A comprehensive review on micro-and nano-scale gas flow effects: Slip-jump phenomena, Knudsen paradox, thermally-driven flows, and Knudsen pumps

H Akhlaghi, E Roohi, S Stefanov - Physics Reports, 2023 - Elsevier
The motivation of the current paper is to provide a detailed review of crucial topics in micro-
and nanoscale gas flows, ie, velocity slip and temperature jump phenomena and their …

A review on slip models for gas microflows

WM Zhang, G Meng, X Wei - Microfluidics and nanofluidics, 2012 - Springer
Accurate modeling of gas microflow is crucial for the microfluidic devices in MEMS. Gas
microflows through these devices are often in the slip and transition flow regimes …

An overview and assessment on aerodynamic journal bearings with important findings and scope for explorations

MR Pattnayak, P Ganai, RK Pandey, JK Dutt… - Tribology …, 2022 - Elsevier
Aerodynamic journal bearings (AJBs) are mainly being used to support and guide the high-
speed lightly loaded rotors. In the past, the investigators have done substantial efforts across …

A review of grooved dynamic gas bearings

L Gu, E Guenat, J Schiffmann - Applied …, 2020 - asmedigitalcollection.asme.org
This paper offers an extensive review of publications dealing with the modeling, the design,
and the experimental investigation of grooved dynamic gas-lubricated bearings. Recent …

Effect of flexural modes on squeeze film damping in MEMS cantilever resonators

AK Pandey, R Pratap - Journal of Micromechanics and …, 2007 - iopscience.iop.org
We present an analytical model that gives the values of squeeze film damping and spring
coefficients for MEMS cantilever resonators taking into account the effect of flexural modes of …

The influence of gas-surface interaction on gas-film damping in a silicon accelerometer

T Veijola, H Kuisma, J Lahdenperä - Sensors and Actuators A: Physical, 1998 - Elsevier
A mathematical model for the effective viscosity of a gas film in small air gaps between
silicon and metal surfaces is presented. The model is based on the solution of the linearized …

[HTML][HTML] Slip boundary conditions for rough surfaces

WU Hui, C Weifang, Z Jiang - Chinese Journal of Aeronautics, 2023 - Elsevier
The velocity slip and temperature jump for a two-dimensional rough plate under hypersonic
conditions were analyzed using the Direct Simulation Monte Carlo (DSMC) method. Surface …

A phenomenological lubrication model for the entire Knudsen regime

P Bahukudumbi, A Beskok - Journal of Micromechanics and …, 2003 - iopscience.iop.org
Rarefied gas flows in thin film slider bearings are studied in a wide range of Knudsen
numbers (Kn) at low Mach number (Ma) with the objective of developing simple physics …

Effects of new micro-pocketed bore surface topographies on the performance behaviours of aerodynamic journal bearing

MR Pattnayak, RK Pandey, JK Dutt - … Topography: Metrology and …, 2021 - iopscience.iop.org
This paper presents the exploration for improving the static and dynamic performance
behaviours of a self-acting rigid gas journal bearing employing some new conceived micro …

Gas transport model in organic shale nanopores considering Langmuir slip conditions and diffusion: pore confinement, real gas, and geomechanical effects

L Zhang, B Shan, Y Zhao, J Du, J Chen, X Tao - Energies, 2018 - mdpi.com
Nanopores are extremely developed and randomly distributed in shale gas reservoirs. Due
to the rarefied conditions in shale strata, multiple gas transport mechanisms coexist and …