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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
when it concentrates
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "when it concentrates" is correct and usable in written English.
You can use it in contexts where you are discussing the focus or intensity of something, such as attention, energy, or a substance. Example: "The solution becomes more effective when it concentrates, allowing for better results in the experiment."
✓ Grammatically correct
News & Media
Science
Computational Social Networks
Alternative expressions(1)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
8 human-written examples
Given these ad hoc metrics, we say that an agent is polarized when it concentrates its best skills on just very few topics.
"Fierce Grace" has a sharpness when it concentrates there.
News & Media
But when it concentrates on Robert Graysmith Jake Gyllenhaall), who went on to write two books about the events, it grinds to a navel-gazing halt.
News & Media
"This Is a Game Ladies" does better when it concentrates on personalities and less so on the games and whether the right team wins them.
News & Media
The production is far more moving when it concentrates on the unadorned testimony of those who suffered – there's a very fine performance from Peter Duncan as a simple sapper whose fate is horribly pre-ordained.
News & Media
At times the film seems simply awed, as when it concentrates on the genuinely frightening Jordan Maldonado, a former Golden Gloves champ, ex-con and happily married man with two young sons.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
50 human-written examples
"And when it concentrated itself, it appeared to us in the bodily form of a small and humble human, and he said to us: 'Peace to you, sons of my hidden mysteries.'… the inhabitants of the world cannot bear to see the glory of the only Son of the Father of majesty, unless it appeared for them in the form of their world".
News & Media
When injected it concentrates in the bones, from which it is slowly released.
Wiki
On the other hand, when it is concentrated, above 90%, its acidic feature is omitted and its dehydration power increases.
Science
In theory, the index lies between −1 (i.e. a case where all the population's 'good health' is concentrated on the most disadvantaged individual) and +1 (when it is concentrated on the least disadvantaged individual) (37).
Science
The book moves into a slower gear when it begins concentrating on individual productions.
News & Media
Expert writing Tips
Best practice
Use "when it concentrates" to emphasize the importance of focus or intensity in achieving a particular outcome. For instance, "The analysis is most insightful when it concentrates on the core issues."
Common error
Avoid using "when it concentrates" if the subject is not clearly defined or easily understood. Ensure that "it" has a clear antecedent in the sentence to prevent ambiguity and maintain clarity.
Source & Trust
86%
Authority and reliability
4.4/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "when it concentrates" functions as an adverbial clause of time, modifying the main clause by specifying the circumstances under which an action or state is valid. As shown in the Ludwig examples, it adds a temporal dimension to the event described in the main clause.
Frequent in
News & Media
50%
Science
37%
Wiki
13%
Less common in
Formal & Business
0%
Social Media
0%
Academia
0%
Ludwig's WRAP-UP
In summary, "when it concentrates" is a grammatically sound and versatile phrase, functioning as an adverbial clause of time. It’s used to specify conditions that lead to a particular result, frequently appearing in news media, scientific, and general contexts. Ludwig AI confirms its correctness and usability. While alternatives like "when it focuses" and "when it emphasizes" offer similar meanings, "when it concentrates" emphasizes the act of gathering or intensifying. Writers should ensure clarity by defining the subject "it" to avoid ambiguity. With its focus on conditional contexts and clarity, mastering this phrase enhances writing precision.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
when it focuses
Replaces "concentrates" with "focuses", implying a deliberate direction of attention or effort.
when it centers
Substitutes "concentrates" with "centers", suggesting a focal point or central theme.
when it emphasizes
Replaces "concentrates" with "emphasizes", highlighting a particular aspect or element.
when it highlights
Similar to emphasizes, but suggests bringing something to the forefront.
when it emphasizes
Replaces "concentrates" with "emphasizes", suggesting a deliberate focus or attention.
when it emphasizes
Replaces "concentrates" with "emphasizes", highlighting a specific aspect.
when it directs its attention
Expands the phrase to explicitly mention the direction of attention.
when it hones in
Replaces "concentrates" with "hones in", suggesting a sharper, more precise focus.
when it intensifies
Shifts the focus to the increase in strength or power, rather than the act of concentrating.
when it is focused
Uses the passive voice to describe the state of being focused.
FAQs
How to use "when it concentrates" in a sentence?
You can use "when it concentrates" to describe situations where focusing attention or effort leads to a specific outcome. For example, "The movie becomes more compelling "when it concentrates" on the main character's emotional journey."
What can I say instead of "when it concentrates"?
Alternatives include phrases like "when it focuses", "when it emphasizes", or "when it centers", depending on the nuance you want to convey.
Is it grammatically correct to say "when it concentrates"?
Yes, "when it concentrates" is grammatically correct. The Ludwig AI confirms that the phrase is usable in English.
What is the difference between "when it concentrates" and "when it focuses"?
While both phrases are similar, "when it concentrates" often implies a gathering or intensification of something, whereas "when it focuses" suggests a clearer direction of attention or effort.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
86%
Authority and reliability
4.4/5
Expert rating
Real-world application tested