Elemental analyses and source apportionment of PM_2.5 and PM_2.5–10 aerosols from Nigerian urban cities

G.C. EzehCentre for Energy Research and Development (CERD), Obafemi Awolowo University (OAU), P.M.B. 024, O.A.U Post Office, Ile-Ife, Nigeria

O.E. AbiyeCentre for Energy Research and Development (CERD), Obafemi Awolowo University (OAU), P.M.B. 024, O.A.U Post Office, Ile-Ife, NigeriaCorrespondence[email protected] [email protected]

https://orcid.org/0000-0002-8601-2242 View further author information

I.B. ObiohCentre for Energy Research and Development (CERD), Obafemi Awolowo University (OAU), P.M.B. 024, O.A.U Post Office, Ile-Ife, Nigeria

Peter FantkeTechnical University of Denmark (DTU), Denmark

(Reviewing Editor)

Figures & data

Figure 1. Map of Nigeria showing the study sites.

Table 6. Loadings obtained by principal component analysis, normalized by Varimax rotation

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Elemental analyses and source apportionment of PM_2.5 and PM_2.5–10 aerosols from Nigerian urban cities

Table 1. PM_2.5–10 average elemental concentrations (ng m⁻³)

Table 2. PM_2.5 average elemental concentrations (ng m⁻³)

Table 3. PM_2.5–10 elemental EFs and PIs

Table 4. PM_2.5 elemental EFs and PIs

Table 5. Comparison of inter-elemental average ratios

Table 6. Loadings obtained by principal component analysis, normalized by Varimax rotation

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Elemental analyses and source apportionment of PM2.5 and PM2.5–10 aerosols from Nigerian urban cities

Figures & data

Table 1. PM2.5–10 average elemental concentrations (ng m−3)

Table 2. PM2.5 average elemental concentrations (ng m−3)

Table 3. PM2.5–10 elemental EFs and PIs

Table 4. PM2.5 elemental EFs and PIs

Table 5. Comparison of inter-elemental average ratios

Table 6. Loadings obtained by principal component analysis, normalized by Varimax rotation

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Elemental analyses and source apportionment of PM_2.5 and PM_2.5–10 aerosols from Nigerian urban cities

Table 1. PM_2.5–10 average elemental concentrations (ng m⁻³)

Table 2. PM_2.5 average elemental concentrations (ng m⁻³)

Table 3. PM_2.5–10 elemental EFs and PIs

Table 4. PM_2.5 elemental EFs and PIs