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Scopus Author ID: 7003932530
Scopus Author ID: 57188721121
ResearcherID: AAH-2652-2020

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Employment (1)

University of Pretoria: Pretoria, ZA

2008-07-01 to present (Chemistry)
Employment
Source: Self-asserted source
Elizabet van der Merwe

Education and qualifications (1)

University of Pretoria: Pretoria, ZA

PhD (Chemistry)
Education
Source: Self-asserted source
Elizabet van der Merwe

Works (42)

Physicochemical Surface Modification and Characterisation of Coal Fly Ash for Application in Rubber Composites

Minerals
2024-12-11 | Journal article
DOI: 10.3390/min14121258
Contributors: Dennis S. Moyo; Frédéric J. Doucet; Shanganyane P. Hlangothi; Christopher D. Woolard; Kelley Reynolds-Clausen; Richard A. Kruger; Elizabet M. van der Merwe
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Crossref
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Thermogravimetry as a research tool for the development of an ammonium sulphate roasting process for selective metal extraction from minerals

Journal of Thermal Analysis and Calorimetry
2024-10 | Journal article
DOI: 10.1007/s10973-024-13151-2
Contributors: Barbara A. Castleman; Frédéric J. Doucet; Liza Roos; Matlakala Sedibelwana; Elizabet M. van der Merwe
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Crossref

Synthesis and Evaluation of Mesoporous Silica Nanoparticle Catalyst Supports Prepared from South African Coal Fly Ash

Waste and Biomass Valorization
2024-08 | Journal article
DOI: 10.1007/s12649-024-02496-2
Contributors: Mathibela E. Aphane; Emile D. Maggott; Frédéric J. Doucet; Selwyn F. Mapolie; Marilé Landman; Elizabet M. van der Merwe
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Crossref

Rare earth elements and uranium in Minjingu phosphate fertilizer products: Plant food for thought

OpenAlex
2024-08-01 | Other
DOI: 10.60692/q4tr7-wqm64
Contributors: Nils; Dennis Amos Mwalongo; Jacob Lisuma; Aloyce Amasi; Jerome Mwimanzi; Tomislav Bituh; Jelena Ćirić; Jakub Nowak; Urszula Ryszko; Piotr Rusek et al.
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DataCite

Rare earth elements and uranium in Minjingu phosphate fertilizer products: Plant food for thought

OpenAlex
2024-08-01 | Other
DOI: 10.60692/7evep-emf76
Contributors: Nils; Dennis Amos Mwalongo; Jacob Lisuma; Aloyce Amasi; Jerome Mwimanzi; Tomislav Bituh; Jelena Ćirić; Jakub Nowak; Urszula Ryszko; Piotr Rusek et al.
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DataCite

Coal Fly Ash Modified Graphite-Polyurethane Composite Electrodes for the Electrochemical Determination of Cadmiun(II) in Batteries and Water

Analytical Letters
2023-08-20 | Journal article
DOI: 10.1080/00032719.2023.2246087
Part of ISSN: 0003-2719
Part of ISSN: 1532-236X
Contributors: Caio R. de Barros; Priscila Cervini; Rafael M. Buoro; Elizabet M. van der Merwe; Éder Tadeu Gomes Cavalheiro
Source: Self-asserted source
Elizabet van der Merwe

Characterizing the thermal phase behaviour of fipronil polymorphs

Journal of Thermal Analysis and Calorimetry
2023-07 | Journal article
DOI: 10.1007/s10973-023-12198-x
Contributors: Dennis Simbarashe Moyo; Elizabet Margaretha van der Merwe; Melanie Rademeyer; Frederick Pieter Malan; Maria T. Atanasova; António Benjamim Mapossa; Walter Wilhelm Focke
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Crossref

Accelerated Photo-Oxidation of Polyamide 11 Nanocomposites under Various Clays Nanofillers

Macromolecular Symposia
2022 | Journal article
DOI: 10.1002/MASY.202100352
WOSUID: WOS:000842344000089
Contributors: Dehouche, Nadjet; Kaci, Mustapha; Focke, Walter Wilhelm; Van Der Merwe, Liezel
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TGA investigation of the volatilisation of fipronil at elevated temperatures

Thermochimica Acta
2022-12 | Journal article
DOI: 10.1016/j.tca.2022.179379
Contributors: Dennis Simbarashe Moyo; António Benjamim Mapossa; Melanie Rademeyer; Elizabet Margaretha van der Merwe; Walter Wilhelm Focke
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Crossref

Characterisation of the Hydration Products of a Chemically and Mechanically Activated High Coal Fly Ash Hybrid Cement

Minerals
2022-01-27 | Journal article
DOI: 10.3390/min12020157
Contributors: Grizelda du Toit; Elizabet M. van der Merwe; Richard A. Kruger; James M. McDonald; Elsabé P. Kearsley
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The magnetic-structural relationship of [CuX<sub>6</sub>]<SUP>4-</SUP> [X = Cl<SUP>-</SUP> or Br<SUP>-</SUP>] perovskites containing <i>n</i>carboxyalkylammonium cations of various chain lengths

Acta Crystallographica Section A: Foundations and Advances
2021 | Journal article
WOSUID: WOS:000761714400727
Contributors: Bothma, Shalene N.; Turnbull, Mark M.; van der Westhuizen, Belinda; Landee, Christopher P.; Sheppard, Charles; Van der Merwe, Liezel; Xiao, Fan; Rademeyer, Melanie
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Thermochemical purification of talc with ammonium sulphate as chemical additive

Minerals Engineering
2021 | Journal article
DOI: 10.1016/J.MINENG.2021.106815
WOSUID: WOS:000631115200001
Contributors: Castleman, Barbara A.; van der Merwe, Elizabet M.; Doucet, Frederic J.
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A thermogravimetric investigation into the synthesis of CoF3 from Co3O4

Journal of Fluorine Chemistry
2020-09-14 | Journal article
DOI: 10.1016/j.jfluchem.2020.109638
Part of ISSN: 0022-1139
Source: Self-asserted source
Elizabet van der Merwe
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Preferred source (of 2)‎

Halide-bi-bridged polymers of amide substituted pyridines and -pyrazines: Polymorphism, structures, thermal stability and magnetism

CrystEngComm
2019 | Journal article
DOI: 10.1039/c9ce00071b
Part of ISSN: 1466-8033
Contributors: Neil Hearne; Mark Turnbull; Christopher P. Landee; Elizabet van der Merwe; Melanie Rademeyer
Source: Self-asserted source
Elizabet van der Merwe via Crossref Metadata Search
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Mosquito repellent thermal stability, permeability and air volatility

Pest Management Science
2019 | Journal article
DOI: 10.1002/ps.5623
EID:

2-s2.0-85074810504
Contributors: Mapossa, A.B.; Sitoe, A.; Focke, W.W.; Izadi, H.; du Toit, E.L.; Androsch, R.; Sungkapreecha, C.; van der Merwe, E.M.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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Thermochemical treatment of platinum group metal tailings with ammonium salts for major element recovery

Journal of Thermal Analysis and Calorimetry
2019-11-24 | Journal article
DOI: 10.1007/s10973-019-08233-5
Contributors: Sameera Mohamed; Keabetswe Lehong; Elizabet M. van der Merwe; Wladyslaw Altermann; Frédéric J. Doucet
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Preparation of Sodium Silicate Solutions and Silica Nanoparticles from South African Coal Fly Ash

Waste and Biomass Valorization
2019-06-20 | Journal article
DOI: 10.1007/s12649-019-00726-6
Contributors: Mathibela E. Aphane; Frédéric J. Doucet; Richard A. Kruger; Leslie Petrik; Elizabet M. van der Merwe
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A degradation study of polyamide 11/vermiculite nanocomposites under accelerated UV test

POLYMER ENGINEERING AND SCIENCE
2019-04-19 | Journal article
DOI: 10.1002/pen.25115
Part of ISSN: 0032-3888
Part of ISSN: 1548-2634
Source: Self-asserted source
Elizabet van der Merwe
grade
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The effects of unmodified vermiculite on photooxidation of polyamide 11 nanocomposites under accelerated UV test

2018 | Conference paper
DOI: 10.1063/1.5045910
Contributors: Mustapha Kaci; Walter W. Focke; Elizabet M. van der Merwe
Source: Self-asserted source
Elizabet van der Merwe via Crossref Metadata Search
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The thermal behaviour of silica varieties used for tool making in the Stone Age

Journal of Thermal Analysis and Calorimetry
2018 | Journal article
DOI: 10.1007/s10973-017-6602-z
EID:

2-s2.0-85026440578
Contributors: Prinsloo, L.C.; van der Merwe, E.M.; Wadley, L.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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Chemical and mechanical activation of hybrid fly ash cement

Advances in Cement Research
2018-10 | Journal article
DOI: 10.1680/jadcr.17.00156
Contributors: Grizelda du Toit; Elsabé P. Kearsley; James M. Mc Donald; Richard A. Kruger; Elizabet M. van der Merwe
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Addendum to “Process development for elemental recovery from PGM tailings by thermochemical treatment: Preliminary major element extraction studies using ammonium sulphate as extracting agent” [Waste Manage. 50 (2016) 334–345]

Waste Management
2017 | Journal article
DOI: 10.1016/j.wasman.2017.04.009
EID:

2-s2.0-85017153485
Contributors: Mohamed, S.; van der Merwe, E.M.; Altermann, W.; Doucet, F.J.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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Ammonium sulphate and/or ammonium bisulphate as extracting agents for the recovery of aluminium from ultrafine coal fly ash

Hydrometallurgy
2017-08 | Journal article
DOI: 10.1016/j.hydromet.2017.05.015
Contributors: Elizabet M. van der Merwe; Clarissa L. Gray; Barbara A. Castleman; Sameera Mohamed; Richard A. Kruger; Frédéric J. Doucet
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Process development for elemental recovery from PGM tailings by thermochemical treatment: Preliminary major element extraction studies using ammonium sulphate as extracting agent

Waste Management
2016 | Journal article
DOI: 10.1016/j.wasman.2016.02.021
EID:

2-s2.0-84975705462
Contributors: Mohamed, S.; van der Merwe, E.M.; Altermann, W.; Doucet, F.J.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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Thermochemical processing of a South African ultrafine coal fly ash using ammonium sulphate as extracting agent for aluminium extraction

Hydrometallurgy
2016-07 | Journal article
DOI: 10.1016/j.hydromet.2016.07.017
Contributors: Frédéric J. Doucet; Sameera Mohamed; Nicole Neyt; Barbara A. Castleman; Elizabet M. van der Merwe
Source: Self-asserted source
Elizabet van der Merwe via Crossref Metadata Search
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Characterization of the surface and physical properties of South African coal fly ash modified by sodium lauryl sulphate (SLS) for applications in PVC composites

2014 | Journal article
DOI: 10.1016/j.powtec.2014.06.008
EID:

2-s2.0-84903648201
Contributors: van der Merwe, E.M.; Mathebula, C.L.; Prinsloo, L.C.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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Injection of coal fly ash slurry in deep saline formations for improved CO<inf>2</inf> confinement - A theoretical concept

International Journal of Greenhouse Gas Control
2014 | Journal article
DOI: 10.1016/j.ijggc.2014.04.015
EID:

2-s2.0-84902009273
Contributors: Doucet, F.J.; Mlambo, T.K.; van der Merwe, E.M.; Altermann, W.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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Surface and bulk characterization of an ultrafine South African coal fly ash with reference to polymer applications

2014 | Journal article
DOI: 10.1016/j.apsusc.2014.08.080
EID:

2-s2.0-84903606543
Contributors: Van Der Merwe, E.M.; Prinsloo, L.C.; Mathebula, C.L.; Swart, H.C.; Coetsee, E.; Doucet, F.J.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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The influence of hydrating agents on the hydration of industrial magnesium oxide

2010 | Journal article
DOI: 10.1002/jctb.2467
EID:

2-s2.0-78349245535
Contributors: Matabola, K.P.; Van Der Merwe, E.M.; Strydom, C.A.; Labuschagne, F.J.W.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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Influence of hydration time on the hydration of MgO in water and in a magnesium acetate solution

2009 | Journal article
DOI: 10.1007/s10973-008-9095-y
EID:

2-s2.0-68349105021
Contributors: Aphane, M.E.; Van Der Merwe, E.M.; Strydom, C.A.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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Hydration of industrially obtained magnesium oxide

Abstracts of Papers of the American Chemical Society
2007 | Journal article
WOSUID: WOS:000207722802638
Contributors: van der Merwe, Elizabet M.; Strydom, Christien A.; Aphane, Mathibela E.; Matabola, Kgabo P.
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Web of Science Researcher Profile Sync

The synthesis, characterization and melting properties of thiophene-containing dithiocarboxylate complexes of nickel(II)

2007 | Journal article
DOI: 10.1016/j.poly.2007.03.056
EID:

2-s2.0-34447515561
Contributors: Thomas, M.S.; Landman, M.; Lotz, S.; van der Merwe, E.M.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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Hydration of medium reactive magnesium oxide using hydration agents

2006 | Journal article
DOI: 10.1007/s10973-005-7291-6
EID:

2-s2.0-33646697523
Contributors: Van Der Merwe, E.M.; Strydom, C.A.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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The synthesis, structural features and thermal behaviour of thiophene-containing dithiocarboxylate complexes of zinc(II)

2006 | Journal article
DOI: 10.1016/j.poly.2006.07.003
EID:

2-s2.0-34447576065
Contributors: Thomas, M.S.; Liles, D.C.; Landman, M.; van der Merwe, E.M.; Lotz, S.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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The effect of calcining conditions on the rehydration of dead burnt magnesium oxide using magnesium acetate as a hydrating agent

2005 | Journal article
DOI: 10.1007/s10973-005-0710-x
EID:

2-s2.0-21244499303
Contributors: Strydom, C.A.; Van Der Merwe, E.M.; Aphane, M.E.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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Hydration of medium reactive industrial magnesium oxide with magnesium acetate Thermogravimetric study

2004 | Journal article
DOI: 10.1023/B:JTAN.0000033187.61971.1d
EID:

2-s2.0-3142656711
Contributors: Van Der Merwe, E.M.; Strydom, C.A.; Botha, A.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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Purification of South African phosphogypsum for use as Portland cement retarder by a combined thermal and sulphuric acid treatment method

2004 | Journal article
EID:

2-s2.0-23844515683
Contributors: Van Der Merwe, E.M.; Strydom, C.A.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier

Purification of South African phosphogypsum for use as Portland cement retarder by a combined thermal and sulphuric acid treatment method

South African Journal of Science
2004 | Journal article
WOSUID: WOS:000226240500004
Contributors: van der Merwe, EM; Strydom, CA
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Quantitative thermogravimetric analysis of binary mixtures: Magnesium hydroxide and magnesium acetate

2004 | Journal article
DOI: 10.1023/B:JTAN.0000027814.93703.0c
EID:

2-s2.0-3142675813
Contributors: Van Der Merwe, E.M.; Strydom, C.A.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier
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Thermogravimetric analysis of the reaction between carbon and CaSO4 center dot 2H(2)O, gypsum and phosphogypsum in an inert atmosphere

Thermochimica Acta
1999 | Journal article
DOI: 10.1016/S0040-6031(99)00287-7
WOSUID: WOS:000084236400041
Contributors: van der Merwe, EM; Strydom, CA; Potgieter, JH
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Thermogravimetric analysis of the reaction between carbon and CaSO<inf>4</inf>·2H<inf>2</inf>O, gypsum and phosphogypsum in an inert atmosphere

Thermochimica Acta
1999 | Journal article
EID:

2-s2.0-0040035001
Contributors: Van Der Merwe, E.M.; Strydom, C.A.; Potgieter, J.H.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier

Thermogravimetric studies of the synthesis of CaS from gypsum, CaSO<inf>4</inf>·2H<inf>2</inf>O and phosphogypsum

Journal of Thermal Analysis
1997 | Journal article
DOI: 10.1007/BF01983709
EID:

2-s2.0-0030711823
Contributors: Strydom, C.A.; van der Merwe, E.M.; Potgieter, J.H.
Source: Self-asserted source
Elizabet van der Merwe via Scopus - Elsevier

Peer review (19 reviews for 8 publications/grants)

Review activity for ACS omega. (1)
Review activity for Energy & fuels. (1)
Review activity for Hydrometallurgy. (3)
Review activity for Journal of Thermal Analysis and Calorimetry (7)
Review activity for Materials. (2)
Review activity for Powder technology. (1)
Review activity for Waste and biomass valorization. (3)
Review activity for Waste and biomass valorization. (1)
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