Results 51 to 60 of about 5,000 (210)

Surface initial characteristics and rainfall influence on fractal dimension of soil microrelief [PDF]

open access: yes, 1998
[Abstract] The complex behavior of soil surface microrelief and its evolution is difficult to quantify. Several empirical roughness indices and geostatistical procedures currently used have been found to be sensitive to describe roughness differences ...
Paz González, Antonio   +1 more
core   +1 more source

FEATURES OF TRANSITION MODES OF FRICTION SURFACES WITH PARTIALLY REGULAR MICRORELIEF

open access: yesAviation, 2018
Textured surfaces with partially regular micro relief (PRMR) are reported to be an effective means to control lublication. It was found they are good wear debris trap and suppliers of lubricant directly to the actual friction area. Their tribological properties depend on the clearance between mating surfaces, relative slip speed, direction of motion ...
Radionenko, Oleksandr   +3 more
openaire   +4 more sources

EXPERIMENTAL RESEARCH OF PARTIAL REGULAR MICRORELIEFS FORMED ON ROTARY BODY FACE SURFACES

open access: yesAviation, 2021
The basic regularities in the influence of processing parameters on the geometrical characteristics of the partially regular microreliefs, formed on the rotary body face surface, are established. Combinations of partially regular microreliefs are formed by using a contemporary CNC milling machine, and an advanced programing method, based on previously ...
Dzyura, Volodymyr   +4 more
openaire   +3 more sources

Rain, Bark, and Residual Variability in Stemflow From Three Dominant Tree Species of a Southern Great Lakes Forest

open access: yesHydrological Processes, Volume 40, Issue 2, February 2026.
Terrestrial LiDAR and hydrology calibration were used to derive each tree's stemflow drainage area, normalising rainfall‐stemflow relations by contributing surface. The results show that Fagus grandifolia (beech) maintains a stronger, steeper hydrological response to rainfall (exhibited by a higher normalised yield) than Acer saccharum (maple) and ...
Benjamin J. Noren, John T. Van Stan II
wiley   +1 more source

Correlation method of processing the image of the surface microrelief to determine its roughness

open access: yesФизика волновых процессов и радиотехнические системы
Background. The analysis of the results of the use of various machines and mechanisms in the national economy has shown that the roughness of the microrelief of their working surfaces largely determines the reliability and durability of their operation ...
Alexey D. Abramov, Dmitry S. Klyuev
doaj   +1 more source

Changes in the three-dimensional microscale topography of human skin with aging impact its mechanical and tribological behavior.

open access: yesPLoS ONE, 2021
Human skin enables interaction with diverse materials every day and at all times. The ability to grasp objects, feel textures, and perceive the environment depends on the mechanical behavior, complex structure, and microscale topography of human skin. At
Juan G Diosa   +4 more
doaj   +1 more source

Tillage-induced spatial distribution of surface crusts on a sandy paleustult from Togo [PDF]

open access: yes, 1996
The spatial distribution of crusts in coarse-textured soils and the processes affecting it are poorly documented, despite the potential impact of crusts on water infiltration.
Baveye, P.   +4 more
core   +1 more source

Assessing Relative Gully Morphometric Change After Extreme Rainfall Events: A UAV‐Based GIS Framework Applied to the 2024 DANA in Southern Spain

open access: yesTransactions in GIS, Volume 30, Issue 1, February 2026.
ABSTRACT Climate change is intensifying the frequency and impact of extreme weather events, particularly in vulnerable Mediterranean environments. This study investigates relative morphometric changes within a gully system in the Guadalmedina River basin (Málaga, southern Spain) triggered by the 2024 DANA (Depresión Aislada en Niveles Altos), a high ...
Jesús Rodrigo‐Comino   +4 more
wiley   +1 more source

A Multisensor Remote Sensing Approach to Archaeological Prospection: Integrating UAV and Google Earth Data in the Bayan Gol Valley, Mongolia

open access: yesArchaeological Prospection, Volume 33, Issue 1, Page 109-130, January/March 2026.
ABSTRACT This study investigates the effectiveness of drone‐based remote sensing and Google Earth satellite imagery for archaeological prospection in the Bayan Gol Valley, Central Mongolia. Utilizing a fixed‐wing unmanned aerial vehicle (UAV) equipped with RGB and multispectral sensors, we surveyed 655 ha to document Mongol‐period settlement structures
Peter Heimermann   +4 more
wiley   +1 more source

Planar Non-Uniformity of Regular and Partially Regular Microreliefs and Method for Its Evaluation

open access: yesEng
Based on the analysis of grooves of regular and partially regular microreliefs formed on flat surfaces, the relationship between the geometric parameters of the grooves of their microreliefs, which ensures their regularity, was revealed.
Volodymyr Dzyura   +3 more
doaj   +1 more source

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