Results 11 to 20 of about 26,096 (117)

The Maki–Thompson rumour model: a detailed analysis

open access: yesEnvironmental Modelling & Software, 2000
Abstract The general solution for stochastic rumour models has recently been derived by Pearce (Math. Comput. Modelling. (2000)) for both the Daley–Kendall and Maki–Thompson cases. This paper concentrates on the simpler Maki–Thompson model, which presents some particular problems of its own.
openaire   +4 more sources

Cryo-EM Structures of Alcohol Oxidase Isozymes Reveal Structural Determinants of Cofactor Variation and Enzymatic Activity in Ogataea methanolica. [PDF]

open access: yesMicrob Biotechnol
The methylotrophic yeast, Ogataea methanolica uniquely harbours two alcohol oxidase (AOD) isozymes, Mod1p and Mod2p, which exhibit distinct kinetic properties and are differentially regulated by methanol and oxygen availability, enabling metabolic adaptation to fluctuating environments.
Cai HL   +9 more
europepmc   +2 more sources

Tere Tohorā, Karanga Tāngata: Weaving Māori Knowledge With Conventional Science to Characterise a Biodiversity Hotspot for Marine Megafauna in an Area Facing Multiple Anthropogenic Impacts. [PDF]

open access: yesEcol Evol
This study weaves traditional Māori knowledge and conventional scientific surveys to generate a stocktake on the biodiversity of marine megafauna in an area facing multiple anthropogenic impacts in New Zealand. Across dual knowledge systems, we show that Te Ākau/Bream Bay provides critically important habitat for a range of marine mammal and seabird ...
Brough T   +6 more
europepmc   +2 more sources

Inverse Association of Locus Coeruleus MRI Integrity With Structural Volume and Its Impact on Individual's Inattentiveness. [PDF]

open access: yesHum Brain Mapp
To examine the possibility that LC alteration is associated with inattentive symptom reporting, a set of regression and mediation analyses was performed using structural integrity value (neuromelanin contrast ratio) and volume size of the LC in a sample of 141 individuals aged from 8 to 54.
Neal J, Kim SH, Katz B, Kim IH, Lee TH.
europepmc   +2 more sources

Drivers of Thermal Habitat Use in Turtles Studied Under Semi-Natural Conditions. [PDF]

open access: yesEcol Evol
We quantify thermal habitat use in nine turtle species by recording environmental temperatures experienced by individuals in semi‐natural settings. Thermal habitat use differed among species and higher temperatures were generally used by larger animals, pointing to behavioral mechanisms that may influence species responses to environmental change. This
White E   +8 more
europepmc   +2 more sources

A process of rumor scotching on finite populations [PDF]

open access: yes, 2015
Rumor spreading is a ubiquitous phenomenon in social and technological networks. Traditional models consider that the rumor is propagated by pairwise interactions between spreaders and ignorants.
de Arruda, Guilherme Ferraz   +3 more
core   +2 more sources

Magnetoresistance and dephasing in a two-dimensional electron gas at intermediate conductances [PDF]

open access: yes, 2004
We study, both theoretically and experimentally, the negative magnetoresistance (MR) of a two-dimensional (2D) electron gas in a weak transverse magnetic field $B$.
A. V. Germanenko   +33 more
core   +1 more source

Pairing Fluctuation AC Conductivity of Disordered Thin Films

open access: yes, 2013
We study temperature $T$ and frequency $\omega$ dependence of the in-plane fluctuation conductivity of a disordered superconducting film above the critical temperature.
Petković, Aleksandra   +1 more
core   +2 more sources

The Influence of Core-Periphery Structure on Information Diffusion over Social Networks

open access: yesMathematics
While core-periphery (CP) structures are a fundamental property of many social networks, their influence on information diffusion remains insufficiently understood, especially for complex contagions that require social reinforcement.
Guiyuan Fu, Hejun Liang
doaj   +1 more source

Fulde-Ferrell-Larkin-Ovchinnikov State in Heavy Fermion Superconductors [PDF]

open access: yes, 2007
The Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) state is a novel superconducting state in a strong magnetic field characterized by the formation of Cooper pairs with nonzero total momentum (k \uparrow, -k+q \downarrow), instead of the ordinary BCS pairs (k ...
Adachi H.   +130 more
core   +2 more sources

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