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
is obtained to be
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is obtained to be" is not generally used in written English.
It is more common to use the verb "to be" alone and to explore other alternatives such as "has been determined" or "has been found." For example: The results of the survey have been determined to be positive.
⚠ May contain grammatical issues
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
44 human-written examples
The overall system exergy efficiency is obtained to be 6.2%.
Science
The minimum battery size is obtained to be 128Ah @ 100 hr, 24V.
Science
The maximum growth rate is obtained to be 115 nm/min.
By using X-ray diffraction analysis, CI value for althaea fibre is obtained to be 68%.
The energy efficiency of light conversion from concentrated light to PEC reactor is obtained to be 49.3%.
The lattice constant of rs-ZnO at ambient pressure and temperature is obtained to be 4.2766 Å.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
16 human-written examples
Values of n and Is are obtained to be 17.68 and 91.82 pA, respectively.
Science
The IC50 for neostigmine was obtained to be 1.45×10−7 M.
Science
Thermal decomposition temperature of pullulan was obtained to be 245 °C.
The signal-to-noise ratios are obtained to be 18 36, depending on detector ladders.
The stoichiometric ratio of the sensor toward Fe3+/Hg2+ ions was obtained to be 1 2.
Expert writing Tips
Best practice
Avoid using the phrase "is obtained to be" in formal writing. Opt for clearer and more concise alternatives such as "is found to be" or "is determined to be".
Common error
The phrase "is obtained to be" often leads to unnecessarily convoluted sentences. Simplify your writing by choosing direct and active voice constructions. For example, instead of "The result is obtained to be accurate", write "The result is accurate".
Source & Trust
60%
Authority and reliability
1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is obtained to be" functions as part of a passive construction where the action of obtaining leads to a resulting state or value. However, based on Ludwig AI, it's not the most common or grammatically sound way to express this.
Frequent in
Science
0%
News & Media
0%
Formal & Business
0%
Less common in
Science
0%
News & Media
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, the phrase "is obtained to be" is considered grammatically awkward and is rarely the optimal choice in writing. Ludwig AI suggests that more concise and direct alternatives like "is found to be" or "is determined to be" are generally preferred for clarity and impact. While technically understandable, the phrase often leads to unnecessarily complex sentence structures. Therefore, it's advisable to opt for simpler and more common expressions to enhance the overall quality of your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is found to be
Replaces "obtained" with "found", implying discovery rather than direct calculation or derivation.
is determined to be
Emphasizes a process of careful calculation or judgment leading to a conclusion.
is calculated as
Focuses on the mathematical process of arriving at a value.
is derived as
Highlights that the result is logically deduced or follows from a set of principles.
is measured as
Suggests the value comes from empirical observation or measurement.
is estimated at
Indicates an approximate value, often when precise calculation is impossible.
is assessed as
Implies a formal evaluation leading to a classification or judgment.
is regarded as
Focuses on how something is viewed or perceived by others.
is known to be
Emphasizes that a certain quality or value is a recognized fact.
turns out to be
Conveys a sense of surprise or unexpected discovery.
FAQs
What are some alternatives to the phrase "is obtained to be"?
Consider using alternatives like "is found to be", "is determined to be", or "is calculated as" for clearer and more natural writing.
Why is "is obtained to be" considered grammatically awkward?
The phrase "is obtained to be" is verbose and stylistically clumsy. More concise alternatives such as "is" or "has been determined" are generally preferred in formal and informal writing.
Is there a context where "is obtained to be" is appropriate?
While technically understandable, "is obtained to be" is rarely the best choice. More direct and common expressions are almost always preferable for clarity and impact.
How can I improve my sentence structure when tempted to use "is obtained to be"?
Focus on using active voice and strong verbs. For example, instead of "The measurement is obtained to be precise", rephrase it as "The measurement is precise" or "We obtained a precise measurement".
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
60%
Authority and reliability
1/5
Expert rating
Real-world application tested