Conference and workshop presentations

2016

H.W. Langmi, Adsorptive Hydrogen Storage: Opportunities & Challenges, Energy Technologies Research Institute (ETRI) Conference, Nottingham, UK, 10 January 2017. Keynote Presentation.

P. Annamalai, N.M. Musyoka, H.W. Langmi, J. Ren, and L.F. Petrik, Synthesis and characterisation of electrospun porous composite materials for hydrogen storage application, 1st SACI North Section Young Chemist Symposium, Limpopo, South Africa. 23 November 2016. Oral Presentation.

H.W. Langmi, N.M. Musyoka, S. Bambalaza, J. Ren, M. Mathe, D. Bessarabov, Synthesis of MOF/Carbon Composite Materials for Enhanced Hydrogen Storage Properties, European Materials Society (E-MRS) Fall Meeting, Warsaw, Poland, 19-22 September 2016. Oral Presentation.

J. Ren, N.M. Musyoka, H.W. Langmi, M. Mathe, Development of functional materials for storing hydrogen in para form, AME-2016, Guildford, England, 12-14 September 2016. Oral Presentation.

S.E. Bambalaza, H.W. Langmi, N.M. Musyoka, L.  Khotseng, In-situ growth of zirconium-metal organic framework nanocrystals onto graphene foam and its hydrogen storage properties, Annual National Renewable and Sustainable Energy Postgraduate Symposium, Alice, South Africa, 5-6 September 2016. Oral Presentation.

L. Molefe, N.M. Musyoka, H.W. Langmi, P. Ndungu, Polymer-based Metal Organic Framework (MOF) Composites for Hydrogen Storage, Annual National Renewable and Sustainable Energy Postgraduate Symposium, Alice, South Africa, 5-6 September 2016. Oral Presentation.

X.L. Dyosiba, J. Ren, N.M. Musyoka, H.W. Langmi, M.S. Onyango, Waste Polyethylene Terephthalate (PET) as sustainable precursors for synthesis of BDC based MOFs for hydrogen storage application, Annual National Renewable and Sustainable Energy Postgraduate Symposium, Alice, South Africa, 5-6 September 2016. Poster Presentation.

K.M Rambau, N.M .Musyoka, N.Manyala, Mechanochemical synthesis of high-value carbons from waste tyres from hydrogen storage application, Annual National Renewable and Sustainable Energy Postgraduate Symposium, Alice, South Africa, 5-6 September 2016. Poster Presentation.

J. Ren, N.M. Musyoka, H.W. Langmi, M. Mathe, Green synthesis of metal-organic frameworks (MOFs) in supercritical carbon dioxide, 2nd International Conference on Green Chemistry and Sustainable Engineering, Rome, Italy, 20-22 July 2016. Oral Presentation.

H.W. Langmi, Hydrogen: alternative energy source for the future? Sustainability Week, Sustainable Energy Seminar, Pretoria, South Africa, 31 May – 02 June 2016. Invited Presentation.

N.M. Musyoka, J. Ren, P. Annamalai, H.W. Langmi, B.C. North, M. Mathe, Porous carbonaceous materials for hydrogen storage applications, Energy Materials Nanotechnology (EMN) Spring Meeting, Taipei, Taiwan, 8-11 March 2016. Oral Presentation.

S Chiuta, N Engelbrecht, G Human, D Bessarabov. Power-to-methane and power-to-syngas business models for sustainable carbon dioxide utilization in coal-to-liquid facilities: A techno-economic assessment. Oral Presentation. 2016. 16th International Conference on Carbon Dioxide Utilization, September 11–15th, Sheffield, United Kingdom.

A.J. Kruger, J. Kerres, D. Bessarabov, H. M. Krieg, Evaluating Operation Procedures of the Sulfur Depolarized Electrolyser for Hydrogen Production from Water (Abstract No. 2374). PRiME 2016/230th ECS Meeting (Fuel Cells, Electrolyzers, and Energy Conversion), 2 – 7 October 2016, Honolulu, Hawaii.

D. Bessarabov, A. Kruger, S. M. Loupa, J. Park, A. A. Molnar, K. A. Lewinski, Gas Cross-over Mitigation in PEM Water Electrolysis: Hydrogen Cross-over Benchmark study of 3M Ir-Nstf-Based Electrolysis Catalyst-Coated Membranes (Abstract No. 2372). PRiME 2016/230th ECS Meeting (Fuel Cells, Electrolyzers, and Energy Conversion), 2 – 7 October 2016, Honolulu, Hawaii.

R. Everson, S Chiuta, H. Neomagus, D. Bessarabov. The development of microchannel reactors for hydrogen production: Experimentation and CFD modelling. Oral Presentation.16th AICHE Annual Meeting, 13-18 November 2016, San Fransisco, CA, USA.

D. Bessarabov, South African Hydrogen Infrastructure (HySA Infrastructure) for Fuel Cells and Energy Storage: Recent Developments and Road Map. Oral Presentation. WHEC 2016, 13th – 16th June, Zaragoza, Spain

Nicolaas Engelbrecht, Steven Chiuta, Raymond Everson, Hein Neomagus, and Dmitri Bessarabov, ”Carbon dioxide methanation in a catalytic microchannel reactor”, Oral Presentation, book of abstracts, page 44-45, 27TH ANNUAL CATSA, CONFERENCE 2016, 6-9 November 2016, Champagne Sports Resort, Drakensberg, Kwazulu Natal

Andries J Krüger, Faan Oelofse and Dmitri Bessarabov, Evaluation of novel high temperature electrolytic hydrogen compression using a PGM based catalyst (page 133-134), Poster Presentation, book of abstracts, 27TH ANNUAL CATSA, CONFERENCE 2016, 6-9 November 2016, Champagne Sports Resort, Drakensberg, Kwazulu Natal

Phillimon Modisha, Lindelani Mushavhanamadi, Faan Oelofse and Dmitri Bessarabov, Unlocking fundamentals of dehydrogenation of LOHCs for hydrogen production (page 136), Poster Presentation, book of abstracts, 27TH ANNUAL CATSA, CONFERENCE 2016, 6-9 November 2016, Champagne Sports Resort, Drakensberg, Kwazulu Natal

Stephanus P. Oelofse, Andries Krugeraand Dmitri Bessarabov, Assessment of Cell voltages in a 5-cell Electrochemical Hydrogen Compressor Stack with Platinum Group Metals based Catalyst, (page 140-141) Poster Presentation, book of abstracts, 27TH ANNUAL CATSA, CONFERENCE 2016, 6-9 November 2016, Champagne Sports Resort, Drakensberg, Kwazulu Natal

G. Human and D. Bessarabov, Renewable hydrogen electrolytic production and storage, (page 150-151) Poster Presentation, book of abstracts, 27TH ANNUAL CATSA, CONFERENCE 2016, 6-9 November 2016, Champagne Sports Resort, Drakensberg, Kwazulu Natal

Isabella M Ndlovu, Jianwei Ren , Henrietta W Langmi, Raymond C Everson, Hein Neomagus, Steven Chiuta, Dmitri G Bessarabov, A microchannel reactor for the production of hydrogen from formic acid, (page 151-153) Poster Presentation, book of abstracts, 27TH ANNUAL CATSA, CONFERENCE 2016, 6-9 November 2016, Champagne Sports Resort, Drakensberg, Kwazulu Natal

Human G. and Bessarabov D., Modelling a solar PV hydrogen production system, Southern African Solar Energy Conference, SASEC 2016, Stellenbosch, South Africa, 2016

 

 

2015

C.J. Le Roux, R.J. Kriek, P. Gans.  Spectrophotometric investigation of PGM complexation with anionic ligands in acid and base medium: A case for PGM catalyst recovery for fuel cell applications, CATSA Conference, Cape Town, South Africa, 15-18 November 2015. Poster Presentation.

A.J. Krüger, H.M. Krieg, D. Bessarabov.  Electro-catalytic oxidation of SO2 in a SO2-depolarised electrolyzer, CATSA Conference, Cape Town, South Africa, 15-18 November 2015. Oral Presentation

P. Modisha and D. Bessarabov, Hydrogen production through PGM based electro-oxidation of ammonia, CATSA Conference, Cape Town, South Africa, 15-18 November 2015. Poster Presentation.

 W.Kirsten, D.G. Bessarabov, H.W.J.P. Neomagus.  Biaxial strength characterisation of proton exchange membranes using a high-pressure gas membrane rupture test. CATSA Conference, Cape Town, South Africa, 15-18 November 2015. Poster Presentation.

 S. Chiuta, R.C. Everson, H.W.J.P. Neomagus, D.G. Bessarabov. Ammonia decomposition for decentralised hydrogen production in microchannel reactors: An overview, CATSA Conference, Cape Town, South Africa, 15-18 November 2015. Oral Presentation.

 S.P. Oelofse, A.J. Kruger, J. Van Der Merwe, P. Modisha, D. Bessarabov.  Electro-catalytic Hydrogen Compression and Purification using Proton-Exchange Membrane Technology, CATSA Conference, Cape Town, South Africa, 15-18 November 2015. Poster Presentation.

 N. Engelbrecht, R.C. Everson, H.W.J.P. Neomagus, S. Chiuta, D.G. Bessarabov.  CO2 methanation using renewable hydrogen in a microchannel reactor, CATSA Conference, Cape Town, South Africa, 15-18 November 2015. Poster Presentation.

 B.M.S. Mogwase, R.J. Kriek, S.W. Vorster. Calibration of an Electrochemical Quartz Crystal Microbalance by the electrodeposition of silver on a platinum quartz electrode, CATSA Conference, Cape Town, South Africa, 15-18 November 2015. Poster Presentation.

I. Vincent, D. Bessarabov.  Comparative Study of the Electrochemical Active Surface Areas (ECSAs) of Pt/C Evaluated by Hupd and CO-stripping voltammetry, CATSA Conference, Cape Town, South Africa, 15-18 November 2015. Poster Presentation.

S.P. du Preez, D.G. Bessarabov.  Hydrogen generation by hydrolysis of activated aluminium for portable fuel cell application, CATSA Conference, Cape Town, South Africa, 15-18 November 2015. Poster Presentation.

I.M Ndlovu, J. Ren, H. W. Langmi, R. C. Everson, H. Neomagus, S. Chiuta, and D Bessarabov, An experimental evaluation of a microchannel reactor for hydrogen production from formic acid using Au/Al2O3 catalyst, CATSA Conference, Cape Town, South Africa, 15-18 November 2015. Poster Presentation.

G. Human and D. Bessarabov. Hydrogen infrastructure at the North-West University for fuel cell applications, CATSA Conference, Cape Town, South Africa, 15-18 November 2015. Poster Presentation.
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A. Swartbooi, H.W. Langmi, B. North, D. Bessarabov, Composite Cylinders for Hydrogen Storage,  2nd International Conference on Composites, Biocomposites and Nanocomposites, Durban, South Africa, 28-30 October 2015. Oral Presentation.
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B. North, Hydrogen SA (HySA) and SA H2 Safety Programmes, 6th International conference on Hydrogen Safety (ICHS2015), Yokohama, Japan, 19-21 October 2015. Oral presentation.
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H.W. Langmi, J. Ren, N.M. Musyoka, B. North, M. Mathe, D. Bessarabov, Progress in Materials-based Hydrogen Storage at HySA Infrastructure in South Africa, 6th World Hydrogen Technologies Convention, Sydney, Australia, 11-14 October 2015. Oral Presentation.
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N.M. Musyoka, J. Ren, P. Annamalai, H.W. Langmi, B. C. North, M. Mathe, L. Petrik Synthesis of porous electrospun nanofiber composites for hydrogen storage applications, 1st  European Conference on Metal Organic Frameworks and Porous Polymers, Kongresshotel Potsdam am Templiner See (nearby Berlin), Germany, 11-14 October 2015. Poster Presentation.
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J. Ren,  N. Musyoka, H. W. Langmi, B. North, M. Mathe, Solar energy-assisted production of Zr-fumarate Metal-Organic Framework (MOF), 1st  European Conference on Metal Organic Frameworks and Porous Polymers, Kongresshotel Potsdam am Templiner See (nearby Berlin), Germany, 11-14 October 2015. Poster Presentation.
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H.W. Langmi, Towards the development of hydrogen storage technologies for clean energy applications, 5th CSIR Conference, Pretoria, South Africa. 8-9 October 2015. Invited Presentation.
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T. Segakweng, J. Ren, H.W. Langmi, The effect of using different organic linkers on the Hydrogen storage ability of Zirconium-based Metal-Organic Framework (Zr-MOF), 5th CSIR Emerging Researcher Symposium, Pretoria, South Africa. 8-9 October 2015. Oral Presentation.
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P. Annamalai, N. M. Musyoka, H.W. Langmi, J. Ren, and L.F. Petrik, Electrospinning of zeolitic fibre composites for hydrogen storage applications, 5th CSIR Emerging Researcher Symposium, Pretoria, South Africa. 8-9 October 2015. Poster Presentation.

H. W. Langmi, A showcase of Research at HySA Infrastructure Centre of Competence, SA-UK Researcher Links Workshop: Materials-Based Hydrogen Storage: Design, Synthesis and Characterisation of Porous Material, Pretoria, South Africa. September 2015. Keynote.

N. M. Musyoka, H. W. Langmi, B. C. North, M. Mathe, D. Bessarabov, Overview of carbon nanostructured materials development at the HySA Infrastructure CoC, SA-UK Researcher Links Workshop: Materials-Based Hydrogen Storage: Design, Synthesis and Characterisation of Porous Materials, Pretoria, South Africa. 1-4 September 2015. Oral Presentation.

J. Ren, N. Musyoka, H. W. Langmi, B. North, M. Mathe, D. Bessarabov. Metal-Organic Framework (MOF)-based Hydrogen Storage at HySA Infrastructure, SA-UK Researcher Links Workshop: Materials-Based Hydrogen Storage: Design, Synthesis and Characterisation of Porous Materials, Pretoria, South Africa. 1-4 September 2015. Oral Presentation.

A. Swartbooi, H. W. Langmi, B. North, Composite Cylinders for Hydrogen Storage, SA-UK Researcher Links Workshop: Materials-Based Hydrogen Storage: Design, Synthesis and Characterisation of Porous Materials, Pretoria, South Africa. 1-4 September 2015. Oral Presentation.

J. Ren, P. Annamalai, N. M. Musyoka, H. W. Langmi, B. C. North, M. Mathe, D. Bessarabov. Electrospun Preparation and Hydrogen Storage Properties of Sodalite-type Zr-fumarate Metal-Organic Framework, 6th International Conference on Advanced Nanomaterials, Aveiro, Portugal, 20-22 July 2015. Poster Presentation.

J. Ren, P. Annamalai, N. M. Musyoka, M. Mathe, X. Kang. Electrospun LaNi5 Carbon fibers as Hydrogen Storage Media, 6th International Conference on Advanced Nanomaterials, Aveiro, Portugal, 20-22 July 2015. Poster Presentation.

T. Segakweng, J. Ren, N. Musyoka, H. W. Langmi, Comparison of MOF-5 and MIL-101 derived carbons for hydrogen storage applications, Gordon Research Conference on Hydrogen-Metal Systems, 11-17 July 2015, Easton, MA, USA. Poster Presentation.

P. Annamalai, N. M. Musyoka, H.W. Langmi, J. Ren, and L.F. Petrik, Electrospinning of zeolitic fibre composites for hydrogen storage applications, 17th SACI Inorganic Chemistry Conference, Grahamstown, South Africa, 28 June-2 July 2015. Poster Presentation.

L. Baloyi, B. North, H. Langmi, T. Ojumu, B. Bladergoen, Permeability, stability and durability of Pd77-Ag23 membrane reactor exposed to hydrogen, 17th SACI Inorganic Chemistry Conference, Grahamstown, South Africa, 28 June-2 July 2015. Poster Presentation.

N. M. Musyoka, J. Ren, H. W. Langmi, M. Rambau, B. North, M. Mathe, R. Mokaya. Effect of ion exchange and acid washing on quality and performance of clay-derived zeolite templated carbons for hydrogen storage applications, 7th International Workshop on Characterisation of Porous Materials, Florida, USA, 3-6 May 2015. Poster Presentation.

J. Ren, N. M. Musyoka, H. W. Langmi, M. Mathe. Electrospun Zr-based metal-organic framework (MOF nanofibers) for hydrogen storage, 7th International Workshop on Characterisation of Porous Materials, Florida, USA, 3-6 May 2015. Poster Presentation.

J. van der Merwe and D. Bessarabov, Degradation of a single cell PEM water electrolyser. 5th European PEFC & H2 Forum 2015, Lucerne, Switzerland, 30 June – 3 July 2015. Oral Presentation.

D. Bessarabov, Electrochemical Hydrogen Compression and Separation (EHC&S): Demonstrator Developed by HySA Infastructure. 5th European PEFC & H2 Forum 2015, Lucerne, Switzerland, 30 June – 3 July 2015. Plenary Presentation. Invited.

D. Bessarabov and G. Human. Solar Energy for Hydrogen Production: Experience and Application in South Africa, 3rd Southern African Solar Energy Conference (SASEC2015),  Skukuza, Kruger National Park, South Africa, 11-13 May 2015. Oral Presentation.

D. Bessarabov. Development and Deployment of Hydrogen and Fuel Cell Technologies in South Africa: Prospects and Challenges. International Renewable Energy Storage Conference (IRES 2015), Düsseldorf, Germany, 9 – 11 March 2015. Oral Presentation. Invited.

D. Bessarabov. Hydrogen South Africa (HySA): Progress and bottlenecks in hydrogen and fuel cells. European Technical School on Hydrogen and Fuel Cells 2015, Crete, Greece, 22-26 June 2015. Oral Presentation. Invited.

H. W. Langmi, The Hydrogen Economy: Dream or Reality? Faculty of Science and Agriculture, University of Zululand, South Africa. March 2015. Invited.

2014

D. Bessarabov, J. vd Merwe, K. Lewinski, S. Luopa. PEM water electrolysis with nano-structured catalyst layers operating at high-current density: characterization strategy for components and degradation, CARISMA Conference, Cape Town, South Africa, 1-3 December 2014. Oral Presentation.

A. Kruger, J. Kerres, D. Bessarabov, H. Krieg. Application of novel PBI based PEM for SO2 -depolarised water electrolysis, CARISMA Conference, Cape Town, South Africa, 1-3 December 2014. Oral Presentation.

P. Modisha, A. Kruger, D. Bessarabov. Ammonia electrolysis using Pt-Ir alloy electro catalyst for simultaneous hydrogen generation and water remediation, CARISMA Conference, Cape Town, South Africa, 1-3 December 2014. Poster Presentation.

G. Human, D. Bessarabov. Solar to hydrogen production for fuel cell application: Design, operation and practical experience, CARISMA Conference, Cape Town, South Africa, 1-3 December 2014. Poster Presentation.

J. vd Merwe, D. Bessarabov, K. Lewinski. Towards low cost, high performance PEM water electrolyser: Technology demonstration, CARISMA Conference, Cape Town, South Africa, 1-3 December 2014. Poster Presentation.

C.J. Le Roux, R.J. Kriek, P. Gans. Spectrophotomatric investigation of PGM complexation with anionic ligands: A case for PGM catalyst recovery for energy applications, CARISMA Conference, Cape Town, South Africa, 1-3 December 2014. Poster Presentation.

P. Modisha, D. Bessarabov. Electrocatalytic process for ammonia electrolysis: a remediation technique with hydrogen co-generation, 25th CATSA Conference, Pretoria, South Africa, 9-12 November 2014. Poster Presentation.

A. Kruger, D. Bessarabov. Electrochemical characterization of the effect of H2S on platinum during SO2 electrolysis, 25th CATSA Conference, Pretoria, South Africa, 9-12 November 2014. Poster Presentation.

A. Tokarev, D. Bessarabov. Modelling of CO tolerance of Pt catalyst as a function of annealing temperature for advanced hydrogen compression and seperation, 25th CATSA Conference, Pretoria, South Africa, 9-12 November 2014. Poster Presentation.

I. Vincent, D. Bessarabov. Catalyst for the membrane electrolysis of Bunsen reaction of the I-S thermochemical cycle of hydrogen production, 25th CATSA Conference, Pretoria, South Africa, 9-12 November 2014. Poster Presentation.

W. Kirsten, D. Bessarabov. Generation 1 high pressure membrane rupture test for electrochemical hydrogen compression systems, 25th CATSA Conference, Pretoria, South Africa, 9-12 November 2014. Poster Presentation.

T. Segakweng, J. Ren, H.W. Langmi, N. Musyoka. Modulated synthesis of chromium-based metal organic frameworks (MIL-101) for hydrogen storage applications, 5th IUPAC International Conference on Green Chemistry, Durban, South Africa, 17-21 August 2014. Oral Presentation.

H.W. Langmi and D. Bessarabov, HySA Infrastructure: A strategic platform for collaboration in the area of hydrogen and fuel cell research, South Africa-Korea Workshop, Pretoria, South Africa, 4-6 August 2014. Oral Presentation.

N.M. Musyoka, J. Ren, H.W. Langmi, B.C. North, M. Mathe, Synthesis of Cr-MOF Derived Porous Carbon for Hydrogen Storage Applications, 14th International Symposium on Metal-Hydrogen Systems, Manchester, UK, 20-25 July 2014. Oral Presentation.

J. Ren, H.W. Langmi, B.C. North, M. Mathe, Shaped Chromium-based Metal-Organic Frameworks (Cr-MOFs) for Hydrogen Storage Applications, 14th International Symposium on Metal-Hydrogen Systems, Manchester, UK, 20-25 July 2014. Poster Presentation.

N.M. Musyoka, J. Ren, H.W. Langmi, B.C. North, M. Mathe and D. Bessarabov, Synthesis of Templated Carbons Starting from Clay and Clay-derived Zeolites for Hydrogen Storage Applications, 20th World Hydrogen Energy Conference, Gwangju, South Korea, 15-20 June 2014, Oral Presentation.

N.M. Musyoka, H.W. Langmi, B.C. North, M. Mathe and D. Bessarabov, Synthesis of a hierarchically structured zeolite-templated carbon starting from fly ash-derived zeolite X, 10th International Symposium on the Characterisation of Porous Solids, Granada, Spain, 11-14 May 2014. Poster Presentation.

S. Grigoriev, S. Nefedkin, D. Bessarabov, P. Millet, Synthesis and characterization of carbon-supported platinum group metal nanoparticles using magnetron-ion technologies. Application to low-temperature polymer electrolyte technology, Proceedings of the 65th Annual Meeting of the International Society of Electrochemistry, Lausanne, Switzerland, 31 August – 5 September 2014, s04-oo7.

S. Grigoriev, I. Naruseva, A. Pushkarev, D. Bessarabov, Water treatment using PEM electrochemical systems, Proceedings of the 65th Annual Meeting of the International Society of Electrochemistry, Lausanne, Switzerland, 31 August – 5 September 2014, s04-oo8.

Dmitri Bessarabov, Gerhard Human, Steven Chiuta, Frik van Niekerk, Deon de Beer, Hannes Malan, LJ Grobler, Henrietta Langmi, Brian North, Delon Mudlay, Mkhulu Mathe, HySA Infrastructure Center of Competence: A Strategic Collaboration Platform for Renewable Hydrogen Production and Storage for Fuel Cell Telecom Applications, 2014 IEEE International Telecommunications Energy Conference, (INTELEC 2014), Vancouver, Canada, 28 September – 2 October 2014, Poster Presentation.

D. Bessarabov, A. Grobler, G. Human, S. P. Oelofse, N. Phuta, J.H. van der Merwe, G. van Schoor, Small-Scale Off-grid Solar Powered Hydrogen Production System Based on Water Electrolysis, 2nd Southern African Solar Energy Conference (SASEC 2014), Port Elizabeth, South Africa, 27-29 January 2014. Oral Presentation

2013

N.M. Musyoka, A. Swartbooi, H.W. Langmi, B.C. North, M. Mathe, D. Bessarabov, Synthesis of Zeolite Templated Carbons for Hydrogen Storage Applications, 4th CSIR Emerging Researcher Symposium, Pretoria, South Africa, 29-30 October 2013. Poster Presentation

J. Ren, T. Segakweng,  H.W. Langmi, B.C. North, M. Mathe, D. BessarabovZirconium-Based Metal-Organic Framework (Zr-MOF) Material with High Hydrostability for Hydrogen Storage Applications, 5th World Hydrogen Technologies Convention, Shanghai, China, 25-28 September 2013. Oral Presentation

H.W. Langmi, J. Ren, D. Rogers, T. Segakweng, B. North, M. Mathe, J. Van Der Merwe, Dmitri Bessarabov, Hydrogen Storage for Fuel Cell Applications: Challenges, Opportunities and Prospects for Metal-Organic Frameworks, Korea-South Africa Hydrogen Fuel Cells Collaboration Workshop, Gyeongju, South Korea. July 15-18, 2013. Oral Presentation

H.W. Langmi, J. Ren, D. Rogers, B. North, M. Mathe, D. Bessarabov, An Overview of Hydrogen Storage Materials: Making a Case for Metal Organic Frameworks, 13th Topical Meeting of the international Society of Chemistry, Pretoria, South Africa, 7-10 April 2013. Oral Presentation

H.W. Langmi, D. Bessarabov (2013), Advanced Hydrogen Technologies for FC applications and PGM Beneficiation in SA, German-South African Workshop on PEM Fuel Cell Systems in South Africa, Cape Town, South Africa, 11-13 March 2013. Oral Presentation

Christiaan Martinson, George van Schoor, Kenny Uren and Dmitri Bessarabov, Current Pulsing Method for Equivalent Electric Circuit Modelling of a PEM Electrolyser, Southern Africa Telecommunication Networks and Applications Conference (SATNAC) 2013, Editor: Roy Volkwyn, ISBN: 978-0-620-57883-7, p 383, 2013

2012

Dmitri Bessarabov, Hydrogen Fuel Cells: Opportunities for sustainable mobility in the automotive industry and challenges for electrocatalysis and MEAs, oral presentation: SA-Korea H2 Fuel Cell workshop, Zebula Lodge, Bela Bela, July 11-12, 2012

Dmitri Bessarabov, Knowledge-based sustainable economy through breakthrough innovation: Hydrogen highway for South Africa, Sustainable Energy Seminar, July 27, 2012, Sandton, South Africa, http://alive2green.com/conference-programmes/2012/SustainableEnergySeminar2012_ProvisionalProgramme.pdf

Dmitri Bessarabov, Electrolysers development at HySA Infrastructure in South Africa, f-Cell, 8-10 October, 2012, Stuttgart, Germany

H.W. Langmi, J. Ren, B. North, M. Mathe, D. Bessarabov, M. Lototskyy, M. Williams, B.G. Pollet (2012), Hydrogen Storage Activities at HySA – from (Nano)materials to Systems, International Partnership for Hydrogen Energy Workshop, Seville, Spain, 15─16 November 2012. Poster Presentation

Dmitri Bessarabov, Igor Beckman and Irina Buntseva, Analysis of Non-Steady State Electrochemical Gas Permeability Measurements for PEM Fuel Cells and Electrolysers, ECS Meeting Abstracts, 2012

D. Bessarabov, Frik van Niekerk, Frikkie van der Merwe, Manie Vosloo, Brian North, Mkhulu Mathe, Hydrogen Infrastructure within HySA National Program in South Africa: road map and specific needs, oral presentation, WHEC 2012, June 3-7, 2012, Toronto, Canada, http://www.whec2012.com/wp-content/uploads/2012/06/Bessarabov-WHEC-Toronto-2012-final-in-PDF.pdf

Cordellia Sita, Bruno G. Pollet, Dmitri Bessarabov, Olaf Conrad, Towards the hydrogen economy: A South African perspective, oral presentation, WHEC 2012, June 3-7, 2012, Toronto, Canada, http://www.whec2012.com/wp-content/uploads/2012/07/BT12.7.pdf

Jan Van der Merwe, Kenny Uren, George Van Schoor, Dmitri Bessarabov, Characterization of a proton exchange membrane electrolyser by electrochemical impedance spectroscopy, poster presentation, WHEC 2012, June 3-7, 2012, Toronto, Canada

Christiaan Martinson, George van Schoor, Kenny Uren, Dmitri Bessarabov, Developing current interrupt method for electrochemical characterization of a proton exchange membrane electrolyzer, poster presentation, WHEC 2012, June 3-7, 2012, Toronto, Canada

A.V. Avdeenkov , A.V. Bibikov, I.V. Bodrenko,  А.V. Nikolaev, M.D. Taran, E.V. Tkalya, D. Bessarabov, Theoretical study of hydrogen storage in modified carbon-based nanostructured materials poster presentation, WHEC 2012, June 3-7, 2012, Toronto, Canada

Gerhard Human, George van Schoor, Willie Venter, Kenny Uren, Frikkie van der Merwe, Jacques Holtshauzen, Dmitri Bessarabov, Stand-alone Renewable Energy Hydrogen production system for distributed, Small-scale Applications in South Africa, poster presentation, WHEC 2012, June 3-7, 2012, Toronto, Canada

A. J. Krüger, H. M. Krieg, D. Bessarabov, Evaluation of various MEAs for SO2 depolarised electrolysis, , poster presentation, WHEC 2012, June 3-7, 2012, Toronto, Canada

Steven Chiuta, Ray Everson, Hein Neomagus, Dmitri Bessarabov, The generation of hydrogen for PEM fuel cell applications via ammonia decomposition over Ni-PGM catalysts on mixed-oxide support, poster presentation, WHEC 2012, June 3-7, 2012, Toronto, Canada

Dmitri Bessarabov, Frik van Niekerk, Frikkie van der Merwe, Manie Vosloo, Brian North, Mkhulu Mathe, HYDROGEN INFRASTRUCTURE IN SOUTH AFRICA: ROAD MAP AND SPECIFIC NEEDS OF OUR DEVELOPING COUNTRY, oral presentation and paper, in: Proceedings of the International Conference on Hydrogen Production, CD format, June 24-27, 2012, Seoul, Republic of Korea

G. Human, G van Schoor, K.R. Uren, W.C. Venter, A.J. Grobler, J. Haultzhausen, S.P.O. Oelofse, F. van der Merwe, D. Bessarabov, DESIGN OF A STAND-ALONE RENEWABLE ENERGY HYDROGEN PRODUCTION SYSTEM FOR DISTRIBUTED, SMALL-SCALE APPLICATIONS IN SOUTH AFRICA, oral presentation and paper, in: Proceedings of the International Conference on Hydrogen Production, CD format,  June 24-27, 2012, Seoul, Republic of Korea

Dmitri Bessarabov, Electrolysis and Co-electrolysis processes as PGM beneficiation strategy: old concepts, new technologies, In: Proceedings of the HySA Infrastructure Short Course on: “Hydrogen Production and Water Electrolysis”, Potchefstroom, NWU, 18-19 April 2012

2011

G. Human, G. van Schoor and K. R. Uren, “Sizing of renewable energy hydrogen systems,” AFRICON, 2011, Livingstone, 2011, pp. 1-6. doi: 10.1109/AFRCON.2011.6072089 http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=6072089&isnumber=6071956

D. Bessarabov, F. van Niekerk, F. van der Merwe, J. van Ravenswaay, B. North, M. Mathe, A. Engelbrecht, RSA ENERGY INFRASTRUCTURE AND ROAD MAP TO HYDROGEN, Oral presentation at the International Conference on Hydrogen and Fuel Cells (HFC2011), Vancouver, May 2011, Canada

Frik van Niekerk, Frikkie van der Merwe, Jan van Ravenswaay, Dmitri Bessarabov, Brian North, Mkhulu Mathe, Andre Engelbrecht, SOUTH AFRICAN ENERGY PROFILE AND HYDROGEN PRODUCTION FOR FUEL CELL APPLICATIONS,  Oral presentation at the International Conference on Hydrogen Production, ICH2P-2011, Greece, June, 2011

D. Bessarabov, Gas permeation in fuel cell membranes: challenges and mitigation strategies, presented as an oral presentation at ICOM2011, 2011, Amsterdam

D. Bessarabov, Electrocatalyst and MEA challenges in the fuel cell automotive industry, HySA MEA international workshop: UCT, Cape Town, 28-29 March 2011

Hugo Opperman, Dmitri Bessarabov, Cornie van Sittert and Henning Krieg, Estimation of diffusion coefficients of gaseous SO2 in hydrated Nafion®115 using molecular dynamics simulations, poster presented at ICOM2011, 2011, Amsterdam

D. Bessarabov, I.N. Beckman, I.M. Buntseva, Simple tool based on MatchCAD software for transient gas permeation modeling and experimental data processing in fuel cell membranes,  poster presented at ICOM2011, 2011, Amsterdam

J.H.P van der Merwe, K.R Uren ,G. van Schoor, C.A.Martinson and D. Bessarabov, Characterization of a proton exchange membrane electrolyser by electrochemical impedance spectroscopy for improved electro-catalytic anodic water oxidation process, , CATSA poster presentation, November 2011

Effect of impurities on electrocatalytic oxidation of water in a PEM electrolyser, Richard Sutherland, Francois van Schalkwyk  and Dmitri Bessarabov, CATSA poster presentation, November 2011

Preliminary analysis of ammonia-based hydrogen generation strategies for fuel cell applications: Thermo-catalytic decomposition and electrolysis, Steven Chiuta and Dmitri Bessarabov,  CATSA poster presentation, November 2011

Christiaan Martinson, George van Schoor, Kenny Uren, D. Bessarabov, J.H.P. van der Merwe, Characterisation of a Proton Exchange Membrane Electrolyser by Electrochemical Techniques, SATNAC 2011 http://www.satnac.org.za/proceedings/2011/papers/Work_In_Progress/Network_Services/278.pdf

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