Results 121 to 130 of about 64,489 (314)

Investigation of material properties by means of magnetic methods [PDF]

open access: yes, 2006
In the present paper, magnetic method of determination of ferrite content in austenite steels, based on saturation polarisation and magnetic polarisation of ferrite near the remanence point, have been presented for Fe-Cr-Ni-type alloys.
Stokłosa, Zbigniew, Rasek, Józef
core  

In‐situ asphaltene capture with iron oxide nanoparticles in steam‐assisted gravity drainage (SAGD) for improved recovery and partial upgrading of bitumen

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Key improvements obtained by incorporating nanoparticles into a lab‐scale SAGD process configuration. The bar plots show enhanced oil recovery, reduced viscosity, and increased asphaltene adsorption in nanoparticle‐assisted scenarios compared with conventional SAGD.
Luis Prada   +6 more
wiley   +1 more source

Biophysical processes of morphogenesis in lizard lungs

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background The lungs of squamate reptiles (lizards and snakes) are highly diverse, exhibiting single chambers, multiple chambers, transitional forms with two to three chambers, along with a suite of other anatomical features, including finger‐like epithelial projections into the body cavity known as diverticulae.
Kaleb Hill   +9 more
wiley   +1 more source

Numerical Modeling of Ferrite Material Impact on the Effectiveness of Induction Heating Process

open access: yes, 2015
The article deals with numerical simulation of induction heating process as a coupling of electromagnetism and heat transfer. The article presents how the surrounding materials used in the induction heating process influence the resulting temperature ...
Peter Pechac   +2 more
core   +1 more source

Entropy‐Driven Innovations: Entropy Stabilized Oxides for High‐Performance Next‐Generation Lithium–Sulfur Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This article explores high‐entropy‐stabilized oxides (HEOs) as novel functional materials for addressing critical issues in lithium–sulfur (Li–S) batteries, including lithium polysulfide (LPS) shuttling, inadequate conductivity, and slow redox kinetics.
Hassan Raza   +10 more
wiley   +1 more source

A structural study of BiFeO3 - PbTiO3 thin films deposited by pulsed laser deposition [PDF]

open access: yes, 2011
In recent years ferroelectric thin films have received an enormous amount of attention due to their potential use in electronic device applications. Bismuth ferrite lead titanate (xBiFeO3 â (1-x)PbTiO3) thin films are of special interest due to their ...
Bygrave, Faye
core  

Solar Fuels Via Methane Valorization: Thermochemical Pathways, Unified Metrics, and Techno‐Economic Perspectives

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A first‐of‐its‐kind review benchmarks three solar methane valorization pathways with unified performance metrics for clean fuel production. Meeting global climate targets and sustainable energy demands requires carbon‐neutral fuels and innovative conversion pathways.
Muhammad Abdulmoez   +3 more
wiley   +1 more source

Characterization and application of Fe1−xCoxFe2O4 nanoparticles in Direct Red 79 adsorption

open access: yesOpen Chemistry
Water pollution remains a significant global challenge, with dye contamination from industrial activities being particularly problematic. Adsorption is widely recognized as an efficient, rapid, and cost-effective method for pollutant removal.
Hau Vu Thi   +7 more
doaj   +1 more source

Ferrite Computer Memory Cores

open access: yes, 1960
Around 1960, George W. Reimherr at the National Bureau of Standards studied some of these ferrite computer memory cores to test a theory that changing the geometry of the core could increase the core's switching speed.

core  

Ferrite cavities

open access: yes, 2012
Ferrite cavities are used in synchrotrons and storage rings if the maximum RF frequency is in the order of a few MHz. We present a simple model for describing ferrite cavities.
Klingbeil, H, Klingbeil, Harald
core   +1 more source

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