Rarefied gas mixtures with large species mass ratio: Outflow into vacuum

NY Bykov, VV Zakharov - Physics of Fluids, 2022 - pubs.aip.org
The theoretical study of the processes of the outflow of a binary gas mixture from a source
into a vacuum through an orifice in an infinitely thin wall is presented. Two mixtures with a …

Flow characterization of supersonic gas jets: Experiments and simulations

M Patel, J Thomas, HC Joshi - Vacuum, 2021 - Elsevier
In present work, we report an experimental setup that has been developed to characterize
highly under-expanded helium and nitrogen jets confined in a vacuum chamber. The …

Three‐dimensional immersed finite‐element method for anisotropic magnetostatic/electrostatic interface problems with nonhomogeneous flux jump

C Lu, Z Yang, J Bai, Y Cao, X He - International Journal for …, 2020 - Wiley Online Library
Anisotropic diffusion is important to many different types of common materials and media.
Based on structured Cartesian meshes, we develop a three‐dimensional (3D) …

Small cluster formation in a free argon jet

NY Bykov, SA Fyodorov, YE Gorbachev - Physics of Fluids, 2024 - pubs.aip.org
A free argon jet flow accompanied by small clusters formation is studied with the direct
simulation Monte Carlo method. Some near-continuum flow regimes characterized by …

Binary gas mixture outflow into vacuum through an orifice

NY Bykov, VV Zakharov - Physics of Fluids, 2020 - pubs.aip.org
The results of a numerical study of a binary gas mixture outflow from a source with specified
stagnation parameters into vacuum through a round orifice are presented. Silver and helium …

Silver Vapor Supersonic Jets: Expansion Dynamics, Cluster Formation, and Film Deposition

AV Bulgakov, NY Bykov, AI Safonov, YG Shukhov… - Materials, 2023 - mdpi.com
Supersonic jets of metal vapors with carrier gas are promising for producing nanostructured
metal films at relatively low source temperatures and high deposition rates. However, the …

Influence of discharge power on the size of the Pd cluster generated with a magnetron plasma gas aggregation cluster source

C Liu, L Zhang, S Zhang, F Liu, G Wang, M Han - Vacuum, 2020 - Elsevier
Pd clusters were generated with a DC magnetron plasma gas aggregation cluster source.
The dependence of the size distribution and ionization degree of the Pd clusters on the …

Application of the moment method for numerical simulation of homogeneous-heterogeneous condensation

IE Ivanov, VS Nazarov, IA Kryukov - Fluids, 2022 - mdpi.com
The paper considers the numerical modeling of the processes of homogeneous and
heterogeneous condensation and evaporation in multiphase flows using the method of …

Highly underexpanded rarefied jet flows

NY Bykov, YE Gorbachev, SA Fyodorov - Frontiers in Mechanical …, 2023 - frontiersin.org
A highly underexpanded jet outflow into the background in transition and scattering regimes
is studied computationally. The direct simulation Monte Carlo method and Navier–Stokes …

The investigation of the evolution of cluster beam development in the nozzle-skimmer system

IE Ivanov, VS Nazarov, IA Kryukov - Applied Mathematics and …, 2021 - Springer
The device skimmer is considered, which is intended to separate inert gas clusters with the
aim of further collision them with a surface to increase its smoothness order. The …