Results 21 to 30 of about 19,943 (186)

Molecular Mechanisms Underpinning Aggregation in Acidiphilium sp. C61 Isolated from Iron-Rich Pelagic Aggregates

open access: yesMicroorganisms, 2020
Iron-rich pelagic aggregates (iron snow) are hot spots for microbial interactions. Using iron snow isolates, we previously demonstrated that the iron-oxidizer Acidithrix sp. C25 triggers Acidiphilium sp.
Qianqian Li   +3 more
doaj   +1 more source

Bargaining in Stationary Networks [PDF]

open access: yes, 2011
We study an infinite horizon game in which pairs of players connected in a network are randomly matched to bargain. Players who reach agreement are replaced by new players at the same positions in the network.
Mihai Manea
core   +2 more sources

The exohedral Diels-Alder reactivity of the titanium carbide endohedral metallofullerene Ti2C2@D(3h)-C78: comparison with D(3h)-C78 and M3N@D(3h)-C78 (M=Sc and Y) reactivity.

open access: yesChemistry (Weinheim an der Bergstrasse, Germany), 2012
The chemical functionalization of endohedral (metallo)fullerenes has become a main focus of research in the last few years. It has been found that the reactivity of endohedral (metallo)fullerenes may be quite different from that of the empty fullerenes.
Garcia Borràs, Marc   +4 more
openaire   +3 more sources

Efecto del tiempo de exposición al fuego en la resistencia a flexión de vigas de hormigón armado

open access: yesGaceta Técnica, 2018
En este artículo se discute la resistencia a flexión de vigas de hormigón armado de sección transversal cuadrada, expuestas al fuego durante diferentes tiempos. Después de ser expuestas se enfriaron a temperatura ambiente durante 24 horas, momento en que
Maritza Elizabeth Ureña Aguirre   +1 more
doaj   +1 more source

Afectación de la Resistencia a la Flexión en Concretos Modificados con Reciclado de Concreto

open access: yesInfraestructura Vial, 2017
La necesidad  actual de buscar alternativas para disminuir el impacto ambiental por la explotación cada vez mayor de las canteras y aprovechar los materiales resultantes de los procesos de demolición, en este documento se presentan los resultados ...
Sandra Elodia Ospina Lozano   +3 more
doaj   +1 more source

Time-Preference Heterogeneity and Multiplicity of Equilibria in Two-Group Bargaining

open access: yesGames, 2016
We consider a multilateral bargaining game in which the agents can be classified into two groups according to their instantaneous preferences. In one of these groups there is one agent with a different discount factor. We analyze how this time-preference
Daniel Cardona, Antoni Rubí-Barceló
doaj   +1 more source

Generalization of the noise model for time-distance helioseismology

open access: yes, 2014
In time-distance helioseismology, information about the solar interior is encoded in measurements of travel times between pairs of points on the solar surface. Travel times are deduced from the cross-covariance of the random wave field.
Birch, Aaron C.   +3 more
core   +1 more source

Optimal bank credit financing and cost-reducing knowledge for a supplier under different channel structures

open access: yesJournal of Innovation & Knowledge
This study examines a supply chain consisting of a capital-constrained supplier and a retailer. The supplier sells wholesale products to consumers through the retailer and may also sell directly to consumers via an online channel. Given that the supplier’
Jing Xia   +3 more
doaj   +1 more source

Nonlinear optical response in higher fullerenes

open access: yes, 1997
Nonlinear optical properties of extracted higher fullerenes - C70, C76, C78, and C84 - are theoretically investigated. Magnitudes of off-resonant third-harmonic-generation are calculated by the intermediate exciton theory.
Harigaya, K.
core   +2 more sources

Disappearance of nuclear deformation in hypernuclei: a perspective from a beyond-mean-field study [PDF]

open access: yes, 2018
The previous mean-field calculation [Myaing Thi Win and K. Hagino, Phys. Rev. C{\bf 78}, 054311 (2008)] has shown that the oblate deformation in $^{28,30,32}$Si disappears when a $\Lambda$ particle is added to these nuclei.
Hagino, K.   +3 more
core   +3 more sources

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