have been concentrated

USAGE SUMMARY

The phrase "have been concentrated" is correct and usable in written English.
It can be used to indicate that something has been focused or gathered in a specific area or context over a period of time. Example: "The resources have been concentrated in the urban areas to address the growing population needs."

✓ Grammatically correct

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Failures also have been concentrated in California, Georgia and Illinois.

The New York Times

Many of the strikes have been concentrated in and around Kandahar, the Taliban's political base.

The New York Times

They have been concentrated in a smaller space, the space of the mind.

The New York Times - Books

Difficulties in the credit markets have been concentrated in the riskiest instruments.

The New York Times

Mosquito-control efforts have been concentrated in that area, and in neighborhoods where the victims live.

The New York Times - Health

The nation's refineries have been concentrated in the threatened hurricane belt.

The New York Times

With limited options, the refugees' destinations have been concentrated in the region.

The Guardian

The team's first efforts have been concentrated in Bolivia, Ecuador, Colombia, Peru, Belize, Guyana and Mexico.

The New York Times - Science

The losses have been concentrated in Appalachia, once America's coal heartland.

MIT Technology Review

Clearly, efforts to date have been concentrated in a handful of public funds, like California's.

The New York Times

The killings have been concentrated in poorer parts of the city, often occurring on officers' doorsteps.

The New York Times

Expert writing Tips

Best practice

When using "have been concentrated", ensure the subject clearly indicates what is being focused. For example, clarify if you mean efforts, resources, or attention.

Common error

Avoid using "have been concentrated" when an active voice would be more direct and concise. Instead of "Efforts have been concentrated by the team", try "The team concentrated efforts".

Linguistic Context

The phrase "have been concentrated" functions as a passive voice construction indicating that a particular subject has received focused attention or resources. Examples from Ludwig show the phrase used in various contexts, such as "Mosquito-control efforts have been concentrated in that area".

Expression frequency: Very common

Frequent in

News & Media

53%

Science

36%

Formal & Business

5%

Less common in

Academia

1%

Encyclopedias

1%

Wiki

3%

Ludwig's WRAP-UP

The phrase "have been concentrated" is a versatile expression used to indicate a focusing of efforts, resources, or attention. Ludwig AI confirms its grammatical correctness and its common usage across various contexts, primarily in news, media and scientific publications. When writing, consider the passive voice implication and choose an active voice for better directness, whenever appropriate. Alternative phrases include "have been focused" and "have been directed". The high frequency of the expression demonstrates its usefulness in writing and speaking.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

have been focused

The term focused suggests a deliberate act of directing attention or resources, making it slightly more active than concentrated.

have been directed

Directed implies a guided or managed focus, often by an external force or decision.

have been centered

Centered suggests that something is the main point of attention or activity, implying centrality rather than distribution.

have been gathered

Gathered indicates a collection or accumulation in one place, emphasizing the act of bringing things together.

have been clustered

Clustered implies a grouping of items or entities in close proximity, suggesting density in a particular area.

have been localized

Localized indicates restriction to a specific area or region, suggesting a limited geographic scope.

have been targeted

Targeted suggests a specific aim or objective, implying a deliberate selection of a particular area or group.

have gravitated toward

Gravitated toward suggests a natural movement or inclination towards something, implying attraction or preference.

have converged

Converged indicates a coming together from different directions or sources, implying a unified focus or purpose.

have been amassed

Amassed refers to the accumulation of a large quantity of something, often implying a gradual increase over time.

FAQs

How can I use "have been concentrated" in a sentence?

Use "have been concentrated" to indicate that something has been focused or gathered in a specific area or on a specific thing. For example, "Mosquito-control efforts "have been concentrated" in that area, and in neighborhoods where the victims live".

What can I say instead of "have been concentrated"?

You can use alternatives like "have been focused", "have been directed", or "have been centered" depending on the context.

Which is correct, "have been concentrated" or "was concentrated"?

"Have been concentrated" implies a process that has occurred over a period of time and may still be ongoing, whereas "was concentrated" refers to a completed action in the past. Choose the tense that accurately reflects the duration and completion of the focusing action.

What's the difference between "have been concentrated" and "are concentrated"?

"Have been concentrated" describes a past action with present relevance. "Are concentrated" describes a current state. Example: 'Resources "have been concentrated"' (in preparation), vs 'Resources "are concentrated"' (currently located).