Scimago Journal & Country Rank

Leonardo Journal of Practices and Technologiesopen access

Country Romania  - SIR icon SIR Ranking of Romania
11
H Index
Subject Area and CategoryChemical Engineering
Chemical Engineering (miscellaneous)

Engineering
Industrial and Manufacturing Engineering

Materials Science
Materials Science (miscellaneous)
PublisherAcademicDirect
Publication typeJournals
ISSN15831078
Coverage2008-2016 (cancelled)
Scope The Leonardo Electronic Journal of Practices and Technologies (Leonardo El J Pract Technol abbreviated title) is an electronic journal under tutee of AcademicDirect Publishing House, AcademicDirect Organization. The support of this journal is on 193.226.7.140 server of Technical University at the address: lejpt.academicdirect.org The target of LEJPT is to encourage technological and practical research announcements and to facilitate the access in scientific and technical specialized literature through especially promoting of scientific and technical original and valuable materials that are focused on forming and growing of practices and efficient technologies that are written in English.

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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
Chemical Engineering (miscellaneous)2008Q3
Chemical Engineering (miscellaneous)2009Q3
Chemical Engineering (miscellaneous)2010Q3
Chemical Engineering (miscellaneous)2011Q4
Chemical Engineering (miscellaneous)2012Q3
Chemical Engineering (miscellaneous)2013Q4
Chemical Engineering (miscellaneous)2014Q3
Chemical Engineering (miscellaneous)2015Q3
Chemical Engineering (miscellaneous)2016Q2
Chemical Engineering (miscellaneous)2017Q4
Industrial and Manufacturing Engineering2008Q3
Industrial and Manufacturing Engineering2009Q3
Industrial and Manufacturing Engineering2010Q3
Industrial and Manufacturing Engineering2011Q3
Industrial and Manufacturing Engineering2012Q3
Industrial and Manufacturing Engineering2013Q3
Industrial and Manufacturing Engineering2014Q3
Industrial and Manufacturing Engineering2015Q2
Industrial and Manufacturing Engineering2016Q2
Industrial and Manufacturing Engineering2017Q3
Materials Science (miscellaneous)2008Q3
Materials Science (miscellaneous)2009Q4
Materials Science (miscellaneous)2010Q3
Materials Science (miscellaneous)2011Q3
Materials Science (miscellaneous)2012Q3
Materials Science (miscellaneous)2013Q4
Materials Science (miscellaneous)2014Q3
Materials Science (miscellaneous)2015Q3
Materials Science (miscellaneous)2016Q3
Materials Science (miscellaneous)2017Q4
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
20080.122
20090.107
20100.151
20110.136
20120.173
20130.112
20140.153
20150.219
20160.292
20170.156
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)20070.000
Cites / Doc. (4 years)20081.000
Cites / Doc. (4 years)20090.269
Cites / Doc. (4 years)20100.313
Cites / Doc. (4 years)20110.364
Cites / Doc. (4 years)20120.500
Cites / Doc. (4 years)20130.367
Cites / Doc. (4 years)20140.380
Cites / Doc. (4 years)20150.515
Cites / Doc. (4 years)20160.533
Cites / Doc. (4 years)20170.607
Cites / Doc. (3 years)20070.000
Cites / Doc. (3 years)20081.000
Cites / Doc. (3 years)20090.269
Cites / Doc. (3 years)20100.313
Cites / Doc. (3 years)20110.355
Cites / Doc. (3 years)20120.480
Cites / Doc. (3 years)20130.237
Cites / Doc. (3 years)20140.349
Cites / Doc. (3 years)20150.562
Cites / Doc. (3 years)20160.500
Cites / Doc. (3 years)20170.604
Cites / Doc. (2 years)20070.000
Cites / Doc. (2 years)20081.000
Cites / Doc. (2 years)20090.269
Cites / Doc. (2 years)20100.319
Cites / Doc. (2 years)20110.451
Cites / Doc. (2 years)20120.208
Cites / Doc. (2 years)20130.149
Cites / Doc. (2 years)20140.487
Cites / Doc. (2 years)20150.600
Cites / Doc. (2 years)20160.591
Cites / Doc. (2 years)20170.419
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 Cites20070
Self Cites20080
Self Cites20090
Self Cites20103
Self Cites20112
Self Cites20123
Self Cites20130
Self Cites20143
Self Cites20155
Self Cites20165
Self Cites20170
Total Cites20070
Total Cites20081
Total Cites20097
Total Cites201015
Total Cites201127
Total Cites201236
Total Cites201318
Total Cites201422
Total Cites201541
Total Cites201641
Total Cites201758
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 document20070
External Cites per document20081.000
External Cites per document20090.269
External Cites per document20100.250
External Cites per document20110.329
External Cites per document20120.440
External Cites per document20130.237
External Cites per document20140.302
External Cites per document20150.493
External Cites per document20160.439
External Cites per document20170.604
Cites per document20070.000
Cites per document20081.000
Cites per document20090.269
Cites per document20100.313
Cites per document20110.355
Cites per document20120.480
Cites per document20130.237
Cites per document20140.349
Cites per document20150.562
Cites per document20160.500
Cites per document20170.604
% 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
20070.00
20080.00
20090.00
201010.34
20114.17
20124.35
20136.25
201414.71
201512.50
20163.33
20170
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 documents20070
Non-citable documents20080
Non-citable documents20090
Non-citable documents20100
Non-citable documents20110
Non-citable documents20120
Non-citable documents20130
Non-citable documents20140
Non-citable documents20150
Non-citable documents20160
Non-citable documents20170
Citable documents20070
Citable documents20081
Citable documents200926
Citable documents201048
Citable documents201176
Citable documents201275
Citable documents201376
Citable documents201463
Citable documents201573
Citable documents201682
Citable documents201796
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 documents20070
Uncited documents20080
Uncited documents200921
Uncited documents201037
Uncited documents201161
Uncited documents201262
Uncited documents201364
Uncited documents201448
Uncited documents201559
Uncited documents201662
Uncited documents201768
Cited documents20070
Cited documents20081
Cited documents20095
Cited documents201011
Cited documents201115
Cited documents201213
Cited documents201312
Cited documents201415
Cited documents201514
Cited documents201620
Cited documents201728
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