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2024 Journal Article A review of the dry methods available for coal beneficiationHughes, Nikki, Roux, Marco le, Peter Campbell, Quentin and Nakhaei, Fardis (2024). A review of the dry methods available for coal beneficiation. Minerals Engineering, 216 108847, 108847-216. doi: 10.1016/j.mineng.2024.108847 |
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2023 Journal Article Assessment of coal washability data obtained via the RhoVol analyserStone, D., Campbell, Q. P., le Roux, M. and Fofana, M. (2023). Assessment of coal washability data obtained via the RhoVol analyser. Journal of the Southern African Institute of Mining and Metallurgy, 123 (10), 509-512. doi: 10.17159/2411-9717/1047/2023 |
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2023 Journal Article Contact sorption drying of chromite concentratesSnyman, C., le Roux, M., Campbell, Q. P. and Engelbrecht, S. (2023). Contact sorption drying of chromite concentrates. Journal of the Southern African Institute of Mining and Metallurgy, 123 (10), 479-482. doi: 10.17159/2411-9717/2299/2023 |
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2022 Journal Article Estimation of coal density using a 3D imaging system: RhoVolNakhaei, F., Campbell, Q. P., le Roux, M. and Botlhoko, S. (2022). Estimation of coal density using a 3D imaging system: RhoVol. Journal of the Southern African Institute of Mining and Metallurgy, 122 (8), 443-449. doi: 10.17159/2411-9717/2004/2022 |
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2022 Journal Article Characterization of rare earth elements by XRT sorting products of a South African coal seamAkdogan, G., Bradshaw, S., Dorfling, C., Bergmann, C., Ghosh, T. and Campbell, Q. (2022). Characterization of rare earth elements by XRT sorting products of a South African coal seam. International Journal of Coal Preparation and Utilization, 42 (4), 1071-1087. doi: 10.1080/19392699.2019.1685506 |
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2021 Journal Article Coal moisture variations in response to rainfall events in mine and coal-fired power plant stockpiles—part 2: evaporationCampbell, Quentin Peter, le Roux, Marco and Nakhaei, Fardis (2021). Coal moisture variations in response to rainfall events in mine and coal-fired power plant stockpiles—part 2: evaporation. Minerals, 11 (12) 1366, 1-8. doi: 10.3390/min11121366 |
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2021 Journal Article Coal moisture variations in response to rainfall event in mines and coal-fired power plant stockpiles—part 1: runoff, infiltration, and drainageCampbell, Quentin Peter, le Roux, Marco and Nakhaei, Fardis (2021). Coal moisture variations in response to rainfall event in mines and coal-fired power plant stockpiles—part 1: runoff, infiltration, and drainage. Minerals, 11 (12) 1365, 1-15. doi: 10.3390/min11121365 |
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2020 Journal Article Contact sorption: a method to reduce the moisture content of coal finesVan Rensburg, M. J., Le Roux, M., Campbell, Q. P. and Peters, E. S. (2020). Contact sorption: a method to reduce the moisture content of coal fines. International Journal of Coal Preparation and Utilization, 40 (4-5), 266-280. doi: 10.1080/19392699.2018.1541895 |
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2019 Journal Article Mineralogical, chemical, and petrographic properties of selected South African power stations’ feed coals and their corresponding density separated fractions using float-sink and reflux classification methodsRautenbach, R., Strydom, C. A., Bunt, J. R., Matjie, R. H., Campbell, Q. P. and Van Alphen, C. (2019). Mineralogical, chemical, and petrographic properties of selected South African power stations’ feed coals and their corresponding density separated fractions using float-sink and reflux classification methods. International Journal of Coal Preparation and Utilization, 39 (8), 421-446. doi: 10.1080/19392699.2018.1533551 |
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2017 Journal Article A review of the application of X-ray computed tomography to the study of coalMathews, Jonathan P., Campbell, Quentin P., Xu, Hao and Halleck, Phillip (2017). A review of the application of X-ray computed tomography to the study of coal. Fuel, 209, 10-24. doi: 10.1016/j.fuel.2017.07.079 |
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2017 Journal Article The influence of bedding-plane orientation on the degradation characteristics of a South African Waterberg coalViljoen, Jacob, Campbell, Quentin Peter, le Roux, Marco and Hoffman, Jakobus Willem (2017). The influence of bedding-plane orientation on the degradation characteristics of a South African Waterberg coal. International Journal of Coal Preparation and Utilization, 37 (4), 179-194. doi: 10.1080/19392699.2016.1143369 |
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2016 Conference Publication Drying of coal fines assisted by ceramic sorbentsvan Rensburg, M. J., Le Roux, M. and Campbell, Q. P. (2016). Drying of coal fines assisted by ceramic sorbents. XVIII International Coal Preparation Congress, Saint Petersburg, Russia, 28 June - 1 July 2016. Cham, Switzerland: Springer International Publishing. doi: 10.1007/978-3-319-40943-6_114 |
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2016 Conference Publication Coal product moisture control using stockpilesCampbell, Quentin, le Roux, Marco and Espag, Chané (2016). Coal product moisture control using stockpiles. XVIII International Coal Preparation Congress, Saint Petersburg, Russia, 28 June - 1 July 2016. Cham, Switzerland: Springer. doi: 10.1007/978-3-319-40943-6_115 |
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2016 Conference Publication Simulation of washability and liberation information from photographsDorland, H. C., Campbell, Q. P., Le Roux, M., McMillan, K., Dorland, M. I., Erasmus, P. and Wagner, N. (2016). Simulation of washability and liberation information from photographs. XVIII International Coal Preparation Congress, Saint Petersburg, Russia, 28 June - 1 July 2016. Cham, Switzerland: Springer. doi: 10.1007/978-3-319-40943-6_35 |
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2016 Journal Article The effect of particle size on the rate and depth of moisture evaporation from coal stockpilesDe Goede, J., Muller, B., Campbell, Q. P., Le Roux, M. and Espag De Klerk, C. B. (2016). The effect of particle size on the rate and depth of moisture evaporation from coal stockpiles. Journal of the Southern African Institute of Mining and Metallurgy, 116 (4), 353-355. |
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2016 Journal Article Validation of Using a Modified BET Model to Predict the Moisture Adsorption Behavior of Bituminous CoalStrydom, C. A., Campbell, Q. P., Le Roux, M. and Du Preez, S. M. (2016). Validation of Using a Modified BET Model to Predict the Moisture Adsorption Behavior of Bituminous Coal. International Journal of Coal Preparation and Utilization, 36 (1), 28-43. doi: 10.1080/19392699.2015.1049264 |
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2016 Conference Publication Destoning of fine coal in a fluidized bedle Roux, Marco, Campbell, Quentin and Langner, Danie (2016). Destoning of fine coal in a fluidized bed. XVIII International Coal Preparation Congress, Saint-Petersburg, Russia, 28 June - 1 July 2016. Cham: Springer International Publishing. doi: 10.1007/978-3-319-40943-6_176 |
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2016 Conference Publication The product yield problem and the history and future of washability analysisDorland, H. C., Wagner, N. J., Makukule, X. M., Campbell, Q. P., Le Roux, M., Van Vuuren, P. A., Venter, W. C., Erasmus, P. and Dorland, M. I. (2016). The product yield problem and the history and future of washability analysis. 33rd Annual International Pittsburgh Coal Conference: Coal - Energy, Environment and Sustainable Development, IPCC 2016, Cape Town, South Africa, 8-12 August 2016. International Pittsburgh Coal Conference. |
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2015 Journal Article Water-only laboratory coal fractionation using the reflux classifierCampbell, Q. P., Le Roux, M. and Smith, I. G.T. (2015). Water-only laboratory coal fractionation using the reflux classifier. Minerals Engineering, 83, 59-63. doi: 10.1016/j.mineng.2015.08.015 |
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2015 Conference Publication Using visual texture analysis to classify raw coal componentsVan Vuuren, Pieter A., Dorland, H. C., Le Roux, M., Venter, W. C., Erasmus, P., Dorland, M. I. and Campbell, Q. P. (2015). Using visual texture analysis to classify raw coal components. 22nd International Conference on Systems, Signals and Image Processing, IWSSIP 2015, London, United Kingdom, 10 - 12 September 2015. Piscataway, NJ United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/IWSSIP.2015.7314214 |
