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1

The dynamics of innovation: from National Systems and “Mode 2” to a Triple Helix of university–industry–government relations

Henry Etzkowitz, Loet Leydesdorff

Journal:

Research Policy

Year:

2000

Language:

english

File:

PDF, 255 KB

english, 2000

2

Synergy in Knowledge-Based Innovation Systems at National and Regional Levels: The Triple-Helix Model and the Fourth Industrial Revolution

Leydesdorff, Loet

Journal:

Journal of Open Innovation: Technology, Market, and Complexity

Year:

2018

Language:

english

File:

PDF, 2.00 MB

english, 2018

3

The communication of meaning and the structuration of expectations: Giddens' “structuration theory” and Luhmann's “self-organization”

Loet Leydesdorff

Journal:

Journal of the American Society for Information Science and Technology

Year:

2010

Language:

english

File:

PDF, 1.92 MB

english, 2010

4

Measuring triple-helix synergy in the Russian innovation systems at regional, provincial, and national levels

Leydesdorff, Loet, Perevodchikov, Evgeniy, Uvarov, Alexander

Journal:

Journal of the Association for Information Science and Technology

Year:

2015

Language:

english

File:

PDF, 1.67 MB

english, 2015

5

“Open innovation” and “triple helix” models of innovation: can synergy in innovation systems be measured?

Leydesdorff, Loet, Ivanova, Inga

Journal:

Journal of Open Innovation: Technology, Market, and Complexity

Year:

2016

Language:

english

File:

PDF, 870 KB

english, 2016

6

Luhmann, Habermas and the theory of communication

Leydesdorff, Loet

Journal:

Behavioral Science

Year:

2000

Language:

english

File:

PDF, 146 KB

english, 2000

7

Regional Development in the Knowledge-Based Economy: The Construction of Advantage

Philip Cooke, Loet Leydesdorff

Journal:

The Journal of Technology Transfer

Year:

2006

Language:

english

File:

PDF, 213 KB

english, 2006

8

A review of theory and practice in scientometrics

Mingers, John, Leydesdorff, Loet

Journal:

European Journal of Operational Research

Year:

2015

Language:

english

File:

PDF, 2.39 MB

english, 2015

9

Science overlay maps: A new tool for research policy and library management

Ismael Rafols, Alan L. Porter, Loet Leydesdorff

Journal:

Journal of the American Society for Information Science and Technology

Year:

2010

Language:

english

File:

PDF, 1.08 MB

english, 2010

10

The Triple Helix, Quadruple Helix, …, and anN-Tuple of Helices: Explanatory Models for Analyzing the Knowledge-Based Economy?

Loet Leydesdorff

Journal:

Journal of the Knowledge Economy

Year:

2012

Language:

english

File:

PDF, 193 KB

english, 2012

11

Birth, Sex and Abuse: women's voices under Nazi Rule, by Beverley Chalmers

Leydesdorff, Selma

Journal:

Women's History Review

Year:

2017

Language:

english

File:

PDF, 503 KB

english, 2017

12

A Triple Helix of University—Industry—Government Relations

Etzkowitz, Henry, Leydesdorff, Loet

Journal:

Industry and Higher Education

Year:

1998

Language:

english

File:

PDF, 440 KB

english, 1998

13

Citations: Indicators of Quality? The Impact Fallacy

Leydesdorff, Loet, Bornmann, Lutz, Comins, Jordan A., Milojević, Staša

Journal:

Frontiers in Research Metrics and Analytics

Year:

2016

Language:

english

File:

PDF, 3.38 MB

english, 2016

14

The relation between Pearson's correlation coefficient r and Salton's cosine measure

Leo Egghe, Loet Leydesdorff

Journal:

Journal of the American Society for Information Science and Technology

Year:

2009

Language:

english

File:

PDF, 771 KB

english, 2009

15

Sustainable technological developments and second-order cybernetics

Leydesdorff, Loet

Journal:

Technology Analysis & Strategic Management

Year:

1997

Language:

english

File:

PDF, 741 KB

english, 1997

16

Implicit media frames: Automated analysis of public debate on artificial sweeteners

Hellsten, I., Dawson, J., Leydesdorff, L.

Journal:

Public Understanding of Science

Year:

2010

Language:

english

File:

PDF, 2.18 MB

english, 2010

17

The two faces of American power

Deinema, Michaël, Leydesdorff, Loet

Journal:

Year:

2006

Language:

english

File:

PDF, 115 KB

english, 2006

18

THE ENDLESS TRANSITION: A "TRIPLE HELIX" OF UNIVERSITY-INDUSTRY-GOVERNMENT RELATIONS || THE ENDLESS TRANSITION: A "TRIPLE HELIX" OF UNIVERSITY-INDUSTRY-GOVERNMENT RELATIONS: Introduction

Henry Etzkowitz and Loet Leydesdorff

Journal:

Year:

1998

Language:

english

File:

PDF, 715 KB

english, 1998

19

Visualization of Disciplinary Profiles: Enhanced Science Overlay Maps

Carley, Stephen, Porter, Alan L., Rafols, Ismael, Leydesdorff, Loet

Journal:

Journal of Data and Information Science

Language:

english

File:

PDF, 20.61 MB

english

20

The Triple Helix of University-Industry-Government Relations (February 2012)

Leydesdorff, Loet

Journal:

SSRN Electronic Journal

Year:

2012

Language:

english

File:

PDF, 324 KB

english, 2012

21

Which cities produce more excellent papers than can be expected? A new mapping approach, using Google Maps, based on statistical significance testing

Lutz Bornmann, Loet Leydesdorff

Journal:

Journal of the American Society for Information Science and Technology

Year:

2011

Language:

english

File:

PDF, 6.89 MB

english, 2011

22

The structure of the Arts & Humanities Citation Index: A mapping on the basis of aggregated citations among 1,157 journals

Loet Leydesdorff, Björn Hammarfelt, Almila Salah

Journal:

Journal of the American Society for Information Science and Technology

Year:

2011

Language:

english

File:

PDF, 7.48 MB

english, 2011

23

Normalization at the field level: Fractional counting of citations

Loet Leydesdorff, Tobias Opthof

Journal:

Journal of Informetrics

Year:

2010

Language:

english

File:

PDF, 195 KB

english, 2010

24

The semantic mapping of words and co-words in contexts

Loet Leydesdorff, Kasper Welbers

Journal:

Journal of Informetrics

Year:

2011

Language:

english

File:

PDF, 1.28 MB

english, 2011

25

The knowledge content of science and the sociology of scientific knowledge

Loet Leydesdorff

Journal:

Journal for General Philosophy of Science

Year:

1992

Language:

english

File:

PDF, 1.94 MB

english, 1992

26

Network structure, self-organization, and the growth of international collaboration in science

Caroline S. Wagner, Loet Leydesdorff

Journal:

Research Policy

Year:

2005

Language:

english

File:

PDF, 298 KB

english, 2005

27

A routine for measuring synergy in university–industry–government relations: mutual information as a Triple-Helix and Quadruple-Helix indicator

Leydesdorff, Loet, Park, Han Woo, Lengyel, Balazs

Journal:

Year:

2014

Language:

english

File:

PDF, 302 KB

english, 2014

28

A simulation model of the Triple Helix of university–industry–government relations and the decomposition of the redundancy

Ivanova, Inga A., Leydesdorff, Loet

Journal:

Year:

2014

Language:

english

File:

PDF, 1.37 MB

english, 2014

29

International coauthorship relations in the Social Sciences Citation Index: Is internationalization leading the Network?

Leydesdorff, Loet, Park, Han Woo, Wagner, Caroline

Journal:

Journal of the Association for Information Science and Technology

Year:

2014

Language:

english

File:

PDF, 5.87 MB

english, 2014

30

The communication of expectations and individual understanding

Glanville, Ranulph, Griffiths, David, Baron, Philip, Leydesdorff, Loet, Johnson, Mark William, Ivanova, Inga A.

Journal:

Year:

2014

Language:

english

File:

PDF, 221 KB

english, 2014

31

RPYS i/o: software demonstration of a web-based tool for the historiography and visualization of citation classics, sleeping beauties and research fronts

Comins, Jordan A., Leydesdorff, Loet

Journal:

Year:

2016

Language:

english

File:

PDF, 1.02 MB

english, 2016

32

Mapping patent classifications: portfolio and statistical analysis, and the comparison of strengths and weaknesses

Leydesdorff, Loet, Kogler, Dieter Franz, Yan, Bowen

Journal:

Year:

2017

Language:

english

File:

PDF, 1.85 MB

english, 2017

33

A comparison between the China Scientific and Technical Papers and Citations Database and the Science Citation Index in terms of journal hierarchies and interjournal citation relations

Ping Zhou, Loet Leydesdorff

Journal:

Journal of the American Society for Information Science and Technology

Year:

2007

Language:

english

File:

PDF, 493 KB

english, 2007

34

A global map of science based on the ISI subject categories

Loet Leydesdorff, Ismael Rafols

Journal:

Journal of the American Society for Information Science and Technology

Year:

2009

Language:

english

File:

PDF, 2.05 MB

english, 2009

35

Journal maps on the basis of Scopus data: A comparison with the Journal Citation Reports of the ISI

Loet Leydesdorff, Félix de Moya-Anegón, Vicente P. Guerrero-Bote

Journal:

Journal of the American Society for Information Science and Technology

Year:

2010

Language:

english

File:

PDF, 1.56 MB

english, 2010

36

Mapping the geography of science: Distribution patterns and networks of relations among cities and institutes

Loet Leydesdorff, Olle Persson

Journal:

Journal of the American Society for Information Science and Technology

Year:

2010

Language:

english

File:

PDF, 7.03 MB

english, 2010

37

Scopus's source normalized impact per paper (SNIP) versus a journal impact factor based on fractional counting of citations

Loet Leydesdorff, Tobias Opthof

Journal:

Journal of the American Society for Information Science and Technology

Year:

2010

Language:

english

File:

PDF, 74 KB

english, 2010

38

How fractional counting of citations affects the impact factor: Normalization in terms of differences in citation potentials among fields of science

Loet Leydesdorff, Lutz Bornmann

Journal:

Journal of the American Society for Information Science and Technology

Year:

2011

Language:

english

File:

PDF, 5.05 MB

english, 2011

39

Local emergence and global diffusion of research technologies: An exploration of patterns of network formation

Loet Leydesdorff, Ismael Rafols

Journal:

Journal of the American Society for Information Science and Technology

Year:

2011

Language:

english

File:

PDF, 9.30 MB

english, 2011

40

Publish or patent: Bibliometric evidence for empirical trade-offs in national funding strategies

R. D. Shelton, Loet Leydesdorff

Journal:

Journal of the American Society for Information Science and Technology

Year:

2012

Language:

english

File:

PDF, 445 KB

english, 2012

41

International collaboration in science and the formation of a core group

Loet Leydesdorff, Caroline S. Wagner

Journal:

Journal of Informetrics

Year:

2008

Language:

english

File:

PDF, 826 KB

english, 2008

42

Theories of citation?

Journal:

Year:

1998

Language:

english

File:

PDF, 1.16 MB

english, 1998

43

Has globalization strengthened South Korea’s national research system? National and international dynamics of the Triple Helix of scientific co-authorship relationships in South Korea

Ki-Seok Kwon, Han Woo Park, Minho So, Loet Leydesdorff

Journal:

Year:

2012

Language:

english

File:

PDF, 416 KB

english, 2012

44

Stories from No Land: The Women of Srebrenica Speak Out

Selma Leydesdorff

Journal:

Human Rights Review

Year:

2007

Language:

english

File:

PDF, 121 KB

english, 2007

45

Mathematical, biological, and computational explanations

Journal:

Year:

2005

Language:

english

File:

PDF, 51 KB

english, 2005

46

A Methodological Perspective on the Evaluation of the Promotion of University–Industry–Government Relations

Loet Leydesdorff

Journal:

Small Business Economics

Year:

2003

Language:

english

File:

PDF, 37 KB

english, 2003

47

Top-down decomposition of theJournal Citation Reportof theSocial Science Citation Index: Graph- and factor-analytical approaches

Loet Leydesdorff

Journal:

Year:

2004

Language:

english

File:

PDF, 1.74 MB

english, 2004

48

Mapping (USPTO) patent data using overlays to Google Maps

Loet Leydesdorff, Lutz Bornmann

Journal:

Journal of the American Society for Information Science and Technology

Year:

2012

Language:

english

File:

PDF, 12.12 MB

english, 2012

49

Environment and Planning B: Planning and Design as a journal: the interdisciplinarity of its environment and the citation impact

Leydesdorff, Loet

Journal:

Environment and Planning B

Year:

2007

Language:

english

File:

PDF, 886 KB

english, 2007

50

Conference report: Can ‘the public’ be considered as a fourth helix in university-industry-government relations? Report on the Fourth Triple Helix Conference, 2002

Leydesdorff, Loet, Etzkowitz, Henry

Journal:

Science and Public Policy

Year:

2003

Language:

english

File:

PDF, 138 KB

english, 2003

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