AU - Sheikhzadeh, Ghanbar Ali AU - Aghaei, Alireza AU - Ahmadi, Narges TI - Numerical investigation of multi walled carbon nanotubes- water nanofluid turbulent flow in a tube with 180° bent and selection of optimum turbulency model PT - JOURNAL ARTICLE TA - mdrsjrns JN - mdrsjrns VO - 16 VI - 13 IP - 13 4099 - http://mme.modares.ac.ir/article-15-9106-fa.html 4100 - http://mme.modares.ac.ir/article-15-9106-fa.pdf SO - mdrsjrns 13 AB  - CP - IRAN IN - LG - eng PB - mdrsjrns PG - 153 PT - YR - 2017