ImpaQ Ecosystem•Clarivate, Scopus & CORE Data
Clarivate WoS 2024 / 2025 Data
IMPAQ
WoS SCIE Q2Scopus Q1SCImago #7,097Hybrid

International Journal of Lean Six Sigma

Abbreviation (ISO):INT J LEAN SIX SIG
•
Identifier (ISSN):2040-4166(Print)/2040-4174(Online)
•
Publisher:Emerald
Clarivate IF (2026)
3.6↓ -0.1
Journal Impact Factor
IF Trend↓
WoS Quartile
Q2
WoS SCIEJCR Quartile
Clarivate WoS JCR
WoS Categories↓
JCR Release Date: 2026-06-17

Impact Factor Trend (2020–2026)

Clarivate IF trend for International Journal of Lean Six Sigma

WoS Q2
13682.5120203.3320215.692022420233.820243.720253.62026
Annual Impact Factor Metric
Current (2026):3.6
Scopus SJR & RankScopus Q1
0.785
#7,097

SCImago Journal Rank citation prestige weighting

Scopus Year: 2025
H-Index (2025)
65

65 papers with at least that number of citations each

WoS: SCIE / JCRQ2
Self-Citation Rate21.1%
Safe Level (< 15%)Warning Level (> 20%)
Self-citation below 15% indicates strong scholarly independence.
Volume & Open AccessHybrid
73articles/year
8.54% Gold OA•89.09% Original Research

Aims & Scope

Launched in 2010, International Journal of Lean Six Sigma publishes original, empirical and review papers, case studies and theoretical frameworks or models related to Lean and Six Sigma methodologies. High quality submissions are sought from academics, researchers, practitioners and leading management consultants from around the world. Research, case studies and examples can be cited from manufacturing, service and public sectors. This includes manufacturing, health, financial services, local government, education, professional services, IT Services, transport, etc.

Topics Covered (Recognized by AI)
Engineering97.9%Economics95.4%Business93.5%Computer science91.9%Marketing90.5%Operations management88.9%Manufacturing engineering86.8%Lean manufacturing83.6%Political science66.7%Law66.7%Process management66.4%Chemistry59%Chromatography52.1%Chemical engineering51.4%Cascade50%Six Sigma50%Psychology49.3%Mathematics48.8%Knowledge management45.6%Sociology45.1%Programming language44%Social science43.3%Operating system42.4%Social psychology40%Anthropology39.8%Management39.4%Biology38.7%Philosophy38.2%Physics38.2%Qualitative research37.7%Creativity37.5%Originality37.3%Statistics34%Epistemology31.7%Lean Six Sigma31.5%Lean project management29.9%Quantum mechanics29.9%Process (computing)25%Machine learning23.4%Geography21.3%

WoS Categories & Quartiles

Detailed JCR / JCI category rankings and quartile breakdown from Clarivate

Clarivate JCR & JCI
JCRSCIE2026

ENGINEERING, INDUSTRIAL

Q2
Rank28/69
IndexSCIE
JCRSSCI2026

MANAGEMENT

Q2
Rank173/426
IndexSSCI
JCISCIE2026

ENGINEERING, INDUSTRIAL

Q2
Rank29/69
IndexSCIE
JCISSCI2026

MANAGEMENT

Q3
Rank224/426
IndexSSCI

Annual Historical Statistics & Publications

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

12 year
2026Latest
IF3.6
Articles / Year93
Total Citations36
2025
IF3.7
Articles / Year78
Total Citations258
2024
IF3.8
Articles / Year70
Total Citations514
2023
IF4
Articles / Year65
Total Citations1,098
2022
IF5.686
Articles / Year54
Total Citations1,196

SCImago & Scopus Journal Intelligence

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

Rank #7,097Scopus Q1SCImago Profile
Scopus Coverage:2010-2026
Scopus Broad Areas:Business, Management and AccountingDecision SciencesEngineering
Scopus Citation Rank (SJR)Q1
0.785

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

Quartile: Scopus Q1
Citations / Doc (2 years)
6.20

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

2-Year Citation Window
Estimated Publication Fee (APC)
$3,214 USD

Estimated Article Processing Charge for Open Access publication.

Estimated cost / article

Scopus 3-Year Publication & Citation Window

3-Year Citations1,300
3-Year Documents202
Citable Documents196

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 Rate33.9%

Percentage of female authors published in the journal

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

Scopus Subject Categories

Industrial and Manufacturing EngineeringQ1
Management Science and Operations ResearchQ2
Strategy and ManagementQ2
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: 21.1%

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):
2区 (Zone 2)Engineering & Technology
Minor Category (Specific Field):
3区ENGINEERING, INDUSTRIAL
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

International Journal of Lean Six Sigma (abbr: INT J LEAN SIX SIG, ISSN: 2040-4166) is a peer-reviewed international scholarly journal in the field of Engineering, published by Emerald in England. The periodical holds a Journal Impact Factor (JIF) of 3.60, ranking in quartile Q2 of Web of Science (SCIE), a Scopus SJR indicator of 0.785 (Q1), an H-index of 65.

The journal enforces rigorous peer evaluation with an annual output of approximately 73 scientific articles. In terms of accessibility and author fees, it operates under the Hybrid model with an estimated APC of $3,214 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
Hybrid
Publisher
Emerald
Publication Language
English
Frequency
Periodic
Indexing & Databases
SCIESSCIScopusPubMed
Editorial Address
HOWARD HOUSE, WAGON LANE, BINGLEY, ENGLAND, W YORKSHIRE, BD16 1WA

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Record UUID: 6bafbae0-0d72-441e-a9f9-781ac04446d5
Database Updated: 2026-10-01