Faddeev–Popov ghost

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Faddeev–Popov ghost

Quality:

Faddeev–Popov ghost - type of unphysical field in quantum field theory which provides mathematical consistency. Article “Faddeev–Popov ghost” in English Wikipedia has 23.5 points for quality (as of July 1, 2025). The article contains 5 references and 9 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 1.24 points.

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 “Faddeev–Popov ghost”, its content was written by 67 registered users of English Wikipedia and edited by 204 registered Wikipedia users in all languages.

The article is cited 298 times in English Wikipedia and cited 1768 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #39268 in May 2004
  • Global: #65556 in February 2012

The highest popularity rank from 2008:

  • Local (English): #123690 in September 2008
  • Global: #132334 in July 2012

There are 15 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
1English (en)
Faddeev–Popov ghost
23.5077
2Chinese (zh)
法捷耶夫-波波夫鬼粒子
21.7665
3Arabic (ar)
شبح فادييف-بوبوف
21.0857
4Malay (ms)
Hantu Faddeev–Popov
20.3269
5Portuguese (pt)
Fantasmas de Faddeev-Popov
20.3193
6Hindi (hi)
फाद्दीव–पोपोव परछाप
16.7643
7Catalan (ca)
Camp fantasma
15.9334
8Spanish (es)
Fantasma de Faddéyev-Popov
13.0922
9Italian (it)
Ghost di Faddeev-Popov
12.2316
10Russian (ru)
Духи Фаддеева — Попова
10.3158
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 "Faddeev–Popov ghost" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Faddeev–Popov ghost
487 313
2Russian (ru)
Духи Фаддеева — Попова
82 444
3Japanese (ja)
ファデエフ=ポポフゴースト
70 676
4German (de)
Faddejew-Popow-Geister
21 938
5Italian (it)
Ghost di Faddeev-Popov
21 146
6Chinese (zh)
法捷耶夫-波波夫鬼粒子
15 348
7Spanish (es)
Fantasma de Faddéyev-Popov
13 989
8Portuguese (pt)
Fantasmas de Faddeev-Popov
9 272
9Korean (ko)
파데예프-포포프 유령
7 831
10Persian (fa)
ارواح فادیف–پوپوف
5 792
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 "Faddeev–Popov ghost" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Faddeev–Popov ghost
2 380
2Japanese (ja)
ファデエフ=ポポフゴースト
207
3Russian (ru)
Духи Фаддеева — Попова
194
4Chinese (zh)
法捷耶夫-波波夫鬼粒子
140
5German (de)
Faddejew-Popow-Geister
115
6Italian (it)
Ghost di Faddeev-Popov
69
7Spanish (es)
Fantasma de Faddéyev-Popov
39
8Korean (ko)
파데예프-포포프 유령
39
9Portuguese (pt)
Fantasmas de Faddeev-Popov
34
10Hindi (hi)
फाद्दीव–पोपोव परछाप
18
More...

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

The highest AI

Language versions of the article "Faddeev–Popov ghost" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Faddeev–Popov ghost
67
2Italian (it)
Ghost di Faddeev-Popov
24
3German (de)
Faddejew-Popow-Geister
21
4Russian (ru)
Духи Фаддеева — Попова
21
5Chinese (zh)
法捷耶夫-波波夫鬼粒子
15
6Spanish (es)
Fantasma de Faddéyev-Popov
14
7Arabic (ar)
شبح فادييف-بوبوف
9
8Japanese (ja)
ファデエフ=ポポフゴースト
8
9Ukrainian (uk)
Духи Фаддєєва — Попова
7
10Persian (fa)
ارواح فادیف–پوپوف
6
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 "Faddeev–Popov ghost" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Arabic (ar)
شبح فادييف-بوبوف
0
2Catalan (ca)
Camp fantasma
0
3German (de)
Faddejew-Popow-Geister
0
4English (en)
Faddeev–Popov ghost
0
5Spanish (es)
Fantasma de Faddéyev-Popov
0
6Persian (fa)
ارواح فادیف–پوپوف
0
7Hindi (hi)
फाद्दीव–पोपोव परछाप
0
8Italian (it)
Ghost di Faddeev-Popov
0
9Japanese (ja)
ファデエフ=ポポフゴースト
0
10Korean (ko)
파데예프-포포프 유령
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 "Faddeev–Popov ghost" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Faddeev–Popov ghost
298
2Chinese (zh)
法捷耶夫-波波夫鬼粒子
246
3Italian (it)
Ghost di Faddeev-Popov
222
4Portuguese (pt)
Fantasmas de Faddeev-Popov
180
5Japanese (ja)
ファデエフ=ポポフゴースト
146
6Arabic (ar)
شبح فادييف-بوبوف
124
7Ukrainian (uk)
Духи Фаддєєва — Попова
124
8Catalan (ca)
Camp fantasma
118
9Persian (fa)
ارواح فادیف–پوپوف
113
10Korean (ko)
파데예프-포포프 유령
73
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
arArabic
شبح فادييف-بوبوف
caCatalan
Camp fantasma
deGerman
Faddejew-Popow-Geister
enEnglish
Faddeev–Popov ghost
esSpanish
Fantasma de Faddéyev-Popov
faPersian
ارواح فادیف–پوپوف
hiHindi
फाद्दीव–पोपोव परछाप
itItalian
Ghost di Faddeev-Popov
jaJapanese
ファデエフ=ポポフゴースト
koKorean
파데예프-포포프 유령
msMalay
Hantu Faddeev–Popov
ptPortuguese
Fantasmas de Faddeev-Popov
ruRussian
Духи Фаддеева — Попова
ukUkrainian
Духи Фаддєєва — Попова
zhChinese
法捷耶夫-波波夫鬼粒子

Popularity rank trends

Best Rank English:
#123690
09.2008
Global:
#132334
07.2012

AI rank trends

Best Rank English:
#39268
05.2004
Global:
#65556
02.2012

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Faddeev–Popov ghost from Wikipedia articles about Ghost field, Feynman diagram, Ludvig Faddeev, BRST quantization and Yang–Mills theory. Whereas reading the article about Faddeev–Popov ghost people most often go to Wikipedia articles on Ghost field, Ludvig Faddeev, Victor Popov, BRST quantization and Gauge fixing.

Cumulative results of quality and popularity of the Wikipedia article

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

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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