Diffraction

fr

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Diffraction

Quality:

Diffraction - various phenomena that occur when a wave encounters an obstacle or a slit. Article “Diffraction” in French Wikipedia has 24.4 points for quality (as of July 1, 2026). The article contains 13 references and 8 sections.

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

Since the creation of article “Diffraction”, its content was written by 126 registered users of French Wikipedia and edited by 2058 registered Wikipedia users in all languages.

The article is cited 439 times in French Wikipedia and cited 6068 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (French): #412 in January 2004
  • Global: #648 in October 2001

The highest popularity rank from 2008:

  • Local (French): #4621 in October 2008
  • Global: #4685 in May 2009

There are 51 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, 2026 (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
1Chinese (zh)
衍射
86.083
2English (en)
Diffraction
83.9017
3Estonian (et)
Difraktsioon
70.064
4Finnish (fi)
Diffraktio
64.4714
5Polish (pl)
Dyfrakcja
64.3159
6Spanish (es)
Difracción
52.726
7Hungarian (hu)
Diffrakció
49.6892
8Portuguese (pt)
Difração
47.0437
9Croatian (hr)
Ogib
46.0019
10Russian (ru)
Дифракция
43.9843
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 "Diffraction" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Diffraction
8 730 661
2Spanish (es)
Difracción
3 635 481
3Russian (ru)
Дифракция
2 979 373
4German (de)
Beugung (Physik)
1 465 634
5Polish (pl)
Dyfrakcja
1 440 328
6French (fr)
Diffraction
1 164 426
7Chinese (zh)
衍射
1 048 975
8Italian (it)
Diffrazione
968 143
9Japanese (ja)
回折
796 481
10Portuguese (pt)
Difração
745 698
More...

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

Most popular in June 2026

The most popular language versions of the article "Diffraction" in June 2026
#LanguagePopularity awardRelative popularity
1English (en)
Diffraction
9 832
2Russian (ru)
Дифракция
2 845
3Chinese (zh)
衍射
1 947
4French (fr)
Diffraction
1 681
5German (de)
Beugung (Physik)
1 338
6Japanese (ja)
回折
1 106
7Polish (pl)
Dyfrakcja
979
8Spanish (es)
Difracción
969
9Italian (it)
Diffrazione
831
10Korean (ko)
회절
489
More...

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

The highest AI

Language versions of the article "Diffraction" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Diffraction
494
2German (de)
Beugung (Physik)
143
3Russian (ru)
Дифракция
129
4French (fr)
Diffraction
126
5Italian (it)
Diffrazione
100
6Spanish (es)
Difracción
81
7Chinese (zh)
衍射
71
8Dutch (nl)
Diffractie
65
9Polish (pl)
Dyfrakcja
50
10Portuguese (pt)
Difração
47
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 2026

Language versions of the article "Diffraction" with the highest AI in June 2026
#LanguageAI awardRelative AI
1English (en)
Diffraction
4
2Chinese (zh)
衍射
2
3Catalan (ca)
Difracció
1
4Korean (ko)
회절
1
5Polish (pl)
Dyfrakcja
1
6Romanian (ro)
Difracție
1
7Arabic (ar)
حيود
0
8Azerbaijani (az)
Difraksiya
0
9Belarusian (be)
Дыфракцыя
0
10Bulgarian (bg)
Дифракция
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 "Diffraction" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Diffraction
832
2French (fr)
Diffraction
439
3German (de)
Beugung (Physik)
339
4Russian (ru)
Дифракция
293
5Chinese (zh)
衍射
276
6Spanish (es)
Difracción
257
7Ukrainian (uk)
Дифракція
219
8Italian (it)
Diffrazione
216
9Polish (pl)
Dyfrakcja
193
10Japanese (ja)
回折
189
More...

Scores

Estimated value for Wikipedia:
French:
Global:
Popularity in June 2026:
French:
Global:
Popularity in all years:
French:
Global:
Authors in June 2026:
French:
Global:
Registered authors in all years:
French:
Global:
Citations:
French:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
حيود
azAzerbaijani
Difraksiya
beBelarusian
Дыфракцыя
bgBulgarian
Дифракция
caCatalan
Difracció
csCzech
Difrakce
daDanish
Diffraktion
deGerman
Beugung (Physik)
elGreek
Περίθλαση
enEnglish
Diffraction
eoEsperanto
Difrakto
esSpanish
Difracción
etEstonian
Difraktsioon
euBasque
Difrakzio (fisika)
faPersian
پراش
fiFinnish
Diffraktio
frFrench
Diffraction
glGalician
Difracción
heHebrew
עקיפה
hiHindi
विवर्तन
hrCroatian
Ogib
huHungarian
Diffrakció
hyArmenian
Դիֆրակցիա
idIndonesian
Difraksi
itItalian
Diffrazione
jaJapanese
回折
kkKazakh
Дифракция
koKorean
회절
ltLithuanian
Difrakcija
msMalay
Belauan
nlDutch
Diffractie
nnNorwegian (Nynorsk)
Diffraksjon
noNorwegian
Diffraksjon
plPolish
Dyfrakcja
ptPortuguese
Difração
roRomanian
Difracție
ruRussian
Дифракция
shSerbo-Croatian
Difrakcija
simpleSimple English
Diffraction
skSlovak
Difrakcia
slSlovenian
Uklon
srSerbian
Дифракција
svSwedish
Diffraktion
taTamil
விளிம்பு விளைவு
thThai
การเลี้ยวเบน
trTurkish
Kırınım
ukUkrainian
Дифракція
urUrdu
انکسار نور
uzUzbek
Difraksiya
viVietnamese
Nhiễu xạ
zhChinese
衍射

Popularity rank trends

Best Rank French:
#4621
10.2008
Global:
#4685
05.2009

AI rank trends

Best Rank French:
#412
01.2004
Global:
#648
10.2001

Local popularity rank history

Global popularity rank history

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections (July 2025 – June 2026)

Wikipedia readers most often find their way to information on Diffraction from Wikipedia articles about Diffraction grating, Double-slit experiment, Huygens–Fresnel principle, Refraction and Matter wave. Whereas reading the article about Diffraction people most often go to Wikipedia articles on Huygens–Fresnel principle, Interference, Diffraction grating, Fraunhofer diffraction and Refraction.

Cumulative results of quality and popularity of the Wikipedia article

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

zh: 衍射
ja: 回折
ko: 회절
hr: Ogib
simple: Diffraction
sl: Uklon

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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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information