Type I string theory

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Type I string theory

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Type I string theory - theory of strings where left- and right-movers are identified via orientifolding, obtained as IIB string theory with 32 spacetime-filling D9-branes (producing a O(32) gauge group) and a spacetime-filling O9-plane. Article "Type I string theory" in English Wikipedia has 15.3 points for quality (as of July 1, 2025). The article contains 3 references and 3 sections.

This article has the best quality in German Wikipedia. However, this article is the most popular in English version.

In June 2025 the article "Type I string theory" was edited by 1 authors in English Wikipedia and written by 1 authors in all languages.

Since the creation of article "Type I string theory", its content was written by 33 registered users of English Wikipedia and edited by 97 registered Wikipedia users in all languages.

The article is cited 202 times in English Wikipedia and cited 413 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #21887 in October 2013
  • Global: #77766 in October 2013

The highest popularity rank from 2008:

  • Local (English): #532187 in April 2008
  • Global: #606281 in September 2008

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.

Languages with the highest quality

#LanguageQuality gradeQuality score
1German (de)
Typ-I-Stringtheorie
16.1587
2English (en)
Type I string theory
15.2906
3Spanish (es)
Teoría de cuerdas de Tipo I
14.447
4Korean (ko)
I종 끈 이론
13.5289
5Chinese (zh)
第一型弦理論
10.6095
6Italian (it)
Teoria di stringa tipo I
8.7185
7Lithuanian (lt)
I tipo stygų teorija
1.1517
8French (fr)
Théorie des cordes de type I
0.1589
More...

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

Most popular in all the time

The most popular language versions of the article "Type I string theory" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Type I string theory
115 136
2Spanish (es)
Teoría de cuerdas de Tipo I
39 628
3French (fr)
Théorie des cordes de type I
17 195
4Italian (it)
Teoria di stringa tipo I
15 933
5Chinese (zh)
第一型弦理論
8 429
6Lithuanian (lt)
I tipo stygų teorija
5 810
7German (de)
Typ-I-Stringtheorie
4 404
8Korean (ko)
I종 끈 이론
572
More...

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

Most popular in June 2025

The most popular language versions of the article "Type I string theory" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Type I string theory
335
2Chinese (zh)
第一型弦理論
88
3Spanish (es)
Teoría de cuerdas de Tipo I
86
4Italian (it)
Teoria di stringa tipo I
29
5French (fr)
Théorie des cordes de type I
26
6German (de)
Typ-I-Stringtheorie
18
7Korean (ko)
I종 끈 이론
8
8Lithuanian (lt)
I tipo stygų teorija
7
More...

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

The highest AI

Language versions of the article "Type I string theory" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Type I string theory
33
2Italian (it)
Teoria di stringa tipo I
18
3Spanish (es)
Teoría de cuerdas de Tipo I
15
4French (fr)
Théorie des cordes de type I
12
5German (de)
Typ-I-Stringtheorie
9
6Lithuanian (lt)
I tipo stygų teorija
4
7Korean (ko)
I종 끈 이론
3
8Chinese (zh)
第一型弦理論
3
More...

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

The highest AI in June 2025

Language versions of the article "Type I string theory" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Type I string theory
1
2German (de)
Typ-I-Stringtheorie
0
3Spanish (es)
Teoría de cuerdas de Tipo I
0
4French (fr)
Théorie des cordes de type I
0
5Italian (it)
Teoria di stringa tipo I
0
6Korean (ko)
I종 끈 이론
0
7Lithuanian (lt)
I tipo stygų teorija
0
8Chinese (zh)
第一型弦理論
0
More...

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

The highest CI

Language versions of the article "Type I string theory" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Type I string theory
202
2Chinese (zh)
第一型弦理論
102
3French (fr)
Théorie des cordes de type I
35
4Italian (it)
Teoria di stringa tipo I
21
5Spanish (es)
Teoría de cuerdas de Tipo I
20
6Korean (ko)
I종 끈 이론
13
7Lithuanian (lt)
I tipo stygų teorija
13
8German (de)
Typ-I-Stringtheorie
7
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in June 2025:
English:
Global:
Popularity in all years:
English:
Global:
Authors in June 2025:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
deGerman
Typ-I-Stringtheorie
enEnglish
Type I string theory
esSpanish
Teoría de cuerdas de Tipo I
frFrench
Théorie des cordes de type I
itItalian
Teoria di stringa tipo I
koKorean
I종 끈 이론
ltLithuanian
I tipo stygų teorija
zhChinese
第一型弦理論

Popularity rank trends

Best Rank English:
#532187
04.2008 		Global:
#606281
09.2008

AI rank trends

Best Rank English:
#21887
10.2013 		Global:
#77766
10.2013

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Type I string theory from Wikipedia articles about Superstring theory, String theory, String, M-theory and Type II string theory. Whereas reading the article about Type I string theory people most often go to Wikipedia articles on Type II string theory, String, String theory, Heterotic string and Yang–Mills theory.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

en: Type I string theory
es: Teoría de cuerdas de Tipo I
fr: Théorie des cordes de type I
it: Teoria di stringa tipo I
zh: 第一型弦理論
lt: I tipo stygų teorija
de: Typ-I-Stringtheorie
ko: I종 끈 이론

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About WikiRank

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