Results 61 to 70 of about 76,997 (309)

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Two-fluid model to simulate metal powder bed fusion additive manufacturing

open access: yesJournal of Fluid Science and Technology, 2018
This paper reports our simulations of the metal powder fusion additive manufacturing process based on a two-fluid model. In simulations of metal behavior in which heat is applied by high-density energy sources (e.g., laser or electron beam), the aspects ...
Noriko WATARI   +8 more
doaj   +1 more source

The effect of sudden source buoyancy flux increases on turbulent plumes [PDF]

open access: yes, 2009
Building upon the recent experimentally verified modelling of turbulent plumes which are subject to decreases in their source strength (Scase et al., J. Fluid Mech., vol. 563, 2006b, p.
SCASE, M. M.   +5 more
core   +1 more source

Toward Knowledge‐Based Workflows: A Semantic Approach to Atomistic Simulations for Mechanical and Thermodynamic Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Knowledge‐based atomistic workflows are presented for mechanical and thermodynamic properties. By coupling modular simulations with ontology‐aligned metadata and provenance, Fe case studies on elastic behavior, defects, thermal properties, and Hall–Petch strengthening reveal how FAIR, queryable, and reusable simulation data can be generated. Mechanical
Abril Azócar Guzmán   +5 more
wiley   +1 more source

Large Amplitude Whistler Waves in Earth's Plasmasphere and Plasmaspheric Plumes

open access: yesGeophysical Research Letters
Whistler mode waves in the plasmasphere and plumes drive significant losses of energetic electrons from the Earth's radiation belts into the upper atmosphere.
Xiao‐Chen Shen   +7 more
doaj   +1 more source

Water in Hawaiian peridotite minerals: A case for a dry metasomatized oceanic mantle lithosphere

open access: yesGeochemistry, Geophysics, Geosystems, 2015
The distribution of water concentrations in the oceanic upper mantle has drastic influence on its melting, rheology, and electrical and thermal conductivities and yet is primarily known indirectly from analyses of OIB and MORB.
Anne H. Peslier, Michael Bizimis
doaj   +1 more source

Chamber‐Specific Decellularized Extracellular Matrices Differentially Modulate Cardiomyocyte Subtypes to Drive Engineered Heart Tissue Development and Function

open access: yesAdvanced Healthcare Materials, EarlyView.
Chamber‐specific decellularized extracellular matrices (ECMs) were developed, preserving native proteomic profiles of ventricular and atrial myocardium. These innate biochemical cues differentially modulate cardiomyocyte subtypes to drive engineered heart tissue development and function, highlighting the importance of incorporating regional ECM cues in
Dong Gyu Hwang   +7 more
wiley   +1 more source

In Situ Collection of Nanoparticles during Femtosecond Laser Machining in Air

open access: yesNanomaterials, 2021
Nanoparticles generated during laser material processing are often seen as annoying side products, yet they might find useful application upon proper collection.
Nithin Joy, Anne-Marie Kietzig
doaj   +1 more source

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

open access: yesAdvanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades   +7 more
wiley   +1 more source

Simultaneous Sampling of Flow and Odorants by Crustaceans can Aid Searches within a Turbulent Plume

open access: yesSensors, 2013
Crustaceans such as crabs, lobsters and crayfish use dispersing odorant molecules to determine the location of predators, prey, potential mates and habitat.
Swapnil Pravin, Matthew A. Reidenbach
doaj   +1 more source

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