@article{paperid:1074523, author = {Kamali Ahangar, Ehsan and Ayani, Mohammad Bagher and Abolfazli Esfahani, Javad}, title = {Simulation of rarefied gas flow in a microchannel with backward facing step by two relaxation times using Lattice Boltzmann method – Slip and transient flow regimes}, journal = {International Journal of Mechanical Sciences}, year = {2019}, volume = {157-158}, month = {July}, issn = {0020-7403}, pages = {802--815}, numpages = {13}, keywords = {Two relaxation times; Lattice Boltzmann method; Wall operation function; Slip and transient flow regime; Knudsen number; Vortex}, }