active material
"Active materials" are integral to various scientific and technological applications, including batteries, sensors, and catalysts, where they play crucial roles in reactions and processes.
Definition
C1General Science
(technical)A substance that undergoes a change during a process to achieve a desired result.
Example
- In the experiment, the active material changed color when exposed to heat.
C1Electrochemistry
(technical)A component in a battery or fuel cell that takes part in reactions to store or release energy.
Example
- Lithium is a common active material in rechargeable batteries.
C1Sensors and Detectors
(technical)A material that reacts to external stimuli, producing a measurable signal.
Example
- The sensor's active material responded to changes in light intensity.
C1Catalysis
(technical)A substance that directly interacts with reactants to speed up a chemical reaction.
Example
- Platinum is often used as an active material in catalytic converters.
C1Pharmaceuticals
(technical)The main ingredient in a drug that produces the intended therapeutic effect.
Example
- The active material in the medication is responsible for its pain-relieving properties.
Similar
Terms that have similar or relatively close meanings to "active material":
specific activityactive transportactive voicedirect activist