ImpaQ Ecosystem•Clarivate, Scopus & CORE Data
Clarivate WoS 2024 / 2025 Data
IMPAQ
WoS SCIE Q1Scopus Q4SCImago #25,457Subscription

Defect and Diffusion Forum

Identifier (ISSN):1012-0386(Print)/1662-9507(Online)
•
Publisher:Trans Tech Publications Ltd
Clarivate JCR Index Advisory: Not Indexed in Latest JCR
Clarivate Impact Factor (IF 2024)
N/A
Journal Impact Factor
IF Trend↓
WoS Quartile
Q1
WoS SCIEJCR Quartile
Clarivate WoS JCR
WoS Categories↓

Impact Factor Trend

Clarivate IF trend for Defect and Diffusion Forum

WoS Q1
000002025
Annual Impact Factor Metric
Current (2025):0
Scopus SJR & RankScopus Q4
0.149
#25,457

SCImago Journal Rank citation prestige weighting

Scopus Year: 2025
H-Index (2025)
38

38 papers with at least that number of citations each

WoS: SCIE / JCRQ1
Self-Citation RateN/A
Safe Level (< 15%)Warning Level (> 20%)
Self-citation below 15% indicates strong scholarly independence.
Volume & Open AccessSubscription
134articles/year
0% Gold OA•0% Original Research

Aims & Scope

Defect and Diffusion Forum (formerly Part A of ''Diffusion and Defect Data'') is designed for publication of up-to-date scientific research and applied aspects in the area of formation and dissemination of defects in solid materials, including the phenomena of diffusion. In addition to the traditional topic of mass diffusion, the journal is open to papers from the area of heat transfer in solids, liquids and gases, materials and substances. All papers are peer-reviewed and edited. Members of Editorial Boards and Associate Editors are invited to submit papers for publication in “Defect and Diffusion Forum” . Authors retain the right to publish an extended and significantly updated version in another periodical.

Topics Covered (Recognized by AI)
Materials science95.4%Physics86.2%Chemistry78%Quantum mechanics75.2%Organic chemistry65.3%Thermodynamics61.3%Composite material56.6%Metallurgy55%Engineering52.1%Crystallography32%Diffusion30.3%Mathematics25.1%Computer science24.8%Biology24.3%Nanotechnology21.8%Geology20.7%Chemical engineering20.4%Geography20.2%
Primary Research Areas

WoS Categories & Quartiles

Detailed JCR / JCI category rankings and quartile breakdown from Clarivate

Clarivate JCR

No WoS category details available for this journal.

Annual Historical Statistics & Publications

Track annual publication volume, total citations, and Impact Factor evolution

12 year
2026Latest
IF—
Articles / Year134
Total Citations561
2025
IF0
Articles / Year145
Total Citations72
2024
IF—
Articles / Year135
Total Citations123
2023
IF—
Articles / Year135
Total Citations235
2022
IF—
Articles / Year167
Total Citations295

SCImago & Scopus Journal Intelligence

Global SCImago ranking, SJR prestige index, Scopus coverage, and societal policy impact

Rank #25,457Scopus Q4SCImago Profile
Scopus Coverage:1996-2026
Scopus Broad Areas:Materials SciencePhysics and Astronomy
Scopus Citation Rank (SJR)Q4
0.149

Weighted prestige citation metric per document indexed in the Scopus database.

Quartile: Scopus Q4
Citations / Doc (2 years)
0.57

Average citations received per document published in the 2-year window.

2-Year Citation Window
Estimated Publication Fee (APC)
$2,389 USD

Estimated Article Processing Charge for Open Access publication.

Estimated cost / article

Scopus 3-Year Publication & Citation Window

3-Year Citations235
3-Year Documents425
Citable Documents412

Aggregated from Scopus database across the 3-year SJR evaluation window.

Societal Impact & Inclusivity (SCImago)

Policy Citations (Overton)0

Citations in government and international policy documents

Female Author Rate29.1%

Percentage of female authors published in the journal

Real-world societal policy reach and author gender diversity tracked by SCImago.

Scopus Subject Categories

Condensed Matter PhysicsQ4
Materials Science (miscellaneous)Q4
RadiationQ4
Academic Metric Intelligence

Journal Metrics & Citation Visualizations

Total Cites vs Self-Cites

Evaluation of scholarly independence and citation reach

Total citations steady growth
Self-citation: N/A

Citations per Document

Citation metric windows across 2, 3, and 4 years

Cites / Doc (4 years)Cites / Doc (3 years)Cites / Doc (2 years)

Chinese Academy of Sciences (CAS) Classification

Major / minor zone classification and CAS Early Warning List history

Major Category (Broad Field):
Updating
Minor Category (Specific Field):
Updating
CAS Early Warning List History:
Updated annually: 2020 – 2024
2020
Not warned
2021
Not warned
2022
Not warned
2023
Not warned
2024
Not warned

Academic Intelligence Overview & Context

ImpaQ Analysis

Defect and Diffusion Forum (ISSN: 1012-0386) is a peer-reviewed international scholarly journal in the field of Physics and Astronomy, published by Trans Tech Publications Ltd in Switzerland. The periodical holds tracked under Web of Science (SCIE) in quartile Q1, a Scopus SJR indicator of 0.149 (Q4), an H-index of 38.

The journal enforces rigorous peer evaluation with an annual output of approximately 134 scientific articles. In terms of accessibility and author fees, it operates under the Subscription model with an estimated APC of $2,389 USD. It serves as a benchmark publication platform for academics, researchers, and doctoral candidates seeking global research visibility.

Publishing & Editorial Information

Detailed publisher, peer-review turnaround, and publication cycle specifications

Open Access Model
Subscription
Publisher
Trans Tech Publications Ltd
Publication Language
English
Frequency
Periodic
Indexing & Databases
ScopusPubMed

Similar Journals in Discipline

Journals in the same research field with comparable impact metrics

Record UUID: f2676cad-b622-435e-bed2-f411151e2d5b
Database Updated: 2026-10-01