is not observed

USAGE SUMMARY

The phrase "is not observed" is correct and commonly used in written English.
It can be used to describe a situation where something is not noticed or paid attention to, or when something is not followed or adhered to. Example: Despite being a rule in the company handbook, proper procedure for reporting incidents is not observed by many employees.

✓ Grammatically correct

Science

News & Media

Academia

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Phase separation is not observed.

Carbon

A similar drop is not observed for boys.

The New York Times

Poor post-listing performance is not observed in larger firms.

Harvard University

This electron transfer is not observed in pure systems.

Inorganica Chimica Acta

The stump-tail defect is not observed in birds.

Animal Reproduction Science

NO2 is not observed in the gas phase.

Applied Catalysis B: Environmental

This problem is not observed at temperatures lower than Tg.

Materials Science and Engineering: A

Patterned growth is not observed in Si YSi2 system.

Journal of the European Ceramic Society

When it comes to sports, especially to baseball, it is not observed.

The New Yorker

Dawn dusk asymmetry of LLBL thickness is not observed.

Advances in Space Research

However, phase transition to the layered phase is not observed.

Electrochimica Acta

Expert writing Tips

Best practice

When using "is not observed" in scientific writing, ensure the context clearly specifies the conditions under which the observation was expected. This adds rigor and transparency to your findings.

Common error

Avoid relying solely on "is not observed" to describe the absence of something. Instead, enrich your writing by explaining the implications or potential reasons behind its absence for better clarity and impact.

Linguistic Context

The phrase "is not observed" functions as a negative statement, indicating the absence of something that was expected or looked for. Ludwig AI confirms its correct usage.

Expression frequency: Very common

Frequent in

Science

80%

Academia

10%

News & Media

5%

Less common in

Formal & Business

2%

Encyclopedias

1%

Wiki

1%

Ludwig's WRAP-UP

In summary, the phrase "is not observed" is a grammatically sound and frequently used expression, particularly within scientific and academic writing. It serves to report the absence of an expected outcome, providing clarity and objectivity. As Ludwig AI points out, the phrase is correct and commonly used. When using "is not observed", ensure you clearly define the conditions under which the observation was expected. While it's a valuable tool, avoid overuse in descriptive writing; instead, provide explanations or potential reasons for the absence. Consider alternatives like "is not detected" or "is not apparent" for nuanced expression.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

is not detected

Focuses on the lack of detection rather than observation, implying a technical or scientific context.

is not seen

Emphasizes the absence of visual evidence or sighting.

is not found

Highlights the failure to locate or discover something, whether physically or conceptually.

is not apparent

Indicates that something is not easily noticeable or obvious.

is not noticed

Suggests that something is present but goes unnoticed or unacknowledged.

is absent

Directly states the lack of presence.

does not occur

Focuses on the non-occurrence of an event or phenomenon.

is unnoticeable

Emphasizes the difficulty in noticing or perceiving something.

is imperceptible

Highlights that something cannot be perceived by the senses or intellect.

is not present

Stresses the non-existence or absence of something in a specific context.

FAQs

How to use "is not observed" in a scientific paper?

In scientific writing, "is not observed" is used to report the absence of an expected phenomenon or result under specific conditions. Be sure to clearly state the conditions and methods used. For example: "Under these experimental conditions, the predicted effect "is not observed"".

What are some alternatives to "is not observed" in formal writing?

In formal writing, you can use alternatives such as "is not detected", "is not apparent", or "is absent" to convey a similar meaning with slightly different nuances.

Is it better to say "was not observed" or "is not observed"?

The choice between "was not observed" and "is not observed" depends on the context. "Was not observed" refers to a past observation or experiment, while "is not observed" refers to a general or current state. For example: "The effect was not observed during the initial experiment" versus "The effect "is not observed" in controlled conditions".

What does it mean when something "is not observed" in research?

When something "is not observed" in research, it means that the expected or predicted outcome, phenomenon, or result did not occur or was not detected using the methods applied. This could lead to further investigation or revision of the initial hypothesis.