نتایج جستجو برای: evaporation enhancement
تعداد نتایج: 148079 فیلتر نتایج به سال:
Abstract. The evolution of organic aerosol (OA) and size distributions within smoke plumes is uncertain due to the variability in rates coagulation OA condensation/evaporation between different at locations a single plume. We use aircraft data from FIREX-AQ campaign evaluate differences evolving distributions, OA, oxygen carbon ratios (O:C) during first several hours aging as function concentra...
establishing satisfactory estimation methods of lake evaporation has been crucial vital for research and management of water resources and ecosystems. determining the accurate method to estimate evaporation from reservoirs in the investigation and management of water resources is very important. hence, in this study eight empirical methods such as; makkink, debruin-kejiman, penman, priestley-ta...
We demonstrate a method for fabricating arrays of plasmonic nanoparticles with separations on the order of 1 nm using an angle evaporation technique. Samples fabricated on thin SiN membranes are imaged with high-resolution transmission electron microscopy (HRTEM) to resolve the small separations achieved between nanoparticles. When irradiated with laser light, these nearly touching metal nanopa...
Evaporation in the micro-gap heat sink has a very high transfer coefficient. As result, it is significant for flux management. Heat rate can be enhanced further by including internal micro-fins. However, pressure drop penalty due to small gap height and fin surfaces major concern. Wall shear stress development responsible drop. This paper investigates effects of operating conditions, e.g., wall...
glibenclamide (glib) is a poorly soluble drug with formulation-dependent bioavailability. therefore, we attempted in this study to improve glib dissolution rate by preparing drug solid dispersions by solvent evaporation (se) and supercritical fluid solvent-antisolvent techniques (scf-sas). a d-optimal mixture design was used to investigate the effects of different ratios of hpmc e5 (50-100%), p...
A study was carried out to determine in-tube evaporation and condensation performance of enhanced heat transfer tubes (EHT) using R410A, with the results being compared a plain tube. The test considered in evaluation include: plain, herringbone (HB) spiral (HX) microgrooves, dimple (HB/D), hydrophobic (HB/HY). Experiments evaluate were conducted at saturation 318 K, 279 K for evaporation. Mass ...
evaporation of micro-liter drops from solid surfaces at room condition is mainly governed by diffusion. therefore, there should be no difference between evaporation rate of sessile and pendant drops. however, some studies indicate a difference and explain the difference using buoyancy. the objective here is to reconcile the inconsistency in the literature. for that, first, by comparing two iden...
In this short Letter, the structure of a rotating detonation wave (RDW) fueled by biofuel is revealed and expounded. The simulation carried out under an Eulerian-Lagrangian framework in which main characteristics two-phase RDW are analyzed detail. Results suggest self-sustained liquid ethanol air can be achieved with hydrogen addition for combustion enhancement, laminated dual-front due to effe...
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