Results 11 to 20 of about 12,231 (262)

Understanding the breakup behaviors of liquid jet in gas atomization for powder production

open access: yesMaterials & Design, 2023
Gas atomization (GA) is the main method to produce metal powders for additive manufacturing (AM) because of its low cost and high efficiency. However, the liquid breakup behaviors in high-speed gas flow during GA remains unclear, especially the primary ...
Sheng Luo   +6 more
doaj   +1 more source

Development of a Multiphase Photon Monte Carlo Method for Spray Combustion and its Application in High-pressure Conditions [PDF]

open access: yes, 2017
In this work the development of a multiphase photon Monte Carlo (PMC) method with a focus on resolving radiative heat transfer in combustion simulations is presented.
Cai, Jian   +2 more
core   +2 more sources

Gas Atomization of Aluminium Melts: Comparison of Analytical Models

open access: yesMetals, 2012
A number of analytical models predicting the size distribution of particles during atomization of Al-based alloys by N2, He and Ar gases were compared.
Georgios Antipas
doaj   +1 more source

Accurate ab initio anharmonic force field and heat of formation for silane, SiH_4 [PDF]

open access: yes, 1999
From large basis set coupled cluster calculations and a minor empirical adjustment, an anharmonic force field for silane has been derived that is consistently of spectroscopic quality ($\pm 1 cm^{-1}$ on vibrational fundamentals) for all isotopomers of ...
Baldridge, Kim K.   +2 more
core   +2 more sources

Adiabatic-connection fluctuation-dissipation DFT for the structural properties of solids-the renormalized ALDA and electron gas kernels [PDF]

open access: yes, 2015
We present calculations of the correlation energies of crystalline solids and isolated systems within the adiabatic-connection fluctuation-dissipation formulation of density-functional theory.
Patrick, Christopher E.   +1 more
core   +2 more sources

Structural and magnetic properties of FeMn$_x$ ($x=$1...6) chains supported on Cu$_2$N / Cu (100) [PDF]

open access: yes, 2016
Heterogeneous atomic magnetic chains are built by atom manipulation on a Cu$_2$N/Cu (100) substrate. Their magnetic properties are studied and rationalized by a combined scanning tunneling microscopy (STM) and density functional theory (DFT) work ...
Choi, Deung-Jang   +5 more
core   +4 more sources

Accurate ab initio ro-vibronic spectroscopy of the X2∏ CCN radical using explicitly correlated methods [PDF]

open access: yes, 2011
Explicitly correlated CCSD(T)-F12b calculations have been carried out with systematic sequences of correlation consistent basis sets to determine accurate near-equilibrium potential energy surfaces for the X<sup>2</sup>∏ and a<sup>
Alexander Mitrushchenkov   +7 more
core   +3 more sources

Simulation and Measurement of Transient Fluid Phenomena within Diesel Injection [PDF]

open access: yes, 2019
Rail pressures of modern diesel fuel injection systems have increased significantly over recent years, greatly improving atomisation of the main fuel injection event and air utilisation of the combustion process.
Crua, C.   +8 more
core   +2 more sources

Numerical and experimental modelling of back stream flow during close-coupled gas atomization [PDF]

open access: yesComputers & Fluids, 2013
This paper reports the numerical and experimental investigation into the effects of different gas jet mis-match angles (for an external melt nozzle wall) on the back-stream flow in close coupled gas atomization. The Pulse Laser Imaging (PLI) technique was applied for visualising the back-stream melt flow phenomena with an analogue water atomizer and ...
Motaman, S   +4 more
openaire   +1 more source

Improved droplet breakup models for spray applications [PDF]

open access: yes, 2019
The current study examines the performance of two zero-dimensional (0D) aerodynamically-induced breakup models, utilized for the prediction of droplet deformation during the breakup process in the bag, multi-mode and sheet-thinning regimes.
Gavaises, M.   +4 more
core   +1 more source

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