Scimago Journal & Country Rank

Songklanakarin Journal of Science and Technologyopen access

Country

Thailand

Universities and research institutions in Thailand

Subject Area and Category

Publisher

Prince of Songkla University

H-Index

33

Publication type

Journals

ISSN

01253395

Coverage

2006-2020

Information

Homepage

How to publish in this journal

sjst@psu.ac.th

Scope

Songklanakarin Journal of Science and Technology (SJST) aims to provide an interdisciplinary platform for the dissemination of current knowledge and advances in science and technology. Areas covered include Agricultural and Biological Sciences, Biotechnology and Agro-Industry, Chemistry and Pharmaceutical Sciences, Engineering and Industrial Research, Environmental and Natural Resources, and Physical Sciences and Mathematics. Songklanakarin Journal of Science and Technology publishes original research work, either as full length articles or as short communications, technical articles, and review articles. Join the conversation about this journal
Quartiles

The set of journals have been ranked according to their SJR and divided into four equal groups, four quartiles. Q1 (green) comprises the quarter of the journals with the highest values, Q2 (yellow) the second highest values, Q3 (orange) the third highest values and Q4 (red) the lowest values.

CategoryYearQuartile
Multidisciplinary2007Q3
Multidisciplinary2008Q3
Multidisciplinary2009Q3
Multidisciplinary2010Q2
Multidisciplinary2011Q2
Multidisciplinary2012Q3
Multidisciplinary2013Q2
Multidisciplinary2014Q2
Multidisciplinary2015Q3
Multidisciplinary2016Q2
Multidisciplinary2017Q2
Multidisciplinary2018Q3
Multidisciplinary2019Q3
Multidisciplinary2020Q3
SJR

The SJR is a size-independent prestige indicator that ranks journals by their 'average prestige per article'. It is based on the idea that 'all citations are not created equal'. SJR is a measure of scientific influence of journals that accounts for both the number of citations received by a journal and the importance or prestige of the journals where such citations come from It measures the scientific influence of the average article in a journal, it expresses how central to the global scientific discussion an average article of the journal is.

YearSJR
20070.125
20080.129
20090.143
20100.172
20110.195
20120.173
20130.212
20140.246
20150.177
20160.243
20170.249
20180.196
20190.158
20200.177
Total Documents

Evolution of the number of published documents. All types of documents are considered, including citable and non citable documents.

YearDocuments
2006142
2007184
2008131
200991
201085
201190
201290
201390
201490
201590
201690
201790
2018180
2019180
2020181
Citations per document

This indicator counts the number of citations received by documents from a journal and divides them by the total number of documents published in that journal. The chart shows the evolution of the average number of times documents published in a journal in the past two, three and four years have been cited in the current year. The two years line is equivalent to journal impact factor ™ (Thomson Reuters) metric.

Cites per documentYearValue
Cites / Doc. (4 years)20060.000
Cites / Doc. (4 years)20070.063
Cites / Doc. (4 years)20080.117
Cites / Doc. (4 years)20090.195
Cites / Doc. (4 years)20100.330
Cites / Doc. (4 years)20110.450
Cites / Doc. (4 years)20120.557
Cites / Doc. (4 years)20130.576
Cites / Doc. (4 years)20140.701
Cites / Doc. (4 years)20150.681
Cites / Doc. (4 years)20160.650
Cites / Doc. (4 years)20170.575
Cites / Doc. (4 years)20180.639
Cites / Doc. (4 years)20190.549
Cites / Doc. (4 years)20200.646
Cites / Doc. (3 years)20060.000
Cites / Doc. (3 years)20070.063
Cites / Doc. (3 years)20080.117
Cites / Doc. (3 years)20090.195
Cites / Doc. (3 years)20100.310
Cites / Doc. (3 years)20110.489
Cites / Doc. (3 years)20120.398
Cites / Doc. (3 years)20130.638
Cites / Doc. (3 years)20140.719
Cites / Doc. (3 years)20150.456
Cites / Doc. (3 years)20160.530
Cites / Doc. (3 years)20170.585
Cites / Doc. (3 years)20180.578
Cites / Doc. (3 years)20190.472
Cites / Doc. (3 years)20200.578
Cites / Doc. (2 years)20060.000
Cites / Doc. (2 years)20070.063
Cites / Doc. (2 years)20080.117
Cites / Doc. (2 years)20090.159
Cites / Doc. (2 years)20100.315
Cites / Doc. (2 years)20110.386
Cites / Doc. (2 years)20120.320
Cites / Doc. (2 years)20130.661
Cites / Doc. (2 years)20140.589
Cites / Doc. (2 years)20150.378
Cites / Doc. (2 years)20160.544
Cites / Doc. (2 years)20170.483
Cites / Doc. (2 years)20180.500
Cites / Doc. (2 years)20190.363
Cites / Doc. (2 years)20200.539
Total Cites 
Self-Cites

Evolution of the total number of citations and journal's self-citations received by a journal's published documents during the three previous years.
Journal Self-citation is defined as the number of citation from a journal citing article to articles published by the same journal.

CitesYearValue
Self Cites20060
Self Cites20072
Self Cites20083
Self Cites20097
Self Cites20106
Self Cites20119
Self Cites20128
Self Cites20138
Self Cites20147
Self Cites20155
Self Cites201610
Self Cites201710
Self Cites201818
Self Cites201911
Self Cites20209
Total Cites20060
Total Cites20079
Total Cites200838
Total Cites200989
Total Cites2010126
Total Cites2011150
Total Cites2012106
Total Cites2013169
Total Cites2014194
Total Cites2015123
Total Cites2016143
Total Cites2017158
Total Cites2018156
Total Cites2019170
Total Cites2020260
External Cites per Doc 
Cites per Doc

Evolution of the number of total citation per document and external citation per document (i.e. journal self-citations removed) received by a journal's published documents during the three previous years. External citations are calculated by subtracting the number of self-citations from the total number of citations received by the journal’s documents.

CitesYearValue
External Cites per document20060
External Cites per document20070.050
External Cites per document20080.108
External Cites per document20090.181
External Cites per document20100.298
External Cites per document20110.462
External Cites per document20120.370
External Cites per document20130.608
External Cites per document20140.693
External Cites per document20150.437
External Cites per document20160.493
External Cites per document20170.548
External Cites per document20180.511
External Cites per document20190.442
External Cites per document20200.558
Cites per document20060.000
Cites per document20070.063
Cites per document20080.117
Cites per document20090.195
Cites per document20100.310
Cites per document20110.489
Cites per document20120.398
Cites per document20130.638
Cites per document20140.719
Cites per document20150.456
Cites per document20160.530
Cites per document20170.585
Cites per document20180.578
Cites per document20190.472
Cites per document20200.578
% International Collaboration

International Collaboration accounts for the articles that have been produced by researchers from several countries. The chart shows the ratio of a journal's documents signed by researchers from more than one country; that is including more than one country address.

YearInternational Collaboration
200619.72
200711.41
200811.45
20099.89
201014.12
201112.22
201210.00
201312.22
20147.78
201524.44
201615.56
201713.33
201815.00
201910.56
202019.34
Citable documents 
Non-citable documents

Not every article in a journal is considered primary research and therefore "citable", this chart shows the ratio of a journal's articles including substantial research (research articles, conference papers and reviews) in three year windows vs. those documents other than research articles, reviews and conference papers.

DocumentsYearValue
Non-citable documents20060
Non-citable documents20071
Non-citable documents20082
Non-citable documents20093
Non-citable documents20103
Non-citable documents20112
Non-citable documents20121
Non-citable documents20130
Non-citable documents20140
Non-citable documents20150
Non-citable documents20160
Non-citable documents20170
Non-citable documents20180
Non-citable documents20190
Non-citable documents20200
Citable documents20060
Citable documents2007141
Citable documents2008324
Citable documents2009454
Citable documents2010403
Citable documents2011305
Citable documents2012265
Citable documents2013265
Citable documents2014270
Citable documents2015270
Citable documents2016270
Citable documents2017270
Citable documents2018270
Citable documents2019360
Citable documents2020450
Cited documents 
Uncited documents

Ratio of a journal's items, grouped in three years windows, that have been cited at least once vs. those not cited during the following year.

DocumentsYearValue
Uncited documents20060
Uncited documents2007134
Uncited documents2008296
Uncited documents2009399
Uncited documents2010328
Uncited documents2011212
Uncited documents2012188
Uncited documents2013160
Uncited documents2014158
Uncited documents2015186
Uncited documents2016176
Uncited documents2017171
Uncited documents2018174
Uncited documents2019254
Uncited documents2020280
Cited documents20060
Cited documents20078
Cited documents200830
Cited documents200958
Cited documents201078
Cited documents201195
Cited documents201278
Cited documents2013105
Cited documents2014112
Cited documents201584
Cited documents201694
Cited documents201799
Cited documents201896
Cited documents2019106
Cited documents2020170
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