Results 291 to 300 of about 2,214,423 (346)

Biofilm dispersion [PDF]

open access: yesNature Reviews Microbiology, 2020
The formation of microbial biofilms enables single planktonic cells to assume a multicellular mode of growth. During dispersion, the final step of the biofilm life cycle, single cells egress from the biofilm to resume a planktonic lifestyle. As the planktonic state is considered to be more vulnerable to antimicrobial agents and immune responses ...
Karin Sauer, kendra rumbaugh
exaly   +3 more sources

Dispersal dilemmas

Nature Ecology & Evolution, 2018
A coordinated distributed experiment, replicated across multiple labs and multiple taxa, reveals that both resources and predators govern dispersal between habitats, affecting local and regional stability of biological communities.
Siqueira, Tadeu, Wunderlich, Alison
openaire   +3 more sources

Dispersion, agglomération et re-dispersion ?

Revue d’Économie Régionale & Urbaine, 2002
Résumé Cet article a pour but de présenter de manière synthétique les principaux résultats théoriques obtenus récemment en économie géographique. Pour cela, on utilise un nouveau modèle qui permet d’établir de manière simple des résultats analytiques. Ce modèle est ensuite utilisé pour étudier un certain nombre de questions peu abordées jusqu’à présent
openaire   +2 more sources

Dispersion and dispersing agents

Pigment & Resin Technology, 1973
The term dispersion is used to refer to the process of incorporating a powder into a liquid medium so that the final product consists of fine particles distributed throughout the medium. The dispersion is termed ‘colloidal’ if at least one dimension of the particles is <1µ>1mµ.
openaire   +1 more source

price dispersion [PDF]

open access: possible, 2008
A brief survey of the economics of price dispersion, written for the New Palgrave Dictionary of Economics, 2nd Edition.
openaire   +1 more source

Decentralisation, Dispersal and Dispersion

South African Geographical Journal, 1974
Abstract The terms decentralisation, dispersal and dispersion are used extensively in the literature of regional economic development. The first may refer to the decentralisation of core areas, to the process of dispersal, or to the state of a spatial system. The second term is concerned mainly with process and the third with pattern but no consistency
openaire   +1 more source

Dispersion-managed solitons at normal average dispersion

Nonlinear Optics '98. Materials, Fundamentals and Applications Topical Meeting (Cat. No.98CH36244), 1998
We find that in a dispersion-managed fiber, in which the strength of the dispersion management is above some threshold, solitons can exist with normal average dispersion. When the normal average dispersion is below some limiting value there exist two soliton solutions with the same pulse duration and different pulse energies.
V S, Grigoryan, C R, Menyuk
openaire   +2 more sources

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