English
Related papers

Related papers: A visual study on the spray of gas-liquid atomizer

200 papers

The average profiles of cosmic ray shower development as a function of atmospheric depth are measured for the first time with the Fluorescence Detectors at the Pierre Auger Observatory. The profile shapes are well reproduced by the…

High Energy Astrophysical Phenomena · Physics 2019-06-12 Sofia Andringa

Aeroponics or Soil-less agriculture is a relatively new and recent type of practice, where plants are grown without soil while nutrient-rich water is provided via an atomized spray system to the suspended roots. Spray nozzles are…

Fluid Dynamics · Physics 2022-02-18 Tejas Narasegowda , Navneet Kumar

The precision measurement of diffusion coefficient of solution is very important for the clear understanding of material transfer and interaction between the materials. But the high precision measurement of diffusion coefficient is very…

Instrumentation and Detectors · Physics 2017-09-07 Ju Dok-Yong , Jo Jong-Hyon , Kim Nam-Chol

A liquid poured from a curved solid surface can separate as a steady jet or sheet, or trickle down along the solid surface. It was shown by Duez et al. [Phys. Rev. Lett. 104, 084503 (2010)] that surface wettability controls the separation…

Fluid Dynamics · Physics 2015-07-22 Wilco Bouwhuis , Jacco H. Snoeijer

We report on an investigation of the beam profile of an atom laser extracted from a magnetically trapped $^{87}$Rb Bose-Einstein condensate. The transverse momentum distribution is magnified by a curved mirror for matter waves and a…

Other Condensed Matter · Physics 2007-05-23 M. Köhl , Th. Busch , K. Molmer , T. W. Hänsch , T. Esslinger

The linewidth of an atom laser can be limited by excitation of higher energy modes in the source Bose-Einstein condensate, energy shifts in that condensate due to the atomic interactions, or phase diffusion of the lasing mode due to those…

Quantum Physics · Physics 2013-05-29 Mattias T. Johnsson , Joseph J. Hope

The flow past a fixed finite-length circular cylinder, the axis of which makes a nonzero angle with the incoming stream, is studied through fully-resolved simulations, from creeping-flow conditions to strongly inertial regimes. The…

Fluid Dynamics · Physics 2021-04-28 Mohammed Kharrouba , Jean-Lou Pierson , Jacques Magnaudet

An experimental study of liquid drop impacts on a granular medium is proposed. Four fluids were used to vary physical properties: pure distilled water, water with glycerol at 2 concentrations 1:1 and 1:2 v/v and water with Tween 20 at the…

Fluid Dynamics · Physics 2012-11-14 Elyes Nefzaoui , Olivier Skurtys

Side-view imaging of the contact angle between an extended planar solid surface and a liquid is problematic. Even when aligning the view perfectly parallel to the contact line, focusing one point of the contact line is not possible. We…

Soft Condensed Matter · Physics 2015-06-16 T. F. Eibach , D. Fell , H. Nguyen , H. J. Butt , G. K. Auernhammer

In the open circular billiard particles are placed initially with a uniform distribution in their positions inside a planar circular vesicle. They all have velocities of the same magnitude, whose initial directions are also uniformly…

Statistical Mechanics · Physics 2009-11-11 J. F. Stilck

In order to study the state of gas in galaxies, diagrams of the relation of optical emission line fluxes are used allowing one to separate main ionization sources: young stars in the H II regions, active galactic nuclei, and shock waves. In…

Astrophysics of Galaxies · Physics 2018-09-19 D. V. Oparin , A. V. Moiseev

We study the light scattering properties of random ballistic aggregates constructed in Shen et al. (Paper I). Using the discrete-dipole-approximation, we compute the scattering phase function and linear polarization for random aggregates…

Earth and Planetary Astrophysics · Physics 2011-02-11 Yue Shen , B. T. Draine , Eric T. Johnson

We investigate hitherto unexplored regimes of probe scattering by atoms trapped in optical lattices: weak scattering by effectively random atomic density distributions and multiple scattering by arbitrary atomic distributions. Both regimes…

Atomic Physics · Physics 2009-11-06 M. Blaauboer , G. Kurizki , V. M. Akulin

A flexible sheet in uniform parallel flow is studied in order to quantify its fluid dynamic drag and fluid-elastic stability characteristics. An experimental campaign is undertaken that involves a cantilevered sheet in air flow…

Fluid Dynamics · Physics 2009-08-18 Michael T. Morris-Thomas , Sverre Steen

Pure theory recognizes the dependence of supersonic drag coefficients on both Mach number and Reynolds number, which includes an implicit dependence of drag coefficient on air density. However, many modern approaches to computing…

Popular Physics · Physics 2015-10-27 Elya Courtney , Amy Courtney , Michael Courtney

The video exhibits experimental qualitative and quantitative results of water/glycerol (50%/50% by mass) droplet impact on two types of micro-patterned superhydrophobic surfaces. The two types of surfaces used were 80% cavity fraction ribs…

Fluid Dynamics · Physics 2013-10-15 Cristian Clavijo , Daniel Maynes , Julie Crockett

This research examines the aerodynamic performance of wavy (corrugated) airfoils, focusing specifically on analyzing the impact of two angles of attack: the airfoil's angle of attack and the tail's angle of attack (beta). Simulations were…

Fluid Dynamics · Physics 2025-03-10 Mohammad Amin Esabat , Saeed Jaamei , Fatemeh Asadi , Ahmad Reza Kohansal , Hassan Abyn

The study deals with the breakup behavior of swirling liquid sheets discharging from gas-centered swirl coaxial atomizers with attention focused toward the understanding of the role of central gas jet on the liquid sheet breakup. Cold flow…

Fluid Dynamics · Physics 2024-05-15 V. Kulkarni , D. Sivakumar , C. Oommen , T. J. Tharakan

We report a study of the distributions of the depth of maximum, Xmax, of extensive air-shower profiles with energies above 10^17.8 eV as observed with the fluorescence telescopes of the Pierre Auger Observatory. The analysis method for…

High Energy Astrophysical Phenomena · Physics 2015-03-09 Pierre Auger Collaboration

We study liquid-liquid dispersions in a turbulent Taylor - Couette flow, produced between two counterrotating coaxial cylinders. In pure Water and in counterrotation, Reynolds numbers up to 1.4 10^5 are reached. We first characterize the…

Fluid Dynamics · Physics 2008-06-20 Florent Ravelet , Rene Delfos , Jerry Westerweel