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09 May 2023 | Story Leonie Bolleurs | Photo Supplied
Prof André Roodt
Prof Andreas Roodt was recently awarded the MT Steyn Prize for Natural Science and Technology Excellence from the SA Akademie vir Wetenskap en Kuns. He will receive the prize, sponsored by Sanlam, at a function scheduled for September this year.

Prof Andreas Roodt, former Head of the Department of Chemistry at the University of the Free State (UFS) and retired Distinguished Professor in the same department, was recently awarded the MT Steyn Prize for Natural Science and Technology Excellence from the SA Akademie vir Wetenskap en Kuns.

The prize, a major recognition of his life's work, was presented to him for his contribution to the exploration and sustained development of natural science and technology and the successful application thereof in broader society.

Impacting society

About receiving the prize, he says it was a big surprise, but he is very proud to be honoured with this special award, “being an Afrikaans kid from a ‘platteland’ school outside Bloemfontein.”

Prof Roodt’s research focuses on understanding the reaction mechanisms of mainly inorganic coordination chemical systems that are critical to different industrial, medical, environmental, and metal beneficiation processes.

His research, for instance, contributes to important compounds and processes relevant to nuclear medicine and potential cancer therapy. Not so long ago, he registered a patent on this in Europe, Japan, and the USA that could help to diagnose and potentially treat cancer-related tumours in the future.

In addition, he continues to work on several projects aimed at developing cleaner industrial processes in the South African petrochemical industry. He is also focusing on more efficient ways of accessing the country’s mineral resources.

Career highlights

Throughout his academic career, Prof Roodt has achieved many significant milestones. He was extensively involved in crystallography for more than 30 years. One of his career highlights was being elected as the President of the European Crystallographic Association from 2012 to 2015, an organisation with more than 35 member countries.

In this field, he established an X-ray crystallographic facility in the UFS Department of Chemistry, which was officially named the ‘Roodt XRD Lab’ at the end of 2021.

He also sees his journey with the diverse group of 41 PhD and 54 MSc students (Afrikaans, English, Sesotho, Setswana, and isiXhosa) as another notable achievement in his career.

Other outstanding moments in Prof Roodt's career were his collaborations with research leaders from countries such as the USA, UK, Switzerland, Italy, Sweden, France, Croatia, India, Japan, Russia, the Netherlands, Germany, and Tunisia. These collaborations have allowed him to be recognised by peers worldwide and have demonstrated that Africa and South Africa can produce high-quality and relevant research that can compete on an international level.

The future

Despite his appointment as a Distinguished Professor and his commitment to finishing uncompleted work and assisting younger colleagues both in South Africa and abroad, Prof Roodt retired more than a year ago. He is now enjoying his retirement with his wife, children, and grandchildren, while also devoting time to his passion for collecting aloe plants and generating new hybrids.

News Archive

Water research aids decision making on national level
2015-05-25

Photo: Leonie Bolleurs

With water being a valuable and scarce resource in the central regions of South Africa, it is no wonder that the UFS has large interdisciplinary research projects focusing on the conservation of water, as well as the sustainable use of this essential element.

The hydropedology research of Prof Pieter le Roux from the Department of Soil, Crop and Climate Sciences and his team at the UFS focuses on Blue water. Blue water is of critical importance to global health as it is cleared by the soil and stored underground for slow release in marshes, rivers, and deep groundwater. The release of this water bridges the droughts between showers and rain seasons and can stretch over several months and even years. The principles established by Prof Le Roux, now finds application in ecohydrology, urban hydrology, forestry hydrology, and hydrological modelling.

The Department of Agricultural Economics is busy with three research projects for the Water Research Commission of South Africa, with an estimated total budget of R7 million. Prof Henry Jordaan from this department is conducting research on the water footprint of selected field and forage crops, and the food products derived from these crops. The aim is to assess the impact of producing the food products on the scarce freshwater resource to inform policy makers, water managers and water users towards the sustainable use of freshwater for food production.

With his research, Prof Bennie Grové, also from this department, focuses on economically optimising water and electricity use in irrigated agriculture. The first project aims to optimise the adoption of technology for irrigation practices and irrigation system should water allocations to farmers were to be decreased in a catchment because of insufficient freshwater supplies to meet the increasing demand due to the requirements of population growth, economic development and the environment.

In another project, Prof Grové aims to economically evaluate alternative electricity management strategies such as optimally designed irrigation systems and the adoption of new technology to mitigate the substantial increase in electricity costs that puts the profitability of irrigation farming under severe pressure.

Marinda Avenant and her team in the Centre for Environmental Management (CEM), has been involved in the biomonitoring of the Free State rivers, including the Caledon, Modder Riet and part of the Orange River, since 1999. Researchers from the CEM regularly measures the present state of the water quality, algae, riparian vegetation, macro-invertebrates and fish communities in these rivers in order to detect degradation in ecosystem integrity (health).

The CEM has recently completed a project where an interactive vulnerability map and screening-level monitoring protocol for assessing the potential environmental impact of unconventional gas mining by means of hydraulic fracturing was developed. These tools will aid decision making at national level by providing information on the environment’s vulnerability to unconventional gas mining.

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