Results 1 to 10 of about 47,841 (257)

Failure modes affected by stress concentration in gneiss: laboratory triaxial experiment and numerical reproduction [PDF]

open access: yesScientific Reports
Since infrastructure development has increasingly encountered gneiss, and its complex mechanical characteristics have brought engineering much hardship, research on gneiss has been booming.
Lingfeng Guo   +7 more
doaj   +2 more sources

Effect of multiple-compaction on laterite soil: geotechnical and geo-statistical analysis [PDF]

open access: yesScientific Reports
Multiple-compaction demonstrates cyclic loading on laterite soils used in highway construction and its effects on engineering properties. The method determines the mechanical stability of derived soils from porphyritic granite, granite gneiss, and ...
Imoleayo Oluwatoyin Fatoyinbo   +3 more
doaj   +2 more sources

Landmarking for Improved Digital Product Creation

open access: yesCommunications in Development and Assembling of Textile Products, 2023
Sampling is a critical step in the concept-to-style workflow for digitally created products. Virtual environments allow sampling without the costs associated with physical prototyping However, current practice often still requires physical prototyping ...
Emma Scott   +5 more
doaj   +7 more sources

PETROGRAPHY AND GEOCHEMISTRY OF METASEDIMENTS FROM BUGAJI, PART OF MALUMFASHI SHEET 79 NE, KANO STATE, NORTHWESTERN NIGERIA [PDF]

open access: yesGeological Behavior, 2023
This research is aimed at determining the protolith of metasediments that underpin the geology of Bugaji region of Kano State. The study area was mapped systematically and the lithologies encountered include phyllite, undifferentiated schist, quartzo ...
Abdullah Musa Ali   +1 more
doaj   +1 more source

Zircon U-Pb geochronology of the Gongzhu Co gneiss in the Zhongba block from Ali, Tibet and its geological significance

open access: yes地质科技通报, 2023
The Zhongba block, an important tectonic unit of the western segment of the Indus-Tsangpo suture zone (ITSZ) in southern Tibet, is significant for determining tectonic affinity and paleogeographic reconstruction along the northern margin of the Gondwana.
Shengwei Li   +3 more
doaj   +1 more source

Exploration and Petrogenesis of Corundum-Bearing Pegmatites: A Case Study in Migif-Hafafit Area, Egypt

open access: yesFrontiers in Earth Science, 2022
A net of pegmatite veins crosscut gneiss and dismembered ophiolitic ultramafic rocks are abundant in the Migif-Hafafit culmination area, South Eastern Desert, Egypt. Some of these pegmatites are corundum-bearing.
Farrage M. Khaleal   +4 more
doaj   +1 more source

Investigation on the Properties of Gneiss under Different Ground Stresses

open access: yesSensors, 2022
Initial geostress has great influence on the properties of gneiss. The physical and mechanical properties of gneiss vary considerably due to different initial geostresses, which exert a huge effect on the stability of underground engineering. In order to
Rui Wang   +4 more
doaj   +1 more source

Study on the Compressive and Tensile Properties of Gneiss Outcrop of Bozhong 196 Gas Field in China

open access: yesEnergies, 2023
In this paper, based on the gneiss outcrop of Bozhong 196 gas field in China, uniaxial compression and Brazil splitting tests were conducted by using cores of different orientations.
Lianzhi Yang   +3 more
doaj   +1 more source

Tungsten isotope composition of the Acasta Gneiss Complex

open access: hybridEarth and Planetary Science Letters, 2015
Hsin-Wei Chen
exaly   +2 more sources

Foliation impact on the dynamic properties of selected samples of the barrier dam site Prvonek: Right side [PDF]

open access: yesPodzemni Radovi, 2016
The 'Prvonek' dam was built in tight asymmetric Banjska river valley about 100 meters downstream from the river Gradasnica. Barrier at the dam site built predominantly slate series of high crystallinity Vranjska Banja, alternately layered double mica ...
Majstorović Jelena   +3 more
doaj   +1 more source

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