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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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a specified duration of

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "a specified duration of" is correct and usable in written English.
It can be used when referring to a defined length of time for an event, activity, or condition. Example: "The project will take a specified duration of six months to complete."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

9 human-written examples

In the proposed mission scenario, the ground objects require a specified duration of staring imaging by the video satellite.

The dataset represents a semi-continuous spill on water, where LNG is released on a confined area of water for a specified duration of time.

After the CFT columns had been axially loaded and heated for a specified duration of time, the specimens were cooled down to room temperature according to the ISO-834 fire standard while the axial load was kept constant.

MRL is an estimate of the daily exposure to a hazardous substance that is likely to be without appreciable risk of adverse non cancer health effects over a specified duration of exposure.

As it is shown in Fig. 2 for an example WTG under its rated operation, the peak active power output can be achieved within 200 ms and then declines exponentially over a specified duration of T s.

Enclosures refer to areas closed off from human and domestic animal interference for a specified duration of time in order to promote the natural regeneration of plants and reduce land degradation on formerly degraded communal grazing land (Mekuria et al. 2011).

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Human-verified similar examples from authoritative sources

Similar Expressions

49 human-written examples

The simulation can cover any specified duration of days; we usually operate in 180 days for typical influenza season, but there are times when 365 days duration is imperative for a slow progressing epidemic.

Science

Plosone

Ions are bounced in between the mirrors for a specified duration whereby increasing their flight time and resolution.

Intensifier gating refers to the operation of the shutter where the photons are integrated at each time bin over a specified duration, referred to as the gate-width.

The priming solution was decanted after the specified duration of priming, and seeds were placed in plastic dishes lined with a few layers of paper towels that were frequently replaced during the first hours to accelerate drying of primed seeds.

Science

AoB PLANTS

Cumulative dose was computed by multiplying the daily dose of each CG prescription by its specified duration of use and then summing the total quantities received between cohort entry and index date.

Science

BMC Cancer
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Expert writing Tips

Best practice

When describing experiments or medical treatments, use "a specified duration of" to clearly indicate the length of the procedure or treatment to ensure reproducibility and clarity.

Common error

Avoid phrasing like "The experiment was conducted for a specified duration of time". Instead, use active voice: "We conducted the experiment for "a specified duration of" 30 minutes", which is more direct and engaging.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

82%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "a specified duration of" functions as a pre-modifying adjective phrase, indicating a particular timeframe or length of time that has been determined or outlined. It generally modifies a noun referring to an event or process. Ludwig AI confirms its proper usage.

Expression frequency: Uncommon

Frequent in

Science

70%

News & Media

20%

Encyclopedias

5%

Less common in

Wiki

2%

Formal & Business

3%

Ludwig's WRAP-UP

In summary, "a specified duration of" serves as a clear and precise way to communicate a particular timeframe or length of time. As Ludwig AI confirms, the phrase is grammatically correct and commonly found in scientific and formal contexts, though it can also appear in news media and encyclopedic entries. When writing, it's best to employ this phrase when clarity about the time frame is essential and to avoid overuse of passive voice. Alternatives like "a defined period of time" or "a set duration of time" can provide stylistic variation while maintaining accuracy.

FAQs

How can I use "a specified duration of" in a sentence?

You can use "a specified duration of" to indicate a particular length of time that something lasts or continues. For example, "The medication should be taken for "a specified duration of time" to be effective."

What are some alternatives to "a specified duration of"?

Some alternatives include "a defined period of time", "a set duration of time", or "a particular length of time". Choose the phrase that best fits the context.

Is it better to say "specified duration" or "specified duration of time"?

Both phrases are acceptable, but "a specified duration of time" is more explicit. "Specified duration" is often used when the context makes it clear that you're talking about time.

How does "a specified duration of" differ from "an indefinite period of"?

"A specified duration of" indicates a precise, known length of time, while "an indefinite period of" implies that the length of time is unknown or undetermined.

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Source & Trust

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Authority and reliability

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Expert rating

Real-world application tested

Most frequent sentences: