photochemical
/,foutou'kemikəl/
Definition
- Adjective: Of, relating to, or caused by the chemical action of light.
Usage
- General Use: Describes chemical reactions, processes, or properties initiated or influenced by the absorption of light energy.
- Scientific Context: Primarily used in chemistry, physics, environmental science, and materials science to discuss phenomena like photosynthesis, photodegradation, or photochemical smog.
Examples
- Adjective:
- The photochemical reaction in the leaves converts sunlight into energy.
- Photochemical smog is a major air pollution problem in sunny cities.
- Researchers are studying the photochemical properties of the new material.
Advanced Usage
- "Photochemical process": A chemical process initiated by the absorption of photons (light particles).
- The fading of dyes in sunlight is a photochemical process.
- "Photochemical efficiency": A measure of how effectively light energy is used to drive a chemical reaction.
- Improving the photochemical efficiency of solar cells is a key research goal.
Variants and Related Words
- Photochemistry (n): The branch of chemistry concerned with the chemical effects of light.
- She specializes in photochemistry.
- Photochemically (adv): In a photochemical manner; by means of photochemistry.
- The compound degrades photochemically when exposed to UV light.
Synonyms
- Light-induced: Caused or initiated by light.
- Photoactivated: Activated or made reactive by light.
Related Phrases
- Photochemical oxidation: An oxidation reaction driven by light.
- Photochemical oxidation contributes to the formation of ground-level ozone.
- Photochemical etching: A manufacturing technique that uses light and chemicals to shape materials.
- The circuit board was created using photochemical etching.
Adjective
-
of or relating to or produced by the effects of light on chemical systems
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