Photoelectric effect

Quality:

Photoelectric effect - emission of electrons when light hits a material. Article “Photoelectric effect” in Simple English Wikipedia has 32.8 points for quality (as of July 1, 2025). The article contains 11 references and 4 sections.

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

Achievements in all the time:

Simple English Wikipedia:

sim

The 1598^th most popular in Simple English Wikipedia.

sim

The 6714^th most editable in Simple English Wikipedia.

Global Wikipedia:

The 6247^th most popular in all topics.

The 8187^th most popular in AI.

Achievements in the last month:

Simple English Wikipedia:

sim

The 3460^th most popular in Simple English Wikipedia in the last month.

Since the creation of article “Photoelectric effect”, its content was written by 30 registered users of Simple English Wikipedia (6714^th place) and edited by 2794 registered Wikipedia users in all languages (8187^th place).

The article is cited 15 times in Simple English Wikipedia and cited 5406 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #356 in July 2011
• Global: #7 in July 2001

The highest popularity rank from 2008:

• Local (Simple English): #151 in April 2014
• Global: #3907 in April 2015

There are 52 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	Chinese (zh) 光电效应		84.7624
2	English (en) Photoelectric effect		80.659
3	Croatian (hr) Fotoelektrični učinak		74.9015
4	Estonian (et) Fotoefekt		56.6903
5	Serbo-Croatian (sh) Fotoelektrični efekt		55.3614
6	German (de) Photoelektrischer Effekt		51.8556
7	Russian (ru) Фотоэффект		43.5295
8	Tamil (ta) ஒளிமின் விளைவு		42.8116
9	French (fr) Effet photoélectrique		40.2926
10	Simple English (simple) Photoelectric effect		32.7637

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

#	Language	Popularity award	Relative popularity
1	English (en) Photoelectric effect		10 706 705
2	Spanish (es) Efecto fotoeléctrico		4 493 587
3	German (de) Photoelektrischer Effekt		3 181 211
4	Russian (ru) Фотоэффект		2 590 270
5	Polish (pl) Efekt fotoelektryczny		1 632 272
6	Portuguese (pt) Efeito fotoelétrico		1 338 076
7	Japanese (ja) 光電効果		1 183 420
8	French (fr) Effet photoélectrique		1 122 709
9	Chinese (zh) 光电效应		1 099 681
10	Italian (it) Effetto fotoelettrico		1 068 554

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

#	Language	Popularity award	Relative popularity
1	English (en) Photoelectric effect		27 010
2	Russian (ru) Фотоэффект		6 259
3	German (de) Photoelektrischer Effekt		5 293
4	Chinese (zh) 光电效应		4 368
5	Spanish (es) Efecto fotoeléctrico		3 956
6	Italian (it) Effetto fotoelettrico		3 084
7	French (fr) Effet photoélectrique		3 077
8	Japanese (ja) 光電効果		2 716
9	Korean (ko) 광전 효과		1 880
10	Polish (pl) Efekt fotoelektryczny		1 485

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

#	Language	AI award	Relative AI
1	English (en) Photoelectric effect		575
2	German (de) Photoelektrischer Effekt		261
3	Russian (ru) Фотоэффект		132
4	Spanish (es) Efecto fotoeléctrico		123
5	French (fr) Effet photoélectrique		121
6	Italian (it) Effetto fotoelettrico		116
7	Portuguese (pt) Efeito fotoelétrico		83
8	Chinese (zh) 光电效应		76
9	Dutch (nl) Foto-elektrisch effect		74
10	Polish (pl) Efekt fotoelektryczny		71

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

#	Language	AI award	Relative AI
1	German (de) Photoelektrischer Effekt		2
2	Greek (el) Φωτοηλεκτρικό φαινόμενο		1
3	English (en) Photoelectric effect		1
4	Persian (fa) اثر فتوالکتریک		1
5	Polish (pl) Efekt fotoelektryczny		1
6	Uzbek (uz) Fotoeffekt		1
7	Arabic (ar) أثر كهرضوئي		0
8	Azerbaijani (az) Fotoelektrik effekt		0
9	Belarusian (be) Фотаэфект		0
10	Bulgarian (bg) Фотоелектричен ефект		0

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

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 Simple English Wikipedia the most popular articles on that day were: Manon Bannerman, Black, List of European countries, XXXTentacion, Jeffrey Epstein, Megan Skiendiel, Jacqueline Kennedy Onassis, Katseye, List of people who have walked on the Moon, Golden Edge.

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