Occidental Petroleum (United States)

Occidental Petroleum (United States)

Occidental Petroleum Corporation is an American company engaged in hydrocarbon exploration in the United States and the Middle East as well as petrochemical manufacturing in the United States, Canada, and Chile. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for Occidental Petroleum (United States), United States, covering academic research published from 2000 to 2025. Read More.


Open Access Percentage

18%


Total
Publications

659


Total Open
Publications

116


Total
Citations

6.3K


Open Access
Percentage

18%


Total
Publications

659


Total Open
Publications

116


Total
Citations

6.3K

Wikipedia

Website

download

Breakdown

10% 4% 4% 82%

Publisher Open

10%

Both

4%

Other Platform Open

4%

Closed

82%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

05101520253035404550Total Publications
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

35%OA Journal

OA Journal 35%

31

Hybrid 21%

18

No Guarantees 44%

39

Other Platform Open

Institution 65%

34

Other Internet 25%

13

Domain 21%

11

Preprint 17%

9

Public 2%

1

Other Platform Locations

Name

Platform Type

Publications

lsu.edu OAI-PMH Repository
Institution
13
arXiv
Preprint
13
doaj.org OAI-PMH Repository
Institution
12
PubMed Central
Domain
11
Office of Scientific and Technical Information
Institution
8
DOI
Other Internet
7
Unknown Repository
Other Internet
6
University of the Basque Country
Institution
1
University of Oslo
Institution
1
Universidad Internacional de La Rioja
Institution
1
1 / 3

Data updated 18 June 2026

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