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1

The fungal and chemolithotrophic leaching of nickel laterites — Challenges and opportunities

Geoffrey S. Simate, Sehliselo Ndlovu, Lubinda F. Walubita

Journal:

Hydrometallurgy

Year:

2010

Language:

english

File:

PDF, 276 KB

english, 2010

2

Bacterial leaching of nickel laterites using chemolithotrophic microorganisms: Identifying influential factors using statistical design of experiments

Geoffrey S. Simate, Sehliselo Ndlovu

Journal:

International Journal of Mineral Processing

Year:

2008

Language:

english

File:

PDF, 453 KB

english, 2008

3

Acid mine drainage: Challenges and opportunities

Simate, Geoffrey S., Ndlovu, Sehliselo

Journal:

Journal of Environmental Chemical Engineering

Year:

2014

Language:

english

File:

PDF, 1.09 MB

english, 2014

4

Bacterial leaching of nickel laterites using chemolithotrophic microorganisms: Process optimisation using response surface methodology and central composite rotatable design

Geoffrey S. Simate, Sehliselo Ndlovu, Mariekie Gericke

Journal:

Hydrometallurgy

Year:

2009

Language:

english

File:

PDF, 382 KB

english, 2009

5

The availability of second generation feedstocks for the treatment of acid mine drainage and to improve South Africa's bio-based economy

Westensee, Dirk Karl, Rumbold, Karl, Harding, Kevin G., Sheridan, Craig M., van Dyk, Lizelle D., Simate, Geoffrey S., Postma, Ferdinand

Journal:

Science of The Total Environment

Year:

2018

Language:

english

File:

PDF, 488 KB

english, 2018

6

Process for high recovery treatment of brackish water reverse osmosis concentrate

Franzsen, Sebastian, Sheridan, Craig, Simate, Geoffrey S.

Journal:

Year:

2021

File:

PDF, 1.22 MB

2021

7

The treatment of brewery wastewater for reuse: State of the art

Geoffrey S. Simate, John Cluett, Sunny E. Iyuke, Evans T. Musapatika, Sehliselo Ndlovu, Lubinda F. Walubita, Allex E. Alvarez

Journal:

Year:

2011

Language:

english

File:

PDF, 815 KB

english, 2011

8

Mathematical formulation of HMA crack initiation and crack propagation models based on continuum fracture-mechanics and work-potential theory

Lubinda F. Walubita, Geoffrey S. Simate, Edward Ofori-Abebresse, Amy Epps Martin, Robert L. Lytton, Luis E. Sanabria

Journal:

International Journal of Fatigue

Year:

2012

Language:

english

File:

PDF, 610 KB

english, 2012

9

The heterogeneous coagulation and flocculation of brewery wastewater using carbon nanotubes

Geoffrey S. Simate, Sunny E. Iyuke, Sehliselo Ndlovu, Mike Heydenrych

Journal:

Year:

2012

Language:

english

File:

PDF, 895 KB

english, 2012

10

The removal of heavy metals in a packed bed column using immobilized cassava peel waste biomass

Simate, Geoffrey S., Ndlovu, Sehliselo

Journal:

Journal of Industrial & Engineering Chemistry

Year:

2015

Language:

english

File:

PDF, 867 KB

english, 2015

11

Kinetic model of carbon nanotube production from carbon dioxide in a floating catalytic chemical vapour deposition reactor

Simate, Geoffrey S., Moothi, Kapil, Meyyappan, M., Iyuke, Sunny E., Ndlovu, Sehliselo, Falcon, Rosemary, Heydenrych, Mike

Journal:

Year:

2014

Language:

english

File:

PDF, 912 KB

english, 2014

12

Use of ground-penetrating radar for construction monitoring and evaluation of perpetual pavements

Li, Jiusu, Walubita, Lubinda F., Simate, Geoffrey S., Alvarez, Allex E., Liu, Wenting

Journal:

Natural Hazards

Year:

2015

Language:

english

File:

PDF, 12.61 MB

english, 2015

13

Carbon nanotube synthesis using coal pyrolysis

Moothi, Kapil, SIMATE, GEOFFREY, Falcon, Rosemary, Iyuke, Sunny Esayegbemu, Meyyappan, M.

Journal:

Year:

2015

Language:

english

File:

PDF, 1.29 MB

english, 2015

14

Ironmaking and Steelmaking Slags as Sustainable Adsorbents for Industrial Effluents and Wastewater Treatment: A Critical Review of Properties, Performance, Challenges and Opportunities

Manchisi, James, Matinde, Elias, Rowson, Neil A., Simmons, Mark J. H., Simate, Geoffrey S., Ndlovu, Sehliselo, Mwewa, Brian

Journal:

Year:

2020

File:

PDF, 2.33 MB

2020

15

Evaluating and comparing different methods and models for generating relaxation modulus master-curves for asphalt mixes

Lubinda F. Walubita, Allex E. Alvarez, Geoffrey S. Simate

Journal:

Construction and Building Materials

Year:

2011

Language:

english

File:

PDF, 692 KB

english, 2011

16

Comparison of permeable friction course mixtures fabricated using asphalt rubber and performance-grade asphalt binders

Allex E. Alvarez, Elvia M. Fernandez, Amy Epps Martin, Oscar J. Reyes, Geoffrey S. Simate, Lubinda F. Walubita

Journal:

Construction and Building Materials

Year:

2012

Language:

english

File:

PDF, 669 KB

english, 2012

17

The production of carbon nanotubes from carbon dioxide: challenges and opportunities

Geoffrey S. Simate, Sunny E. Iyuke, Sehliselo Ndlovu, Clarence S. Yah, Lubinda F. Walubita

Journal:

Journal of Natural Gas Chemistry

Year:

2010

Language:

english

File:

PDF, 949 KB

english, 2010

18

Human health effects of residual carbon nanotubes and traditional water treatment chemicals in drinking water

Geoffrey S. Simate, Sunny E. Iyuke, Sehliselo Ndlovu, Mike Heydenrych, Lubinda F. Walubita

Journal:

Environment International

Year:

2012

Language:

english

File:

PDF, 365 KB

english, 2012

19

The Microbial Assisted Leaching of Nickel Laterites Using a Mixed Culture of Chemolithotrophic Microorganisms

Ndlovu, Sehliselo, Simate, Geoffrey S., Gericke, Mariekie

Journal:

Advanced Materials Research

Year:

2009

Language:

english

File:

PDF, 265 KB

english, 2009

20

Characterization of nanoprecipitates formed from the forced hydrolysis of bioleach liquors under different pH conditions

Ndlovu, Sehliselo, Simate, Geoffrey S., Mchibwa, Kudzai A., Giaveno, Alejandra

Journal:

Journal of Industrial & Engineering Chemistry

Year:

2014

Language:

english

File:

PDF, 1.15 MB

english, 2014

21

The treatment of brewery wastewater for reuse by integration of coagulation/flocculation and sedimentation with carbon nanotubes ‘sandwiched’ in a granular filter bed

Simate, Geoffrey S.

Journal:

Journal of Industrial & Engineering Chemistry

Year:

2015

Language:

english

File:

PDF, 710 KB

english, 2015

22

Laboratory characterization of cracking-resistance potential of asphalt mixes using overlay tester

Li, Jiusu, Oh, Jeongho, Naik, Bhaven, Simate, Geoffrey S., Walubita, Lubinda F.

Journal:

Construction and Building Materials

Year:

2014

Language:

english

File:

PDF, 2.16 MB

english, 2014

23

Removal of copper ions from dilute synthetic solution using staple ion exchange fibres: Equilibrium and kinetic studies

Ntimbani, Rhulani N., Simate, Geoffrey S., Ndlovu, Sehliselo

Journal:

Journal of Environmental Chemical Engineering

Year:

2015

Language:

english

File:

PDF, 648 KB

english, 2015

24

Continuous synthesis of multiwalled carbon nanotubes from xylene using the swirled floating catalyst chemical vapor deposition technique

Yah, Clarence S., Iyuke, Sunny E., Simate, Geoffrey S., Unuabonah, Emmanuel I., Bathgate, Graham, Matthews, George, Cluett, John D.

Journal:

Journal of Materials Research

Year:

2011

Language:

english

File:

PDF, 233 KB

english, 2011

25

Use of the MSCR test to characterize the asphalt binder properties relative to HMA rutting performance – A laboratory study

Zhang, Jun, Walubita, Lubinda F., Faruk, Abu N.M., Karki, Pravat, Simate, Geoffrey S.

Journal:

Construction and Building Materials

Year:

2015

Language:

english

File:

PDF, 1.12 MB

english, 2015

26

Nanoparticles as potential new generation broad spectrum antimicrobial agents

Yah, Clarence S., Simate, Geoffrey S.

Journal:

DARU Journal of Pharmaceutical Sciences

Year:

2015

Language:

english

File:

PDF, 849 KB

english, 2015

27

[American Society of Civil Engineers GeoHunan International Conference 2009 - Changsha, Hunan, China (August 3-6, 2009)] Asphalt Material Characterization, Accelerated Testing, and Highway Management - Front Matter

Walubita, Lubinda F., Plessis, Louw du, Huang, Shin-Che, Simate, Geoffrey S., Liu, Zhaohui

Year:

2009

Language:

english

File:

PDF, 269 KB

english, 2009

28

Sustainability assessment of the recovery and utilisation of acid from acid mine drainage

Nleya, Yvonne, Simate, Geoffrey S., Ndlovu, Sehliselo

Journal:

Journal of Cleaner Production

Year:

2016

Language:

english

File:

PDF, 528 KB

english, 2016

29

Relating asphalt binder elastic recovery properties to HMA crack modeling and fatigue life prediction

Zhang, Jun, Simate, Geoffrey S., Lee, Sang Ick, Hu, Sheng, Walubita, Lubinda F.

Journal:

Construction and Building Materials

Year:

2016

Language:

english

File:

PDF, 1.81 MB

english, 2016

30

Removal of copper ions from dilute synthetic solution using staple ion exchange fibres: Dynamic studies

Ntimbani, Rhulani N., Simate, Geoffrey S., Ndlovu, Sehliselo

Journal:

Journal of Environmental Chemical Engineering

Year:

2016

Language:

english

File:

PDF, 669 KB

english, 2016

31

Impact of recycled asphalt materials on asphalt binder properties and rutting and cracking performance of plant-produced mixtures

Zhang, Jun, Simate, Geoffrey S., Hu, Xiaodi, Souliman, Mena, Walubita, Lubinda F.

Journal:

Construction and Building Materials

Year:

2017

Language:

english

File:

PDF, 2.06 MB

english, 2017

32

Waste Production and Utilization in the Metal Extraction Industry || Legislation and Policies Governing the Environmental and Health Impacts of Metallic Waste

Ndlovu, Sehliselo, Simate, Geoffrey S., Matinde, Elias

Year:

2017

Language:

english

File:

PDF, 404 KB

english, 2017

33

The use of Carbon Nanotubes in Medical Applications - Is It a Success Story?

Clarence S Yah, Geoffrey S Simate

Journal:

Occupational Medicine & Health Affairs

Year:

2014

Language:

english

File:

PDF, 229 KB

english, 2014

34

Synthesis of Poly-Alumino-Ferric Sulphate Coagulant from Acid Mine Drainage by Precipitation

Mwewa, Brian, Stopić, Srećko, Ndlovu, Sehliselo, Simate, Geoffrey S., Xakalashe, Buhle, Friedrich, Bernd

Journal:

Year:

2019

Language:

english

File:

PDF, 1.16 MB

english, 2019

35

Synthesis of Poly-Alumino-Ferric Sulphate Coagulant from Acid Mine Drainage by Precipitation

Mwewa, Brian, Stopić, Srećko, Ndlovu, Sehliselo, Simate, Geoffrey S., Xakalashe, Buhle, Friedrich, Bernd

Journal:

Year:

2019

File:

PDF, 1.16 MB

2019

36

Effectiveness of Fly Ash and Red Mud as Strategies for Sustainable Acid Mine Drainage Management

Keller, Viktoria, StopiÄ, SreÄko, Xakalashe, Buhle, Ma, Yiqian, Ndlovu, Sehliselo, Mwewa, Brian, Simate, Geoffrey S., Friedrich, Bernd

Journal:

Year:

2020

File:

PDF, 6.05 MB

2020

37

Correlations and preliminary validation of the laboratory monotonic overlay test (OT) data to reflective cracking performance of in-service field highway sections

Walubita, Lubinda F., Fuentes, Luis, Lee, Sang I., Guerrero, Oswaldo, Mahmoud, Enad, Naik, Bhaven, Simate, Geoffrey S.

Journal:

Construction and Building Materials

Year:

2020

File:

PDF, 1.73 MB

2020

38

[American Society of Civil Engineers GeoHunan International Conference 2009 - Changsha, Hunan, China (August 3-6, 2009)] Asphalt Material Characterization, Accelerated Testing, and Highway Management - Back Matter

Walubita, Lubinda F., Plessis, Louw du, Huang, Shin-Che, Simate, Geoffrey S., Liu, Zhaohui

File:

PDF, 160 KB