Results 1 to 10 of about 254,137 (171)

Experimental Analysis of an Air Storage Tank in Wind Driven Ventilation System [PDF]

open access: yesE3S Web of Conferences, 2021
With the growing demand for energy efficient HVAC systems and integration of renewable energy sources, existing energy transformers are being improved and new solutions are being sought.
Streckienė Giedrė   +4 more
doaj   +1 more source

Thermal conductivity of clay based material incorporating Argan Shell: Experimental characterization [PDF]

open access: yesE3S Web of Conferences, 2021
This research investigated the impact of agricultural biomass additives (Argan shell) on the thermal and physical properties of fired clay bricks for building application. The objective of the study is to characterize the selected materials from molecule
Idoum Aicha   +3 more
doaj   +1 more source

Performance characterization of freeform finished surfaces of potassium dihydrogen phosphate using fluid jet polishing with a nonaqueous slurry

open access: yesScientific Reports, 2023
Potassium dihydrogen phosphate (KDP) and its deuterated analog (DKDP) are unique nonlinear optical materials for high power laser systems. They are used widely for frequency conversion and polarization control by virtue of the ability to grow optical ...
Nathaniel D. Urban   +7 more
doaj   +1 more source

Regulation of the evolutionarily conserved muscle myofibrillar matrix by cell type dependent and independent mechanisms

open access: yesNature Communications, 2022
Recent work has shown that mammalian muscle cells are comprised of multiple branching sarcomeres, though how this connectivity is regulated has remained unknown.
Peter T. Ajayi   +6 more
doaj   +1 more source

Monolayer organic thin films as particle-contamination–resistant coatings

open access: yesScientific Reports, 2023
Three organic monolayers coatings were developed and tested for their effectiveness to increase cleaning efficiency of attached microscale particles by air flows. The experiments were performed using silica substrates coated with these organic thin films
Ruobin Jia   +4 more
doaj   +1 more source

Probing atomic physics at ultrahigh pressure using laser-driven implosions

open access: yesNature Communications, 2022
Atoms and molecules under extreme temperature and pressure can be investigated using dense plasmas achieved by laser-driven implosion. Here the authors report spectral change of copper in billions atmosphere pressure that can only be explained by a self ...
S. X. Hu   +11 more
doaj   +1 more source

Numerical study of heat and mass transfer in a desalination system [PDF]

open access: yesE3S Web of Conferences, 2021
In today’s world the demand for freshwater, to meet the needs of human activities is growing exponentially. As a result, manufacturers are continuing to make progress in the design and production of efficient desalination and cooling units to optimize ...
El Baamrani H.   +3 more
doaj   +1 more source

Multiparameter laser performance characterization of liquid crystals for polarization control devices in the nanosecond regime

open access: yesScientific Reports, 2022
Interactions of liquid crystals (LC’s) with polarized light have been studied widely and have spawned numerous device applications, including the fabrication of optical elements for high-power and large-aperture laser systems.
Kenneth L. Marshall   +4 more
doaj   +1 more source

Combustion characteristic and aging behavior of bimetal thermite powders

open access: yesDefence Technology, 2021
Nanothermites have been employed as fuel additives in energetic formulations due to their higher energy density over CHNO energetics. Nevertheless, sintering and degradation of nanoparticles significantly limit the practical use of nanothermites. In this
Hong-qi Nie   +3 more
doaj   +1 more source

Dephasingless laser wakefield acceleration in the bubble regime

open access: yesScientific Reports, 2023
Laser wakefield accelerators (LWFAs) have electric fields that are orders of magnitude larger than those of conventional accelerators, promising an attractive, small-scale alternative for next-generation light sources and lepton colliders.
Kyle G. Miller   +7 more
doaj   +1 more source

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