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Journal profile · Psychology

Journal of Sleep sciences

Knowledge E · Iran · ISSN 2476-2938, 2476-2946

ITS Journal Score15.1
Global rank#57,349
Rank in Psychology#1,665 of 1,786
h-index4
Open access 2021–2025100%

Overview

Journal of Sleep sciences, published by Knowledge E (Iran), published 64 papers in 2021–2025, and its papers received 44 citations in those years. Its h-index is 4 and its two-year mean citedness is 0.03. On the ITS Journal Score it ranks #57,349 of 62,158 ranked journals and #1,665 of 1,786 in Psychology.

Key figures

Papers 2021–202564
Citations 2021–202544
Citations per paper0.7
h-index4
i10-index1
2-year mean citedness0.03
Open-access share100%
Change in papers, 2020→20250%
Article fee (APC)Not recorded

Citations count every citation the journal's papers received in these years, including citations to older papers. Two-year mean citedness is OpenAlex's measure of how often recent papers are cited; it is similar in idea to, but not the same as, an impact factor.

Papers and citations by year

YearPapersCitations receivedOpen-access papers
2020808
202124324
202216416
2023878
20248138
20258178

What it publishes

The leading research topics of its papers (OpenAlex topic classification). Select a topic to find other journals that publish on it.

Similar journals

Ranked journals that publish on the same topics.

JournalFieldScorePapers 2021–2025Open access
Sleep HealthPsychology71.468352%
Behavioral Sleep MedicinePsychology67.128448%
Nature and Science of SleepPsychology74.1903100%
Sleep EpidemiologyPsychology51.4122100%
Sleep Medicine XPsychology56.2132100%
SLEEPPsychology71.97,22277%
Journal of Sleep ResearchPsychology79.91,48674%
SLEEP AdvancesPsychology59.01,302100%

Identity and sources

  • ISSN-L: 2476-2938
  • Print ISSN: 2476-2938
  • Electronic ISSN: 2476-2946
  • Publisher: Knowledge E
  • Listed in DOAJ: Yes (checked against DOAJ)
  • Crossref: Not yet checked
  • OpenAlex: S4210181432
  • Journal website: jss.tums.ac.ir

Figures come from OpenAlex (papers, citations, h-index, topics), Crossref (ISSN check) and DOAJ (open-access listing and fees). They change as records are corrected, so treat them as a dated snapshot. This page does not state whether the journal is indexed in Scopus, Web of Science or PubMed.

Questions

What is the ITS Journal Score of Journal of Sleep sciences?

It is 15.1 out of 100, which places it #57,349 among ranked journals. The score combines citation impact (45%), h-index (35%) and size (20%) from open OpenAlex data.

What is the impact factor of Journal of Sleep sciences?

This site does not publish Journal Impact Factors, which belong to Clarivate. As an open alternative, its two-year mean citedness in OpenAlex is 0.03.

Is Journal of Sleep sciences open access?

100% of its papers from 2021–2025 are recorded as open access, and it is listed in DOAJ.

Does Journal of Sleep sciences charge a publication fee?

No fee is recorded in the open data used here. Check the journal's own website for its current fees.

Transparent methodology

How the ITS Journal Score works

One formula applies to every ranked journal, using open data from OpenAlex: 45% citation impact, 35% h-index and 20% size (papers published 2021–2025). Citation impact is the smaller of the journal's two-year mean citedness and its five-year citations per paper, so a journal whose output collapsed cannot jump to the top on old citations. Each part is half a percentile and half a log-scaled value, so the very top is still separated. Growth and open-access share are shown separately and are not part of the score.

A journal is ranked only if it published at least 50 papers in 2021–2025 and was active in at least five of the last six years. Field rankings compare a journal only with journals in the same field; the field is the OpenAlex field with most of the journal's recent papers, or "Multidisciplinary" when no field has 30% of them.

What this is not: the ITS Journal Score is not a Journal Impact Factor, CiteScore or SJR, and this site does not say whether a journal is indexed in Scopus, Web of Science or PubMed. Always confirm aims and scope, indexing, peer review and fees on the journal's own website before you submit.