Results 51 to 60 of about 3,319 (144)

Linking Biotic Interactions to Species Stability

open access: yesEcology Letters, Volume 29, Issue 4, April 2026.
We develop a unifying framework that predicts how species respond to environmental disturbances by linking species‐level stability to a single quantity: self‐regulation loss (SL). Using analytical results, simulations, and experimental protist communities, we show that SL accurately predicts both sensitivity to press disturbances and recovery from ...
Ismaël Lajaaiti   +4 more
wiley   +1 more source

Analysis of a spatial Lotka-Volterra model with a finite range predator-prey interaction

open access: yes, 2011
We perform an analysis of a recent spatial version of the classical Lotka-Volterra model, where a finite scale controls individuals' interaction. We study the behavior of the predator-prey dynamics in physical spaces higher than one, showing how spatial ...
A. Liebhold   +38 more
core   +1 more source

A Dynamical Model for the Shallow‐to‐Deep Transition of Amazonian Moist Atmospheric Convection

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 5, 16 March 2026.
Abstract The development of deep convection and the timing of storm convection initiation over land are generally poorly represented by weather and climate models, probably due to the poor representation of the interaction between shallow and deep convection.
Cristian V. Vraciu
wiley   +1 more source

Field-theoretic methods

open access: yes, 2007
Many complex systems are characterized by intriguing spatio-temporal structures. Their mathematical description relies on the analysis of appropriate correlation functions.
Tauber, Uwe C.
core   +2 more sources

Numerical Parameter‐Space Studies of Various Types of Thundercloud Gamma‐Ray Emissions

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 5, 16 March 2026.
Abstract Until recently, mainly two types of hard radiation were observed in thunderstorms: intensive, short‐lived terrestrial gamma‐ray flashes (TGFs) and weak, long‐lasting gamma‐ray glows (GRGs). The Airborne Lightning Observatory for Fly's Eye GLM Simulator and TGFs (ALOFT, GLM: Geostationary Lightning Mapper) flight campaign revealed additional ...
Ø. Færder   +6 more
wiley   +1 more source

A model of host response to a multi-stage pathogen

open access: yes, 2010
We model the immune surveillance of a pathogen which passes through $n$ immunologically distinct stages. The biological parameters of this system induce a partial order on the stages, and this, in turn, determines which stages will be subject to immune ...
Delgado-Eckert, Edgar, Shapiro, Michael
core   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, Volume 600, Issue 6, Page 808-836, March 2026.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Space, scale, and scaling in entropy-maximising [PDF]

open access: yes, 2010
Entropy measures were first introduced into geographical analysis during a period when the concept of human systems as being in some sort of equilibrium was in the ascendancy.
Batty, M.
core  

Modeling species co‐occurrence effects to inform invasive barred owl management and recovery of the northern spotted owl

open access: yesEcological Applications, Volume 36, Issue 2, March 2026.
Abstract Robust estimation of wildlife populations represents a cornerstone of wildlife research and provides critical information to guide management, including identifying at‐risk species, setting harvest rates, and evaluating predator and invasive species control programs.
Vaibhava Srivastava   +2 more
wiley   +1 more source

A clarification of the Goodwin model of the growth cycle [PDF]

open access: yes, 2004
We show that there is a difficulty in the original Goodwin model which isalso found in some more recent applications. In it both the labour share and theproportion employed can exceed unity, properties which are untenable.
Desai, M   +3 more
core  

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