Results 81 to 90 of about 5,007,528 (396)

Implicating the red body of Nannochloropsis in forming the recalcitrant cell wall polymer algaenan

open access: yesNature Communications
Stramenopile algae contribute significantly to global primary productivity, and one class, Eustigmatophyceae, is increasingly studied for applications in high-value lipid production.
Christopher W. Gee   +7 more
doaj   +1 more source

Synthesis and Characterization of New Copper based Nanocomposite

open access: yesInternational Journal of Electrochemical Science, 2013
Copper based nano-material containing different phases of copper, CuO/Cu2O/Cu, was prepared by glycine assisted combustion method. The structural properties of the final product including the crystallite size, lattice constant and unit cell volume were ...
Omar H. Abd-Elkader, N.M. Deraz
doaj   +1 more source

Low‐Cost, Large‐Scale Nanoporous Metals by Mechanical Alloying, Oxide Reduction, and Dealloying of Powders

open access: yesAdvanced Engineering Materials, EarlyView.
Powder metal processing provides scalable advantages in nanoporous (np) metal development. Mechanical alloying is used to produce unique precursors for hybrid nanopore formation by oxide reduction and dealloying. As demonstrated in np Ag, this approach improves process efficiency while promoting smaller ligaments and larger pores, both of which are ...
Mark A. Atwater, Oliver A. Fowler
wiley   +1 more source

Effects of Magnesia Content on Spinel Magnesium Ferrite Formation

open access: yesInternational Journal of Electrochemical Science, 2013
The goal of this research is to prepare magnesium ferrite spinel solid solution with magnesia-rich composition, MgFe2O4. (n-1)MgO, in one step by simple method.
N.M. Deraz, Omar H. Abd-Elkader
doaj   +1 more source

Planar Solid‐State Nanopores Toward Scalable Nanofluidic Integration Based on CMOS Technology

open access: yesAdvanced Engineering Materials, EarlyView.
We present a scalable silicon‐based fabrication strategy for planar solid‐state nanopores to enable their integration with complex nanofluidic systems. Prototype devices demonstrate normal voltage‐current characteristics, good noise performance, and appreciable streaming currents. Our CMOS‐compatible fabrication process offers precise geometric control
Ngan Hoang Pham   +7 more
wiley   +1 more source

Evaluation of Mechanical Properties and Microstructure for Laser Deposition Process and Welding Process [PDF]

open access: yes, 2006
Laser Aided Manufacturing Process (LAMP) can be applied to repair steel die/molds which are currently repaired using traditional welding process in industry.
Anand, Jambunathan   +5 more
core   +2 more sources

On the Lightweight Potential of Laser Additive Manufactured NiTi Triply Periodic Minimal Sheet Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the lightweight potential of laser additive‐manufactured NiTi triply periodic minimal surface sheet lattices. It systematically investigates the effects of relative density and unit cell size on surface quality, deformation recovery, compression behavior, and energy absorption.
Haoming Mo   +3 more
wiley   +1 more source

The effect of a poly-herbal plant extract on the adhesion of Streptococcus mutans to tooth enamel

open access: yesBMC Complementary Medicine and Therapies
Background Dental caries, also known as tooth decay or cavity formation, is one of the world’s most widespread dental conditions. It is a plaque-related infection caused mainly by Streptococcus mutans. People have relied on several plant species to treat
Cynthia J. Henley-Smith   +4 more
doaj   +1 more source

Meiotic cellular rejuvenation is coupled to nuclear remodeling in budding yeast

open access: yeseLife, 2019
Production of healthy gametes in meiosis relies on the quality control and proper distribution of both nuclear and cytoplasmic contents. Meiotic differentiation naturally eliminates age-induced cellular damage by an unknown mechanism.
Grant A King   +6 more
doaj   +1 more source

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