負の熱膨張

Density anomaly - unusual physicochemical process in which some materials contract upon heating. Article "負の熱膨張" in Japanese Wikipedia has 18.8 points for quality (as of August 1, 2024). The article contains 19 references and 6 sections.

This article has the best quality in German Wikipedia. Also, this article is the most popular in that language version.

Since the creation of article "負の熱膨張", its content was written by 7 registered users of Japanese Wikipedia and edited by 327 registered Wikipedia users in all languages.

The article is cited 9 times in Japanese Wikipedia and cited 146 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Japanese): #12740 in July 2018
• Global: #22241 in February 2024

The highest popularity rank from 2008:

• Local (Japanese): #267523 in July 2023
• Global: #104029 in February 2021

There are 11 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 August 1, 2024 (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) Dichteanomalie		34.5403
2	Spanish (es) Dilatación térmica negativa		30.9044
3	English (en) Negative thermal expansion		28.9495
4	Slovak (sk) Anomália vody		22.8683
5	Croatian (hr) Anomalija vode		20.7609
6	Japanese (ja) 負の熱膨張		18.7919
7	French (fr) Anomalie dilatométrique		17.2026
8	Arabic (ar) تمدد حراري سلبي		8.3066
9	Persian (fa) انبساط گرمایی معکوس		2.8707
10	Greek (el) Θερμική συστολή		1.208

More...

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

The most popular language versions of the article "負の熱膨張" in all the time

#	Language	Popularity award	Relative popularity
1	German (de) Dichteanomalie		1 186 617
2	English (en) Negative thermal expansion		299 053
3	Croatian (hr) Anomalija vode		260 503
4	Slovak (sk) Anomália vody		90 853
5	Spanish (es) Dilatación térmica negativa		71 342
6	French (fr) Anomalie dilatométrique		68 100
7	Arabic (ar) تمدد حراري سلبي		54 757
8	Japanese (ja) 負の熱膨張		25 074
9	Greek (el) Θερμική συστολή		7 187
10	Esperanto (eo) Densanomalio		4 845

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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 "負の熱膨張" in July 2024

#	Language	Popularity award	Relative popularity
1	German (de) Dichteanomalie		1 862
2	English (en) Negative thermal expansion		1 408
3	Croatian (hr) Anomalija vode		393
4	Japanese (ja) 負の熱膨張		290
5	French (fr) Anomalie dilatométrique		250
6	Slovak (sk) Anomália vody		164
7	Spanish (es) Dilatación térmica negativa		162
8	Arabic (ar) تمدد حراري سلبي		105
9	Greek (el) Θερμική συστολή		21
10	Persian (fa) انبساط گرمایی معکوس		10

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

Language versions of the article "負の熱膨張" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	German (de) Dichteanomalie		163
2	English (en) Negative thermal expansion		58
3	Croatian (hr) Anomalija vode		30
4	Slovak (sk) Anomália vody		19
5	French (fr) Anomalie dilatométrique		18
6	Arabic (ar) تمدد حراري سلبي		13
7	Esperanto (eo) Densanomalio		8
8	Japanese (ja) 負の熱膨張		7
9	Spanish (es) Dilatación térmica negativa		6
10	Greek (el) Θερμική συστολή		3

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 "負の熱膨張" with the highest AI in July 2024

#	Language	AI award	Relative AI
1	English (en) Negative thermal expansion		3
2	Persian (fa) انبساط گرمایی معکوس		1
3	Arabic (ar) تمدد حراري سلبي		0
4	German (de) Dichteanomalie		0
5	Greek (el) Θερμική συστολή		0
6	Esperanto (eo) Densanomalio		0
7	Spanish (es) Dilatación térmica negativa		0
8	French (fr) Anomalie dilatométrique		0
9	Croatian (hr) Anomalija vode		0
10	Japanese (ja) 負の熱膨張		0

More...

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

Language versions of the article "負の熱膨張" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	German (de) Dichteanomalie		69
2	English (en) Negative thermal expansion		22
3	French (fr) Anomalie dilatométrique		11
4	Arabic (ar) تمدد حراري سلبي		9
5	Japanese (ja) 負の熱膨張		9
6	Croatian (hr) Anomalija vode		8
7	Greek (el) Θερμική συστολή		7
8	Esperanto (eo) Densanomalio		6
9	Persian (fa) انبساط گرمایی معکوس		3
10	Spanish (es) Dilatación térmica negativa		1

More...

#	Language	Value
ar	Arabic تمدد حراري سلبي
de	German Dichteanomalie
el	Greek Θερμική συστολή
en	English Negative thermal expansion
eo	Esperanto Densanomalio
es	Spanish Dilatación térmica negativa
fa	Persian انبساط گرمایی معکوس
fr	French Anomalie dilatométrique
hr	Croatian Anomalija vode
ja	Japanese 負の熱膨張
sk	Slovak Anomália vody

Best Rank

Japanese: #267523 07.2023

Global: #104029 02.2021

Best Rank

Japanese: #12740 07.2018

Global: #22241 02.2024

On 26 December 2024 in multilingual Wikipedia, Internet users most often read articles on the following topics: Squid Game, Boxing Day, 2004 Indian Ocean earthquake, Squid Game, season 2, Hanukkah, Azerbaijan Airlines Flight 8243, Empress Elisabeth of Austria, Nosferatu, Mufasa: The Lion King, Gladiator II.

In Japanese Wikipedia the most popular articles on that day were: 渡邊渚, 園子温, 地獄でなぜ悪い, 令和ロマン, 真由子, バッテリィズ, 源田壮亮, 南場智子, 中居正広, 中嶋優一.

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 August, 2024. When calculating current popularity and AI of articles data from July 2024 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2023... More information