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bsc/msc
internship/thesis: the influence of salt on ice friction for sports performance and sustainability

Start: December 2025, or later (can be discussed)
Duration: 4 – 6 months
Location: Wetsus, European centre of excellence for sustainable water technology, Leeuwarden, NL.

Project description:

The frictional properties of ice are critical in applications ranging from winter sports to transportation safety. While ice is often modified with salts to improve traction or reduce freezing hazards, the underlying physics and chemistry of how different salts impact the physical properties of ice remain underexplored.

Salts lower the freezing point of water, creating brine veins within the ice and altering its structural and surface characteristics. These phenomena affect ice friction, hardness, and surface morphology, making salt an intriguing subject for detailed study.

This project aims to build a state-of-the-art rheometer equipped with a climate chamber capable of simulating ice rink conditions (adjustable ice temperature, humidity, and ambient temperature). Using this setup, the effects of various salts on ice friction and other physical properties will be systematically studied.

This project is part of the thesis project: Grip on Ice of a PhD student of UvA and Wetsus, Loes Heemskerk

Profile:

  • A background or interest in experimental physics and/or material science (HBO/WO).
  • Experience with or willingness to learn skills such as mechanical design, instrumentation (coding), and data analysis.
  • Ability to work independently and collaboratively with guidance from the supervisor and technical staff.
  • Fluent in English and good English writing skills.
  • Fluent in Dutch and an interest in speedskating would be a plus.
  • Currently studying in the Netherlands or has citizenship from an EU country.

 

Benefits:

  • Collaborative interaction within a dynamic, multidisciplinary and multinationals research team between Wetsus and Innovationlab Thialf.
  • Hands-on experience in building and operating experimental setups.
  • In-depth knowledge of ice physics, rheology, speedskating and the impact of salt on ice properties.
  • Wetsus has a cost allowance of EUR 425,– per month (for students with an Erasmus grant this is not applicable. Notwithstanding if the Erasmus grant is less then EUR 425,- it could be supplemented to 425,-. We do ask for proof of the Erasmus Grant application).

How to apply:
Please upload your cv (max 2 A4 pages), motivation letter (max. 1 A4 page) and a list of the attended courses and the equivalent ECTS via the application form provided (in Dutch or English). Feel free to contact Loes Heemskerk (loes.heemskerk@wetsus.nl) if you have further questions or need more information.

Application form; The Influence of Salt on Ice Friction for sports performance and sustainability

  • Max. bestandsgrootte: 1 GB.
  • Max. bestandsgrootte: 1 GB.