• 569 Citations
  • 13 h-Index
1993 …2019
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Research Outputs 1993 2019

  • 569 Citations
  • 13 h-Index
  • 55 Article
  • 4 Conference proceeding contribution
  • 2 Conference paper
  • 2 Review article
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Article
2019

Advanced power routing framework for optimal economic operation and control of solar photovoltaic-based islanded microgrid

Mahmud, M. A. P., Hossain, M. J., Nizami, M. S. H., Rahman, M. S., Farjana, S. H., Huda, N. & Lang, C., Jun 2019, In : IET Smart Grid. 2, 2, p. 242-249 8 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
Energy resources
Controllers
Economics
Energy management
Real time control

A global life cycle assessment of manganese mining processes based on EcoInvent database

Farjana, S. H., Huda, N., Mahmud, M. A. P. & Lang, C., 20 Oct 2019, In : Science of the Total Environment. 688, p. 1102-1111 10 p.

Research output: Contribution to journalArticleResearchpeer-review

Manganese mines
Beneficiation
Manganese
Refining
Life cycle

A strategic impact assessment of hydropower plants in alpine and non-alpine areas of Europe

Mahmud, M. A. P., Huda, N., Farjana, S. H. & Lang, C., 15 Sep 2019, In : Applied Energy. 250, p. 198-214 17 p.

Research output: Contribution to journalArticleResearchpeer-review

Global warming
Climate change
Ozone
Life cycle
Eutrophication

Comparative life cycle environmental impact analysis of lithium-ion (LiIo) and nickel-metal hydride (NiMH) batteries

Mahmud, M. A. P., Huda, N., Farjana, S. H. & Lang, C., 18 Feb 2019, In : Batteries. 5, 1, p. 1-20 20 p., 22.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
lithium
nickel
environmental impact
life cycle
ion

Imaging three-dimensional elemental inhomogeneity in Pt-Ni nanoparticles using spectroscopic single particle reconstruction

Wang, Y-C., Slater, T. J. A., Leteba, G. M., Roseman, A. M., Race, C. P., Young, N. P., Kirkland, A. I., Lang, C. I. & Haigh, S. J., 13 Feb 2019, In : Nano Letters. 19, 2, p. 732-738 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
inhomogeneity
Nanoparticles
Imaging techniques
nanoparticles
apexes

Impact analysis of gold-silver refining processes through life-cycle assessment

Farjana, S. H., Huda, N., Mahmud, M. A. P. & Lang, C., 10 Aug 2019, In : Journal of Cleaner Production. 228, p. 867-881 15 p.

Research output: Contribution to journalArticleResearchpeer-review

Silver refining
Gold refining
Life cycle
silver
Silver

Life-cycle assessment of solar integrated mining processes: a sustainable future

Farjana, S. H., Huda, N., Mahmud, M. A. P. & Lang, C., 1 Nov 2019, In : Journal of Cleaner Production. 236, 11 p., 117610.

Research output: Contribution to journalArticleResearchpeer-review

Industrial heating
Solar collectors
Life cycle
life cycle
Fossil fuels

Techno-economic operation and environmental life-cycle assessment of a solar PV-driven islanded microgrid

Mahmud, M. A. P., Huda, N., Farjana, S. H. & Lang, C., 2019, In : IEEE Access. 7, p. 111828-111839 12 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
Life cycle
Gas emissions
Greenhouse gases
Economics
Energy resources
2018

Bimetallic Ag-Cu supported on graphitic carbon nitride nanotubes for improved visible-light Photocatalytic hydrogen roduction

Zhu, Y., Marianov, A., Xu, H., Lang, C. & Jiang, Y., 21 Mar 2018, In : ACS Applied Materials and Interfaces. 10, 11, p. 9468-9477 10 p.

Research output: Contribution to journalArticleResearchpeer-review

Carbon nitride
Nanotubes
Triethanolamine
Hydrogen
diethanolamine

Comparative life-cycle assessment of uranium extraction processes

Farjana, S. H., Huda, N., Mahmud, M. A. P. & Lang, C., Nov 2018, In : Journal of Cleaner Production. 202, p. 666-683 18 p.

Research output: Contribution to journalArticleResearchpeer-review

Uranium
Life cycle
uranium
life cycle
Environmental impact

Environmental impacts of solar-photovoltaic and solar-thermal systems with life-cycle assessment

Mahmud, M. A. P., Huda, N., Farjana, S. H. & Lang, C., 5 Sep 2018, In : Energies. 11, 9, p. 1-21 21 p., 2346.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
Life Cycle Assessment
Environmental impact
Life cycle
Photovoltaic System
Heat storage

High temperature test method for polymer pipes

Marsden, T., Stirling, M. & Lang, C., Jul 2018, In : Polymer Testing. 68, p. 309-314 6 p.

Research output: Contribution to journalArticleResearchpeer-review

Polymers
Pipe
Fires
Temperature
Smoke

Solution-grown dendritic Pt-based ternary nanostructures for enhanced oxygen reduction reaction functionality

Leteba, G. M., Mitchell, D. R. G., Levecque, P. B. J. & Lang, C. I., Jul 2018, In : Nanomaterials. 8, 7, p. 1-13 13 p., 462.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
Nanostructures
Oxygen
Catalyst activity
Transition metals
Seed
Ilmenite
rutile
ilmenite
Environmental impact
environmental impact
2017

Optimal sensitizer concentration in single upconversion nanocrystals

Ma, C., Xu, X., Wang, F., Zhou, Z., Liu, D., Zhao, J., Guan, M., Lang, C. I. & Jin, D., 10 May 2017, In : Nano Letters. 17, 5, p. 2858-2864 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Nanocrystals
Quenching
nanocrystals
Photons
Sandwich structures

Revisiting the revised Ag-Pt phase diagram

Hart, G. L. W., Nelson, L. J., Vanfleet, R. R., Campbell, B. J., Sluiter, M. H. F., Neethling, J. H., Olivier, E. J., Allies, S., Lang, C. I., Meredig, B. & Wolverton, C., 2017, In : Acta Materialia. 124, p. 325-332 8 p.

Research output: Contribution to journalArticleResearchpeer-review

Phase diagrams
Platinum alloys
Platinum
Metals
Experiments
2016

Morphological stability of Pt coatings deposited on Cr substrates

Hanief, N., Lang, C. I. & Topić, M., 1 Apr 2016, In : Thin Solid Films. 604, p. 7-11 5 p.

Research output: Contribution to journalArticleResearchpeer-review

coatings
Coatings
Substrates
microelectronics
Microelectronics

Probing the Interior Crystal Quality in the Development of More Efficient and Smaller Upconversion Nanoparticles

Ma, C., Xu, X., Wang, F., Zhou, Z., Wen, S., Liu, D., Fang, J., Lang, C. I. & Jin, D., 18 Aug 2016, In : Journal of Physical Chemistry Letters. 7, 16, p. 3252-3258 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Nanoparticles
nanoparticles
Crystals
crystals
Imaging techniques
2014

Investigating the chromium-platinum coated system

Hanief, N., Lang, C. I. & Topic, M., 2014, In : Journal of the Southern African Institute of Mining and Metallurgy. 114, 2, p. 151-156 6 p.

Research output: Contribution to journalArticleResearchpeer-review

Chromium
Platinum
platinum
chromium
Heat treatment

Revisiting the CuPt3 prototype and the L13 structure

Mshumi, C., Lang, C. I., Richey, L. R., Erb, K. C., Rosenbrock, C. W., Nelson, L. J., Vanfleet, R. R., Stokes, H. T., Campbell, B. J. & Hart, G. L. W., 2014, In : Acta Materialia. 73, p. 326-336 11 p.

Research output: Contribution to journalArticleResearchpeer-review

Electron diffraction
Stoichiometry
Rietveld analysis
Atoms
Binary alloys

The Pt8Zr ordering transformation

Mabunda, K. P. & Lang, C. I., 15 Nov 2014, In : Journal of Alloys and Compounds. 613, p. 375-378 4 p.

Research output: Contribution to journalArticleResearchpeer-review

Order disorder transitions
Platinum
Zirconium
Kinetics
Temperature
2013

Investigation of MAX phase/c-BN composites

Rampai, T., Lang, C. I. & Sigalas, I., Jul 2013, In : Ceramics International. 39, 5, p. 4739-4748 10 p.

Research output: Contribution to journalArticleResearchpeer-review

Abrasives
Composite materials
Temperature

Synthesis of bimetallic platinum nanoparticles for biosensors

Leteba, G. M. & Lang, C. I., 12 Aug 2013, In : Sensors (Switzerland). 13, 8, p. 10358-10369 12 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
Biosensing Techniques
Platinum
bioinstrumentation
Biosensors
Nanoparticles

Synthesis of V, Pt and Pt-V colloidal nanoparticles

Leteba, G. M., Vanfleet, R. R. & Lang, C. I., 2013, In : International Journal of Nanoparticles. 6, 4, p. 282-295 14 p.

Research output: Contribution to journalArticleResearchpeer-review

Vanadium
Nanoparticles
nanoparticles
Platinum
vanadium
2012

Phase transformations and surface characterization of the platinum-chromium coated system

Hanief, N., Lang, C. I., Bucher, R. & Topic, M., Jul 2012, In : Journal of the Southern African Institute of Mining and Metallurgy. 7A, p. 501-504 4 p.

Research output: Contribution to journalArticleResearchpeer-review

Chromium
Platinum
platinum
chromium
Phase transitions
2011

Selective dry oxidation of the ordered Pt-11.1 at.% v alloy surface evidenced by in situ temperature-controlled X-ray diffraction

Corbel, G., Topić, M., Gibaud, A. & Lang, C. I., 9 Jun 2011, In : Journal of Alloys and Compounds. 509, 23, p. 6532-6538 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Vanadium
X ray diffraction
Oxidation
Temperature
Vacuum
2009

An X-ray scattering study of Pt1-xVx alloys

Gibaud, A., Topić, M., Corbel, G. & Lang, C. I., 18 Sep 2009, In : Journal of Alloys and Compounds. 484, 1-2, p. 168-171 4 p.

Research output: Contribution to journalArticleResearchpeer-review

X ray scattering
Lattice constants
Chemical analysis

High temperature study on thin aluminium coatings deposited onto thick platinum substrates

Topić, M., Pineda-Vargas, C. A., Bucher, R., du Plessis, H. E., Breedt, B., Pischedda, V., Nxumalo, S. & Lang, C. I., 15 Jul 2009, In : Surface and Coatings Technology. 203, 20-21, p. 3044-3048 5 p.

Research output: Contribution to journalArticleResearchpeer-review

Aluminum coatings
aluminum coatings
Platinum
Intermetallics
intermetallics

Silicon activity in liquid Fe-Co-Cu-Si

Banda, W., Georgalli, G. A., Eksteen, J. J. & Lang, C., Sep 2009, In : Transactions of the Institutions of Mining and Metallurgy, Section C: Mineral Processing and Extractive Metallurgy. 118, 3, p. 182-185 4 p.

Research output: Contribution to journalArticleResearchpeer-review

Silicon
silicon
slag
Slags
liquid
2008

Determination of the phase transformation temperatures of the Fe-Co-Cu-Si system in the Fe-rich corner by thermal analysis

Banda, W., Georgalli, G. A., Lang, C. & Eksteen, J. J., Oct 2008, In : Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science. 39, 5, p. 655-661 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Thermoanalysis
phase transformations
thermal analysis
Phase transitions
liquidus

Dislocations in Pt8V ordered alloys

Nxumalo, S. & Lang, C. I., 2008, In : Journal of Physics: Conference Series. 126, p. 1-4 4 p., 012014.

Research output: Contribution to journalArticleResearchpeer-review

vanadium
platinum

Liquidus temperature determination of the Fe-Co-Cu system in the Fe-rich corner by thermal analysis

Banda, W., Georgalli, G. A., Lang, C. & Eksteen, J. J., 11 Aug 2008, In : Journal of Alloys and Compounds. 461, 1-2, p. 178-182 5 p.

Research output: Contribution to journalArticleResearchpeer-review

Thermoanalysis
Copper
Cobalt
Temperature
Ternary alloys

Noble metal catalytic contacts to sol-gel nanocrystalline zinc oxide thin films for sensing methane

Bhattacharyya, P., Basu, P. K., Lang, C., Saha, H. & Basu, S., 22 Feb 2008, In : Sensors and Actuators, B: Chemical. 129, 2, p. 551-557 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Zinc Oxide
Methane
Precious metals
Zinc oxide
noble metals
2007

Order hardening of Pt8X alloys

Nxumalo, S., Nzula, M. P. & Lang, C. I., 15 Feb 2007, In : Materials Science and Engineering A. 445-446, p. 336-340 5 p.

Research output: Contribution to journalArticleResearchpeer-review

hardening
Hardening
hardness
Hardness
Vanadium

Strengthening of platinum-5 wt.% copper by heat treatment

Mshumi, C. & Lang, C., Apr 2007, In : Platinum Metals Review. 51, 2, p. 78-82 5 p.

Research output: Contribution to journalArticleResearchpeer-review

Strengthening (metal)
Platinum
Copper
Heat treatment
Low temperature operations

Welding of platinum jewellery alloys

Miller, D., Vuso, K., Park-Ross, P. & Lang, C., Jan 2007, In : Platinum Metals Review. 51, 1, p. 23-26 4 p.

Research output: Contribution to journalArticleResearchpeer-review

Platinum
Spot welding
Joining
Laser beam welding
Welding
2006

Mechanical properties data for Pt-5 wt.% Cu and Pt-5 wt.% Ru alloys

Jackson, K. M. & Lang, C., Jan 2006, In : Platinum Metals Review. 50, 1, p. 15-19 5 p.

Research output: Contribution to journalArticleResearchpeer-review

Mechanical properties
Platinum
Processing
Hot Temperature

The formation of Pt8Cr in Pt 10 at.% Cr

Nzula, M. P., Lang, C. I. & Cockayne, D. J. H., 31 Aug 2006, In : Journal of Alloys and Compounds. 420, 1-2, p. 165-170 6 p.

Research output: Contribution to journalArticleResearchpeer-review

Chromium
Platinum
Electron diffraction
Diffraction patterns
Phase diagrams

Thermodynamic stability of Pt8V

Nxumalo, S. & Lang, C. I., 30 Nov 2006, In : Journal of Alloys and Compounds. 425, 1-2, p. 181-184 4 p.

Research output: Contribution to journalArticleResearchpeer-review

Order disorder transitions
Thermodynamic stability
Kinetics
Temperature
2005

Casting platinum jewellery alloys

Miller, D., Keraan, T., Park-Ross, P., Husemeyer, V., Brey, A., Khan, I. & Lang, C., Oct 2005, In : Platinum Metals Review. 49, 4, p. 174-182 9 p.

Research output: Contribution to journalArticleResearchpeer-review

Platinum
Casting
Porosity
Ruthenium alloys
Melting

Casting platinum jewellery alloys The effects of composition on microstructure

Miller, D., Keraan, T., Park-Boss, P., Husemeyer, V. & Lang, C., Jul 2005, In : Platinum Metals Review. 49, 3, p. 110-117 8 p.

Research output: Contribution to journalArticleResearchpeer-review

Platinum
Casting
Microstructure
Chemical analysis
Ruthenium

Mechanical behavior of a Pt-Cr jewelry alloy hardened by nano-sized ordered particles

Jackson, K. M., Nzula, M. P., Nxumalo, S. & Lang, C. I., 2005, In : Materials Research Society Symposium Proceedings. 842, p. 497-502 6 p., S5.52.

Research output: Contribution to journalArticleResearchpeer-review

Hardness
hardness tests
tensile tests
Platinum
platinum
2004

Discontinuous cellular precipitation in a Cr-Mn-N steel with niobium and vanadium additions

Knutsen, R. D., Lang, C. I. & Basson, J. A., 3 May 2004, In : Acta Materialia. 52, 8, p. 2407-2417 11 p.

Research output: Contribution to journalArticleResearchpeer-review

Niobium
Vanadium
Steel
Precipitates
Aging of materials
2003

Studies on Ru/3C-SiC Schottky junctions for high temperature hydrogen sensors

Roy, S., Jacob, C., Lang, C. & Basu, S., Jul 2003, In : Journal of the Electrochemical Society. 150, 6, p. H135-H139 5 p.

Research output: Contribution to journalArticleResearchpeer-review

Hydrogen
sensors
Sensors
hydrogen
Temperature

The study of the formation of Pt8Cr in the platinum-rich portion of the Pt-Cr binary system

Nzula, M. P., Lang, C. I. & Cockayne, D. J. H., 2003, In : Microscopy and Microanalysis. 9, SUPPL. 2, p. 592-593 2 p.

Research output: Contribution to journalArticleResearchpeer-review

2000

Quasicrystalline coatings: Thermal evolution of structure and properties

Lang, C. I., Sordelet, D. J., Besser, M. F., Shechtman, D., Biancaniello, F. S. & Gonzalez, E. J., 2000, In : Journal of Materials Research. 15, 9, p. 1894-1904 11 p.

Research output: Contribution to journalArticleResearchpeer-review

Quasicrystals
Phase structure
coatings
Coatings
Thermal diffusivity
1999

Friction and wear properties of quasi-periodic material coatings

Lang, C. I., Shechtman, D. & Gonzalez, E., May 1999, In : Bulletin of Materials Science. 22, 3, p. 189-192 4 p.

Research output: Contribution to journalArticleResearchpeer-review

Wear of materials
Friction
Coatings
Sprayed coatings
Aluminum

Influence of niobium and vanadium on the microstructure and mechanical properties of a high nitrogen stainless steel

Cotton, J. A., Knutsen, R. D. & Lang, C. I., 1999, In : Materials Science Forum. 318, p. 271-280 10 p.

Research output: Contribution to journalArticleResearchpeer-review

Niobium
Vanadium
Steel
Stainless Steel
niobium

Sliding wear of quasicrystalline coatings

Matthews, R. P., Lang, C. I. & Shechtman, D., 1999, In : Tribology Letters. 7, 4, p. 179-181 3 p.

Research output: Contribution to journalArticleResearchpeer-review

sliding
Wear of materials
coatings
Coatings
Tool steel
1998

Resistometric mapping using a scanning tunneling microscope

Lang, C. I. & Tapson, J., 1998, In : Materials Research Society Symposium - Proceedings. 500, p. 15-20 6 p.

Research output: Contribution to journalArticleResearchpeer-review

Microscopes
microscopes
Scanning
potentiometric analysis
Microstructure