Thed N. van Leeuwen

Orcid: 0000-0001-7238-6289

Affiliations:
  • Leiden University, Centre for Science and Technology Studies (CWTS)


According to our database1, Thed N. van Leeuwen authored at least 67 papers between 1993 and 2023.

Collaborative distances:
  • Dijkstra number2 of five.
  • Erdős number3 of four.

Timeline

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Bibliography

2023
Retraction of Predatory publishing in Scopus: evidence on cross-country differences lacks justification.
Scientometrics, February, 2023

The quantification of open scholarship - a mapping review.
Quant. Sci. Stud., 2023

2021
Exploring the relevance of ORCID as a source of study of data sharing activities at the individual-level: a methodological discussion.
Scientometrics, 2021

The academic motherload: Models of parenting engagement and the effect on academic productivity and performance.
CoRR, 2021

2020
Freeloading in biomedical research.
Scientometrics, 2020

State of Open Access penetration in universities worldwide.
CoRR, 2020

2019
Examining national citation impact by comparing developments in a fixed and a dynamic journal set.
Scientometrics, 2019

An empirical investigation of the tribes and their territories: Are research specialisms rural and urban?
J. Informetrics, 2019

Towards a multidimensional valuation model of scientists.
Proceedings of the 17th International Conference on Scientometrics and Informetrics, 2019

Indicators of Open Access for universities.
Proceedings of the 17th International Conference on Scientometrics and Informetrics, 2019

Has the 2008 Global Financial Crisis a lasting impact on universities and public research institutes in the European Union?
Proceedings of the 17th International Conference on Scientometrics and Informetrics, 2019

Research performance measurement of universities in the R-Quest countries under various OA mandates.
Proceedings of the 17th International Conference on Scientometrics and Informetrics, 2019

Models of parenting and its effect on academic productivity: Preliminary results from an international survey.
Proceedings of the 17th International Conference on Scientometrics and Informetrics, 2019

2018
Evidence of open access of scientific publications in Google Scholar: A large-scale analysis.
J. Informetrics, 2018

Measuring Research: What Everyone Needs to Know, Cassidy R. Sugimoto, Vincent Larivière, Oxford University Press (2018).
J. Informetrics, 2018

Exploring possibilities to use bibliometric data to monitor gold open access publishing at the national level.
J. Assoc. Inf. Sci. Technol., 2018

Unbundling Open Access dimensions: a conceptual discussion to reduce terminology inconsistencies.
CoRR, 2018

How does undone science get funded? A bibliometric analysis linking rare diseases publications to national and European funding sources.
CoRR, 2018

Developing indicators on Open Access by combining evidence from diverse data sources.
CoRR, 2018

2017
Analysis of Publications on Journal Impact Factor Over Time.
Frontiers Res. Metrics Anal., 2017

2016
Bibliometric analysis of output and impact based on CRIS data: a case study on the registered output of a Dutch university.
Scientometrics, 2016

SSH & the City. A Network Approach for Tracing the Societal Contribution of the Social Sciences and Humanities for Local Development.
CoRR, 2016

2015
Open Access Publishing and Citation Impact - An International Study.
Proceedings of the 15th International Conference on Scientometrics and Informetrics, Istanbul, Turkey, June 29, 2015

Outlining the Scientific Activity Profile of Researchers in the Social Sciences and Humanities in Spain: The Case of CSIC.
Proceedings of the 15th International Conference on Scientometrics and Informetrics, Istanbul, Turkey, June 29, 2015

2014
The effect of booming countries on changes in the relative specialization index (RSI) on country level.
Scientometrics, 2014

2013
The role of editorial material in bibliometric research performance assessments.
Scientometrics, 2013

The changing role of museums in the global scientific landscape.
J. Sci. Res., 2013

Some modifications to the SNIP journal impact indicator.
J. Informetrics, 2013

2012
Discussing some basic critique on Journal Impact Factors: revision of earlier comments.
Scientometrics, 2012

The Leiden ranking 2011/2012: Data collection, indicators, and interpretation.
J. Assoc. Inf. Sci. Technol., 2012

Referencing patterns of individual researchers: Do top scientists rely on more extensive information sources?
J. Assoc. Inf. Sci. Technol., 2012

Approaching the "reward triangle": General analysis of the presence of funding acknowledgments and "peer interactive communication" in scientific publications.
J. Assoc. Inf. Sci. Technol., 2012

Seed journal citation network maps: A method based on network theory.
J. Assoc. Inf. Sci. Technol., 2012

2011
On the correlation between bibliometric indicators and peer review: reply to Opthof and Leydesdorff.
Scientometrics, 2011

Towards a new crown indicator: an empirical analysis.
Scientometrics, 2011

Severe language effect in university rankings: particularly Germany and France are wronged in citation-based rankings.
Scientometrics, 2011

The "Mendel syndrome" in science: durability of scientific literature and its effects on bibliometric analysis of individual scientists.
Scientometrics, 2011

Towards a new crown indicator: Some theoretical considerations.
J. Informetrics, 2011

Book reviews in humanities research evaluations.
J. Assoc. Inf. Sci. Technol., 2011

2010
Highly cited non-journal publications in political science, economics and psychology: a first exploration.
Scientometrics, 2010

Self-citations at the meso and individual levels: effects of different calculation methods.
Scientometrics, 2010

Rivals for the crown: Reply to Opthof and Leydesdorff.
J. Informetrics, 2010

Is scientific literature subject to a 'Sell-By-Date'? A general methodology to analyze the 'durability' of scientific documents.
J. Assoc. Inf. Sci. Technol., 2010

A bibliometric classificatory approach for the study and assessment of research performance at the individual level: The effects of age on productivity and impact.
J. Assoc. Inf. Sci. Technol., 2010

2009
Strength and weakness of national science systems: A bibliometric analysis through cooperation patterns.
Scientometrics, 2009

Scaling rules in the science system: Influence of field-specific citation characteristics on the impact of individual researchers.
J. Assoc. Inf. Sci. Technol., 2009

2007
Research cooperation within the bio-pharmaceutical industry: Network analyses of co-publications within and between firms.
Scientometrics, 2007

2006
Measuring impacts of academic science on industrial research: A citation-based approach.
Scientometrics, 2006

Scientific capabilities and technological performance of national innovation systems: An exploration of emerging industrial relevant research domains.
Scientometrics, 2006

The application of bibliometric analyses in the evaluation of social science research. Who benefits from it, and why it is still feasible.
Scientometrics, 2006

2005
Characteristics of journal impact factors: The effects of uncitedness and citation distribution on the understanding of journal impact factors.
Scientometrics, 2005

2003
The Holy Grail of science policy: Exploring and combining bibliometric tools in search of scientific excellence.
Scientometrics, 2003

2002
Benchmarking international scientific excellence: Are highly cited research papers an appropriate frame of reference?
Scientometrics, 2002

Impact measures of interdisciplinary research in physics.
Scientometrics, 2002

Measuring knowledge transfer between fields of science.
Scientometrics, 2002

Development and application of journal impact measures in the Dutch science system.
Scientometrics, 2002

2001
Citation delay in interdisciplinary knowledge exchange.
Scientometrics, 2001

Language biases in the coverage of the Science Citation Index and its consequencesfor international comparisons of national research performance.
Scientometrics, 2001

2000
Technological Relevance of Science: An Assessment of Citation Linkages between Patents and Research Papers.
Scientometrics, 2000

1999
Towards appropriate indicators of journal impact.
Scientometrics, 1999

Critical comments on Institute for Scientific Information impact factors: a sample of inorganic molecular chemistry journals.
J. Inf. Sci., 1999

1998
A new classification system to describe the ageing of scientific journals and their impact factors.
J. Documentation, 1998

1996
A critical analysis of the journal impact factors of<i>Angewandte Chemie</i> and the journal of the American Chemical Society inaccuracies in published impact factors based on overall citations only.
Scientometrics, 1996

1995
On generalising scientometric journal mapping beyond ISI's journal and citation databases.
Scientometrics, 1995

New bibliometric tools for the assessment of national research performance: Database description, overview of indicators and first applications.
Scientometrics, 1995

Improving the Accuracy of Institute for Scientific Informations's Journal Impact Factors.
J. Am. Soc. Inf. Sci., 1995

1993
Assessing multidisciplinary areas of science and technology: A synthetic bibliometric study of Dutch nuclear energy research.
Scientometrics, 1993


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