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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
complex phase
Grammar usage guide and real-world examplesUSAGE SUMMARY
"complex phase" is a perfectly valid phrase in written English.
You can use it to refer to a period of time which is characterized by a set of complicated or interrelated conditions. For example, "This year has been a particularly complex phase for businesses, with constant shifts in the global economy."
✓ Grammatically correct
Science
News & Media
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
60 human-written examples
As the American military campaign shifts to the south, the operation has entered a far more complex phase.
News & Media
Either way, Americans are about to enter a complex phase of the war that is the very antithesis of the lightning campaign they have waged so far.
News & Media
An ungainly, propeller-driven craft that flies as slowly as 80 miles per hour and is operated by remote control, the RQ-1 Predator has nonetheless proved a formidable weapon as the war enters its most complex phase: the hunt for the leadership of Al Qaeda and the Taliban.
News & Media
A complex phase multiplication requires six FLOPs.
These systems show a complex phase behavior.
Science
They reveal complex phase transformation behavior.
Science
b Complex phase of admittance between FGAs and topography.
Science
Second, the complex phase encodes the signal location.
We find that lithium ions insertion triggers complex phase transformations.
Science
This complex phase may need stratification of he measures.
Science
Complex phase transformation reactions occurred in the aluminide layer.
Expert writing Tips
Best practice
When using "complex phase", ensure the context clearly defines what makes the phase complex. Providing specific details or examples will enhance clarity and prevent ambiguity.
Common error
Avoid using "complex phase" as a generic descriptor for anything difficult. Instead, pinpoint the specific aspects that contribute to the complexity, such as multiple interacting factors, intricate dependencies, or a high degree of uncertainty.
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "complex phase" functions primarily as a noun phrase, where "complex" modifies the noun "phase". It typically describes a specific period, stage, or state that is characterized by intricate, multifaceted, or challenging aspects. As Ludwig highlights, the phrase is grammatically correct and frequently used.
Frequent in
Science
84%
News & Media
11%
Formal & Business
5%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "complex phase" is a grammatically sound and frequently used noun phrase, predominantly found in scientific and technical contexts. According to Ludwig, it effectively describes a period or stage marked by intricate, multifaceted, or challenging elements. While interchangeable with terms like "complicated stage" or "challenging period", the nuances of each term depend on the specific context. Remember to clarify what makes the phase complex to avoid overgeneralization. With its high frequency across reputable sources, the phrase is a valuable tool for precise and nuanced communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
complicated stage
Replaces "complex" with "complicated", emphasizing the difficulty involved in the stage.
intricate period
Substitutes "complex" with "intricate" and "phase" with "period", highlighting the detailed and elaborate nature of the timeframe.
difficult stage
Emphasizes the challenging aspect of the phase by using the adjective "difficult".
challenging period
Replaces both words with synonyms focusing on the demanding nature of the time.
multifaceted element
Shifts focus to a component with many aspects, rather than a period, changing the context slightly.
elaborate phase
Uses "elaborate" instead of "complex", emphasizing the detailed and intricate nature of the phase.
involved stage
Focuses on the intricate connections and implications present in the stage.
convoluted situation
Substitutes the phrase with something emphasizing the confusing and complicated arrangement of a situation.
sophisticated stage
Replaces "complex" with "sophisticated" to highlight the advanced or refined nature of the stage.
advanced period
Focuses on the progressed or developed aspect of the timeframe.
FAQs
How can I use "complex phase" in a sentence?
You can use "complex phase" to describe a period or stage characterized by multiple interacting factors or intricate processes. For example: "The project entered a "complex phase" due to unforeseen regulatory hurdles".
What are some alternatives to "complex phase"?
Alternatives include "complicated stage", "intricate period", or "challenging period", depending on the specific nuance you wish to convey.
Is it better to say "complex phase" or "complicated phase"?
Both "complex phase" and "complicated phase" are grammatically correct, but "complex" often implies a higher degree of interconnectedness and multifaceted elements, while "complicated" can simply refer to difficulty. Choose the term that best reflects the nature of the phase you're describing.
In scientific contexts, what does "complex phase" typically refer to?
In scientific contexts, "complex phase" often refers to systems or materials exhibiting intricate behaviors or structures. This could involve "complex phase behavior" in chemistry or physics, where multiple phases interact in non-trivial ways.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested