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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Psychology 47 6203 5765 295 290 204 8198

Nina Knoll publications per year

The chart shows the history of publications by Nina Knoll between 2000 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Nina Knoll published across 26 years, from 2000 to 2025, averaging 8.9 papers a year. Output peaked at 29 publications in 2015. 15 of the 231 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 2000 to 2025. Vertical axis: number of publications, 0 to 29. Peak 29 publications in 2015. 2000: 1 publication 2001: 0 publications 2002: 2 publications 2003: 1 publication 2004: 1 publication 2005: 4 publications 2006: 6 publications 2007: 14 publications 2008: 5 publications 2009: 10 publications 2010: 1 publication 2011: 5 publications 2012: 9 publications 2013: 14 publications 2014: 21 publications 2015: 29 publications 2016: 26 publications 2017: 10 publications 2018: 13 publications 2019: 8 publications 2020: 10 publications 2021: 12 publications 2022: 9 publications 2023: 5 publications 2024: 9 publications 2025: 6 publications
2000 2025

231 publications in total across all disciplines

View publications per year as a table
Nina Knoll: publications per year, 2000 to 2025
Year Publications
2000 1
2001 0
2002 2
2003 1
2004 1
2005 4
2006 6
2007 14
2008 5
2009 10
2010 1
2011 5
2012 9
2013 14
2014 21
2015 29
2016 26
2017 10
2018 13
2019 8
2020 10
2021 12
2022 9
2023 5
2024 9
2025 6
Total 231
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Nina Knoll publication distribution in Psychology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Psychology in 2026. The highlighted bar marks where Nina Knoll sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 69 bars. Horizontal axis: publications, 31–40 to 705+. Vertical axis: number of scientists, 0 to 736. Most scientists, 736, have 101–110 publications. The last bar groups every scientist with 705 publications or more. The highlighted bar, 201–210 publications, is where this scientist sits. 31–40 publications: 6 scientists 41–50 publications: 52 scientists 51–60 publications: 138 scientists 61–70 publications: 299 scientists 71–80 publications: 461 scientists 81–90 publications: 605 scientists 91–100 publications: 713 scientists 101–110 publications: 736 scientists 111–120 publications: 686 scientists 121–130 publications: 670 scientists 131–140 publications: 644 scientists 141–150 publications: 597 scientists 151–160 publications: 576 scientists 161–170 publications: 477 scientists 171–180 publications: 450 scientists 181–190 publications: 397 scientists 191–200 publications: 343 scientists 201–210 publications: 328 scientists 211–220 publications: 313 scientists 221–230 publications: 283 scientists 231–240 publications: 226 scientists 241–250 publications: 196 scientists 251–260 publications: 201 scientists 261–270 publications: 171 scientists 271–280 publications: 151 scientists 281–290 publications: 139 scientists 291–300 publications: 113 scientists 301–310 publications: 102 scientists 311–320 publications: 100 scientists 321–330 publications: 76 scientists 331–340 publications: 92 scientists 341–350 publications: 85 scientists 351–360 publications: 69 scientists 361–370 publications: 71 scientists 371–380 publications: 63 scientists 381–390 publications: 58 scientists 391–400 publications: 57 scientists 401–410 publications: 43 scientists 411–420 publications: 33 scientists 421–430 publications: 50 scientists 431–440 publications: 41 scientists 441–450 publications: 32 scientists 451–460 publications: 27 scientists 461–470 publications: 28 scientists 471–480 publications: 25 scientists 481–490 publications: 28 scientists 491–500 publications: 20 scientists 501–510 publications: 23 scientists 511–520 publications: 26 scientists 521–530 publications: 17 scientists 531–540 publications: 21 scientists 541–550 publications: 14 scientists 551–560 publications: 16 scientists 561–570 publications: 10 scientists 571–580 publications: 22 scientists 581–590 publications: 9 scientists 591–600 publications: 14 scientists 601–610 publications: 9 scientists 611–620 publications: 11 scientists 621–630 publications: 4 scientists 631–640 publications: 7 scientists 641–650 publications: 5 scientists 651–660 publications: 10 scientists 661–670 publications: 8 scientists 671–680 publications: 8 scientists 681–690 publications: 4 scientists 691–700 publications: 3 scientists 701–704 publications: 4 scientists 705+ publications: 100 scientists
31–40 publications 705+

This scientist: 204 publications — 70th percentile

70% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 705 publications or more.

View publications distribution as a table
Number of Psychology scientists by publication count, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
Publications Scientists This scientist
31–40 6
41–50 52
51–60 138
61–70 299
71–80 461
81–90 605
91–100 713
101–110 736
111–120 686
121–130 670
131–140 644
141–150 597
151–160 576
161–170 477
171–180 450
181–190 397
191–200 343
201–210 328 204
211–220 313
221–230 283
231–240 226
241–250 196
251–260 201
261–270 171
271–280 151
281–290 139
291–300 113
301–310 102
311–320 100
321–330 76
331–340 92
341–350 85
351–360 69
361–370 71
371–380 63
381–390 58
391–400 57
401–410 43
411–420 33
421–430 50
431–440 41
441–450 32
451–460 27
461–470 28
471–480 25
481–490 28
491–500 20
501–510 23
511–520 26
521–530 17
531–540 21
541–550 14
551–560 16
561–570 10
571–580 22
581–590 9
591–600 14
601–610 9
611–620 11
621–630 4
631–640 7
641–650 5
651–660 10
661–670 8
671–680 8
681–690 4
691–700 3
701–704 4
705+ 100
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Nina Knoll D-index placement in Psychology in 2026

The chart shows the D-index (discipline H-index) distribution of Psychology scientists ranked by Research.com in 2026. The highlighted bar marks where Nina Knoll sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 58 bars. Horizontal axis: D-Index, 30–31 to 144+. Vertical axis: number of scientists, 0 to 702. Most scientists, 702, have 32–33 D-Index. The last bar groups every scientist with 144 D-Index or more. The highlighted bar, 46–47 D-Index, is where this scientist sits. 30–31 D-Index: 398 scientists 32–33 D-Index: 702 scientists 34–35 D-Index: 671 scientists 36–37 D-Index: 659 scientists 38–39 D-Index: 641 scientists 40–41 D-Index: 671 scientists 42–43 D-Index: 617 scientists 44–45 D-Index: 558 scientists 46–47 D-Index: 495 scientists 48–49 D-Index: 487 scientists 50–51 D-Index: 445 scientists 52–53 D-Index: 390 scientists 54–55 D-Index: 408 scientists 56–57 D-Index: 345 scientists 58–59 D-Index: 325 scientists 60–61 D-Index: 321 scientists 62–63 D-Index: 248 scientists 64–65 D-Index: 290 scientists 66–67 D-Index: 218 scientists 68–69 D-Index: 219 scientists 70–71 D-Index: 215 scientists 72–73 D-Index: 183 scientists 74–75 D-Index: 169 scientists 76–77 D-Index: 132 scientists 78–79 D-Index: 137 scientists 80–81 D-Index: 120 scientists 82–83 D-Index: 112 scientists 84–85 D-Index: 86 scientists 86–87 D-Index: 101 scientists 88–89 D-Index: 83 scientists 90–91 D-Index: 77 scientists 92–93 D-Index: 70 scientists 94–95 D-Index: 78 scientists 96–97 D-Index: 58 scientists 98–99 D-Index: 53 scientists 100–101 D-Index: 57 scientists 102–103 D-Index: 48 scientists 104–105 D-Index: 53 scientists 106–107 D-Index: 46 scientists 108–109 D-Index: 24 scientists 110–111 D-Index: 35 scientists 112–113 D-Index: 27 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 31 scientists 118–119 D-Index: 22 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 24 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 11 scientists 128–129 D-Index: 19 scientists 130–131 D-Index: 10 scientists 132–133 D-Index: 16 scientists 134–135 D-Index: 10 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 5 scientists 142–143 D-Index: 12 scientists 144+ D-Index: 98 scientists
30–31 D-Index 144+

This scientist: 47 D-Index — 47th percentile

47% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 144 D-Index or more.

View D-Index distribution as a table
Number of Psychology scientists by D-index, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
D-Index Scientists This scientist
30–31 398
32–33 702
34–35 671
36–37 659
38–39 641
40–41 671
42–43 617
44–45 558
46–47 495 47
48–49 487
50–51 445
52–53 390
54–55 408
56–57 345
58–59 325
60–61 321
62–63 248
64–65 290
66–67 218
68–69 219
70–71 215
72–73 183
74–75 169
76–77 132
78–79 137
80–81 120
82–83 112
84–85 86
86–87 101
88–89 83
90–91 77
92–93 70
94–95 78
96–97 58
98–99 53
100–101 57
102–103 48
104–105 53
106–107 46
108–109 24
110–111 35
112–113 27
114–115 32
116–117 31
118–119 22
120–121 16
122–123 24
124–125 18
126–127 11
128–129 19
130–131 10
132–133 16
134–135 10
136–137 12
138–139 8
140–141 5
142–143 12
144+ 98
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Overview

Nina Knoll is affiliated with Freie Universität Berlin in Germany and has contributed extensively to the fields of psychology and medicine. Their primary research interests lie in behavioral health and interventions, with significant work focusing on physical activity, health, and the interplay of psychological factors within these domains.

The scientist's publication record includes 62 papers in psychology and 30 in medicine. Within psychology, their contributions cover applied psychology, clinical psychology, social psychology, and physiology, indicating a multidisciplinary approach. Their subfields of study specifically include:

  • Applied Psychology
  • Clinical Psychology
  • Physiology
  • Social Psychology
  • General Health Professions

Research topics addressed by Nina Knoll revolve around behavioral health and interventions, physical activity and health, obesity, physical activity and diet, COVID-19 and mental health, attachment and relationship dynamics, motivation and self-concept in sports, and eating disorders and behaviors. These topics highlight a focus on health-related psychological processes and social dynamics influencing behavior.

  • Behavioral Health and Interventions
  • Physical Activity and Health
  • Obesity, Physical Activity, Diet
  • COVID-19 and Mental Health
  • Attachment and Relationship Dynamics
  • Motivation and Self-Concept in Sports
  • Eating Disorders and Behaviors

Nina Knoll has published several papers recently, including:

  • Habits and self-efficacy moderate the effects of intentions and planning on physical activity, 2020, British Journal of Health Psychology
  • The trajectory of COVID-19 pandemic and handwashing adherence: findings from 14 countries, 2021, BMC Public Health
  • Long-term effects of a dyadic planning intervention with couples motivated to increase physical activity, 2020, Psychology of Sport and Exercise
  • How Do People Experience and Respond to Social Control From Their Partner? Three Daily Diary Studies, 2021, Frontiers in Psychology
  • Collaborative, dyadic, and individual planning and physical activity: A dyadic randomized controlled trial., 2021, Health Psychology

The scientist has frequently published in several venues, illustrating a targeted engagement with specific journals in their areas of expertise. These venues include:

  • Annals of Behavioral Medicine
  • British Journal of Health Psychology
  • Applied Psychology Health and Well-Being
  • Health Psychology
  • Social Science & Medicine

Collaborative efforts are notable in their work, with frequent co-authors including Aleksandra Łuszczyńska, Jan Keller, Zofia Szczuka, Urte Scholz, and Maria Siwa. These collaborations point to a networked approach, integrating expertise from multiple researchers to address complex aspects of behavioral health and physical activity.

Best Publications

  • Functional roles of social support within the stress and coping process: A theoretical and empirical overview

    Ralf Schwarzer;Nina Knoll

  • Positive coping: Mastering demands and searching for meaning.

    Ralf Schwarzer;Nina Knoll

  • Coping as a mediator between personality and stress outcomes: a longitudinal study with cataract surgery patients

    Nina Knoll;Nina Rieckmann;Ralf Schwarzer

  • Received social support, self-efficacy, and finding benefits in disease as predictors of physical functioning and adherence to antiretroviral therapy.

    Aleksandra Luszczynska;Yagnaseni Sarkar;Nina Knoll

  • Social support and quality of life among lung cancer patients: a systematic review.

    Aleksandra Luszczynska;Izabela Pawlowska;Roman Cieslak;Nina Knoll

  • Gender and age differences in domain-specific life satisfaction and the impact of depressive and anxiety symptoms: a general population survey from Germany.

    Isolde Daig;Peter Herschbach;Anja Lehmann;Nina Knoll

  • Dispositional self-efficacy as a personal resource factor in coping after surgery

    Ralf Schwarzer;Sonja Boehmer;Aleksandra Luszczynska;Nihal E. Mohamed

  • Changes in finding benefit after cancer surgery and the prediction of well-being one year later.

    Ralf Schwarzer;Aleksandra Luszczynska;Sonja Boehmer;Steffen Taubert

  • Dyadic planning of health-behavior change after prostatectomy: a randomized-controlled planning intervention.

    Silke Burkert;Urte Scholz;Oliver Gralla;Jan Roigas

  • Soziale Ressourcen und Gesundheit: soziale Unterstützung und dyadisches Bewältigen

    Rolf Kienle;Nina Knoll;Babette Renneberg

  • Social-cognitive antecedents of hand washing: Action control bridges the planning-behaviour gap.

    Benjamín Reyes Fernández;Nina Knoll;Kyra Hamilton;Ralf Schwarzer

  • Fast-track surgery in laparoscopic radical prostatectomy: basic principles.

    O. Gralla;F. Haas;N. Knoll;D. Hadzidiakos

  • Age and Body Make a Difference in Optimistic Health Beliefs and Nutrition Behaviors

    Britta Renner;Nina Knoll;Ralf Schwarzer

  • Physical activity and depressive symptoms in cardiac rehabilitation: Long-term effects of a self-management intervention

    Urte Scholz;Nina Knoll;Falko F. Sniehotta;Ralf Schwarzer

  • The cognitive regulation of emotions: The role of success versus failure experience and coping dispositions

    Heinz Walter Krohne;Manuela Pieper;Nina Knoll;Nadine Breimer

  • Positive experience, self-efficacy, and action control predict physical activity changes: a moderated mediation analysis.

    Linda Parschau;Lena Fleig;Milena Koring;Daniela Lange

  • Physical activity among adults with obesity: testing the Health Action Process Approach

    Linda Parschau;Milena Barz;Jana Richert;Nina Knoll

  • Sedentary behaviours and health-related quality of life. A systematic review and meta-analysis.

    Monika Boberska;Zofia Szczuka;Magdalena Kruk;Nina Knoll

  • Effects of dyadic planning on physical activity in couples: A randomized controlled trial.

    Nina Knoll;Diana Hilda Hohl;Jan Keller;Natalie Schuez

  • Self-efficacy, planning and action control in an oral self-care intervention

    Guangyu Zhou;Caiyun Sun;Nina Knoll;Kyra Hamilton;Kyra Hamilton

  • Planning and self-efficacy interventions encouraging replacing energy-dense foods intake with fruit and vegetable: A longitudinal experimental study

    Aleksandra Luszczynska;Karolina Horodyska;Karolina Zarychta;Natalia Liszewska

  • A brief intervention increases fruit and vegetable intake. A comparison of two intervention sequences.

    Pempa Lhakhang;Cristina Godinho;Nina Knoll;Ralf Schwarzer;Ralf Schwarzer;Ralf Schwarzer

Frequent Co-Authors

Ralf Schwarzer
Ralf Schwarzer Freie Universität Berlin
Urte Scholz
Urte Scholz University of Zurich
Aleksandra Luszczynska
Aleksandra Luszczynska University of Social Sciences and Humanities
Lisa M. Warner
Lisa M. Warner Boston College
Sonia Lippke
Sonia Lippke Jacobs University
Kyra Hamilton
Kyra Hamilton Griffith University
Jutta Heckhausen
Jutta Heckhausen University of California, Irvine
Yiqun Gan
Yiqun Gan Peking University
Chris Lonsdale
Chris Lonsdale Australian Catholic University
Jochen P. Ziegelmann
Jochen P. Ziegelmann Freie Universität Berlin

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