edge effect


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edge effect

[′ej i‚fekt]
(ecology)
The influence of adjacent plant communities on the number of animal species present in the direct vicinity.
(electricity)
An outward-curving distortion of lines of force near the edges of two parallel metal plates that form a capacitor.
References in periodicals archive ?
We know edge effects occur in some landscapes and not in others, but the question we don't have nailed down," Thompson explains, "is how edges created by timber harvest affect bird populations.
The edge effect becomes more serious as Hu decreases.
We found no edge effect on daily survival rates, despite the wide range of variation in the distance between nest sites and the mining areas edge (4-75 m).
Documenting the existence (or lack thereof) of edge effects should no longer be the focus of ecological and conservation debates for birds.
In order to test the influence of both spatial variables in the model, we fitted individual models exclusively with the spatial mean trend surface (Eqn 2) and the edge effect distance (Eqn 3):
The maximum contact pressure is 662 MPa for the profile optimized for no edge effect (24% higher than the ideal contact pressure distribution) and 613 MPa for the profile with limited edge effect (+15%).
Smaller fragments are more degraded as a result of environmental damage that the edge effect leads to plant species.
2005) canopy cover, winds and a host of other variables, in fact determine the magnitude and distance of the edge effect, however, in seasonal environments the most of processes and responses remain unknown.
Plants inhabiting the edges of fragmented habitats may experience high levels of stress, and comparisons of physical and chemical traits of plants found along the edge with those of plants in the interior should provide an indication of the degree of environmental stress caused by the edge effect (Ishino et al.
Key statement: In order to solve the various conventional problems in a tire with foamed rubber layer having organic fibers and inorganic compound powder, the present invention provides a tire which is excellent in a braking property and a drivability (wet performance) on a wet road surface and which sufficiently displays an edge effect or a spike effect and is excellent in an on-ice performance (surface braking and driving performance).
Edge effect and matrix influence on the nest survival of an old forest specialist, the brown creeper (Certhia americana).
Slot die coating of lithium-ion battery electrodes: investigations on edge effect issues for stripe and pattern--Marcel Schmitt, Philip Scharfer, and Wilhelm Schabel