Results 1 to 10 of about 294,574 (167)

Impacts of sediment deposition on landscape pattern in Dongting Lake and Poyang Lake wetlands, China

open access: yesEcological Indicators
Sediment deposition significantly impacts wetland biodiversity, ecological processes, and ecosystem functions. This research used the maximum likelihood method combined with the landscape pattern index to compare landscape patterns in three key periods ...
Haipeng Wu   +9 more
doaj   +3 more sources

Inclined colloidal drops: Evaporation kinetics and pattern formation

open access: yesFrontiers in Mechanical Engineering, 2023
The drying of solute-laden drops is ubiquitous in everyday life, from paints and printers to the raindrops drying on our windows. Nonetheless, scientific interest has primarily focused on understanding the evaporation kinetics on flat surface, with the ...
Maryam Parsa, Alexandros Askounis
doaj   +1 more source

Defining the Prion Type of Fatal Familial Insomnia

open access: yesPathogens, 2021
Fatal familial insomnia (FFI) belongs to the genetic human transmissible spongiform encephalopathies (TSE), such as genetic Creutzfeldt-Jakob disease (CJD) or Gerstmann-Straeussler-Scheinker syndrome (GSS).
Wiebke Jürgens-Wemheuer   +2 more
doaj   +1 more source

Comparative study of deposition patterns for DED-Arc additive manufacturing of Al-4046

open access: yesMaterials & Design, 2021
Quality assurance is one of the largest challenges to the widespread adoption of metal additive manufacturing technology. Deposition pattern can significantly impact the temperature distribution during manufacturing process and thus the overall quality ...
Markus Köhler   +6 more
doaj   +1 more source

Model for erosion-deposition patterns [PDF]

open access: yesPhysical Review E, 2008
We investigate through computational simulations with a pore network model the formation of patterns caused by erosion-deposition mechanisms. In this model, the geometry of the pore space changes dynamically as a consequence of the coupling between the fluid flow and the movement of particles due to local drag forces.
Maionchi, D. O.   +4 more
openaire   +3 more sources

Sequential deposition of microdroplets on patterned surfaces [PDF]

open access: yesSoft Matter, 2018
We use a combination of experiments and numerical modelling to investigate the influence of physico-chemical-patterned substrates on the spreading of fluid deposited as a partially overlapping sequence of droplets via inkjet printing. We find that both topography and wettability variations are required for robust pixel filling without overspill.
Pallav Kant   +4 more
openaire   +4 more sources

Molecular imaging of the association between serotonin degeneration and beta-amyloid deposition in mild cognitive impairment

open access: yesNeuroImage: Clinical, 2023
Background: Degeneration of the serotonin system has been observed in Alzheimer’s disease (AD) and in mild cognitive impairment (MCI). In transgenic amyloid mouse models, serotonin degeneration is detected prior to widespread cortical beta-amyloid (Aβ ...
Gwenn S. Smith   +13 more
doaj   +1 more source

A universal method for depositing patterned materials in situ [PDF]

open access: yesNature Communications, 2020
AbstractCurrent techniques of patterned material deposition require separate steps for patterning and material deposition. The complexity and harsh working conditions post serious limitations for fabrication. Here, we introduce a single-step and easy-to-adapt method that can deposit materials in-situ.
Yifan Chen   +8 more
openaire   +5 more sources

Patterns of USPIO Deposition in Murine Atherosclerosis [PDF]

open access: yesArteriosclerosis, Thrombosis, and Vascular Biology, 2008
To the Editor: With great interest and curiosity we awaited the publication of the article by Morris et al,1 ever since the presentation of their preliminary data at the ISMRM conference last year.2 Their article answers the question whether or not MRI of plaque macrophages in a widely used murine animal model of atherosclerosis is possible with ...
G, Klug, L, Bauer, W R, Bauer
openaire   +2 more sources

Drivers of Dissolved Organic Carbon Mobilization From Forested Headwater Catchments: A Multi Scaled Approach

open access: yesFrontiers in Water, 2021
Understanding and predicting catchment responses to a regional disturbance is difficult because catchments are spatially heterogeneous systems that exhibit unique moderating characteristics.
Thomas Adler   +12 more
doaj   +1 more source

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