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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
which are introduced
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "which are introduced" is correct and usable in written English.
It can be used to refer to items or concepts that have been presented or brought into a discussion or text. Example: "The new policies, which are introduced to improve efficiency, will take effect next month."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(4)
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
The easiest way to sell new ones is to sell new varieties, dozens of which are introduced each year.
News & Media
From that moment on, every mother's kiss, every swaddling blanket, carries on it more microbes, which are introduced into the baby's system.
News & Media
Given sufficient time under a tropical climate, the differences in humus content of the great soil groups, which are introduced by vegetation types, are minimized.
Encyclopedias
Organized in tidy chapters, which are introduced by hand puppets, the film charts Tammy Faye LaValley's rise from her humble origins as the eldest child in a devout family of eight living in International Falls, Minn.
News & Media
The tragedies of Sikelianós (Sibylla, Daedalus in Crete, Christ in Rome, The Death of Digenis and Asklepius, which are introduced by the long dramatic poem The Dithyramb of the Rose) are more notable for their lyric than their dramatic qualities.
Encyclopedias
Usually such screens are surmounted by a cresting, which is sometimes of simple ornament but more often a very elaborate design into which are introduced a large number of human figures.
Encyclopedias
We need some nonlinear operators which are introduced below.
First let us recall some background and notations which are introduced in [1, 2].
Initially, the workflow is divided into five stages, which are introduced in the input data section.
Science
The ♢-integral has the following properties which are introduced in [6].
Here, some peers which are introduced to the initiator peer may not be trustworthy.
Expert writing Tips
Best practice
Use "which are introduced" to clearly signal the presentation of new elements, concepts, or features within a specific context, ensuring clarity for the reader.
Common error
Avoid using "which are introduced" excessively in passive constructions. Opt for active voice when possible to make your writing more direct and engaging, for instance, "we introduce these concepts" instead of "these concepts, which are introduced".
Source & Trust
82%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "which are introduced" functions as a non-restrictive relative clause, providing additional information about the nouns they modify. As Ludwig AI confirms, this phrase is commonly used to add details or clarifications to a preceding noun or concept.
Frequent in
Science
65%
News & Media
15%
Encyclopedias
5%
Less common in
Formal & Business
5%
Reference
3%
Wiki
2%
Ludwig's WRAP-UP
In summary, the phrase "which are introduced" serves as a versatile tool for adding extra information within a sentence, functioning as a non-restrictive relative clause. As Ludwig AI highlights, it's commonly used across various domains, particularly in science, news, and encyclopedias, reflecting a neutral to formal register. Remember to balance its use with active voice to maintain clarity and engagement in your writing. Consider alternatives such as "that are presented" or "that are unveiled" to add nuance to your expression. As Ludwig AI confirms, "which are introduced" is grammatically correct and widely applicable in diverse contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
that are presented
This alternative focuses on the act of presenting something, often in a formal setting.
that are unveiled
This alternative suggests a sense of revealing or uncovering something new or previously hidden.
that are established
This implies setting up or creating something new, often with a sense of permanence.
that are inaugurated
Suggests a formal beginning or introduction, usually for something significant.
that are initiated
This indicates the starting or beginning of a process or project.
that are launched
Emphasizes the start of something, often with a sense of excitement or promotion.
that are implemented
This focuses on the practical application or execution of something.
that are detailed
This alternative highlights the provision of specific information or aspects.
that are outlined
Suggests that the main points or structure of something are being presented.
that are exposed
Focuses on bringing something to light or revealing it to public view.
FAQs
How can I use "which are introduced" in a sentence?
The phrase "which are introduced" is used to add extra information about something previously mentioned. For example, "The new features, "which are introduced" in this version, improve usability."
What are some alternatives to "which are introduced"?
You can use alternatives like "that are presented", "that are unveiled", or "that are established" depending on the context.
Is it better to use "which are introduced" or "that are introduced"?
Both "which" and "that" can be used to introduce relative clauses. "Which" typically introduces non-restrictive clauses (additional, non-essential information), while "that" introduces restrictive clauses (essential information). Choose the appropriate word based on whether the information is essential to the sentence's meaning.
What is the difference between "which are introduced" and "which have been introduced"?
"Which are introduced" generally refers to something currently being presented or something that is generally known, while "which have been introduced" refers to something that was introduced at some point in the past and may still be relevant.
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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
82%
Authority and reliability
4.6/5
Expert rating
Real-world application tested