Used and loved by millions
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
are concentrated upon
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "are concentrated upon" is correct and usable in written English.
It can be used when discussing a focus or emphasis on a particular subject or issue. Example: "The researchers are concentrated upon the effects of climate change on marine life."
✓ Grammatically correct
Science
News & Media
Encyclopedias
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
2 human-written examples
During light reception, rays from a small area of the field of view fall on a single facet and are concentrated upon the rhabdom of the retinula cells below.
Encyclopedias
Social meanings and understandings and the influence of them in patient-nurse interaction are concentrated upon in this paper.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
It is the poetry of the brothel … All the interest is concentrated upon the death-struggles of this wretched girl.
News & Media
But large Federal reinforcements were concentrated upon the threatened spot under Gen. Ulysses S. Grant, and the great Battle of Chattanooga (November) ended in the rout of Bragg's army.
Encyclopedias
Although the rulers continued to worship Mount Miwa, the religious focus of the court seems to have been concentrated upon the Isonokami Shrine at Tenri, south of Nara.
Encyclopedias
Investigators who typically focus primarily on work output are apt to be concerned with the applied, practical view of the person as a productive worker; interest is more likely to be concentrated upon the worker himself by those scientists who wish to study fatigue even if their findings are not directly productive of work output.
Encyclopedias
It is exciting that the recent researches have been concentrated upon the pseudobinary oxides mostly.
Science
In addition, as Pink News points out, the poet W.H. Auden once described Antonio, the questionable "Merchant of Venice" character to which McKellen referred, as "a man whose emotional life, though his conduct may be chaste, is concentrated upon a member of his own sex".
News & Media
Whatever the explanation, this finding is important, as most diagnostic initiatives have been concentrated upon the standard pathway.
Science
There are other subjects, of course, which are particularly felt by the citizens of our countries and which also deserve to be concentrated upon.
Science
Previous studies in M. truncatula have been concentrated upon protein-coding sequences associated with nodulation, abiotic stresses and developmental processes [ 53– 53].
Science
Expert writing Tips
Best practice
Use "are concentrated upon" when you want to emphasize that something is receiving a focused and perhaps intensified level of attention or resources. Consider it when the nuances of bringing things to a 'common center' are relevant to the context.
Common error
Avoid using "are concentrated upon" excessively, as it can make your writing sound passive and less direct. In many cases, active voice constructions like "focus on" or "emphasize" are clearer and more impactful.
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "are concentrated upon" functions as a passive verb phrase, indicating that the subject is receiving the action of being focused or intensified. Ludwig AI confirms its grammatical correctness. The phrase emphasizes the direction of attention or resources towards a specific point.
Frequent in
Science
33%
News & Media
33%
Encyclopedias
34%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "are concentrated upon" is a grammatically correct passive verb phrase that indicates a focused direction of attention or resources. Ludwig AI validates its grammatical correctness and usability, although it also suggests that more direct alternatives like "are focused on" may often be preferable. While not exceedingly common, this phrase is utilized across diverse domains such as science, news, and encyclopedias, as revealed by Ludwig's analysis. When aiming for concise and impactful writing, consider opting for active voice constructions. However, "are concentrated upon" remains a suitable option when a formal and intensified emphasis is desired.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
are focused on
Uses a more common and direct phrasing, replacing "concentrated upon" with "focused on".
are centered on
Emphasizes the central importance of something, similar to focusing attention.
are directed towards
Indicates a specific target or direction of focus.
are geared towards
Suggests that efforts or resources are being tailored to achieve a specific outcome.
are aimed at
Implies a clear objective or purpose in the focus.
are emphasizing
Highlights the act of stressing or giving particular importance to something.
are giving priority to
Indicates that something is being treated as more important than others.
are placing emphasis on
Similar to emphasizing, but with a slightly more formal tone.
are highlighting
Suggests drawing attention to specific aspects.
are giving attention to
A more general phrase indicating that something is receiving focus.
FAQs
What does "are concentrated upon" mean?
The phrase "are concentrated upon" means that attention, effort, or resources are being focused or directed towards a particular subject or goal. It suggests a deliberate and intensified level of focus.
What are some alternatives to "are concentrated upon"?
You can use alternatives like "are focused on", "are centered on", or "are directed towards" depending on the specific nuance you want to convey.
Is it better to use "are concentrated upon" or "focus on"?
While "are concentrated upon" is grammatically correct, "focus on" is generally more direct and concise. The best choice depends on the context and the desired level of formality. Using "focus on" often results in a stronger, more active voice.
How can I make my writing more active when using a phrase like "are concentrated upon"?
To make your writing more active, try rephrasing the sentence to put the actor first. For example, instead of "Resources are concentrated upon the project", use "We concentrate resources upon the project" or "The team focuses on the project".
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested