Results 21 to 30 of about 899,912 (263)

Environmental control of natural gap size distribution in tropical forests [PDF]

open access: yesBiogeosciences, 2017
Natural disturbances are the dominant form of forest regeneration and dynamics in unmanaged tropical forests. Monitoring the size distribution of treefall gaps is important to better understand and predict the carbon budget in response to land use and ...
Y. Goulamoussène   +4 more
doaj   +1 more source

On permutation patterns with constrained gap sizes

open access: yesAustralas. J Comb., 2020
We consider avoidance of permutation patterns with designated gap sizes between pairs of consecutive letters. We call the patterns having such constraints distant patterns (DPs) and we show their relation to other pattern notions investigated in the past. New results on DPs with 2 and 3 letters are obtained.
openaire   +4 more sources

Optimising mesh size with escape gaps in a dual-species portunid-trap fishery

open access: yesAquaculture and Fisheries, 2020
In south-eastern Australia, the same baited, round traps (comprising 50–57-mm mesh netting) are used to target giant mud, Scylla serrata and blue swimmer crabs, Portunus armatus in spatially separated fisheries.
Matt K. Broadhurst   +5 more
doaj   +1 more source

Evaluation of the flexion gap with a distal femoral trial component in posterior-stabilized total knee arthroplasty

open access: yesKnee Surgery & Related Research, 2022
Purpose A distal femoral trial component was manufactured, and flexion gap size and inclination were evaluated with or without the distal femoral trial component in total knee arthroplasty (TKA).
Goki Kamei   +7 more
doaj   +1 more source

The Structure and Optical Properties of Ag doped CdO Thin Film Prepared by Pulse Laser Deposition (PLD)

open access: yesمجلة بغداد للعلوم, 2018
At a temperature of 300 K, a prepared thin film of Ag doped with different ratios of CdO (0.1, 0.3, 0.5) % were observed using pulse laser deposition (PLD).
Baghdad Science Journal
doaj   +1 more source

Size and Causes of the Occupational Gender Wage-gap in the Netherlands [PDF]

open access: yesEuropean Sociological Review, 2003
Research from the United States consistently shows that female‐dominated occupations generally yield lower wages than male‐dominated occupations. Using detailed occupational data, this study analyses the size and causes of this occupational gender wage‐gap in the Dutch labour market using multi‐level modelling techniques.
Ruijter, J.   +2 more
openaire   +5 more sources

Size-dependent Energy gap in Some Semiconductor Nanomaterials [PDF]

open access: yesKirkuk Journal of Science
This research discusses how the variation in band gap with the change of particle size nano level for CdS, GaAs, InN, and InP has been measured theoretically from a model based on energy differences between nanoparticles and their corresponding bulks ...
Salar Mawlood, Hawkar Taha, Abbas Rostam
doaj   +1 more source

Canopy gaps in two virgin beech forest reserves in Slovakia

open access: yesJournal of Forest Science, 2005
The formation, size distribution and percentage of gaps in two virgin deciduous forests are presented in two case studies. Gaps are defined as openings in the canopy above 2/3 of stand height.
L. DRÖßER, B. Von Lüpke
doaj   +1 more source

Effects of gap size and within-gap position on seedlings establishment in silver fir stands

open access: yesiForest - Biogeosciences and Forestry, 2008
The conversion of pure conifer plantations into stands with heterogeneous structure and composition is a current silvicultural challenge in Italy. A silvicultural system aiming to the regeneration of natural forests by means of openings in the canopy ...
Albanesi E   +3 more
doaj   +1 more source

Gap-Size-Dependent Effective Phase Transition in Metasurfaces of Closed-Ring Resonators

open access: yesCrystals, 2021
We theoretically investigate a metal-to-insulator transition in artificial two-dimensional (2D) crystals (i.e., metasurfaces) of tightly coupled closed-ring resonators.
Seojoo Lee, Ji-Hun Kang
doaj   +1 more source

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