NEW WORKING TITLES OF PAPERS IN PROGRESS:
REFEREED PAPERS
1. P.P. Coetzee, K. Gouws, S. Plüddermann, M.Yacoby, S. Howell, L. den Drijver, Evaluation of sequential extraction procedures for metal speciation in model sediments, Water SA, 21(1):51 – 60 (1995)
2. P.P. Coetzee, M. Yacoby, S. Howell, The role of zinc in magnetic and other physical water treatment methods for the prevention of scale, Water SA, 22(4):319 – 326 (1996)
3. P.P. Coetzee, M. Yacoby, S. Howell, S. Mubenga, Scale reduction and scale modification effects induced by Zn and other metal species in physical water treatment, Water SA, 24(1):77 – 84 (1998).
4. A. Legodi, D. de Waal, J.H. Potgieter, S.S. Potgieter, Rapid determination of CaCO3 in mixtures utilising FT-IR spectroscopy, Min Eng, 14(9):1107-1111 (2001).
5. S.S. Potgieter, J.H. Potgieter, B. Legodi, Proposed modifications to the method for the determination of available lime, Min Eng, 14(5):515 - 523 (2001).
6. J.H. Potgieter, S.S. Howell-Potgieter, A plant investigation into the use of treated phosphogypsum as a set-retarder in OPC and OPC/Fly-ash blend, Min Eng, 14(7):791-795 (2001).
7. J.H. Potgieter, K.A. Horne, S.S. Potgieter, W. Wirth, An evaluation of the incorporation of a Titanium Dioxide producer’s waste material in Portland cement clinker, Mat Letters, 57:157-163 (2002).
8. J.H. Potgieter, S.S. Potgieter, C.A. Strydom, E. Kearsley, M. Laubscher, Stabilisation of a Ferro-Industry waste in various solid matrices, J Chem Technol Biotechnol, 77:311-314 (2002).
9. J.H. Potgieter, S.S. Potgieter, S.J. Moja, A.F. Mulaba-Bafubiandi, The standard reactivity test as a measure of lime’s quality, J SAIMM, 102(1):67-69 (2002).
10. J.H. Potgieter, S.S. Potgieter, S.J. Moja, A.F. Mulaba-Bafubiandi, An empirical study of factors influencing lime slaking: Part I. Production and Storage Conditions, Min Eng, 15: 201 -203 (2002).
11. O. Gheevarhese, C.A. Strydom, J.H. Potgieter, S.S. Potgieter, The influence of chloride and sulphate ions on the slaking rate of lime derived from different limestone deposits in South Africa, Water SA, 28(1):45-48 (2002).
12. S.S. Potgieter, J.H. Potgieter, R. McCrindle, Fingerprinting of South African cement clinkers and gypsum as a tool for cement identification, Adv Cem Res, 15(2):45-50 (2003).
13. J.H. Potgieter, S.S. Potgieter, D.de Waal, An empirical study of factors influencing lime slaking: Part II. Influence of material and water composition, Water SA, 29(2):157-160 (2003)
14. J.H. Potgieter, S.S. Potgieter, C.A. Strydom, O. Gheevarhese, The influence of various common ions on the slaking of some South African limes, Water SA, 29(4):433-436 (2003)
15. J.H. Potgieter, S.S. Potgieter, An investigation into the effect of various physical and chemical treatments of phosphogypsum to render it suitable as a set-retarder for cement, Cem. Conc. Res., 33(8):1223 - 1227 (2003).
16. J.H. Potgieter, S.S. Potgieter, Mining backfill formulations from various cementitious and waste materials, Indian J Conc. 77(5):1-5 (2003).
17. S.S. Potgieter, J.H. Potgieter, S. Panicheva, N. Panichev, Determination of hexavalent Cr in cement and cement-related materials, Cem. Conc. Res. 33(10):1589 – 1593 (2003).
18. J.Abonyi, F.Tamas, S. Potgieter, H. Potgieter, Analysis of trace elements in South African clinkers using Latent Variable Model and Clustering, SA J Chem. 56:15-20 (2003).
19. S.S. Potgieter, C.A. Strydom, O. Gheevarhese, The effect of ultrasonic energy on lime slaking, Min. Eng. 16(8):767-770 (2003).
20. J.H. Potgieter, S.S. Potgieter, R.I. McCrindle, A comparison of the performance of various synthetic gypsums in plant trials during the manufacturing of OPC clinker, Cem. Conc. Res. 34(12):2245-2250 (2004).
21. S.S. Potgieter, J.H. Potgieter, S. Panicheva, Investigation into methods of Chloride analysis in South African cement and cement-related materials with of chloride, Mat. Struct. 37(3):155 – 160 (2004).
22. J.H. Potgieter, S.S. Potgieter, D.D. Tona, L. Anelich, M.P. Roux, W. Delport, An alternative proposal for the disposal of used cooking oil, J Appl Sci, 4(2):313-316 (2004).
23. J. H. Potgieter, S. S. Potgieter-Vermaak, J. Modise, N. Basson, Removal of iron and manganese from water with a high organic carbon loading. Part II: the effect of various absorbents and nanofiltration membranes. Water Air Soil Poll, 162(1-4):61-70 (2005).
24. J.H. Potgieter, S.S. Potgieter-Vermaak, R.K.K. Mbaya, A. Teodorovic, Small scale recovery of noble metals from jewellery wastes. J SAIMM, 104(10):563 - 571 (2004).
25. S.S. Potgieter-Vermaak, R.H.M. Godoi, R. van Grieken, J.H. Potgieter, M. Castillejo Micro-structural characterization of black crust and laser cleaning of building stones by micro-Raman and SEM techniques, Spectrochim. Act A: Molecular Spectroscopy 16(11-12):2460-2467 (2005).
26. S.S. Potgieter-Vermaak, J.H. Potgieter, Z. Spolnik, R. Kruger, R. Van Grieken, A characterisation of the surface properties of an ultra fine fly ash (UFFA) used in the polymer industry, Fuel, 84(18):2295 - 2300 (2005).
27. J.H. Potgieter, S.S. Potgieter-Vermaak, P.D. Kalibantonga, Heavy Metals Removal from Solution by Palygorskite Clay, Min. Eng. 19(5):463-470 (2006).
28. S.S. Potgieter-Vermaak, J.H. Potgieter, P. Monama, R. Van Grieken, Comparison of Limestone, Dolomite and Fly Ash as Pre – Treatment Agents for Acid Mine Drainage, Min. Eng. 19(5):454-462 (2006).
29. J.H Potgieter, M.A. Kabemba, A. Teodorovic, S.S. Potgieter-Vermaak, W.G. Augustyn, An investigation into the feasibility of recovering valuable metals from solid oxide compounds by gas phase extraction in a fluidised bed, Min. Eng. 19(2):140-146 (2006).
30. S.S. Potgieter-Vermaak, J.H. Potgieter, R. Van Grieken. The application of Raman spectrometry to investigate and characterize cement, Part I: A review, Cem. Conc. Res. 36(4):656-662 (2006).
31. S.S. Potgieter-Vermaak, J.H. Potgieter M. Belleil, F De Weerdt, R. Van Grieken. The application of Raman spectrometry to the investigation of cement Part II: A micro-Raman study of OPC, Slag and Fly ash with UV-visible, visible and near-infrared laser excitation, Cem. Conc. Res. 36 (4):663-670 (2006).
32. S.S. Potgieter-Vermaak and Rene Van Grieken, Preliminary evaluation of micro-Raman spectrometry for the characterization of individual aerosol particles, Appl Spectros, Vol. 60, (1). Pp 39 - 47 (2006).
33. J.H. Potgieter, S.S. Potgieter, Metakaolin as a strength enhancer in South African cement, J Mat Civil Eng 18(4):619-623 (2006).
34. R. H. M. Godoi, S.S. Potgieter-Vermaak, J. De Hoog, R. Kaegi, R. Van Grieken, Substrate selection for optimum qualitative and quantitative evaluation of single atmospheric particles using nano-manipulation, sequential thin-window electron probe X-ray microanalysis and micro Raman Spectrometry, Spectrochim Act B, 61(4):375-388 (2006).
35. E.A. Stefaniak, A. Worobiec, S. Potgieter-Vermaak, A. Alsecz, S. Török, R. Van Grieken. Molecular and elemental characterisation of mineral particles by means of parallel micro-Raman spectrometry and Scanning Electron Microscopy/Energy Dispersive X-ray Analysis. Spectrochim Act B, 61(7):824-830 (2006).
36. S.S. Potgieter-Vermaak, J.H. Potgieter, A. Worobiec, S. Moeketsi, Fingerprinting of South African ordinary Portland cements, cement-blends and mortars for identification purposes - Discrimination with starplots and PCA, Cem. Conc. Res. 37(6):834-843 (2007)
37. A. Smekens, R. H. M. Godoi, M. Vervoort, P. Van Espen, S. S. Potgieter-Vermaak, R. Van Grieken, Characterization of individual soot aggregates from different sources using image analysis, J Atm Chem. 56(3):211 -223 ( 2007).
38. M. Stranger, S.S. Potgieter-Vermaak, R. Van Grieken, Comparative overview of indoor air quality in Antwerp, Belgium, Environ Int 33(6):789-797 (2007).
39. A. Worobiec, E. Stefaniak, S. Kiro, M. Oprya, A. Bekshaev, Z. Spolnik, S.S. Potgieter-Vermaak, A. Ennan, R. Van Grieken, Comprehensive microanalytical study of welding aerosols with X-ray and Raman based methods, X-Ray Spectrom, 36:328-339 (2007).
40. A. Worobiec, E.A. Stefaniak, S. Potgieter-Vermaak, R. Van Grieken. Characterisation of concentrates of heavy mineral sands by micro-Raman spectrometry and CC SEM/EDX with HCA, Appl Geochem 22:2078 - 2085 (2007).
41. SS Potgieter-Vermaak, L Marjanovic, A further method for chloride analysis of cement and cementitious materials –ICP-OES, Cem Concr Res 37(6):834 – 843 (2007).
42. M.A. Idris, M.A.H. Al-Tayeb, SS Potgieter-Vermaak, R Van Grieken, Assessment of heavy metal pollution in Sudanese harbours along the Red Sea Coast, Microchem J 87(2):104-112 (2007).
43. RHM Godoi, S Potgieter-Vermaak, AFL Godoi, M Stranger, R Van Grieken, Assessment of aerosol particles within the Rubens House Museum in Antwerp, Belgium, X Ray Spectrom 37(4):298-303 (2008).
44. M Stranger, P Sacco, F Quaglio, D Pagani, C Cocheo, S Potgieter-Vermaak, AFL Godoi, R Van Grieken, Analysis of indoor gaseous formic and acetic acid using radial diffusive samplers, EMAS 149:411-417 (2009).
45. D Avigo Jr, AFL Godoi, PR Janissek, Y Makarovska, A Krata, S Potgieter-Vermaak, B Alfoldy, R Van Grieken, RHM Godoi, Particulate matter analysis at elementary schools in Curitiba, Brazil, Anal Bioanal Chem 391(4):1459-1468 (2008).
46. M Stranger, SS Potgieter-Vermaak, R Van Grieken, Characterisation of Indoor air in primary schools in Antwerp, Indoor Air 18(6):454-463 (2008)
47. S Potgieter-Vermaak, M Stranger, R Van Grieken, NO2 Verkeersmetingen in Vlaanderen met Passieve Samplers, SA Tydskrif vir Wetenskap en Tegnologie, 27(4):266-286 (2008).
48. M Stranger, SS Potgieter-Vermaak, R Van Grieken, Particulate matter and gaseous pollutant levels in residences in Antwerp, STOTEN 407(3):1182-1192 (2009).
49. JH Potgieter, SO Bada, SS Potgieter-Vermaak, Adsorptive removal of various phenols from water by South African coal fly ash, Water SA 35(1):89-96 (2009).
50. L Bencs, A Krata, B Horemans, A Buczynska, AC Dirtu, AFL Godoi, RHM Godoi, S Potgieter-Vermaak, R Van Grieken, Atmospheric nitrogen fluxes at the Belgian Coast: 2004 - 2006, Atmos Environ 43:3786-3798 (2009).
51. A Worobiec, S Potgieter-Vermaak, A Brooker, L Darchuk, E Stefaniak, R Van Grieken, Interfaced SEM/EDS and micro Raman spectrometry for the characterisation of heterogeneous environmental particles - fundamental and practical challenges, Microchem. J., 94:65–72 (2010).
52. MI Ignat, CJ Van Oers, J Vernimmen, M Mertens, S Potgieter-Vermaak, V Meynen, E, Popovici, P Cool, Textural property tuning of ordered mesoporous carbon obtained by glycerol conversion using SBA-15 silica as template, Carbon, 48 (5): 1609-1618 (2010).
53. S Potgieter-Vermaak, N Maledi, N Wagner, J Van Heerden, R Van Grieken, JH Potgieter, Raman spectroscopy for the analysis of coal: A Review, JRS, 42 (2):123 - 129 (2010).
54. DS Konadu, J van der Merwe, JH Potgieter, S Potgieter-Vermaak, C Machio, The Corrosion Behaviour of WC-VC-Co Hardmetals in acidic media, Cor. Sci., 52 (9):3118-3125 (2010).
55. V. P. Chabalala, N. Wagner, S. Potgieter-Vermaak, Investigation into the evolution of char structure using Raman spectroscopy in conjunction with coal petrography; Part 1, Fuel Proc Tech, 92 (4):750-756 (2011).
56. A Worobiec, SS Potgieter-Vermaak, P Berghmans, H Winkler, R Burger, R Van Grieken, Air particulate emissions in developing countries: a case study in South Africa, Analytical letters, 44(11):1907- 1924 (2011).
57. J.H. Potgieter, N. Thanjekwayo, P. Olubambi, N. Maledi and S.S. Potgieter-Vermaak, Influence of Ru additions on the corrosion behaviour of WC-Co cemented carbide alloys in sulphuric acid, Journal of Hard Metals and Refractory Materials, doi: 10.1016/j.ijrmhm.2011.02.007 (2011).
58. SS Potgieter-Vermaak, A Mmari, R van Grieken, RI McCrindle, JH Potgieter, Degradation of galvanised iron roofing material in Tanzania by atmospheric corrosion, Cor. Eng. Sci. Technol., 46 (5):642 – 650 (2011).
59. K. Premlall, J.H. Potgieter and S. S. Potgieter-Vermaak, Laser surface treatment to inhibit observed corrosion of reinforcing steel in sulphate: alkaline media, Anti-corrosion Methods and Materials, 58 (5):267–284 (2011). DOI 10.1108/00035591111167749
60. JH Potgieter, DJ Delport, S Verryn, SS Potgieter-Vermaak, Chloride binding effect of blast furnace slag in cement pastes containing added chlorides, S. Afr. J. Chem., 63: 108–114 (2011).
61. D.J. Delport, S.S. Potgieter-Vermaak, R.I McCrindle and J.H. Potgieter. Potentiometric determination of free chloride content in cement paste samples an alternative method for low budget laboratories. SA J Chemistry. 64:251-253.
62. R.H.M. Godoi, P.Y. Hirata, A.V.L. Bitterncourt, M. Jafelicci Jr, F.J. dos Santos, R. Bini, L.F. Zara, A.P.K Soares, C.L.N. Cunha, E.F. Gobbi, S. Potgieter-Vermaak, J.E.F.C. Gardolinski, J.M. Reis Neto, G. Gatto Rotondo, R. Van Grieken, A.F.L. Godoi, Geochemical assessment of a subtropical reservoir: a case study in Curitiba, Southern Brazil, Clean, online DOI: 10.1002/clen.201000610 (2012).
63. S Potgieter-Vermaak, B Horemans, W Anaf, C Cardell, R Van Grieken, Degradation potential of airborne particulate matter at the Alhambra monument: A Raman Spectroscopic and Electron Probe X-ray Micro Analysis study, J. Raman Spectrosc., 43, 1570–1577 (2012).
64. S Potgieter-Vermaak, G. Rotondo, V. Novakovic, S. Rollins, R. Van Grieken, Component-specific toxic concerns of the inhalable fraction of urban road dust, Environ. Geochem. Health, 34:689–696 (2012)
65. H. Hellar-Kihampa, S. Potgieter-Vermaak, K. Van Meel, G. Gatto Rotondo, M. Kishimba, R. Van Grieken, Elemental composition of bottom-sediments from Pangani river Basin, Tanzania: lithogenic and anthropogenic sources. Toxicological and Environmental Chemistry, 94 (3): 525 – 544 (2012).
66. L. Jacobs, A. Buczynsk, C. Walgraeve, A. Delcloo; S. Potgieter-Vermaak; R. Van Grieken; K. Demeestere; J. Dewulf; H. Van Langenhove; H. De Backer; B. Nemery; T.S. Nawrot. Acute changes in pulse pressure in relation to constituents of particulate air pollution in elderly persons. Environ. Res. 117:60-7 (2012). doi: 10.1016/j.envres.2012.05.003.
67. Sanja Potgieter-Vermaak, René van Grieken en Herman Potgieter, Die risikoprofiel van Pb en Cr in stedelike padstof, LitNet akademies, Jaargang 9(3), Desember 2012.
68. C. N. Machio, D. S. Konadu, J. H. Potgieter, S. Potgieter-Vermaak, and J. Van der Merwe. Corrosion of WC-VC-Co Hardmetal in Neutral Chloride Containing Media, ISRN Corrosion, Volume 2013, Article ID 506759, 10 pages http://dx.doi.org/10.1155/2013/506759.
69. Albert G. Mmari, Sanja S. Potgieter-Vermaak, László Bencsc, Robert I. McCrindle and René Van Grieken. Elemental and ionic components of atmospheric aerosols and associated gaseous pollutants in and near Dar es Salaam, Tanzania. Atmos Env. 77:51-61 (2013)
70. H. Hellar-Kihampa, S. Potgieter-Vermaak, K. De Wael, Lugwisha, P. Van Espen, R. Van Grieken. Concentration profiles of metal contaminants in fluvial sediments of a rural-urban drainage basin in Tanzania. Int J Environ Anal Chem. (2013) DOI:10.1080/03067319.2013.791976
71. Godoi, R.H.M, Godoi, A. F. L., Goncalves, S., Paralovo, S. L., Borillo, G. C., Arantes, M. G., Charello, R. C., Rosario Filho N.A., Grassi, M. T., Yamamoto, C. I., Potgieter-Vermaak, S., Rotondo, G. G., Van Grieken, R. Healthy environment - indoor air quality of Brazilian elementary schools nearby petrochemical industry. Science of the Total Environment, 463–464:639–646 (2013)
72. D.J. Delport, S.S. Potgieter-Vermaak and J.H. Potgieter, A tumbler and pore water expression device to prepare homogeneous samples for the extraction of free chloride in cement paste, Journal of New Generation Sciences, 11 (1):57 – 65 (2013)
73. Godoi, R.H.M, Godoi, A. F. L., Lis C. de Quadros, Thiago O. B. Silva, Carlos I. Yamamoto, Van Grieken, R, Potgieter-Vermaak S. Risk assessment and spatial chemical variability of PM collected at selected bus stations. Air Quality, Atmosphere, Health, DOI 10.1007/s11869-013-0210-2 (2013)
74. Buczynska Anna, Krata Agnieszka, Van Grieken Rene, Brown Andrew, Polezer Gabriela, De Wael Karolien, Potgieter-Vermaak Sanja. The Effect Of High Pollution Event Days On Indoor Air Quality In Homes For The Elderly In Flanders, Belgium. STOTEN. 490:134–143 (2014). http://dx.doi.org/10.1016/j.scitotenv.2014.04.102.
75. Alin C. Dirtu, Anna J. Buczyńska, Ana F.L. Godoi, Rodrigo Favoreto, László Bencs, Sanja S. Potgieter-Vermaak, Ricardo H.M. Godoi, René Van Grieken, Luc Van Vaeck. Methods, fluxes and sources of gas-phase alkyl nitrates in the coastal air. EMAS, 10.1007/s10661-014-3866-7 (2014)
76. J. H. Potgieter, P. Olubambi, and S. S. Potgieter-Vermaak. The Corrosion Behaviour of WC-Co-Ru Alloys in Aggressive Chloride Media. International Journal of Electrochemistry. Vol. 2014, Article ID 59487. http://dx.doi.org/10.1155/2014/594871.
77. S.S. Potgieter-Vermaak, J.H. Potgieter. Nadelige spoorelemente in tee en kruietees: die geval van rooibostee versus ander kommersiële tees en kruietees. LitNet akademies, Jaargang 11(2), Mei 2014. ISSN 1995-5928.
78. Borillo, Guilherme; Tadano, Yara; Godoi, Ana Flavia; Santana, Simone; Weronka, Fernando; Penteado Neto, Renato; Rempel, Dennis; Yamamoto, Carlos; Potgieter-Vermaak, Sanja; Potgieter, Johannes Herman; Godoi, Ricardo. Effectiveness of Selective Catalytic Reduction (SCR) systems on reducing gaseous emissions from an engine using Diesel and Biodiesel Blends. Environmental Science & Technology, accepted Jan 2015 DOI: 10.1021/es505701
79. Romero-Pastor J. García-Porras A. Van Grieken R. Potgieter-Vermaak S. Coll-Conesa J. and Cardell C. 2015. New insights in technology characterization of medieval Valencia glazes. X-ray Spectrom. DOI 10.1002/xrs.2613.
80. A. Brown, J. E. S. Barrett, H. Robinson, S.Potgieter-Vermaak, Risk Assessment of Exposure to Particulate Output of a Demolition Site, Environ. Geochem. Health, 37:675–687 (2015) DOI 10.1007/s10653-015-9747-3
81. Ricardo H.M. Godoi, Gabriela Polezer, Guilherme C. Borillo, Andrew Brown, Fabio B. Valebona, Thiago O.B. Silva, Aline B.G. Ingberman, Marcelo Nalin, Carlos I. Yamamoto, Sanja Potgieter-Vermaak, Renato A. Penteado Neto, Mary Rosa R. de Marchi, Paulo H.N. Saldiva, Theotonio Pauliquevis, Ana Flavia L. Godoi, Influence on the oxidative potential of a heavy-duty engine particle emission due to selective catalytic reduction system and biodiesel blend. STOTEN 560–561 (2016) 179–185.
82. Ana Flavia L Godoi, Anderson M Grasel, Gabriela Polezer, Andrew Brown, Sanja Potgieter-Vermaak, Débora C Scremim, Carlos I Yamamoto, Ricardo H.M. Godoi, Hydrogen Sulphide, Air pollution, Odour, Anaerobic wastewater treatment, Health risk, STOTEN, 610–611 (2018) 583–590
83. L Tosheva, S Potgieter-Vermaak, Tuning the composition of porous resin-templated TiO2 macrobeads for optimized photocatalytic performance, Catalysis Today, accepted.
84. Guilherme C. Borillo, Yara S. Tadano, Ana Flavia L. Godoi, Theotonio Pauliquevis, Hugo Sarmiento, Dennis Rempel, Carlos I. Yamamotoo, Mary R.R. Marchi, Sanja Potgieter-Vermaak, Ricardo H.M. Godoi. Polycyclic Aromatic Hydrocarbons (PAHs) and nitrated analogs associated to particulate matter emission from a Euro V-SCR engine fueled with Diesel/Biodiesel Blends. STOTEN 644 (2018) 675–682.
REFEREED CONFERENCE PROCEEDINGS
1. J.H. Potgieter, S.S. Potgieter and A. Walker, "Quantitative identification of cement blend components in binary mixtures”, Proceedings of the 11th International Chemistry of Cement Conference, 11-16 May 2003, Durban, South Africa (Refereed).
2. J.H. Potgieter, H. Baloyi and S.S. Potgieter, "The effect of chemical measurement errors on cement production costs”, Proceedings of the 11th International Chemistry of Cement Conference, 11-16 May 2003, Durban, South Africa (Refereed).
3. J.H. Potgieter, S.S. Potgieter, A. Giyose and C.A. Strydom, "The Effect of Microwave curing on strength development in cement mortars”, Proceedings of the 11th International Chemistry of Cement Conference, 11-16 May 2003, Durban, South Africa (Refereed).
4. J.H. Potgieter, S.S. Potgieter, E. Kearsley, C. Strydom, D. de Waal S.O. Paul and M. Loubser”, The use of fly ash to treat waste from the ferro-alloy industries", Proceedings of the 11th International Chemistry of Cement Conference, 11-16 May 2003, Durban, South Africa (Refereed).
5. JH Potgieter and SS Potgieter-Vermaak, Incorporating Paint Sludge In The Manufacture Of OPC Clinker. Part I: The Effect On Burnability, accepted for the refereed proceedings International chemistry of cement conference (ICCC2007 - Proceedings of the 12th International Chemistry of Cement Conference, 8-13 July 2007, Montreal Canada).
6. Potgieter-Vermaak, S. Surface characterization of a heavy mineral sand with micro-Raman spectrometry. The 6th International Heavy Minerals Conference ‘Back to Basics’, The Southern African Institute of Mining and Metallurgy, 2007.
NON-REFEREED PAPERS AND CONTRIBUTIONS
1. J.H. Potgieter, S.S. Potgieter and C.A. Strydom, “A plant investigation into the use of treated phosphogypsum as a set-retarder for OPC and an OPC/Fly ash blend”, Proceedings of the 6th International Conference on Natural and Synthetic Gypsum, Toronto, Canada, 16-19 May 2000, pp. (2000)
2. J.H. Potgieter, and S.S. Potgieter, “An evaluation of various physical and chemical treatment to render phosphogypsum suitable as a set-retarder for cement”, Proceedings of the 6th International Conference on Natural and Synthetic Gypsum, Toronto, Canada, 16-19 May 2000, pp. (2000)
3. J.H. Potgieter, S.S. Potgieter and D. Delport, pH Measurements, Analytika, Vol. 9, No. 1, p 8 – 22, (2001).
4. S.S. Potgieter and J.H. Potgieter, Gravimetric Analysis: The pitfalls and the story behind it, Analytika, Vol. 9, No. 2, pp. 30-36 (2001).
5. J.H. Potgieter, S.S. Potgieter, C.A. Strydom, E. Kearsley and M. Laubscher, Stabilisation of a Ferro-Industry waste in various solid matrices, Proceedings of the Progress Workshop on Coal Combustion By-products, Morella, Spain, 6 –8 June 2001, pp. 145 - 152 (2001).
6. S.S. Potgieter, J.H. Potgieter, S. Panicheva, N. Panichev, “Extraction and determination of hexavalent chromium in a cement matrix”, Analytika, Vol. 10, No. 1, pp. 12-24 (2002).
7. S.S. Potgieter and J.H. Potgieter, “Hexavalent chromium speciation in a cement matrix”, American Laboratory News, Feb 2003.
8. A.G Mmari, S.S. Potgieter-Vermaak, S Uiso, I.N. Makundi, J.H. Potgieter and R. Van Grieken, “Corrosive marine atmosphere investigations in Tanzania: exposure sites and preliminary results” IGACtivities Newsletter No. 36, July 2007. > (http://www.igac.noaa.gov/newsletter/index.php)
9. S. Luyckx, J.H. Potgieter, C. Machio, S.S. Potgieter-Vermaak, D. Rocchi and S. Malaudzi, The effect of annealing on the corrosion behaviour of thermal sprayed WC-Co and WC-VC-Co coatings, Proceedings of the 8th International Corrosion Conference, 14-15 Nov. 2006, Johannesburg, S.A.
10. R Van Grieken, S Potgieter-Vermaak, L Darchuk, A Worobiec. Integration of analysis techniques of different scales using X-ray induced and electron induced X-ray spectrometry for application in preventative conservation and environmental monitoring. IAEA XRF Newsletter. No. 18. December 2009. Pp. 9 – 13.
11. S.S. Potgieter-Vermaak, J.H. Potgieter and R. Van Grieken, Integrated Analytical Techniques for the characterization of environmental particles, Spectroscopy Europe, Vol. 22, No. 5, pp. 12-16 (2010)
12. R.Van Grieken, L. Darchuk, V. Kontozova, S. Potgieter-Vermaak, K. Van Meel,E. Stefaniak, A. Worobiec, Integration of analysis techniques of different scales using x ray induced and electron induced x ray spectrometry for applications in preventive conservation and environmental monitoring, IAEA-TECDOC-1669, October 2011:53, ISBN 978-92-0-121310-5.
RESEARCH-BASE TECHNICAL REPORTS
1. Potgieter-Vermaak S, Wuyts R, Van Grieken R. Studieovereenkomst NO2 verkeersmetingen met passieve samplers-2004, Eindrapport aan de Vlaamse Milieumaatschappij, contract nr. LUC/2003/178, maart 2005, 47 pg.
2. Potgieter-Vermaak S. Investigation into the recycling possibilities of spent Plaster of Paris. Ceramic Industries. 2007.
3. René Van Grieken, László Bencs, Agnieszka Krata, Benjamin Horemans, Anna Buczynska, Alin Dirtu, Katleen Van Meel, Ana F.L. Godoi, Ricardo H.M. Godoi, Rodrigo Favoreto, Sanja Potgieter-Vermaak, Rob Wuyts, Jan Van Loock, Luc Van Vaeck. 2007. Atmospheric Nitrogen Input into the North Sea: Inorganic and Organic Nutrient Fluxes Technical report for the OSTC. EV/06/39A contract – project report 2007.
4. Potgieter-Vermaak S, The possibilities of Raman spectroscopy in on-line coal analysis, SASOL Technical Research-based Report, February 2008.
5. Benoit Nemery, Alfred Bernard, Herman Van Langehove, Rene Van Grieken, Hugo De Backer, Frans Fierens, Tim Nawrot, Lotte Jacobs, Hans Scheers, Marc Nickmilder, Agnès Chaumont, Jo Dewulf, Kristof Demeestere, Christophe Walgraeve, Anna De Maeyer-Worobiec, Sanja Vermaak, Anna Buczynska . Health effects of particulate matter in relation to physical-chemical characteristics and meteorology (PARHEALTH), CONTRACT NUMBER: SD/HE/01A.
BOOK CHAPTERS
1. Potgieter-Vermaak S, Stanger M, Godoi A, Jacobs W, Godoi RH M, Van Grieken R, Volatile Organic Gaseous Pollutants In Various Indoor Environments, Air Quality: New Research, Novapublishers ISBN: 978-1-60456-792-2, 2008, pp 1 – 49. https://www.novapublishers.com/catalog/product_info.php?products_id=7469 2008
2. S Potgieter-Vermaak, A Worobiec, L Darchuk, R Van Grieken, Micro Raman Spectroscopy for the analysis of environmental particles, in Fundamentals and Applications in Aerosol Spectroscopy, Taylor and Francis Ed Ruth Signorell, Jonathan P Reid, 2010 ISBN: 9781420085617
3. S Potgieter-Vermaak, R Van Grieken, JH Potgieter, Integrated analytical techniques for analysing individual environmental particles, in RSC Specialist Periodical Reviews on “Spectroscopic properties of Inorganics and Materials”, Spectroscop. Prop. Inorg. Organomet. Comp., 2012, 43:123 - 140.
- Representation of PM10 in larger fractions of environmental particles
- Bioaccessibility of metals from urban particulates: A temporal study
- Remediation of polluted soil: the interplay between the type of soil, type of washing agent and single or simultaneous presence of various metal cations.
- Sustainable metal recovery from metalliferous sediments: column or heap leaching?
- Human Exposure to H2S Concentrations Near Wastewater Treatment Plants
- A single particle view on the organic and inorganic components in coal
REFEREED PAPERS
1. P.P. Coetzee, K. Gouws, S. Plüddermann, M.Yacoby, S. Howell, L. den Drijver, Evaluation of sequential extraction procedures for metal speciation in model sediments, Water SA, 21(1):51 – 60 (1995)
2. P.P. Coetzee, M. Yacoby, S. Howell, The role of zinc in magnetic and other physical water treatment methods for the prevention of scale, Water SA, 22(4):319 – 326 (1996)
3. P.P. Coetzee, M. Yacoby, S. Howell, S. Mubenga, Scale reduction and scale modification effects induced by Zn and other metal species in physical water treatment, Water SA, 24(1):77 – 84 (1998).
4. A. Legodi, D. de Waal, J.H. Potgieter, S.S. Potgieter, Rapid determination of CaCO3 in mixtures utilising FT-IR spectroscopy, Min Eng, 14(9):1107-1111 (2001).
5. S.S. Potgieter, J.H. Potgieter, B. Legodi, Proposed modifications to the method for the determination of available lime, Min Eng, 14(5):515 - 523 (2001).
6. J.H. Potgieter, S.S. Howell-Potgieter, A plant investigation into the use of treated phosphogypsum as a set-retarder in OPC and OPC/Fly-ash blend, Min Eng, 14(7):791-795 (2001).
7. J.H. Potgieter, K.A. Horne, S.S. Potgieter, W. Wirth, An evaluation of the incorporation of a Titanium Dioxide producer’s waste material in Portland cement clinker, Mat Letters, 57:157-163 (2002).
8. J.H. Potgieter, S.S. Potgieter, C.A. Strydom, E. Kearsley, M. Laubscher, Stabilisation of a Ferro-Industry waste in various solid matrices, J Chem Technol Biotechnol, 77:311-314 (2002).
9. J.H. Potgieter, S.S. Potgieter, S.J. Moja, A.F. Mulaba-Bafubiandi, The standard reactivity test as a measure of lime’s quality, J SAIMM, 102(1):67-69 (2002).
10. J.H. Potgieter, S.S. Potgieter, S.J. Moja, A.F. Mulaba-Bafubiandi, An empirical study of factors influencing lime slaking: Part I. Production and Storage Conditions, Min Eng, 15: 201 -203 (2002).
11. O. Gheevarhese, C.A. Strydom, J.H. Potgieter, S.S. Potgieter, The influence of chloride and sulphate ions on the slaking rate of lime derived from different limestone deposits in South Africa, Water SA, 28(1):45-48 (2002).
12. S.S. Potgieter, J.H. Potgieter, R. McCrindle, Fingerprinting of South African cement clinkers and gypsum as a tool for cement identification, Adv Cem Res, 15(2):45-50 (2003).
13. J.H. Potgieter, S.S. Potgieter, D.de Waal, An empirical study of factors influencing lime slaking: Part II. Influence of material and water composition, Water SA, 29(2):157-160 (2003)
14. J.H. Potgieter, S.S. Potgieter, C.A. Strydom, O. Gheevarhese, The influence of various common ions on the slaking of some South African limes, Water SA, 29(4):433-436 (2003)
15. J.H. Potgieter, S.S. Potgieter, An investigation into the effect of various physical and chemical treatments of phosphogypsum to render it suitable as a set-retarder for cement, Cem. Conc. Res., 33(8):1223 - 1227 (2003).
16. J.H. Potgieter, S.S. Potgieter, Mining backfill formulations from various cementitious and waste materials, Indian J Conc. 77(5):1-5 (2003).
17. S.S. Potgieter, J.H. Potgieter, S. Panicheva, N. Panichev, Determination of hexavalent Cr in cement and cement-related materials, Cem. Conc. Res. 33(10):1589 – 1593 (2003).
18. J.Abonyi, F.Tamas, S. Potgieter, H. Potgieter, Analysis of trace elements in South African clinkers using Latent Variable Model and Clustering, SA J Chem. 56:15-20 (2003).
19. S.S. Potgieter, C.A. Strydom, O. Gheevarhese, The effect of ultrasonic energy on lime slaking, Min. Eng. 16(8):767-770 (2003).
20. J.H. Potgieter, S.S. Potgieter, R.I. McCrindle, A comparison of the performance of various synthetic gypsums in plant trials during the manufacturing of OPC clinker, Cem. Conc. Res. 34(12):2245-2250 (2004).
21. S.S. Potgieter, J.H. Potgieter, S. Panicheva, Investigation into methods of Chloride analysis in South African cement and cement-related materials with of chloride, Mat. Struct. 37(3):155 – 160 (2004).
22. J.H. Potgieter, S.S. Potgieter, D.D. Tona, L. Anelich, M.P. Roux, W. Delport, An alternative proposal for the disposal of used cooking oil, J Appl Sci, 4(2):313-316 (2004).
23. J. H. Potgieter, S. S. Potgieter-Vermaak, J. Modise, N. Basson, Removal of iron and manganese from water with a high organic carbon loading. Part II: the effect of various absorbents and nanofiltration membranes. Water Air Soil Poll, 162(1-4):61-70 (2005).
24. J.H. Potgieter, S.S. Potgieter-Vermaak, R.K.K. Mbaya, A. Teodorovic, Small scale recovery of noble metals from jewellery wastes. J SAIMM, 104(10):563 - 571 (2004).
25. S.S. Potgieter-Vermaak, R.H.M. Godoi, R. van Grieken, J.H. Potgieter, M. Castillejo Micro-structural characterization of black crust and laser cleaning of building stones by micro-Raman and SEM techniques, Spectrochim. Act A: Molecular Spectroscopy 16(11-12):2460-2467 (2005).
26. S.S. Potgieter-Vermaak, J.H. Potgieter, Z. Spolnik, R. Kruger, R. Van Grieken, A characterisation of the surface properties of an ultra fine fly ash (UFFA) used in the polymer industry, Fuel, 84(18):2295 - 2300 (2005).
27. J.H. Potgieter, S.S. Potgieter-Vermaak, P.D. Kalibantonga, Heavy Metals Removal from Solution by Palygorskite Clay, Min. Eng. 19(5):463-470 (2006).
28. S.S. Potgieter-Vermaak, J.H. Potgieter, P. Monama, R. Van Grieken, Comparison of Limestone, Dolomite and Fly Ash as Pre – Treatment Agents for Acid Mine Drainage, Min. Eng. 19(5):454-462 (2006).
29. J.H Potgieter, M.A. Kabemba, A. Teodorovic, S.S. Potgieter-Vermaak, W.G. Augustyn, An investigation into the feasibility of recovering valuable metals from solid oxide compounds by gas phase extraction in a fluidised bed, Min. Eng. 19(2):140-146 (2006).
30. S.S. Potgieter-Vermaak, J.H. Potgieter, R. Van Grieken. The application of Raman spectrometry to investigate and characterize cement, Part I: A review, Cem. Conc. Res. 36(4):656-662 (2006).
31. S.S. Potgieter-Vermaak, J.H. Potgieter M. Belleil, F De Weerdt, R. Van Grieken. The application of Raman spectrometry to the investigation of cement Part II: A micro-Raman study of OPC, Slag and Fly ash with UV-visible, visible and near-infrared laser excitation, Cem. Conc. Res. 36 (4):663-670 (2006).
32. S.S. Potgieter-Vermaak and Rene Van Grieken, Preliminary evaluation of micro-Raman spectrometry for the characterization of individual aerosol particles, Appl Spectros, Vol. 60, (1). Pp 39 - 47 (2006).
33. J.H. Potgieter, S.S. Potgieter, Metakaolin as a strength enhancer in South African cement, J Mat Civil Eng 18(4):619-623 (2006).
34. R. H. M. Godoi, S.S. Potgieter-Vermaak, J. De Hoog, R. Kaegi, R. Van Grieken, Substrate selection for optimum qualitative and quantitative evaluation of single atmospheric particles using nano-manipulation, sequential thin-window electron probe X-ray microanalysis and micro Raman Spectrometry, Spectrochim Act B, 61(4):375-388 (2006).
35. E.A. Stefaniak, A. Worobiec, S. Potgieter-Vermaak, A. Alsecz, S. Török, R. Van Grieken. Molecular and elemental characterisation of mineral particles by means of parallel micro-Raman spectrometry and Scanning Electron Microscopy/Energy Dispersive X-ray Analysis. Spectrochim Act B, 61(7):824-830 (2006).
36. S.S. Potgieter-Vermaak, J.H. Potgieter, A. Worobiec, S. Moeketsi, Fingerprinting of South African ordinary Portland cements, cement-blends and mortars for identification purposes - Discrimination with starplots and PCA, Cem. Conc. Res. 37(6):834-843 (2007)
37. A. Smekens, R. H. M. Godoi, M. Vervoort, P. Van Espen, S. S. Potgieter-Vermaak, R. Van Grieken, Characterization of individual soot aggregates from different sources using image analysis, J Atm Chem. 56(3):211 -223 ( 2007).
38. M. Stranger, S.S. Potgieter-Vermaak, R. Van Grieken, Comparative overview of indoor air quality in Antwerp, Belgium, Environ Int 33(6):789-797 (2007).
39. A. Worobiec, E. Stefaniak, S. Kiro, M. Oprya, A. Bekshaev, Z. Spolnik, S.S. Potgieter-Vermaak, A. Ennan, R. Van Grieken, Comprehensive microanalytical study of welding aerosols with X-ray and Raman based methods, X-Ray Spectrom, 36:328-339 (2007).
40. A. Worobiec, E.A. Stefaniak, S. Potgieter-Vermaak, R. Van Grieken. Characterisation of concentrates of heavy mineral sands by micro-Raman spectrometry and CC SEM/EDX with HCA, Appl Geochem 22:2078 - 2085 (2007).
41. SS Potgieter-Vermaak, L Marjanovic, A further method for chloride analysis of cement and cementitious materials –ICP-OES, Cem Concr Res 37(6):834 – 843 (2007).
42. M.A. Idris, M.A.H. Al-Tayeb, SS Potgieter-Vermaak, R Van Grieken, Assessment of heavy metal pollution in Sudanese harbours along the Red Sea Coast, Microchem J 87(2):104-112 (2007).
43. RHM Godoi, S Potgieter-Vermaak, AFL Godoi, M Stranger, R Van Grieken, Assessment of aerosol particles within the Rubens House Museum in Antwerp, Belgium, X Ray Spectrom 37(4):298-303 (2008).
44. M Stranger, P Sacco, F Quaglio, D Pagani, C Cocheo, S Potgieter-Vermaak, AFL Godoi, R Van Grieken, Analysis of indoor gaseous formic and acetic acid using radial diffusive samplers, EMAS 149:411-417 (2009).
45. D Avigo Jr, AFL Godoi, PR Janissek, Y Makarovska, A Krata, S Potgieter-Vermaak, B Alfoldy, R Van Grieken, RHM Godoi, Particulate matter analysis at elementary schools in Curitiba, Brazil, Anal Bioanal Chem 391(4):1459-1468 (2008).
46. M Stranger, SS Potgieter-Vermaak, R Van Grieken, Characterisation of Indoor air in primary schools in Antwerp, Indoor Air 18(6):454-463 (2008)
47. S Potgieter-Vermaak, M Stranger, R Van Grieken, NO2 Verkeersmetingen in Vlaanderen met Passieve Samplers, SA Tydskrif vir Wetenskap en Tegnologie, 27(4):266-286 (2008).
48. M Stranger, SS Potgieter-Vermaak, R Van Grieken, Particulate matter and gaseous pollutant levels in residences in Antwerp, STOTEN 407(3):1182-1192 (2009).
49. JH Potgieter, SO Bada, SS Potgieter-Vermaak, Adsorptive removal of various phenols from water by South African coal fly ash, Water SA 35(1):89-96 (2009).
50. L Bencs, A Krata, B Horemans, A Buczynska, AC Dirtu, AFL Godoi, RHM Godoi, S Potgieter-Vermaak, R Van Grieken, Atmospheric nitrogen fluxes at the Belgian Coast: 2004 - 2006, Atmos Environ 43:3786-3798 (2009).
51. A Worobiec, S Potgieter-Vermaak, A Brooker, L Darchuk, E Stefaniak, R Van Grieken, Interfaced SEM/EDS and micro Raman spectrometry for the characterisation of heterogeneous environmental particles - fundamental and practical challenges, Microchem. J., 94:65–72 (2010).
52. MI Ignat, CJ Van Oers, J Vernimmen, M Mertens, S Potgieter-Vermaak, V Meynen, E, Popovici, P Cool, Textural property tuning of ordered mesoporous carbon obtained by glycerol conversion using SBA-15 silica as template, Carbon, 48 (5): 1609-1618 (2010).
53. S Potgieter-Vermaak, N Maledi, N Wagner, J Van Heerden, R Van Grieken, JH Potgieter, Raman spectroscopy for the analysis of coal: A Review, JRS, 42 (2):123 - 129 (2010).
54. DS Konadu, J van der Merwe, JH Potgieter, S Potgieter-Vermaak, C Machio, The Corrosion Behaviour of WC-VC-Co Hardmetals in acidic media, Cor. Sci., 52 (9):3118-3125 (2010).
55. V. P. Chabalala, N. Wagner, S. Potgieter-Vermaak, Investigation into the evolution of char structure using Raman spectroscopy in conjunction with coal petrography; Part 1, Fuel Proc Tech, 92 (4):750-756 (2011).
56. A Worobiec, SS Potgieter-Vermaak, P Berghmans, H Winkler, R Burger, R Van Grieken, Air particulate emissions in developing countries: a case study in South Africa, Analytical letters, 44(11):1907- 1924 (2011).
57. J.H. Potgieter, N. Thanjekwayo, P. Olubambi, N. Maledi and S.S. Potgieter-Vermaak, Influence of Ru additions on the corrosion behaviour of WC-Co cemented carbide alloys in sulphuric acid, Journal of Hard Metals and Refractory Materials, doi: 10.1016/j.ijrmhm.2011.02.007 (2011).
58. SS Potgieter-Vermaak, A Mmari, R van Grieken, RI McCrindle, JH Potgieter, Degradation of galvanised iron roofing material in Tanzania by atmospheric corrosion, Cor. Eng. Sci. Technol., 46 (5):642 – 650 (2011).
59. K. Premlall, J.H. Potgieter and S. S. Potgieter-Vermaak, Laser surface treatment to inhibit observed corrosion of reinforcing steel in sulphate: alkaline media, Anti-corrosion Methods and Materials, 58 (5):267–284 (2011). DOI 10.1108/00035591111167749
60. JH Potgieter, DJ Delport, S Verryn, SS Potgieter-Vermaak, Chloride binding effect of blast furnace slag in cement pastes containing added chlorides, S. Afr. J. Chem., 63: 108–114 (2011).
61. D.J. Delport, S.S. Potgieter-Vermaak, R.I McCrindle and J.H. Potgieter. Potentiometric determination of free chloride content in cement paste samples an alternative method for low budget laboratories. SA J Chemistry. 64:251-253.
62. R.H.M. Godoi, P.Y. Hirata, A.V.L. Bitterncourt, M. Jafelicci Jr, F.J. dos Santos, R. Bini, L.F. Zara, A.P.K Soares, C.L.N. Cunha, E.F. Gobbi, S. Potgieter-Vermaak, J.E.F.C. Gardolinski, J.M. Reis Neto, G. Gatto Rotondo, R. Van Grieken, A.F.L. Godoi, Geochemical assessment of a subtropical reservoir: a case study in Curitiba, Southern Brazil, Clean, online DOI: 10.1002/clen.201000610 (2012).
63. S Potgieter-Vermaak, B Horemans, W Anaf, C Cardell, R Van Grieken, Degradation potential of airborne particulate matter at the Alhambra monument: A Raman Spectroscopic and Electron Probe X-ray Micro Analysis study, J. Raman Spectrosc., 43, 1570–1577 (2012).
64. S Potgieter-Vermaak, G. Rotondo, V. Novakovic, S. Rollins, R. Van Grieken, Component-specific toxic concerns of the inhalable fraction of urban road dust, Environ. Geochem. Health, 34:689–696 (2012)
65. H. Hellar-Kihampa, S. Potgieter-Vermaak, K. Van Meel, G. Gatto Rotondo, M. Kishimba, R. Van Grieken, Elemental composition of bottom-sediments from Pangani river Basin, Tanzania: lithogenic and anthropogenic sources. Toxicological and Environmental Chemistry, 94 (3): 525 – 544 (2012).
66. L. Jacobs, A. Buczynsk, C. Walgraeve, A. Delcloo; S. Potgieter-Vermaak; R. Van Grieken; K. Demeestere; J. Dewulf; H. Van Langenhove; H. De Backer; B. Nemery; T.S. Nawrot. Acute changes in pulse pressure in relation to constituents of particulate air pollution in elderly persons. Environ. Res. 117:60-7 (2012). doi: 10.1016/j.envres.2012.05.003.
67. Sanja Potgieter-Vermaak, René van Grieken en Herman Potgieter, Die risikoprofiel van Pb en Cr in stedelike padstof, LitNet akademies, Jaargang 9(3), Desember 2012.
68. C. N. Machio, D. S. Konadu, J. H. Potgieter, S. Potgieter-Vermaak, and J. Van der Merwe. Corrosion of WC-VC-Co Hardmetal in Neutral Chloride Containing Media, ISRN Corrosion, Volume 2013, Article ID 506759, 10 pages http://dx.doi.org/10.1155/2013/506759.
69. Albert G. Mmari, Sanja S. Potgieter-Vermaak, László Bencsc, Robert I. McCrindle and René Van Grieken. Elemental and ionic components of atmospheric aerosols and associated gaseous pollutants in and near Dar es Salaam, Tanzania. Atmos Env. 77:51-61 (2013)
70. H. Hellar-Kihampa, S. Potgieter-Vermaak, K. De Wael, Lugwisha, P. Van Espen, R. Van Grieken. Concentration profiles of metal contaminants in fluvial sediments of a rural-urban drainage basin in Tanzania. Int J Environ Anal Chem. (2013) DOI:10.1080/03067319.2013.791976
71. Godoi, R.H.M, Godoi, A. F. L., Goncalves, S., Paralovo, S. L., Borillo, G. C., Arantes, M. G., Charello, R. C., Rosario Filho N.A., Grassi, M. T., Yamamoto, C. I., Potgieter-Vermaak, S., Rotondo, G. G., Van Grieken, R. Healthy environment - indoor air quality of Brazilian elementary schools nearby petrochemical industry. Science of the Total Environment, 463–464:639–646 (2013)
72. D.J. Delport, S.S. Potgieter-Vermaak and J.H. Potgieter, A tumbler and pore water expression device to prepare homogeneous samples for the extraction of free chloride in cement paste, Journal of New Generation Sciences, 11 (1):57 – 65 (2013)
73. Godoi, R.H.M, Godoi, A. F. L., Lis C. de Quadros, Thiago O. B. Silva, Carlos I. Yamamoto, Van Grieken, R, Potgieter-Vermaak S. Risk assessment and spatial chemical variability of PM collected at selected bus stations. Air Quality, Atmosphere, Health, DOI 10.1007/s11869-013-0210-2 (2013)
74. Buczynska Anna, Krata Agnieszka, Van Grieken Rene, Brown Andrew, Polezer Gabriela, De Wael Karolien, Potgieter-Vermaak Sanja. The Effect Of High Pollution Event Days On Indoor Air Quality In Homes For The Elderly In Flanders, Belgium. STOTEN. 490:134–143 (2014). http://dx.doi.org/10.1016/j.scitotenv.2014.04.102.
75. Alin C. Dirtu, Anna J. Buczyńska, Ana F.L. Godoi, Rodrigo Favoreto, László Bencs, Sanja S. Potgieter-Vermaak, Ricardo H.M. Godoi, René Van Grieken, Luc Van Vaeck. Methods, fluxes and sources of gas-phase alkyl nitrates in the coastal air. EMAS, 10.1007/s10661-014-3866-7 (2014)
76. J. H. Potgieter, P. Olubambi, and S. S. Potgieter-Vermaak. The Corrosion Behaviour of WC-Co-Ru Alloys in Aggressive Chloride Media. International Journal of Electrochemistry. Vol. 2014, Article ID 59487. http://dx.doi.org/10.1155/2014/594871.
77. S.S. Potgieter-Vermaak, J.H. Potgieter. Nadelige spoorelemente in tee en kruietees: die geval van rooibostee versus ander kommersiële tees en kruietees. LitNet akademies, Jaargang 11(2), Mei 2014. ISSN 1995-5928.
78. Borillo, Guilherme; Tadano, Yara; Godoi, Ana Flavia; Santana, Simone; Weronka, Fernando; Penteado Neto, Renato; Rempel, Dennis; Yamamoto, Carlos; Potgieter-Vermaak, Sanja; Potgieter, Johannes Herman; Godoi, Ricardo. Effectiveness of Selective Catalytic Reduction (SCR) systems on reducing gaseous emissions from an engine using Diesel and Biodiesel Blends. Environmental Science & Technology, accepted Jan 2015 DOI: 10.1021/es505701
79. Romero-Pastor J. García-Porras A. Van Grieken R. Potgieter-Vermaak S. Coll-Conesa J. and Cardell C. 2015. New insights in technology characterization of medieval Valencia glazes. X-ray Spectrom. DOI 10.1002/xrs.2613.
80. A. Brown, J. E. S. Barrett, H. Robinson, S.Potgieter-Vermaak, Risk Assessment of Exposure to Particulate Output of a Demolition Site, Environ. Geochem. Health, 37:675–687 (2015) DOI 10.1007/s10653-015-9747-3
81. Ricardo H.M. Godoi, Gabriela Polezer, Guilherme C. Borillo, Andrew Brown, Fabio B. Valebona, Thiago O.B. Silva, Aline B.G. Ingberman, Marcelo Nalin, Carlos I. Yamamoto, Sanja Potgieter-Vermaak, Renato A. Penteado Neto, Mary Rosa R. de Marchi, Paulo H.N. Saldiva, Theotonio Pauliquevis, Ana Flavia L. Godoi, Influence on the oxidative potential of a heavy-duty engine particle emission due to selective catalytic reduction system and biodiesel blend. STOTEN 560–561 (2016) 179–185.
82. Ana Flavia L Godoi, Anderson M Grasel, Gabriela Polezer, Andrew Brown, Sanja Potgieter-Vermaak, Débora C Scremim, Carlos I Yamamoto, Ricardo H.M. Godoi, Hydrogen Sulphide, Air pollution, Odour, Anaerobic wastewater treatment, Health risk, STOTEN, 610–611 (2018) 583–590
83. L Tosheva, S Potgieter-Vermaak, Tuning the composition of porous resin-templated TiO2 macrobeads for optimized photocatalytic performance, Catalysis Today, accepted.
84. Guilherme C. Borillo, Yara S. Tadano, Ana Flavia L. Godoi, Theotonio Pauliquevis, Hugo Sarmiento, Dennis Rempel, Carlos I. Yamamotoo, Mary R.R. Marchi, Sanja Potgieter-Vermaak, Ricardo H.M. Godoi. Polycyclic Aromatic Hydrocarbons (PAHs) and nitrated analogs associated to particulate matter emission from a Euro V-SCR engine fueled with Diesel/Biodiesel Blends. STOTEN 644 (2018) 675–682.
REFEREED CONFERENCE PROCEEDINGS
1. J.H. Potgieter, S.S. Potgieter and A. Walker, "Quantitative identification of cement blend components in binary mixtures”, Proceedings of the 11th International Chemistry of Cement Conference, 11-16 May 2003, Durban, South Africa (Refereed).
2. J.H. Potgieter, H. Baloyi and S.S. Potgieter, "The effect of chemical measurement errors on cement production costs”, Proceedings of the 11th International Chemistry of Cement Conference, 11-16 May 2003, Durban, South Africa (Refereed).
3. J.H. Potgieter, S.S. Potgieter, A. Giyose and C.A. Strydom, "The Effect of Microwave curing on strength development in cement mortars”, Proceedings of the 11th International Chemistry of Cement Conference, 11-16 May 2003, Durban, South Africa (Refereed).
4. J.H. Potgieter, S.S. Potgieter, E. Kearsley, C. Strydom, D. de Waal S.O. Paul and M. Loubser”, The use of fly ash to treat waste from the ferro-alloy industries", Proceedings of the 11th International Chemistry of Cement Conference, 11-16 May 2003, Durban, South Africa (Refereed).
5. JH Potgieter and SS Potgieter-Vermaak, Incorporating Paint Sludge In The Manufacture Of OPC Clinker. Part I: The Effect On Burnability, accepted for the refereed proceedings International chemistry of cement conference (ICCC2007 - Proceedings of the 12th International Chemistry of Cement Conference, 8-13 July 2007, Montreal Canada).
6. Potgieter-Vermaak, S. Surface characterization of a heavy mineral sand with micro-Raman spectrometry. The 6th International Heavy Minerals Conference ‘Back to Basics’, The Southern African Institute of Mining and Metallurgy, 2007.
NON-REFEREED PAPERS AND CONTRIBUTIONS
1. J.H. Potgieter, S.S. Potgieter and C.A. Strydom, “A plant investigation into the use of treated phosphogypsum as a set-retarder for OPC and an OPC/Fly ash blend”, Proceedings of the 6th International Conference on Natural and Synthetic Gypsum, Toronto, Canada, 16-19 May 2000, pp. (2000)
2. J.H. Potgieter, and S.S. Potgieter, “An evaluation of various physical and chemical treatment to render phosphogypsum suitable as a set-retarder for cement”, Proceedings of the 6th International Conference on Natural and Synthetic Gypsum, Toronto, Canada, 16-19 May 2000, pp. (2000)
3. J.H. Potgieter, S.S. Potgieter and D. Delport, pH Measurements, Analytika, Vol. 9, No. 1, p 8 – 22, (2001).
4. S.S. Potgieter and J.H. Potgieter, Gravimetric Analysis: The pitfalls and the story behind it, Analytika, Vol. 9, No. 2, pp. 30-36 (2001).
5. J.H. Potgieter, S.S. Potgieter, C.A. Strydom, E. Kearsley and M. Laubscher, Stabilisation of a Ferro-Industry waste in various solid matrices, Proceedings of the Progress Workshop on Coal Combustion By-products, Morella, Spain, 6 –8 June 2001, pp. 145 - 152 (2001).
6. S.S. Potgieter, J.H. Potgieter, S. Panicheva, N. Panichev, “Extraction and determination of hexavalent chromium in a cement matrix”, Analytika, Vol. 10, No. 1, pp. 12-24 (2002).
7. S.S. Potgieter and J.H. Potgieter, “Hexavalent chromium speciation in a cement matrix”, American Laboratory News, Feb 2003.
8. A.G Mmari, S.S. Potgieter-Vermaak, S Uiso, I.N. Makundi, J.H. Potgieter and R. Van Grieken, “Corrosive marine atmosphere investigations in Tanzania: exposure sites and preliminary results” IGACtivities Newsletter No. 36, July 2007. > (http://www.igac.noaa.gov/newsletter/index.php)
9. S. Luyckx, J.H. Potgieter, C. Machio, S.S. Potgieter-Vermaak, D. Rocchi and S. Malaudzi, The effect of annealing on the corrosion behaviour of thermal sprayed WC-Co and WC-VC-Co coatings, Proceedings of the 8th International Corrosion Conference, 14-15 Nov. 2006, Johannesburg, S.A.
10. R Van Grieken, S Potgieter-Vermaak, L Darchuk, A Worobiec. Integration of analysis techniques of different scales using X-ray induced and electron induced X-ray spectrometry for application in preventative conservation and environmental monitoring. IAEA XRF Newsletter. No. 18. December 2009. Pp. 9 – 13.
11. S.S. Potgieter-Vermaak, J.H. Potgieter and R. Van Grieken, Integrated Analytical Techniques for the characterization of environmental particles, Spectroscopy Europe, Vol. 22, No. 5, pp. 12-16 (2010)
12. R.Van Grieken, L. Darchuk, V. Kontozova, S. Potgieter-Vermaak, K. Van Meel,E. Stefaniak, A. Worobiec, Integration of analysis techniques of different scales using x ray induced and electron induced x ray spectrometry for applications in preventive conservation and environmental monitoring, IAEA-TECDOC-1669, October 2011:53, ISBN 978-92-0-121310-5.
RESEARCH-BASE TECHNICAL REPORTS
1. Potgieter-Vermaak S, Wuyts R, Van Grieken R. Studieovereenkomst NO2 verkeersmetingen met passieve samplers-2004, Eindrapport aan de Vlaamse Milieumaatschappij, contract nr. LUC/2003/178, maart 2005, 47 pg.
2. Potgieter-Vermaak S. Investigation into the recycling possibilities of spent Plaster of Paris. Ceramic Industries. 2007.
3. René Van Grieken, László Bencs, Agnieszka Krata, Benjamin Horemans, Anna Buczynska, Alin Dirtu, Katleen Van Meel, Ana F.L. Godoi, Ricardo H.M. Godoi, Rodrigo Favoreto, Sanja Potgieter-Vermaak, Rob Wuyts, Jan Van Loock, Luc Van Vaeck. 2007. Atmospheric Nitrogen Input into the North Sea: Inorganic and Organic Nutrient Fluxes Technical report for the OSTC. EV/06/39A contract – project report 2007.
4. Potgieter-Vermaak S, The possibilities of Raman spectroscopy in on-line coal analysis, SASOL Technical Research-based Report, February 2008.
5. Benoit Nemery, Alfred Bernard, Herman Van Langehove, Rene Van Grieken, Hugo De Backer, Frans Fierens, Tim Nawrot, Lotte Jacobs, Hans Scheers, Marc Nickmilder, Agnès Chaumont, Jo Dewulf, Kristof Demeestere, Christophe Walgraeve, Anna De Maeyer-Worobiec, Sanja Vermaak, Anna Buczynska . Health effects of particulate matter in relation to physical-chemical characteristics and meteorology (PARHEALTH), CONTRACT NUMBER: SD/HE/01A.
BOOK CHAPTERS
1. Potgieter-Vermaak S, Stanger M, Godoi A, Jacobs W, Godoi RH M, Van Grieken R, Volatile Organic Gaseous Pollutants In Various Indoor Environments, Air Quality: New Research, Novapublishers ISBN: 978-1-60456-792-2, 2008, pp 1 – 49. https://www.novapublishers.com/catalog/product_info.php?products_id=7469 2008
2. S Potgieter-Vermaak, A Worobiec, L Darchuk, R Van Grieken, Micro Raman Spectroscopy for the analysis of environmental particles, in Fundamentals and Applications in Aerosol Spectroscopy, Taylor and Francis Ed Ruth Signorell, Jonathan P Reid, 2010 ISBN: 9781420085617
3. S Potgieter-Vermaak, R Van Grieken, JH Potgieter, Integrated analytical techniques for analysing individual environmental particles, in RSC Specialist Periodical Reviews on “Spectroscopic properties of Inorganics and Materials”, Spectroscop. Prop. Inorg. Organomet. Comp., 2012, 43:123 - 140.
