Sumio Iijima

Sumio Iijima - Japanese nanotechnologist. Article “Sumio Iijima” in Catalan Wikipedia has 6.2 points for quality (as of July 1, 2025). The article contains 0 references and 3 sections.

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

Since the creation of article “Sumio Iijima”, its content was written by 10 registered users of Catalan Wikipedia and edited by 328 registered Wikipedia users in all languages.

The article is cited 79 times in Catalan Wikipedia and cited 1615 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Catalan): #13710 in April 2025
• Global: #13935 in February 2005

The highest popularity rank from 2008:

• Local (Catalan): #40630 in June 2008
• Global: #126126 in October 2010

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.

#	Language	Quality grade	Quality score
1	German (de) Sumio Iijima		29.1003
2	Russian (ru) Иидзима, Сумио		26.4126
3	Chinese (zh) 饭岛澄男		25.4553
4	English (en) Sumio Iijima		25.1726
5	Japanese (ja) 飯島澄男		23.113
6	Norwegian (no) Sumio Iijima		21.7263
7	Vietnamese (vi) Sumio Iijima		13.6568
8	Arabic (ar) سوميو إيجيما		11.9452
9	Italian (it) Sumio Iijima		10.1329
10	Spanish (es) Sumio Iijima		6.8925

More...

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

The most popular language versions of the article "Sumio Iijima" in all the time

#	Language	Popularity award	Relative popularity
1	Japanese (ja) 飯島澄男		364 271
2	English (en) Sumio Iijima		227 849
3	Chinese (zh) 饭岛澄男		40 318
4	Spanish (es) Sumio Iijima		35 636
5	German (de) Sumio Iijima		20 295
6	French (fr) Sumio Iijima		14 398
7	Italian (it) Sumio Iijima		10 923
8	Russian (ru) Иидзима, Сумио		10 098
9	Portuguese (pt) Sumio Iijima		8 296
10	Catalan (ca) Sumio Iijima		4 062

More...

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

The most popular language versions of the article "Sumio Iijima" in June 2025

#	Language	Popularity award	Relative popularity
1	Japanese (ja) 飯島澄男		888
2	English (en) Sumio Iijima		641
3	Chinese (zh) 饭岛澄男		150
4	Russian (ru) Иидзима, Сумио		55
5	German (de) Sumio Iijima		34
6	Spanish (es) Sumio Iijima		29
7	Catalan (ca) Sumio Iijima		23
8	Arabic (ar) سوميو إيجيما		21
9	French (fr) Sumio Iijima		18
10	Italian (it) Sumio Iijima		16

More...

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

Language versions of the article "Sumio Iijima" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Sumio Iijima		79
2	Japanese (ja) 飯島澄男		57
3	German (de) Sumio Iijima		44
4	Italian (it) Sumio Iijima		27
5	French (fr) Sumio Iijima		26
6	Chinese (zh) 饭岛澄男		26
7	Russian (ru) Иидзима, Сумио		16
8	Spanish (es) Sumio Iijima		15
9	Catalan (ca) Sumio Iijima		10
10	Norwegian (no) Sumio Iijima		9

More...

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

Language versions of the article "Sumio Iijima" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) سوميو إيجيما		0
2	Catalan (ca) Sumio Iijima		0
3	German (de) Sumio Iijima		0
4	English (en) Sumio Iijima		0
5	Spanish (es) Sumio Iijima		0
6	Persian (fa) سومیو ایجیما		0
7	French (fr) Sumio Iijima		0
8	Italian (it) Sumio Iijima		0
9	Japanese (ja) 飯島澄男		0
10	Dutch (nl) Sumio Iijima		0

More...

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

Language versions of the article "Sumio Iijima" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Chinese (zh) 饭岛澄男		633
2	Arabic (ar) سوميو إيجيما		279
3	English (en) Sumio Iijima		234
4	Portuguese (pt) Sumio Iijima		108
5	Catalan (ca) Sumio Iijima		79
6	Japanese (ja) 飯島澄男		64
7	Russian (ru) Иидзима, Сумио		49
8	German (de) Sumio Iijima		42
9	Italian (it) Sumio Iijima		35
10	Persian (fa) سومیو ایجیما		31

More...

#	Language	Value
ar	Arabic سوميو إيجيما
ca	Catalan Sumio Iijima
de	German Sumio Iijima
en	English Sumio Iijima
es	Spanish Sumio Iijima
fa	Persian سومیو ایجیما
fr	French Sumio Iijima
it	Italian Sumio Iijima
ja	Japanese 飯島澄男
nl	Dutch Sumio Iijima
no	Norwegian Sumio Iijima
pt	Portuguese Sumio Iijima
ru	Russian Иидзима, Сумио
vi	Vietnamese Sumio Iijima
zh	Chinese 饭岛澄男

Best Rank

Catalan: #40630 06.2008

Global: #126126 10.2010

Best Rank

Catalan: #13710 04.2025

Global: #13935 02.2005

On 15 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Wuthering Heights, 2026 Winter Olympics, Epstein files, Ilia Malinin, Wuthering Heights, Ghislaine Maxwell, Lucas Pinheiro Braathen, 2026 Winter Olympics medal table, Valentine's Day.

In Catalan Wikipedia the most popular articles on that day were: Oriol Cardona Coll, Loles León, Amaia Aberasturi Franco, Joan Cardona Tarrés, Kílian Jornet i Burgada, Nil Cardona Coll, Cims borrascosos, Llista de normes que estableixen l'ús obligatori del castellà a l'Espanya contemporània, Patrick Swayze, Jeffrey Epstein.

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