ImpaQ Ecosystem•Clarivate, Scopus & CORE Data
Clarivate WoS 2024 / 2025 Data
IMPAQ
WoS SCIE Q3Scopus Q3SCImago #17,763Hybrid

National Academy Science Letters-India

Acronym:scle
•
Abbreviation (ISO):NATL ACAD SCI LETT
•
Identifier (ISSN):0250-541X(Print)/2250-1754(Online)
•
Publisher:Springer India
Clarivate IF (2026)
1.1↓ -0.2
Journal Impact Factor
IF Trend↓
WoS Quartile
Q3
WoS SCIEJCR Quartile
Clarivate WoS JCR
WoS Categories↓
JCR Release Date: 2026-06-17

Impact Factor Trend (2020–2026)

Clarivate IF trend for National Academy Science Letters-India

WoS Q3
01120.4220200.7920210.6520221.120231.220241.320251.12026
Annual Impact Factor Metric
Current (2026):1.1
Scopus SJR & RankScopus Q3
0.285
#17,763

SCImago Journal Rank citation prestige weighting

Scopus Year: 2025
H-Index (2025)
33

33 papers with at least that number of citations each

WoS: SCIE / JCRQ3
Self-Citation Rate8.3%
Safe Level (< 15%)Warning Level (> 20%)
Self-citation below 15% indicates strong scholarly independence.
Volume & Open AccessHybrid
56articles/year
0.66% Gold OA•100% Original Research

Aims & Scope

The National Academy Science Letters is published by the National Academy of Sciences, India, since 1978. The publication of this unique journal was started with a view to give quick and wide publicity to the innovations in all fields of science

Topics Covered (Recognized by AI)
Biology74.9%Chemistry50.5%Ecology40.3%Physics39.6%Medicine37.5%Botany36.6%Computer science31.8%Genetics30.8%Organic chemistry30.4%Biochemistry30.2%Geology30.2%Mathematics27.3%Engineering26.4%Geography24.2%Horticulture23.1%Quantum mechanics22.9%Paleontology21.7%Materials science21.1%Agronomy20.9%
Primary Research Areas

WoS Categories & Quartiles

Detailed JCR / JCI category rankings and quartile breakdown from Clarivate

Clarivate JCR & JCI
JCRSCIE2026

MULTIDISCIPLINARY SCIENCES

Q3
Rank86/140
IndexSCIE
JCISCIE2026

MULTIDISCIPLINARY SCIENCES

Q3
Rank91/140
IndexSCIE

Annual Historical Statistics & Publications

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

12 year
2026Latest
IF1.1
Articles / Year391
Total Citations16
2025
IF1.3
Articles / Year310
Total Citations179
2024
IF1.2
Articles / Year225
Total Citations351
2023
IF1.1
Articles / Year169
Total Citations779
2022
IF0.649
Articles / Year106
Total Citations589

SCImago & Scopus Journal Intelligence

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

Rank #17,763Scopus Q3SCImago Profile
Scopus Coverage:2005-2026
Scopus Broad Areas:Engineering
Scopus Citation Rank (SJR)Q3
0.285

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

Quartile: Scopus Q3
Citations / Doc (2 years)
1.80

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

2-Year Citation Window
Estimated Publication Fee (APC)
$2,568 USD

Estimated Article Processing Charge for Open Access publication.

Estimated cost / article

Scopus 3-Year Publication & Citation Window

3-Year Citations690
3-Year Documents395
Citable Documents370

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

Societal Impact & Inclusivity (SCImago)

Policy Citations (Overton)1

Citations in government and international policy documents

Female Author Rate28.9%

Percentage of female authors published in the journal

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

Scopus Subject Categories

Engineering (miscellaneous)Q3
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: 8.3%

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):
4区 (Zone 4)Multidisciplinary Sciences
Minor Category (Specific Field):
4区MULTIDISCIPLINARY SCIENCES
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

National Academy Science Letters-India (acronym: scle, abbr: NATL ACAD SCI LETT, ISSN: 0250-541X) is a peer-reviewed international scholarly journal in the field of Multidisciplinary Sciences, published by Springer India in India since 2012. The periodical holds a Journal Impact Factor (JIF) of 1.10, ranking in quartile Q3 of Web of Science (SCIE), a Scopus SJR indicator of 0.285 (Q3), an H-index of 33.

The journal enforces rigorous peer evaluation with a publication frequency of Bimonthly, an annual output of approximately 56 scientific articles. In terms of accessibility and author fees, it operates under the Hybrid model with an estimated APC of $2,568 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
Springer India
Publication Language
English
Frequency
Bimonthly
Founding Year
2012
Indexing & Databases
SCIEScopusPubMed
Editorial Address
NATL ACAD SCIENCES INDIA, 5 LAJPATRAI RD, ALLAHABAD, INDIA, 211002

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Record UUID: 98fec2c9-4f23-4d56-957c-b89291f4f58d
Database Updated: 2026-10-01