is ascertained to be

USAGE SUMMARY

The phrase "is ascertained to be" is correct and usable in written English.
It can be used in contexts where you want to indicate that something has been determined or established as a fact. Example: "The results of the experiment are ascertained to be valid after thorough analysis."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

3 human-written examples

The primary phase is ascertained to be a doped HTB-FeF3·0.33H2O with slightly smaller cell volume consistent with the smaller ionic radius of Co III) compared to Fe(III).

Materials for Renewable and Sustainable Energy

Fluxing of complex oxide layer and extensive surface cracking is ascertained to be the reason of premature fatigue failure at lower Δεt/2 (e.g. 0.3%), however, at higher Δεt/2 e.g. 0.7%, breaking of oxide scales and surface pitting are the causes of early fatigue failure.

International Journal of Fatigue

It is out of scope of this paper to propose a new CSMA/CA protocol; therefore, we consider the protocol, whose flowchart is reported in Fig. 4. Before transmission, the contending nodes sense the channel to ascertain whether it is busy or idle: the channel is ascertained to be busy if the level of sensed power in the channel is above a certain CCA threshold, CCAthr.

EURASIP Journal on Wireless Communications and Networking

Human-verified similar examples from authoritative sources

Similar Expressions

57 human-written examples

The rumor that the vacation would be in the Caribbean was ascertained to be hard fact.

The New Yorker

This matter has been ascertained to be of nonbiological origin.

Encyclopedia Britannica

On comparing with the standards, the 3 peaks were ascertained to be DETP, TCP and CPyF, respectively.

AMB Express

The crystalline phase of the sintered scaffold was ascertained to be β-TCP by X-ray diffractometry (data not shown).

International Journal of Implant Dentistry

Langmuir isotherm and pseudo-second-order model were ascertained to be more appropriate for the process of removal.

Ecological Engineering

In accordance with this, fraction 4 showed, in many cases, significant inhibitions and was ascertained to be the most toxic fraction of treated wastewater.

Environmental Sciences Europe

In the simulations, the size of the RVE was chosen to be nine times the diameter of the nanodisks, which was ascertained to be large enough to minimize finite size effects.

Nanoscale Research Letters

In the 1950s, their ethnicity was ascertained to be Tu; by examining a great quantity of documents, we can see that they were originally Han immigrants, and also had Mongolian components: however, they identified themselves as Tibetan.

International Journal of Anthropology and Ethnology

Expert writing Tips

Best practice

Use "is ascertained to be" when you want to convey a sense of formal confirmation or establishment of a fact, especially after investigation or analysis.

Common error

Avoid using "is ascertained to be" in casual or informal writing. Opt for simpler alternatives like "is found to be" or "is determined to be" to maintain a natural tone.

Linguistic Context

The phrase "is ascertained to be" functions as a passive verb construction used to indicate that something has been definitively established or confirmed after a process of investigation or discovery. Ludwig AI confirms its use in formal contexts.

Expression frequency: Rare

Frequent in

Science

67%

News & Media

33%

Formal & Business

0%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "is ascertained to be" is a formal way of saying that something has been definitively established, typically after a thorough investigation. Ludwig AI suggests that while grammatically correct, its usage is relatively rare. It is most commonly found in scientific and academic contexts, indicating a high degree of certainty and authority. Simpler alternatives, such as "is determined to be" or "is found to be", may be more suitable for informal writing. Be mindful of the tone and context when choosing to use this phrase.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

is determined to be

Focuses on the process of reaching a decision or conclusion.

is established to be

Highlights the act of setting something up as a recognized fact or truth.

is found to be

Emphasizes the act of discovery or identification.

is identified as

Focuses on the categorization or labeling of something.

is proven to be

Stresses the presence of evidence supporting a claim.

is confirmed to be

Highlights the verification or validation of something.

is recognized as

Emphasizes the general acceptance or acknowledgment of something.

is regarded as

Focuses on the perception or opinion held about something.

is understood to be

Highlights the shared comprehension or knowledge about something.

is considered to be

Emphasizes the act of evaluation or judgment.

FAQs

What does "is ascertained to be" mean?

The phrase "is ascertained to be" means that something has been definitely learned or found out, often after an investigation or thorough examination. It indicates a high degree of certainty about a particular fact or condition.

When should I use "is ascertained to be" in my writing?

Use "is ascertained to be" in formal writing or when you want to emphasize that a fact has been firmly established through a careful and methodical process. It's suitable for academic, scientific, or professional contexts.

Are there simpler alternatives to "is ascertained to be"?

Yes, depending on the context, you can use simpler alternatives such as "is found to be", "is determined to be", or "is established to be". These alternatives convey a similar meaning but may be more appropriate for less formal situations.

Is it correct to say "was ascertained to be" instead of "is ascertained to be"?

Yes, "was ascertained to be" is the past tense form and is perfectly correct when referring to something that was learned or established in the past. The choice between "is" and "was" depends on the time frame you are referring to.