light intensity

USAGE SUMMARY

"light intensity" is a correct and usable phrase in written English.
You can use it to describe the degree of brightness in a light source. For example, "The light intensity of the sun has been steadily increasing over the last hour."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Usually, bipolar cells respond to light intensity.

MIT Technology Review

Ten recordings were averaged per light intensity.

Nature

Output voltage increases linearly with light intensity.

Cornell University

Temperature and light intensity largely govern their lives.

The New York Times - Books

At higher light intensity gamma band activity was also boosted.

Nature

Light intensity and radiant energy also vary with depth.

Britannica

All images were taken at an equal light intensity.

Nature

X-axes: Light Intensity (Lux); Y-axes: Behavioral Measures.

Nature

Effects of silicate deprivation, temperature and light intensity.

Nature

"Light intensity" was a favourite, as was "barometric pressure".

The Guardian - Sport

The light intensity can be defined by 8 digital outputs allowing 256 light intensity increments/steps from 0 to a maximum defined (by the lamp's manufacturer) light intensity.

Measurement

Expert writing Tips

Best practice

When discussing the effects of "light intensity" on biological processes, specify the units of measurement (e.g., lux, lumens, or μmol m−2 s−1) to provide precise and comparable data.

Common error

Avoid using "light intensity" interchangeably with light quality (color temperature or spectral distribution). "Light intensity" refers to the amount of light, while light quality describes its composition and color characteristics.

Linguistic Context

The phrase "light intensity" functions primarily as a noun phrase, often serving as the subject or object of a sentence. It names a measurable property of light. Ludwig provides examples showing its usage in scientific and general contexts.

Expression frequency: Very common

Frequent in

Science

65%

News & Media

25%

Encyclopedias

5%

Less common in

Academia

3%

Formal & Business

2%

Reference

0%

Ludwig's WRAP-UP

The phrase "light intensity" is a common and grammatically correct noun phrase used to describe the amount of light. Ludwig AI confirms its usability and provides numerous examples across scientific, news, and general contexts. It's essential to specify units of measurement when discussing its effects on biological processes. While "light intensity" is widely used, be careful not to confuse it with light quality. Related terms include "illumination level" and "brightness of light". This analysis offers best practices and common errors to avoid for effective communication.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

illumination level

Replaces "intensity" with "level" to describe the degree of light.

level of illumination

Similar to "illumination level" but with a slightly different word order.

light strength

Replaces "intensity" with "strength" for a simpler expression.

brightness of light

Focuses on "brightness" as the key attribute of light.

degree of luminosity

Uses "luminosity" to refer to the brightness of an object.

luminous intensity

Specifies the intensity of light emitted by a source in a particular direction.

radiant flux

Uses a technical term for the power of electromagnetic radiation emitted by a light source.

ambient light level

Indicates the general level of light in the surrounding environment.

quantity of light

Expresses the amount of light present.

solar irradiance

Specifically refers to the power of solar radiation per unit area.

FAQs

How is "light intensity" measured?

"Light intensity" can be measured using a light meter, which provides readings in units such as lux or foot-candles. More specialized sensors can measure photosynthetically active radiation (PAR) in μmol m−2 s−1.

What factors affect "light intensity"?

Distance from the light source, the power of the source, and any obstructions or filters between the source and the measurement point all affect "light intensity". Environmental factors like atmospheric conditions also play a role.

How does "light intensity" impact plant growth?

"Light intensity" is a crucial factor in photosynthesis. Insufficient light can limit growth, while excessive light can cause photoinhibition. The optimal "illumination level" varies depending on the plant species.

What are some synonyms for "light intensity"?

Alternatives to "light intensity" include "brightness of light", "illumination level", and "luminous intensity", each offering a slightly different nuance in meaning.