Results 91 to 100 of about 472,341 (252)

Supplemental Material: Shape-corrected, volume-weighted mean diameter: A robust method for reliable 3-D mean diameter calculations from 2-D datasets

open access: yes
Details regarding standard operating procedures adopted in air-dispersed optical granulometry analyses, thin section preparation, and high-resolution thin section photomosaics shown in Figure 7.<p></p>
et al., Mattia Pizzati
openaire   +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

Electrochemical Evaluation of Compressed Selective Laser Melted AlSi7Mg and AlSi10Mg Alloys in Chloride Environment

open access: yesAdvanced Engineering Materials, EarlyView.
The corrosion performance of AlSi7Mg and AlSi10Mg alloys produced through selective laser melting (SLM) was examined under compressive stress in a chloride environment. Electrochemical analyses, including open‐circuit potential (OCP), potentiodynamic polarization (CPP), and electrochemical impedance spectroscopy (EIS), were complemented by scanning ...
Femi John Akinfolarin   +2 more
wiley   +1 more source

RECIPROCAL RELATIONSHIPS BETWEEN AGGREGATE STABILITY AND ORGANIC CARBON CHARACTERISTICS IN A FORESTED ECOSYSTEM OF NORTHERN NIGERIA

open access: yesTropical and Subtropical Agroecosystems, 2012
Soil organic matter associated with different size aggregates differ in structure and function; therefore, play different roles in soil organic carbon (SOC) turnover.
Halima Mohammed Lawal
doaj  

Additive Gaussian Process Regression for Predictive Design of High‐Performance, Printable Silicones

open access: yesAdvanced Engineering Materials, EarlyView.
A chemistry‐aware design framework for tuning printable polydimethylsiloxane (PDMS) for vat photopolymerization (VPP) is developed using additive Gaussian process (GP) modeling. Polymer network mechanics informs variable groupings, feasible formulation constraints, and interaction variables.
Roxana Carbonell   +3 more
wiley   +1 more source

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

Etude de la fécondité du silure Africain Heterobranchus bidorsalis (Geoffroy Saint-Hilaire, 1840) en conditions d'élevage [PDF]

open access: yesTropicultura, 2010
Artificial Reproduction and Fecundity of the African Catfish Heterobranchus bidorsalis (Geoffroy Saint- Hilaire, 1840). Through the artificial reproduction of Heterobranchus bidorsalis, fecundity of females, characteristics of oocytes and larvae after ...
Alla, YL.   +3 more
doaj  

The Influence Of Operating Pressure In Solid Sprinkler Irrigation System, Moisture Depletion And Soil Pulverization At Mean Weight Diameter Of Clay Soil

open access: yesInternational Journal of Biological Engineering and Agriculture 
During the agricultural year 2020–2021, an experiment was carried out in clay soil at the College of Agriculture / University of Basrah to investigate the impact of the elements under investigation on the mean weight diameter (MWD) in clay soil. The factors under investigation were as follows: the solid sprinkler irrigation system's operating pressure,
null Bahaa A.J. AbdulKarem   +1 more
openaire   +1 more source

Tailored Hierarchical Porous Copper Architectures via Three Dimensional Printing and Pressure‐less Sintering for Next‐Generation Lithium‐Metal Batteries

open access: yesAdvanced Engineering Materials, EarlyView.
A hierarchical porous copper current collector is fabricated via three‐dimensional printing combined with pressureless sintering to stabilize lithium metal anodes. The interconnected architecture lowers local current density, guides uniform Li deposition within pores, and suppresses dendrite growth.
Alok Kumar Mishra, Mukul Shukla
wiley   +1 more source

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

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