Effect of Temperature on Thermal Conductivity in Non-Metals
The way temperature changes how heat moves in non-metals differs from metals because of different ways that atoms and molecules are arranged. Here’s an explanation in points:
- Temperature Dependence: Unlike metals, where less heat passes through them because more bouncing occurs because it is hotter here than non-metallic body what happens can be really hard sometimes. Some non-metals may even become better conductors of heat when they get warmer because more energy from shaking and improved sound wave travel are available.
- Phase Changes: Non metals will melt like boiling or simply reshape from solid to gas at certain temperatures. These movements can relocate atoms and their bonds, which then determine how effective a material is at conducting heat. For instance, when solid is converted to a liquid or gas the differences in heat sharing can be very drastic because there are distinct changes in the way molecules talk and move.
- Anisotropic Behavior: Some not-metals, particularly crystal things may have unsymmetric heat moving. This means that the way in which they distribute heat changes along different axes of their pattern structures. This unevenness can be affected by the changes in temperature, leading to movement of heat differently.
- Intermolecular Interactions: Generally, in non-metals heat travels through phonons and how molecules interact. These linkages are affected by changes in temperature and cause variations. For instance, if it is hot more movement in tiny parts can help the heat better spread by causing sound waves to travel right.
- Material Composition: One can determine whether a non-metal is hard or soft by the material that they made of, even more extra parts are added in. Changes in temperatures can disrupt how parts function together. Phonons get scattered in a different way and it also impacts the general ability to move heat.
Thermal Conductivity
Thermal conductivity is a property of materials that shows that heat can flow easily through the material. It is usually represented by the symbol ‘k’, but can also be represented by ‘λ’ and ‘κ’. The reciprocal of this quantity is known as thermal resistance. Materials with high thermal conductivity are used in heat sinks, while materials with low values of λ are used as thermal insulators.
In this article, we will learn about, Thermal Conductivity, Thermal Conductivity Formula, Thermal Conductivity Measurement, Examples, and others in detail.
Table of Content
- What is Thermal Conductivity?
- Thermal Conductivity Formula
- Steady-State Techniques of Thermal Conductivity
- Effect of Temperature on Thermal Conductivity in Metals
- Effect of Temperature on Thermal Conductivity in Non-Metals
- Factors that Affect Thermal Conductivity