Photoelectric effect

Quality:

Photoelectric effect - emission of electrons when light hits a material. Article “Photoelectric effect” in Simple English Wikipedia has 31.3 points for quality (as of July 1, 2026). 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 1662^nd most popular in Simple English Wikipedia.

sim

The 6715^th most editable in Simple English Wikipedia.

Global Wikipedia:

The 6446^th most popular in all topics.

The 8414^th most popular in AI.

Since the creation of article “Photoelectric effect”, its content was written by 31 registered users of Simple English Wikipedia (6715^th place) and edited by 2798 registered Wikipedia users in all languages (8414^th place).

The article is cited 16 times in Simple English Wikipedia and cited 5375 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #356 in July 2011
• Global: #8 in July 2001

The highest popularity rank from 2008:

• Local (Simple English): #151 in April 2014
• Global: #3839 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, 2026 (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		84.7633
2	Hebrew (he) האפקט הפוטואלקטרי		83.8391
3	English (en) Photoelectric effect		80.7161
4	Croatian (hr) Fotoelektrični učinak		74.7934
5	Serbo-Croatian (sh) Fotoelektrični efekt		56.3838
6	Estonian (et) Fotoefekt		55.1
7	German (de) Photoelektrischer Effekt		50.5194
8	Russian (ru) Фотоэффект		43.624
9	Tamil (ta) ஒளிமின் விளைவு		42.7201
10	French (fr) Effet photoélectrique		40.1149

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

#	Language	Popularity award	Relative popularity
1	English (en) Photoelectric effect		10 972 783
2	Spanish (es) Efecto fotoeléctrico		4 538 719
3	German (de) Photoelektrischer Effekt		3 255 558
4	Russian (ru) Фотоэффект		2 987 975
5	Polish (pl) Efekt fotoelektryczny		1 650 992
6	Portuguese (pt) Efeito fotoelétrico		1 351 385
7	Japanese (ja) 光電効果		1 214 053
8	French (fr) Effet photoélectrique		1 155 703
9	Chinese (zh) 光电效应		1 136 093
10	Italian (it) Effetto fotoelettrico		1 091 009

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		15 908
2	German (de) Photoelektrischer Effekt		4 599
3	Russian (ru) Фотоэффект		3 174
4	Spanish (es) Efecto fotoeléctrico		2 399
5	French (fr) Effet photoélectrique		2 273
6	Chinese (zh) 光电效应		2 269
7	Japanese (ja) 光電効果		2 013
8	Italian (it) Effetto fotoelettrico		1 190
9	Polish (pl) Efekt fotoelektryczny		958
10	Persian (fa) اثر فتوالکتریک		760

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		589
2	German (de) Photoelektrischer Effekt		264
3	Russian (ru) Фотоэффект		132
4	Spanish (es) Efecto fotoeléctrico		124
5	French (fr) Effet photoélectrique		121
6	Italian (it) Effetto fotoelettrico		118
7	Portuguese (pt) Efeito fotoelétrico		83
8	Chinese (zh) 光电效应		77
9	Dutch (nl) Foto-elektrisch effect		74
10	Hebrew (he) האפקט הפוטואלקטרי		72

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		4
2	English (en) Photoelectric effect		2
3	Swedish (sv) Fotoelektrisk effekt		2
4	Arabic (ar) أثر كهرضوئي		1
5	Catalan (ca) Efecte fotoelèctric		1
6	Danish (da) Fotoelektrisk effekt		1
7	Esperanto (eo) Fotoelektra efiko		1
8	Spanish (es) Efecto fotoeléctrico		1
9	Basque (eu) Efektu fotoelektriko		1
10	French (fr) Effet photoélectrique		1

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

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Simple English Wikipedia the most popular articles on that day were: List of European countries, Black, List of sex positions, 2026 Iran war, Suresh Raina, Politics of Germany, Academy Award for Best Director, 2020, DYSS-TV, 2022.

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