Results 51 to 60 of about 462,502 (313)

The mechanical control of bushpig, Patamochoerus porcus, in Zimbabwe [PDF]

open access: yes, 1986
Bushpig, Potamocheorus porcus, occurring naturally in the high rainfall areas of Zimbabwe, have become a major threat to maize producers in the country.
LaGrange, Michael
core  

The Lagrange multiplier and the stationary Stokes equations

open access: yes, 2017
We briefly discuss the notion of the Lagrange multiplier for a linear constraint in the Hilbert space setting, and we prove that the pressure $p$ appearing in the stationary Stokes equations is the Lagrange multiplier of the constraint $\mathrm{div}\, u =
Ozanski, Wojciech
core   +1 more source

Predicting Atomic Charges in MOFs by Topological Charge Equilibration

open access: yesAdvanced Functional Materials, EarlyView.
An atomic charge prediction method is presented that is able to accurately reproduce ab‐initio‐derived reference charges for a large number of metal–organic frameworks. Based on a topological charge equilibration scheme, static charges that fulfill overall neutrality are quickly generated.
Babak Farhadi Jahromi   +2 more
wiley   +1 more source

Takotsubo cardiomyopathy in the setting of severe hyponatremia and beer potomania: A case report

open access: yesClinical Case Reports, 2022
Takotsubo cardiomyopathy (TC), an acute cardiac event is often associated with acute emotional stress, usually in the setting of cardiovascular risk factors. This case report attempts to review one of the triggers of TC beer potomania‐induce hyponatremia
Sheriff N. Dodoo   +4 more
doaj   +1 more source

The Euler-Lagrange expression and degenerate lagrange densities [PDF]

open access: yesJournal of the Australian Mathematical Society, 1972
It is well known that many of the field equations from theoretical physics (e.g. Einstein field equations, Maxwell's equations, Klein-Gordon equation) can be obtained from a variational principle with a suitably chosen Lagrange density. In the case of the Einstein equations the corresponding Lagrangian is degenerate (i.e., the associated Euler-Lagrange
openaire   +2 more sources

Computational Modeling Meets 3D Bioprinting: Emerging Synergies in Cardiovascular Disease Modeling

open access: yesAdvanced Healthcare Materials, EarlyView.
Emerging advances in three‐dimensional bioprinting and computational modeling are reshaping cardiovascular (CV) research by enabling more realistic, patient‐specific tissue platforms. This review surveys cutting‐edge approaches that merge biomimetic CV constructs with computational simulations to overcome the limitations of traditional models, improve ...
Tanmay Mukherjee   +7 more
wiley   +1 more source

Close-in compact super-Earth systems emerging from resonant chains: Slow destabilization by unseen remnants of formation

open access: yesAstronomy & Astrophysics
Planet formation simulations consistently predict compact systems of numerous small planets in chains of mean motion resonances formed by planet-disk interaction, but transiting planet surveys have found most systems to be non-resonant and somewhat ...
Goldberg Max, Petit Antoine C.
doaj   +1 more source

The Darcy-Forchheimer law for modelling fluid flow in biological tissues [PDF]

open access: yesTheoretical and Applied Mechanics, 2014
The motion of the interstitial uid of a biological tissue is studied by employing the Darcy-Forchheimer law, a correction to standard Darcy's law. The tissue is modelled as a saturated biphasic medium comprising the fluid and a deformable matrix.
Grillo Alfio   +2 more
doaj   +1 more source

Purpose‐Adaptable Reinforced 3D Hyaluronic‐Acid Based Platform to Study Pathomechanisms of the Central Nervous System

open access: yesAdvanced Healthcare Materials, EarlyView.
Platform system to create biofabricated 3D spinal cord tissue models: Combining high resolution PCL fiber placement, a customized, hyaluronic acid‐based hydrogel, two cell types (spinal cord neurons and astrocytes) together with three distinct laminin isoforms allow the formation of functional cell–cell network interactions.
Nicoletta Murenu   +12 more
wiley   +1 more source

Solar twins in Gaia DR3 GSP-Spec

open access: yesAstronomy & Astrophysics
Context. Solar twins, stars whose stellar parameters (effective temperature, Teff; surface gravity, log g; and metallicity, [M/H]) are very close to those of the Sun, offer a unique opportunity to investigate Galactic archaeology with very high accuracy ...
Taniguchi Daisuke   +4 more
doaj   +3 more sources

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