Results 101 to 110 of about 1,245,923 (288)

Spatial variation in liana effects on host‐tree allometry and biomass in an intact tropical forest

open access: yesEcography, EarlyView.
Lianas are increasing in abundance across the tropics, yet local spatial variation in their effects on host‐tree allometry and biomass, and the drivers of this variation within forests, remain poorly understood. Using field inventory, drone photogrammetry, and terrestrial laser scanning (TLS) across a 50‐ha plot on Barro Colorado Island, Panama, we ...
Sruthi M. Krishna Moorthy   +9 more
wiley   +1 more source

Coupled Assessment of Injection Pressure–Driven Risk, Trapping Evolution, and Cost Uncertainty in Geological CO2 Storage

open access: yesGreenhouse Gases: Science and Technology, EarlyView.
ABSTRACT Scaling geological CO2 storage requires simultaneously controlling plume migration, pressure buildup, geomechanical integrity, and monitoring cost under deep subsurface uncertainty. Yet early‐stage assessments often treat these elements in isolation, obscuring the decision‐critical couplings between pressure‐defined regulatory exposure and ...
Mrityunjay Singh, Heba Atef, Ingo Sass
wiley   +1 more source

The Boundary-Hopf-Fold bifurcation in Filippov systems [PDF]

open access: yes, 2015
This paper studies the codimension-3 boundary-Hopf-fold (BHF) bifurcation of planar Filippov systems. Filippov systems consist of at least one discontinuity boundary locally separating the phase space to disjoint components with different dynamics.
Broer, Henk W.   +6 more
core   +1 more source

Beyond political risk: Toward a holistic understanding of multinational enterprise resilience in the era of cascading crises

open access: yesGlobal Strategy Journal, EarlyView.
Abstract Research Summary This article develops a conceptual framework for understanding multinational enterprise (MNE) resilience in the era of cascading crises. We define resilience as the MNE's capacity to absorb disruption, maintain or restore functioning, and reconfigure operations as conditions shift.
Gerard George, Chang Hoon Oh
wiley   +1 more source

Studying the Role of Impulsive Antiviral Therapy for SARS-CoV-2 Treatment Using a Delay Induced Mathematical Model

open access: yesJournal of Mathematics
Understanding how immune response delays influence the progression of SARS-CoV-2 infections is crucial for predicting disease progression and designing effective treatment strategies worldwide.
Fahad Al Basir   +3 more
doaj   +1 more source

The NHIM bifurcation scenario of a particle in an asymmetric binary system of dwarf galaxies

open access: yesCommunications in Nonlinear Science and Numerical Simulation
We study the bifurcation scenario of a three-degree-of-freedom Hamiltonian system, a model based on the Lagrange restricted 3-body problem: a test particle moving in the gravitational field of a pair of interacting dwarf galaxies. The phase space of this system has 3 fundamental normally hyperbolic invariant manifolds (NHIMs) and their invariant stable
Christof Jung   +1 more
openaire   +3 more sources

Existence of Bifurcation in Macroeconomic Dynamics: Grandmont was Right [PDF]

open access: yes
Grandmont (1985) found that the parameter space of the most classical dynamic general-equilibrium macroeconomic models are stratified into an infinite number of subsets supporting an infinite number of different kinds of dynamics, from monotonic ...
Yijun He, William Barnett
core  

High Risk of Extinction Across the Flowering Plant Tree of Life Revisited 再探被子植物系统发育树上的高灭绝风险

open access: yesIntegrative Conservation, EarlyView.
Two of the 200 randomized phylogenetic trees for species in the genus Magnolia used in Forest et al., showing that the branch length of a given species varies greatly among different phylogenetic trees. ABSTRACT Forest et al. (2026; Science, 392: 655−659) evaluated extinction risk for 335,497 angiosperm species worldwide, with the Evolutionarily ...
Hong Qian, Yi Jin
wiley   +1 more source

A Framework for Subgroup Dynamics Through the System Dynamics Lens: An Integrative Review of the Attribute and the Network Views

open access: yesJournal of Organizational Behavior, EarlyView.
ABSTRACT Subgroups are dynamic entities evolving constantly in response to changing contexts and time. Although scholars from both the attribute and the network views have acknowledged that subgroups are inherently complex and fluid, research in these traditions has remained bifurcated, with limited efforts to integrate the two perspectives to more ...
Jinhee Moon   +3 more
wiley   +1 more source

Bifurcations of composite-cavity modes in multi-stripe laser arrays [PDF]

open access: yes, 2008
We consider a semiconductor laser device, where the active region consists of parallel stripes in the longitudinal direction. In the composite cavity model, the stripes are coupled via the transversal modes of the entire compound laser device.
Wieczorek, Sebastian   +2 more
core  

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