Results 61 to 70 of about 98,679 (164)

The Influence of Heterogeneity on Lunar Irradiance Based on Multiscale Analysis

open access: yesRemote Sensing, 2019
The Moon is a stable light source for the radiometric calibration of satellite sensors. It acts as a diffuse panel that reflects sunlight in all directions, however, the lunar surface is heterogeneous due to its topography and different mineral content ...
Xiangzhao Zeng, Chuanrong Li
doaj   +1 more source

Wortassoziationen: Ein interkultureller Vergleich zwischen dem Deutschen, dem Arabischen und dem Französischen [PDF]

open access: yesZeitschrift für Interkulturellen Fremdsprachenunterricht, 2015
Die kontrastive Semantik stellt nach wie vor erhebliche Unterschiede zwischen semantischen Merkmalen der Begriffe in verschiedenen Sprachen fest. Diese Unterschiede werden durch die lexikalische Oberfläche der Sprache nicht zum Vorschein gebracht. Mittels eines Wortassoziationsexperiments werden in dieser Untersuchung die konzeptuellen Unterschiede ...
openaire   +3 more sources

Ambienti GIS per le Applicazioni Radio Elettriche

open access: yesGEOmedia, 2005
Tradizionalmente la principale fonte di dati territoriali era, e ancora rimane, la cartografia, che è però una rappresentazione a scala ridotta di zone generalmente limitate della superficie terrestre.
Vector Srl Vector Srl
doaj  

A quantitative procedure for building physiographic units supporting a global SOTER database

open access: yesHungarian Geographical Bulletin, 2010
Until recently, manual methods were used for delineating SOILSCAPE. The use of digital data sources, such as digital elevation models (DEM) and satellite data can speed up the completion of digital soil databases and improve the overall quality ...
Endre Dobos   +2 more
doaj  

Vertical Accuracy Assessment of Digital Elevation Models Generated by Sentinel 1A: A Case study: Eldabha, EGYPT [PDF]

open access: yesJES: Journal of Engineering Sciences
This research focuses on improving the vertical accuracy of Digital Elevation Models (DEMs) generated from Sentinel-1A satellite imagery. The study investigates the influence of Goldstein filtering, temporal baseline, and perpendicular baseline on DEM ...
Mohamed Besheer   +3 more
doaj   +1 more source

Creep Characteristics of Corn Straw Particles Simulated Based on Burgers Model

open access: yesBioResources, 2023
To simulate the creep characteristics of corn straw particles under uniaxial compression, a 6-level 2D model was created using PFC 2D software according to the actual uniaxial creep test, the grain size, and shape of corn straw particles.
Zhe Ma   +3 more
doaj  

Discrete element modeling study on CPT penetration of calcareous sand considering dual porosity structure

open access: yesYantu gongcheng xuebao
This paper introduces a discrete element numerical simulation method for calcareous sand particles that incorporates dual porosity structures. The method focuses on three key characteristics of calcareous sand in comparison to quartz sand: abundant dual ...
WU Kai 1, CHEN Junxu 1, LIU Songyu 1, SUN Weichen 2
doaj   +1 more source

Size effects of small-scale model tests on bearing capacity of strip foundation

open access: yesYantu gongcheng xuebao
The small-scale model test is an important method to study the bearing capacity in soil mechanics. However, the size effects of small-scale model will affect its quantitative results, so that the small-scale test can only be used for qualitative ...
WANG Yiwei , LIU Run , LIANG Chao
doaj   +1 more source

Use of prohexadione-calcium, vitamin E, and glycerine for the reduction of frost injury in apple (Malus domestica) flowers and leaves

open access: yesEuropean Journal of Horticultural Science, 2004
E. Albrecht   +4 more
doaj   +1 more source

64. Von dem Hirsch, dem Fisch und dem Schwan

open access: yes, 2012
Source: Heinrich Pröhle: Märchen für die Jugend. Halle: Buchhandlung des Waisenhauses, 1854.
openaire   +1 more source

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