What is the surface cooling method?

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Application Notes

What is the surface cooling method?- Micro Material UK

In the context of nanoindentation, the surface cooling method refers to techniques used to control the temperature of the sample's surface during the nanoindentation process to ensure accurate and reliable measurements. Nanoindentation involves applying a precisely controlled force using a sharp indenter to penetrate the material surface, and temperature can significantly affect the results, especially for materials with temperature-sensitive properties.

In nanoindentation, the surface cooling method refers to controlling the sample's temperature during testing to ensure accurate results. Techniques include:

  1. Active Cooling: Uses systems like Peltier coolers to maintain a specific temperature.
  2. Air Cooling: Circulates air to keep the sample at ambient or slightly lower temperatures.
  3. Cooling Stages: Special stages with temperature control for precise cooling.

These methods help prevent thermal effects that could impact hardness and modulus measurements.

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Localised heating at 700°C on a NanoTest Xtreme nanomechanical test system - high temprature- nanotesting- micro materials uk - Buy Nanotesting instrument

Localised heating at 700°C on a NanoTest Xtreme nanomechanical test system 


Inside a NanoTest Xtreme nanomechanical test system, capable of testing at high  temperatures,  upto and exceeding 1000 °C , under high vacuum conditions


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high temperature nanoindentation testing at temperatures over 900 °C using the NanoText Xtreme instrument supplied by Micro Materials Ltd Order

Image showing high temperature nanoindentation testing at temperatures over 900 °C using the NanoText Xtreme instrument supplied by Micro Materials Ltd


Image taken by Adrian Harris of Micro Materials Ltd, showing localised heating at 950 °C on an Xtreme system

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heating at   750  °C on an Xtreme system in use at the University of Oxford - Micro Material UK - Order Mechanical Test Instrument

Image taken by Andrew Bird (Micro Materials Ltd), showing localised heating at 

750  °C on an Xtreme system in use at the University of Oxford 

Nanomechanical testing to 1000 °C

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Explore More

To further enhance your experience and understanding, we invite you to check out the following pages on our website that we believe are essential to your journey with us:

  1. High-Temperature Nanoindentation Testing for Advanced Material Characterization
  2. Advanced Nano Scratch and Wear Testing for Coatings and Materials
  3. Nano-Impact Testing for Advanced Material Performance in High-Stress Applications

These pages offer valuable insights and resources to help you achieve your goals.