Wanangwa Chimwaza-Manda, Mphatso Kamndaya, Effie Kondwani Chipeta, Yandisa Sikweyiya
Sexual health knowledge acquisition processes among very young adolescent girls in rural Malawi: Implications for sexual and reproductive health programs
PloS one
net escape velocity nev net escape probability nep concepts describe scalar quantity discharged source indoor air environment expressed unique velocity scales returning escaping populations despite conceptual description applications several numerical simulations definitions precisely explained using mathematical formula derive rigorous mathematical formulations nev nep formulations provide us physical interpretation nev clarify sufficient condition perfect escape lead formulation transfer probability scalar justify apply derived relationships two simple problems numerically solved one diffusion equation advectiondiffusion equation results diffusion problem clearly demonstrate outgoing scalar flux exists surface control volume covering source location contrast advectiondiffusion problem reveals returning population scalar locations despite diffusion turbulent parts working remove scalar rigorous formulation contributes apply nev appropriate air quality index clear physical interpretation determine local scalar concentration