Results 31 to 40 of about 298,479 (352)

PIC Simulations of the MS4 Thruster

open access: yesFrontiers in Physics, 2022
Particle-in-Cell (PIC) simulations are used to model the MS4 test thruster of Thales Deutschland. Given as input the geometric shape, material components, magnetic field and the operating parameters of the experiment, the model is able to reproduce the ...
Lars Lewerentz   +4 more
doaj   +1 more source

A model for vortex ring formation in a starting buoyant plume [PDF]

open access: yes, 2000
Vortex ring formation in a starting axisymmetric buoyant plume is considered. A model describing the process is proposed and a physical explanation based on the Kelvin–Benjamin variational principle for steady vortex rings is provided.
Gharib, Morteza, Shusser, Michael
core   +1 more source

Digital In-Line Holography of Condensed-Phase Particles in Solid Rocket Motor Plume

open access: yesFrontiers in Physics, 2022
Condensed phase particles (CCPs) of plume flows in solid rocket motors (SRMs) are one of the major causes of smog and other signal characteristics, which leads to attenuation of weapons guidance system signals.
Bingning Jin   +5 more
doaj   +1 more source

Plume Sign in the Deturgescence of Macular Cysts – A Novel OCT Finding

open access: yesClinical Ophthalmology, 2020
Unnikrishnan Nair, 1, 2 Ashwin Mohan, 1, 2 Manoj Soman 1, 2 1Department of Vitreo-Retina, Chaithanya Eye Hospital and Research Institute, Trivandrum, India; 2CITE, Trivandrum, IndiaCorrespondence: Ashwin Mohan Email research@chaithanya.orgAim: To ...
Nair U, Mohan A, Soman M
doaj  

Ozone Depletion in Tropospheric Volcanic Plumes: From Halogen-Poor to Halogen-Rich Emissions

open access: yesGeosciences, 2018
Volcanic halogen emissions to the troposphere undergo a rapid plume chemistry that destroys ozone. Quantifying the impact of volcanic halogens on tropospheric ozone is challenging, only a few observations exist.
Tjarda J. Roberts
doaj   +1 more source

Secondary Intrusion Formation of Multiphase Plumes

open access: yesFrontiers in Marine Science, 2021
This work presents a new laboratory study for understanding secondary intrusions in multiphase plumes in quiescent, stratified environments. The study is driven by field observations of secondary intrusions during the Deepwater Horizon (DWH) oil spill ...
Dayang Wang, E. Eric Adams
doaj   +1 more source

Gaillardia pulchella 'Red Plume' Red Plume Gaillardia, Red Plume Blanket Flower

open access: yesEDIS, 2007
This document provides an overview of the ‘Red Plume’ gaillardia, also known as the ‘Red Plume’ blanket flower. It details the plant’s characteristics, including its height, flower color, and foliage. The document highlights its adaptability to various soil types and its high drought and salt tolerance. It also mentions the plant’s uses in landscaping,
Edward Gilman, Sydney Park Brown
openaire   +3 more sources

Magnetic Signatures of a Plume at Europa During the Galileo E26 Flyby

open access: yesGeophysical Research Letters, 2019
We analyze the magnetic field perturbations observed near Jupiter's icy moon Europa by the Galileo spacecraft during the E26 flyby on 3 January 2000. In addition to the expected large‐scale signatures of magnetic fieldline draping and induction, the E26 ...
Hannes Arnold, Lucas Liuzzo, Sven Simon
doaj   +1 more source

Geodynamic process and its geologic manifestations in the continents

open access: yesГеофизический журнал, 2018
The data on the composition of the mantle and crust, results of experimental studies on melting under the pressure interval 0,5—0,7 GPa and temperatures 500—2000 °C have been integrated.
O. Usenko
doaj   +1 more source

Development and stability of gyrotactic plumes in bioconvection [PDF]

open access: yes, 1999
Using the continuum model of Pedley, Hill and Kessler (1988) for bioconvection in a suspension of swimming, gyrotactic micro-organisms, we investigate the existence and stability of a two-dimensional plume in tall, narrow chambers with stress-free ...
Ghorai, S., Hill, N.A.
core   +1 more source

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