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. 2021 Jul 14;74:103175. doi: 10.1016/j.scs.2021.103175

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Fig 16 — Pollutant concentrations (C/C_ref) at the plane of z = 1.1 m under modified ventilation mode with the barrier heights of 40, 60 and 70 cm and pollutant sources at point A and C [(a): height of 40 cm and source at A; (b): height of 60 cm and source at A; (c): height of 70 cm and source at A; (d): height of 40 cm and source at C; (e): height of 60 cm and source at C; (f): height of 70 cm and source at C].