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11 February 2021 | Story Leonie Bolleurs | Photo Ané van der Merwe
Dr Ismari van der Merwe was instrumental in establishing the new Department of Sustainable Food Systems and Development.

Dr Ismari van der Merwe believes that by forging strong relationships, women can affect virtually every aspect of their students' lives, teaching them vital life lessons that will help them succeed beyond term papers and standardised tests. 

She states that it is not always easy to change a student's life, so it takes a great teacher to do so. “You, as a teacher, have a very significant, lifelong impact on all your students. This impact involves not only the teaching of particular academic skills, but as importantly, the fostering of student self-esteem.”

“Reinforcing self-esteem in the classroom is associated with increased motivation and learning,” she says.

Dr Van der Merwe is Lecturer and Programme Director in the Department of Sustainable Food Systems and Development at the University of the Free State (UFS).

On 11 February – International Day of Women and Girls in Science – the UFS is celebrating her not only for the impact she has on her students, but also for being instrumental in establishing the new Department of Sustainable Food Systems and Development, putting the UFS on the international forefront.

A sustainable food system

“We want our students to be part of a sustainable food system that provides healthy food that meets food needs, while maintaining healthy ecosystems that can also provide food for generations to come, with minimal negative impact to the environment,” she says. 

“The right to food is a fundamental human right.”

Dr Van der Merwe believes that a healthy personal food system and how it is managed is now more critical than ever before. 

Her current work involves managing the five main food-related values of taste, health, cost, time, and social relationships, as well as other less prominent values of symbolism, ethics, variety, safety, waste, and quality within these personal food systems. She feels the prominence of these values varies among us as well as across our eating situations. “More research on this will be fascinating,” says Dr Van der Merwe. 

A male-dominated field

On the role of women in science, Dr Van der Merwe says it is often considered a male-dominated field. “According to United Nations data, less than 30% of scientific researchers worldwide are women,” she states.

Telling her story about becoming a scientist, she says that science chose her. “Many scientists have reported that their interest and curiosity in science or the natural world started in early childhood.”

We want our students to be part of a sustainable food system that provides healthy food that meets food needs, while maintaining healthy ecosystems that can also provide food for generations to come, with minimal negative impact to the environment. – Dr Ismari van der Merwe

 

“I started as a teacher and ended up working for the Agricultural Research Council, where I was responsible for a research programme on dry beans and started a small-scale research factory.”

“Later when we moved to Bloemfontein, I joined the UFS. Here I am privileged to be able to do research and teach. Science chose me as part of my life journey, and I never looked back.”

News Archive

Prof Hendrik Swart richly contributes to research of phosphors
2014-12-02

Prof Hendrik Swart
Photo: Merwelene van der Merwe

Since his appointment as the South African Research Chairs Initiative (SARChI) Chair, there has been a sharp increase in the number of papers and publications by Prof Hendrik Swart, Senior Professor in the Department of Physics at the University of the Free State (UFS). From January this year, he has already published 78 articles. Some of the journals that has published his work, includes:

• Nanotechnology (impact of 3.67)
• Dalton Transactions (impact of 4.097)
• Sensors and Actuators B: Chemical (impact 3.84)

“My biggest success, however, is the powerful group of researchers we have built over the years. Staff, postdocs and students – without them it would have been impossible. I am therefore much indebted to my groups on both the Bloemfontein and Qwaqwa Campuses.

“The good apparatus we acquired via a sponsorship from the National Research Foundation and Sasol is also one of the main reasons for this. The financial support I get from the university’s research office is of course also a contributing factor,” he says.

For the past 20 years, Prof Swart has been conducting research on any substance that glows. “I only adjust the focus to fit in with current trends,” he says.

Prof Swart believes that his research will make a contribution to the fundamental knowledge about phosphors, as well as to the training of good students for the academic and industrial world on the outside. For the man on the street, his research translates into better, brighter lights that use less energy.

His more recent research focuses on the development of nano-phosphors for light-emitting diodes (LEDS) and organic light-emitting diodes (OLED).

Prof Swart has presented papers on his research not only nationally, but all over the world – including countries in Europe and the East. Some of the most recent papers presented by him and his colleagues/postgraduate students include:

• Applications of AES, XPS and TOF SIMS to phosphor materials at die 15th European Conference on Applications of Surface and Interface Analysis 2013 in Forte Village Resort, Sardinia, Italy.
• Luminescent properties of phosphor nano thin films at the first International Symposium on Nanoparticles/Nanomaterials and Applications in Caparica (Lisbon, Portugal), where he was an invited speaker.
• Role of surface and deep-level defects on the emission of nano metal oxides at the 2014 NanoAfrica international conference, Vanderbijlpark, South Africa, where he delivered the keynote address.
• PHI systems and their modifications at KOVSIES at the PHI European User Meeting in Ismaning (Munich), Germany, where he was invited to speak.

Prof Swart also delivered the keynote address at the SETCOR International Conference on Smart Materials and Surfaces in Bangkok, Thailand. His lecture was titled, ‘Role of surface and deep-level defects on the emission and degradation of phosphor materials’.

 

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