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    Sleep Science

    Sleep Science is Scopus-indexed (Q2, CiteScore 4.9), WoS ESCI, DOAJ. Published by Thieme Medical Publishers, Inc..

    Checked against the index lists dated 4 October 2026.

    ISSN 1984-0063Verify ISSN ↗1984-0659Verify ISSN ↗

    Publisher: Thieme Medical Publishers, Inc.

    Scopus · Q2WoS · ESCIOpen Access
    4.9
    CiteScore 2025
    Scopus
    Q2
    Best quartile
    rank 120 of 466 · 74th pctile
    3
    Indexed in
    major indexes

    Cost to publish: Checking DOAJ for article charges…

    ScopusElsevier Scopus
    Status
    Active
    Coverage
    2008–present
    Source type
    Journal
    Open access
    Yes
    CiteScore
    4.9
    SJR · SCImago
    0.564
    Q2 SJR quartile
    H-index
    38
    Best quartile
    Q2 · 74th pctile
    Subject areaRankPctileQ
    Medicine (miscellaneous)120 / 46674thQ2
    Neuroscience (miscellaneous)27 / 7464thQ2
    Behavioral Neuroscience35 / 9362ndQ2
    View this source on Scopus.com
    Web of ScienceClarivate (SCIE/SSCI/AHCI/ESCI)
    Collections
    ESCI
    Categories
    Clinical Neurology
    View this source on Web of Science Check JIF in JCR
    DOAJDirectory of Open Access Journals (live)
    Listed in DOAJ
    Open accessFully open access, peer reviewed

    Not listed in: ABDC, ABS / AJG, FT50, UT Dallas, ONOS (subscription), ONOS (APC covered)

    Quick answers

    Is Sleep Science indexed in Scopus?

    Yes — actively indexed in Scopus, coverage 2008–present, best quartile Q2, CiteScore 4.9.

    What quartile is Sleep Science in Scopus?

    Sleep Science is Q2 in Medicine (miscellaneous) (rank 120 of 466), Q2 in Neuroscience (miscellaneous) (rank 27 of 74) and Q2 in Behavioral Neuroscience (rank 35 of 93), by CiteScore 2025.

    What is the impact factor of Sleep Science?

    Sleep Science is indexed in the Emerging Sources Citation Index, so it may have a Journal Impact Factor in Clarivate's Journal Citation Reports. JCR is paid, so check it for the current value. The closest free measure is its Scopus CiteScore 4.9, which places it in quartile Q2 at the 74th percentile of its subject. Its SCImago Journal Rank (SJR, a free Scopus-based metric) is 0.564, quartile Q2, with an H-index of 38.

    Who publishes Sleep Science and what is its ISSN?

    Sleep Science is published by Thieme Medical Publishers, Inc. Its print ISSN is 1984-0063 and its online ISSN is 1984-0659.

    Is Sleep Science in Web of Science?

    Yes — indexed in the Emerging Sources Citation Index.

    Is Sleep Science open access?

    Yes — it is an open-access journal, listed in DOAJ.

    How well cited is Sleep Science? — open metrics via OpenAlex

    Sleep Science has an h-index of 43 and a 2-year mean of 0.59 citations per paper (OpenAlex). Its Scopus CiteScore is 4.9, quartile Q2. On 2-year citations it ranks #302 of 451 Scopus journals in Medicine (miscellaneous).

    43
    h-index
    0.59
    2-yr mean citations
    267
    i10-index
    1,924
    works indexed
    10,228
    total citations
    2-yr mean citations, among Scopus journals in the same subject
    #302 of 451 Bottom 34% Medicine (miscellaneous)
    #60 of 73 Bottom 18% Neuroscience (miscellaneous)
    #83 of 91 Bottom 9% Behavioral Neuroscience
    Papers published per year
    02505002017: 42 papers4220172018: 50 papers5020182019: 46 papers4620192020: 21 papers2120202021: 51 papers5120212022: 132 papers13220222023: 263 papers26320232024: 336 papers33620242025: 175 papers17520252026: 14 papers so far142026*

    Sleep Science published 175 papers in 2025; its busiest recent year was 2024 with 336. 2026* is the year so far.

    Main topics
    Sleep and related disordersObstructive Sleep Apnea ResearchSleep and Wakefulness ResearchSleep and Work-Related Fatigue

    h-index, i10-index and 2-year mean citedness are open, licence-clear metrics from OpenAlex — not a proprietary impact factor. The subject rank counts only journals that OpenAlex has a figure for; it is not a Scopus or Clarivate ranking. Updated 2026-10-14.

    Who publishes in Sleep Science? — latest 98 articles, 2024–2026

    In its latest 98 research articles (2024–2026), authors are most often from Brazil (64.7%), United States (7.8%) and Mexico (3.1%). More than half of recent authorship comes from one country.

    Author countriesBrazilBrazil64.7%United StatesUnited States7.8%MexicoMexico3.1%IranIran3.1%GermanyGermany2.6%ColombiaColombia2.4% Most frequent institutions (papers)Universidade de São PauloUniversidade de São Paulo17Universidade Federal de São PauloUniversidade Federal de São Pau…11Hospital das Clínicas da Faculdade de Medicina da Universidade de São PauloHospital das Clínicas da Faculd…10Universidade Estadual de Campinas (UNICAMP)Universidade Estadual de Campin…8Instituto do SonoInstituto do Sono7

    Countries are counted fractionally, so a paper by authors from two countries counts half to each.

    Are there integrity warnings for Sleep Science? — indicators, not proof of misconduct

    Scopus status: Active. 2 retracted papers are recorded (1 per 1,000 papers). The Problematic Paper Screener flags none of its papers. These are indicators to check, not findings against the journal.

    • Scopus statusActive
    • Retracted papers 2 · 1 per 1,000 papers
    • Problematic Paper Screener flags None flagged
    • Author concentration64.7% of recent authorship from Brazil

    Retractions from OpenAlex; flags from the Problematic Paper Screener (Cabanac, Labbé & Magazinov, CC BY), 2026-09-21 export. A flag marks a paper for a closer look; it is not a finding against the journal.

    Official sources & links

    Journal website ↗ Scopus source ↗ Web of Science ↗ DOAJ ↗ ISSN Portal · 1984-0063 ↗ISSN Portal · 1984-0659 ↗

    Community experience: reader comments on this journal

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