Results 31 to 40 of about 755,043 (225)

Evaluation of the Impact of Calcium Silicate-Based Sealer Insertion Technique on Root Canal Obturation Quality: A Micro-Computed Tomography Study

open access: yesBioengineering, 2023
Background: Calcium silicate-based sealers have gained in popularity over time due to their physicochemical/biological properties and their possible use with single-cone obturation.
Germain Sfeir   +6 more
doaj   +1 more source

Development of twin screw Rheo extrusion technology [PDF]

open access: yes, 2013
This thesis was submitted for the degree of Doctor of Philosophy and was awarded by Brunel UniversityTwin Screw Rheo Extrusion (TSRE) is a novel semisolid extrusion process developed at BCAST for producing simple profiles such as rods and wires of light
Cassinath, Zen
core   +5 more sources

Microfluidic Nano‐Assembly of Red‐Blood‐Cell (RBC) Lipids and Components for Engineering Extracellular Vesicles

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered red blood cell‐derived extracellular vesicles (eRBCEVs) are synthesized via controlled microfluidic assembly from native RBC lipids, enabling tunable encapsulation of proteins, nucleic acids, nanoparticles, and viral vectors. The platform demonstrates reproducible nanoscale architecture, preserved membrane composition, and functional cargo ...
Chiranth K. Nagaraj   +23 more
wiley   +1 more source

Flow-Induced Concentric Ring Distribution of WC Particles in Indirectly Extruded Al 1050 Matrix Composites

open access: yesMetals
This study reports the fabrication of Al 1050/WC composites (2 and 4 wt.% WC) using a novel ingot-stacked, disc-consolidated approach via indirect extrusion.
Gustavo Rodríguez-Cabriales   +8 more
doaj   +1 more source

Microfluidic Engineering of Microgels: A Review of Emerging Technologies, Materials, Fabrication Strategies, and Applications

open access: yesAdvanced Healthcare Materials, EarlyView.
Recent advances in microfluidic technologies for microgel fabrication are critically reviewed, highlighting the capabilities and limitations of major microfluidic platforms and discussing how platform design, material selection, and crosslinking strategies influence microgel architecture and functionality. Current challenges and future opportunities in
Afshin Abrishamkar   +6 more
wiley   +1 more source

Wide Range Mechanical Customization of Mg-Gd Alloys With Low Degradation Rates by Extrusion

open access: yesFrontiers in Materials, 2019
Currently, only a few magnesium alloys have been approved for implant applications. For biomedical purposes, the choice of the alloying elements is a critical parameter and rare earth elements have been proven to be mechanically suitable and biologically
Jochen Harmuth   +4 more
doaj   +1 more source

Macrophage–Fibroblast Crosstalk Governs Tumor Mechanics, as Revealed by Spatiotemporal Force Mapping in 3D Spheroids

open access: yesAdvanced Healthcare Materials, EarlyView.
This study shows crosstalk among tumor cells, fibroblasts, and macrophages alters the physical forces inside 3D tumor spheroids. Incorporating deformable microparticles in 3D tumor spheroids, the researchers mapped mechanical stresses spatially and with respect to tumor growth (temporally).
Kunal P. Pednekar   +2 more
wiley   +1 more source

Application of Upper Bound Analysis and Taguchi Method In Aluminium Extrusion

open access: yesABUAD Journal of Engineering Research and Development
This research explores the use of upper bound analysis in calculating the extrusion force through u-shaped dies with varying fillet radii, billet lengths, friction coefficients and billet temperatures.
Kamardeen Adebayo Ogunbajo   +3 more
doaj   +1 more source

Perawatan ekstrusi dan luksasi gigi molar satu mandibula dengan restorasi endocrown fiber reinforced composite

Extrusion and luxation treatment of mandibular first molar with endocrown fiber-reinforced composite restoration

open access: yesJurnal Kedokteran Gigi Universitas Padjadjaran, 2022
ABSTRAK Pendahuluan: Pemilihan bentuk restorasi setelah perawatan saluran akar harus dilakukan dengan cermat. Restorasi endocrown dapat mengoreksi dataran oklusal yang ekstrusi, memperbaiki kontak area, membentuk kontur gigi, embrasur serta memperbaiki ...
Friska Elizabet Panjaitan   +3 more
doaj   +1 more source

Hybrid Biofabrication of a Hierarchically Organized Periosteum‐Inspired In Vitro Platform

open access: yesAdvanced Healthcare Materials, EarlyView.
A hybrid biofabrication strategy integrates melt electrowriting with extrusion‐based 3D bioprinting to create a hierarchically organized periosteum‐inspired in vitro platform. Spatially defined osteogenic, fibrous, and endothelial cell‐containing compartments support long‐term culture, osteogenic maturation, and CD31+ endothelial cell organization ...
Yakui Liu   +7 more
wiley   +1 more source

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