at certain conditions

USAGE SUMMARY

The phrase "at certain conditions" is not correct in standard written English.
The correct expression would be "under certain conditions." Example: "The experiment will yield different results under certain conditions."

⚠ May contain grammatical issues

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

28 human-written examples

At certain conditions, volumetric hot spots ahead of the propagating flame are identified.

Journal of Loss Prevention in the Process Industries

LDH exhibited stability against freezing in the laboratory-scale system, suggesting a protective effect of cryoconcentration at certain conditions.

Journal of Pharmaceutical Sciences

The result suggests that at certain conditions we may find smaller product crystals at decreased reactant concentrations.

Chemical Engineering Science

The results indicate that at certain conditions an unsteady type of flow with vortices and recirculation regions can occur.

Chemical Engineering Science

At certain conditions (1 Pa, 400 W, 60 min), quite uniform nanometer sized particles 40 50 nm have been obtained.

Surface and Coatings Technology

Our experiments proved that at certain conditions the use of thermovision for detection of weak places on loaded ropes and chains is applicable.

Measurement

Human-verified similar examples from authoritative sources

Similar Expressions

32 human-written examples

Then, the SiO2 core was etched by hydrofluoric acid at certain condition and the pre-trapped FITC molecules remained within the inner cavity.

Polymer

Due to the flame burner attachment, an extremely high H can be expected for a hydrogen jet diffusion flame to achieve excess-enthalpy combustion at certain condition.

Combustion and Flame

The combination of FBG and SERP has produced a stream of high-purity hydrogen at some certain conditions, and about 88.4 vol % of hydrogen (H2O- and N2-free basis) was obtained at 818 °C of FBG temperature with 706 583 °C of SERP temperature.

International Journal of Hydrogen Energy

At some certain conditions, we observed that W18O49nanorods having different density (density gradient) can be grown on the SiC nanowires and this is attributed to the mass transport effect of tungsten oxide source material.

Nanoscale Research Letters

However, the test results and developed regression models were only based on limited test data, and these experimental observations and developed models maybe only applicable at these certain conditions.

International Journal of Concrete Structures and Materials

Expert writing Tips

Best practice

Prefer the phrase "under certain conditions" for grammatically correct and widely accepted usage. This ensures clarity and credibility in your writing.

Common error

Avoid using "at" with "certain conditions". The correct preposition is "under", as in "under certain conditions". Using "at" can make your writing seem unpolished.

Linguistic Context

The phrase "at certain conditions" functions as an adverbial prepositional phrase, modifying a verb or clause by specifying the circumstances under which an action or state is applicable. Ludwig AI indicates that the correct phrase is "under certain conditions".

Expression frequency: Common

Frequent in

Science

70%

News & Media

15%

Wiki

8%

Less common in

Academia

4%

Formal & Business

2%

Encyclopedias

1%

Ludwig's WRAP-UP

The phrase "at certain conditions" is commonly used, but it's grammatically incorrect. According to Ludwig AI, the correct preposition is "under", making "under certain conditions" the preferred choice. While the phrase appears across diverse sources, ranging from scientific publications to news articles, opting for "under certain conditions" ensures greater clarity and grammatical accuracy. Remember that it indicates limitations or specific pre-requisites must be satisfied. By understanding its function, purpose, and register, you can effectively use the correct version of this phrase in your writing.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

under certain circumstances

Replaces "conditions" with "circumstances", providing a more general term for specific situations.

under specific conditions

Substitutes "certain" with "specific", emphasizing a more precise set of requirements.

given certain prerequisites

Replaces "conditions" with "prerequisites", highlighting necessary preconditions.

subject to certain limitations

Focuses on constraints or restrictions that apply in particular cases.

depending on the situation

Offers a more informal way to indicate that the outcome varies based on the context.

in particular cases

Emphasizes that the statement is true only for some instances, not universally.

contingent on specific factors

Highlights that the result is reliant on identified elements or influences.

when certain criteria are met

Focuses on satisfying specific benchmarks or standards.

provided that certain requirements are fulfilled

Emphasizes the necessity of meeting particular needs or stipulations.

in certain scenarios

Indicates that the effect will depend on the context.

FAQs

What is the correct way to say "at certain conditions"?

The correct phrase is "under certain conditions". The preposition "under" is the standard usage in this context.

Can I use "in certain conditions" instead of "at certain conditions"?

While "in certain conditions" might seem similar, it's not the preferred usage. Stick to "under certain conditions" for clarity and grammatical correctness.

What does "under certain conditions" mean?

"Under certain conditions" means that something is only true or possible if specific requirements or circumstances are met. It indicates that there are limitations or preconditions that must be satisfied.

Are there any alternatives to "under certain conditions"?

Yes, you can use alternatives like "in specific circumstances" or "given particular conditions" depending on the context.