3 papers
physics.flu-dyn2016
Multicomponent Gas-Particle Flow and Heat/Mass Transfer Induced by a Localized Laser Irradiation on a Urethane-Coated Stainless Steel Substrate
Nazia Afrin, Yijin Mao, Yuwen Zhang +4
A three-dimensional numerical simulation is conducted for a complex process in a laser-material system, which involves heat and mass transfer in a compressible gaseous phase and ch…
physics.comp-ph2015
Micro- and Nanoscale Heat Transfer in Femtosecond Laser Processing of Metals
Yuwen Zhang, D. Y. Tzou, J. K. Chen
Ultrafast laser material processing has received significant attention due to a growing need for the fabrication of miniaturized devices at micro- and nanoscales. The traditional p…
physics.comp-ph2015
Uncertainty Analysis of Melting and Resolidification of Gold Film Irradiated by Nano- to Femtosecond Lasers Using Stochastic Method
Nazia Afrin, Yuwen Zhang, J. K. Chen
A sample-based stochastic model is presented to investigate the effects of uncertainties of various input parameters, including laser fluence, laser pulse duration, thermal conduct…