular in recent years. There are many methods of printing ceramics, but the direct extrusion method gives the largest range of sizes of printed objects ...
Eliza Romanczuk-Ruszuk   +5 more
doaj   +1 more source

Co-axial wet-spinning in 3D Bioprinting: state of the art and future perspective of microfluidic integration [PDF]

open access: yes, 2019
Nowadays, 3D bioprinting technologies are rapidly emerging in the field of tissue engineering and regenerative medicine as effective tools enabling the fabrication of advanced tissue constructs that can recapitulate in vitro organ/tissue functions ...
Barbetta, Andrea   +3 more
core   +1 more source

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

Effects of raw material extrusion and steam conditioning on feed pellet quality and nutrient digestibility of growing meat rabbits

open access: yesAnimal Nutrition, 2017
This study was conducted to investigate the effects of raw material extrusion and steam conditioning on feed pellet quality and nutrient digestibility of growing meat rabbits, in order to determine appropriate rabbit feed processing methods and ...
Kuoyao Liao   +5 more
doaj   +1 more source

Spark plasma extrusion of binder free hydroxyapatite powder

open access: yesNanotechnology Reviews, 2022
This work explores the possibility of manufacturing dense and nanocrystalline hydroxyapatite (HA) large monoliths by spark plasma extrusion (SPE). This method combines uniaxial mechanical compression, high temperature, and electromagnetic field to ...
Díaz-de-la-Torre Sebastián   +8 more
doaj   +1 more source

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