Results 71 to 80 of about 2,843,453 (292)

Control of the Nano-Particle Weight Ratio in Stainless Steel Micro and Nano Powders by Radio Frequency Plasma Treatment

open access: yesMetals, 2015
This study describes how to make stainless steel hybrid micro-nano-powders (a mixture of micro-powder and nano-powder) using an in situ one-step process via radio frequency (RF) thermal plasma treatment.
Dong-Yeol Yang   +7 more
doaj   +1 more source

An ATP7A‐Mediated Endogenous Regulation Bio‐Clay Enzyme Enables Self‐Amplified Copper Accumulation for Immunogenic Pyrop

open access: yesAdvanced Science, EarlyView.
A self‐amplifying bio‐clay nanozyme (Bio‐Clayzyme) disrupts tumor metabolic homeostasis through endogenous copper transporter ATPase (ATP7A) downregulation, enhancing cascade catalysis and triggering immunogenic pyroptosis for effective tumor immunotherapy.
Weimin Xie   +4 more
wiley   +1 more source

Comparison of dynamic tensile extrusion behaviour of WCu composites made by different processes

open access: yesEPJ Web of Conferences, 2018
Composites with 60~90% of tungsten are used in liners of some specialty shaped charges. The penetration is enhanced by a factor against copper for homogeneous steel target.
Park Leeju   +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

Metal Injection Molding (MIM) of Magnesium and Its Alloys

open access: yesMetals, 2016
Current research has highlighted that magnesium and its alloys as biodegradable material are highly suitable for biomedical applications. The new material fully degrades into nontoxic elements and offers material properties matching those of human bone ...
Martin Wolff   +7 more
doaj   +1 more source

Injectable Peptide‐Based Functional Amyloid Hydrogels as Tunable Depots for Sustained Drug Delivery

open access: yesAdvanced Science, EarlyView.
An injectable and tunable peptide‐based functional amyloid hydrogel provides sustained insulin release while preserving insulin stability and bioactivity. The hydrogel enables prolonged glycemic regulation in vivo, exhibits excellent biocompatibility, and shows no detectable IAPP and α‐Syn heterologous cross‐seeding, highlighting its potential as a ...
Ranjit Shaw   +4 more
wiley   +1 more source

Green density optimization of stainless steel powder via metal injection molding by Taguchi method

open access: yesMATEC Web of Conferences, 2017
Metal injection moulding (MIM) has gains much attention due to its ability in producing large amount of small part with complex geometry and intricate shape. In order to obtain better shape retention, optimum density of green part is required. This paper
Amin AM   +6 more
doaj   +1 more source

Models to Predict the Viscosity of Metal Injection Molding Feedstock Materials as Function of Their Formulation

open access: yesMetals, 2016
The viscosity of feedstock materials is directly related to its processability during injection molding; therefore, being able to predict the viscosity of feedstock materials based on the individual properties of their components can greatly facilitate ...
Joamin Gonzalez-Gutierrez   +6 more
doaj   +1 more source

The Application of Commercial Injection Molding Software to Micro-Component Design and Process Development [PDF]

open access: yes, 2013
The use of software developed for the simulation of injection molding is evaluated through a case study of a micro-injection molded micro-pump component.
Freiheit, Theodor I.   +2 more
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