Direct and indirect band gaps

Indirect bandgap - Types of band gaps. Article “Direct and indirect band gaps” in English Wikipedia has 26.7 points for quality (as of July 1, 2025). The article contains 4 references and 7 sections.

In this language version of Wikipedia the article has the best quality. Also, this article is the most popular in that (English) language version.

Since the creation of article “Direct and indirect band gaps”, its content was written by 60 registered users of English Wikipedia and edited by 127 registered Wikipedia users in all languages.

The article is cited 104 times in English Wikipedia and cited 230 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #9449 in January 2003
• Global: #13359 in January 2003

The highest popularity rank from 2008:

• Local (English): #82490 in April 2015
• Global: #142723 in November 2018

There are 8 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Direct and indirect band gaps		26.673
2	Turkish (tr) Doğrudan ve dolaylı bant aralığı		22.0841
3	French (fr) Gap direct et gap indirect		16.7164
4	Catalan (ca) Bandes prohibides directa i indirecta		14.6794
5	Persian (fa) کاف انرژی مستقیم و غیرمستقیم		14.1721
6	Italian (it) Banda proibita diretta e indiretta		5.9576
7	Chinese (zh) 直接带隙和间接带隙		5.6353
8	Japanese (ja) 間接遷移		3.0689

More...

The following table shows the most popular language versions of the article.

The most popular language versions of the article "Direct and indirect band gaps" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Direct and indirect band gaps		1 722 202
2	Japanese (ja) 間接遷移		109 466
3	Chinese (zh) 直接带隙和间接带隙		83 860
4	French (fr) Gap direct et gap indirect		49 206
5	Italian (it) Banda proibita diretta e indiretta		27 928
6	Persian (fa) کاف انرژی مستقیم و غیرمستقیم		26 463
7	Turkish (tr) Doğrudan ve dolaylı bant aralığı		4 203
8	Catalan (ca) Bandes prohibides directa i indirecta		214

More...

The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Direct and indirect band gaps" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Direct and indirect band gaps		3 484
2	Chinese (zh) 直接带隙和间接带隙		492
3	French (fr) Gap direct et gap indirect		255
4	Japanese (ja) 間接遷移		167
5	Italian (it) Banda proibita diretta e indiretta		108
6	Persian (fa) کاف انرژی مستقیم و غیرمستقیم		40
7	Turkish (tr) Doğrudan ve dolaylı bant aralığı		32
8	Catalan (ca) Bandes prohibides directa i indirecta		16

More...

The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Direct and indirect band gaps" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Direct and indirect band gaps		60
2	Italian (it) Banda proibita diretta e indiretta		18
3	Japanese (ja) 間接遷移		15
4	Persian (fa) کاف انرژی مستقیم و غیرمستقیم		11
5	Chinese (zh) 直接带隙和间接带隙		8
6	Turkish (tr) Doğrudan ve dolaylı bant aralığı		7
7	Catalan (ca) Bandes prohibides directa i indirecta		4
8	French (fr) Gap direct et gap indirect		4

More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Direct and indirect band gaps" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Catalan (ca) Bandes prohibides directa i indirecta		0
2	English (en) Direct and indirect band gaps		0
3	Persian (fa) کاف انرژی مستقیم و غیرمستقیم		0
4	French (fr) Gap direct et gap indirect		0
5	Italian (it) Banda proibita diretta e indiretta		0
6	Japanese (ja) 間接遷移		0
7	Turkish (tr) Doğrudan ve dolaylı bant aralığı		0
8	Chinese (zh) 直接带隙和间接带隙		0

More...

The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Direct and indirect band gaps" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Direct and indirect band gaps		104
2	French (fr) Gap direct et gap indirect		35
3	Persian (fa) کاف انرژی مستقیم و غیرمستقیم		25
4	Chinese (zh) 直接带隙和间接带隙		22
5	Catalan (ca) Bandes prohibides directa i indirecta		13
6	Italian (it) Banda proibita diretta e indiretta		13
7	Japanese (ja) 間接遷移		12
8	Turkish (tr) Doğrudan ve dolaylı bant aralığı		6

More...

#	Language	Value
ca	Catalan Bandes prohibides directa i indirecta
en	English Direct and indirect band gaps
fa	Persian کاف انرژی مستقیم و غیرمستقیم
fr	French Gap direct et gap indirect
it	Italian Banda proibita diretta e indiretta
ja	Japanese 間接遷移
tr	Turkish Doğrudan ve dolaylı bant aralığı
zh	Chinese 直接带隙和间接带隙

Best Rank

English: #82490 04.2015

Global: #142723 11.2018

Best Rank

English: #9449 01.2003

Global: #13359 01.2003

On 21 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Alysa Liu, Eric Dane, 2026 Winter Olympics, Rebecca Gayheart, Johannes Høsflot Klæbo, Wuthering Heights, amyotrophic lateral sclerosis, Andrew Mountbatten-Windsor, John F. Kennedy Jr..

In English Wikipedia the most popular articles on that day were: Eric Dane, Alysa Liu, Rebecca Gayheart, Jeffrey Epstein, 2026 Winter Olympics, Eileen Gu, John F. Kennedy Jr., Carolyn Bessette Kennedy, Deaths in 2026, Johannes Høsflot Klæbo.

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information