thermomagnetism
Definition
- Noun:
- The phenomenon of magnetic properties affected by temperature: "thermomagnetism" refers to the relationship between temperature and magnetism, specifically the change in magnetic behavior of materials as temperature varies.
- A branch of physics: "thermomagnetism" also denotes the study of thermal effects on magnetic substances, including thermomagnetic effects like the Ettingshausen effect (temperature gradient in a magnetic field).
Usage Examples
- Noun:
- Thermomagnetism is observed in ferromagnetic materials near their Curie temperature. (The magnetic properties change dramatically with heat.)
- Researchers in thermomagnetism investigate how heat influences magnetic domains. (Scientists study the thermal effects on magnetism.)
Advanced Usage
"thermomagnetic effect": a specific phenomenon where temperature differences produce magnetic field changes or vice versa.
- The thermomagnetic effect is crucial in designing magnetic refrigeration systems. (The effect uses heat to control magnetism for cooling.)
"thermomagnetic convection": the flow of a magnetic fluid driven by temperature gradients and magnetic fields.
- Thermomagnetic convection enhances heat transfer in ferrofluids. (The magnetic fluid moves due to thermal and magnetic forces.)
Variants and Related Words
Thermomagnetic (adj): relating to thermomagnetism.
- The thermomagnetic properties of the alloy were measured at low temperatures. (The magnetic behavior under temperature changes was studied.)
Thermomagnetometer (n): an instrument that measures magnetic properties as a function of temperature.
- The thermomagnetometer recorded a sharp drop in magnetization at 300 Kelvin. (The device tracked magnetic changes with heat.)
Synonyms
- Pyromagnetism: an older term for magnetism influenced by heat (rarely used).
- Thermal magnetism: a descriptive synonym for the effect of temperature on magnetic fields.
Related Idioms