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Academic Journal

Q2

Journal of Operator Theory

Theta Foundation

RomaniaAlgebra and Number Theory (Q2)ISSN-matched source record
Journal website ↗
Q2Ranking
—Impact Factor (year unverified)
44H-index (SCImago 2025)
0.58SJR (2025)
1996-1998, 2000-2025Coverage

About Journal of Operator Theory

Journal of Operator Theory is a scholarly journal published by Theta Foundation. SCImago 2025 lists it in Q2, with an SJR of 0.58 and H-index of 44.

Coverage: 1996-1998, 2000-2025. Research categories: Algebra and Number Theory (Q2).

Source-backed journal facts

ISSN(s)0379-4024, 1841-7744
ISSN-L0379-4024
Source typeJournal
Publisher country codeRO
Fully open access (OpenAlex)Not marked as fully open access; hybrid options may exist
DOAJ flag (OpenAlex)Not listed in OpenAlex metadata; this is not a direct DOAJ check
Works recorded in OpenAlex683
Citations recorded in OpenAlex3,860
OpenAlex H-index24
Years represented in OpenAlex1981–2025 (not the founding or closing dates)

Topics in published research

Advanced Operator Algebra Research; Advanced Topics in Algebra; Holomorphic and Operator Theory; Spectral Theory in Mathematical Physics; Advanced Banach Space Theory; Algebraic structures and combinatorial models.

OpenAlex classifies topics from published works. These topics are not the publisher’s official aims and scope.

Source: OpenAlex source record. Retrieved 2026-10-03. Source record updated 2026-10-02. OpenAlex metrics are different from SCImago metrics and the Clarivate Journal Impact Factor.

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