Results 111 to 120 of about 830,199 (260)

Excited states of 4He droplets [PDF]

open access: yes, 2001
We study low-lying excited states of 4He clusters up to a cluster size of 40 atoms in a variational framework. The ansatz wave function combines two- and three-body correlations, coming from a translationally invariant configuration interaction ...
Guardiola, R.   +2 more
core   +1 more source

Does Deposit Insurance Promote Deposit Stability? Evidence from the Postal Savings System during the 1920s

open access: yesJournal of Money, Credit and Banking, EarlyView.
Abstract We evaluate whether deposit insurance (DI) promotes liquidity by influencing depositor behavior. We use the postal savings (PS) system and state‐adopted DI schemes during the 1920s to examine the effect of bank suspensions on PS deposit growth in pairs of border cities (DI versus non‐DI).
Lee K. Davison, Carlos D. Ramirez
wiley   +1 more source

Average Deactivation Time of theHeterogeneous Reaction2 A+B2→2AB [PDF]

open access: yes, 2014
In the present paper we exactly solve the distributed parameter stochastic modelof the heterogeneous catalytic reaction2A+B2→2ABand calculate the averagenumber of reactive steps necessary to deactivate the lattice first,.
Dammig Quiña, Pablo Leandro   +4 more
core  

Holding a wing horizontal: Roles for muscles of the pectoral girdle other than the main two flight muscles

open access: yesJournal of Anatomy, EarlyView.
This report explores which muscles of the pectoral girdle are employed to allow birds to hold their wings horizontally with a level aerofoil surface during a glide. Abstract Whilst many birds glide briefly with wings held horizontally, some species maintain this posture for extended periods during soaring.
D. Charles Deeming, María Clelia Mosto
wiley   +1 more source

La plata de la Cultura de El Argar del Sur de la Península Ibérica: una primera aproximación a su producción y distribución

open access: yesTrabajos de Prehistoria, 2012
Se han documentado más de 700 objetos de plata de la cultura argárica del Bronce Medio. Esta cifra contrasta con la realidad del II milenio AC europeo, donde la plata es muy escasa. Esto se ha explicado tradicionalmente por la dificultad de extraer plata
Martin Bartelheim   +4 more
doaj   +1 more source

Bone Grafts: Everything You Need to Know

open access: yesJournal of Periodontal Research, EarlyView.
This review classifies bone grafts (autograft, allograft, xenograft, synthetic) by source and osteogenic/inductive/conductive potential, linking material properties and mechanisms to clinical indications in periodontal and dental regeneration. Key challenges—limited osteoinduction, poor vascularisation, unbalanced resorption, handling difficulties, and
Håvard Jostein Haugen   +5 more
wiley   +1 more source

Coste-eficiencia de la elección de apósitos en heridas crónicas con biofilm basado en un modelo teórico

open access: yesGerokomos, 2020
Resumen: La elección del apósito correcto es una de las principales preocupaciones en la cura avanzada de heridas. Por un lado, se encuentra el continuo desarrollo de productos y, por otro, la reciente preocupación por el impacto en los costes de una ...
Andoni Carrión Jiménez   +4 more
doaj  

La globalización temprana. Réplica a Mariano Bonialian

open access: yesHistoria Mexicana El Colegio de México, 2019
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Bernd Hausberger
doaj   +1 more source

Nonreactive solute transport in soil columns: classical and fractional-calculus modeling [PDF]

open access: yes, 2013
Vertical nonreactive solute transport data collected in three laboratory soil columns (made out of sediment samples from the Pampean aquifer located southeast of the Buenos Aires province) are contrasted with the explicit solutions of two model 1D linear
Benavente, Micaela Andrea   +4 more
core  

Carework as resistance: How incarcerated women care for each other to survive carcerality amid a global pandemic

open access: yesMedical Anthropology Quarterly, EarlyView.
Abstract The COVID‐19 pandemic was a crisis in prisons and jails, with some of the largest outbreaks in the United States happening inside carceral facilities. In the absence of structural interventions to protect them, people inside prisons engaged in various forms of carework to support one another and to draw attention to the horrific conditions. We
Esther Melton   +2 more
wiley   +1 more source

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