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Ulrik Fredrik Malt

Ulrik Fredrik Malt

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Psychology 65 2824 2589 16 14 332 16666

Ulrik Fredrik Malt publications per year

The chart shows the history of publications by Ulrik Fredrik Malt between 1978 and 2024, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ulrik Fredrik Malt published across 47 years, from 1978 to 2024, averaging 7.8 papers a year. Output peaked at 19 publications in 2017. 10 of the 366 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1978 to 2024. Vertical axis: number of publications, 0 to 19. Peak 19 publications in 2017. 1978: 3 publications 1979: 0 publications 1980: 1 publication 1981: 1 publication 1982: 2 publications 1983: 1 publication 1984: 0 publications 1985: 0 publications 1986: 5 publications 1987: 2 publications 1988: 2 publications 1989: 9 publications 1990: 3 publications 1991: 2 publications 1992: 3 publications 1993: 7 publications 1994: 8 publications 1995: 13 publications 1996: 18 publications 1997: 8 publications 1998: 16 publications 1999: 8 publications 2000: 8 publications 2001: 14 publications 2002: 14 publications 2003: 4 publications 2004: 11 publications 2005: 1 publication 2006: 5 publications 2007: 4 publications 2008: 17 publications 2009: 4 publications 2010: 17 publications 2011: 12 publications 2012: 12 publications 2013: 15 publications 2014: 12 publications 2015: 14 publications 2016: 9 publications 2017: 19 publications 2018: 14 publications 2019: 9 publications 2020: 14 publications 2021: 10 publications 2022: 5 publications 2023: 7 publications 2024: 3 publications
1978 2024

366 publications in total across all disciplines

View publications per year as a table
Ulrik Fredrik Malt: publications per year, 1978 to 2024
Year Publications
1978 3
1979 0
1980 1
1981 1
1982 2
1983 1
1984 0
1985 0
1986 5
1987 2
1988 2
1989 9
1990 3
1991 2
1992 3
1993 7
1994 8
1995 13
1996 18
1997 8
1998 16
1999 8
2000 8
2001 14
2002 14
2003 4
2004 11
2005 1
2006 5
2007 4
2008 17
2009 4
2010 17
2011 12
2012 12
2013 15
2014 12
2015 14
2016 9
2017 19
2018 14
2019 9
2020 14
2021 10
2022 5
2023 7
2024 3
Total 366
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Ulrik Fredrik Malt 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 Ulrik Fredrik Malt 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, 331–340 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: 332 publications — 90th percentile

90% 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
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 92 332
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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Ulrik Fredrik Malt 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 Ulrik Fredrik Malt 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, 64–65 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: 65 D-Index — 76th percentile

76% 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
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 65
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

Ulrik Fredrik Malt is affiliated with the University of Oslo in Norway. Their research primarily focuses on medicine, with 42 publications in this field. Within medicine, the main subfields include psychiatry and mental health, cognitive neuroscience, clinical psychology, genetics, and biological psychiatry.

Their work extensively covers topics such as bipolar disorder and treatment, tryptophan and brain disorders, functional brain connectivity studies, electrolyte and hormonal disorders, genetics and neurodevelopmental disorders, mental health and psychiatry, and psychosomatic disorders and their treatments.

Ulrik Fredrik Malt has published multiple papers in several academic venues. Frequent publication venues include Tidsskrift for Den norske legeforening, Human Brain Mapping, Psychological Medicine, bioRxiv (Cold Spring Harbor Laboratory), and the Journal of Psychosomatic Research.

Among their recent papers are:

  • Longitudinal Structural Brain Changes in Bipolar Disorder: A Multicenter Neuroimaging Study of 1232 Individuals by the ENIGMA Bipolar Disorder Working Group, 2021, Biological Psychiatry
  • In vivo hippocampal subfield volumes in bipolar disorder-A mega-analysis from The Enhancing Neuro Imaging Genetics through Meta-Analysis Bipolar Disorder Working Group, 2020, Human Brain Mapping
  • Compulsory admissions of patients with mental disorders: State of the art on ethical and legislative aspects in 40 European countries, 2020, European Psychiatry
  • Increased circulating IL-18 levels in severe mental disorders indicate systemic inflammasome activation, 2021, Brain Behavior and Immunity
  • Association between body mass index and subcortical brain volumes in bipolar disorders-ENIGMA study in 2735 individuals, 2021, Molecular Psychiatry

Ulrik Fredrik Malt frequently collaborates with several researchers. Notable co-authors include Erlend Bøen, Torbjørn Elvsåshagen, Ole A. Andreassen, Lars T. Westlye, and Birgitte Boye.

Best Publications

  • Genomic Relationships, Novel Loci, and Pleiotropic Mechanisms across Eight Psychiatric Disorders

    Phil H. Lee;Verneri Anttila;Hyejung Won;Yen-Chen A. Feng

  • The ENIGMA Consortium: large-scale collaborative analyses of neuroimaging and genetic data

    Paul M. Thompson;Jason L. Stein;Sarah E. Medland;Derrek P. Hibar

  • Genomic Dissection of Bipolar Disorder and Schizophrenia, Including 28 Subphenotypes

    Douglas M. Ruderfer;Stephan Ripke;Stephan Ripke;Stephan Ripke;Andrew McQuillin;James Boocock

  • Cortical abnormalities in bipolar disorder : An MRI analysis of 6503 individuals from the ENIGMA Bipolar Disorder Working Group

    D P Hibar;L T Westlye;L T Westlye;N T Doan;N T Doan;N Jahanshad

  • Subcortical volumetric abnormalities in bipolar disorder

    D. P. Hibar;L. T. Westlye;L. T. Westlye;T. G. M. van Erp;J. Rasmussen

  • The plasma levels of various cytokines are increased during ongoing depression and are reduced to normal levels after recovery

    Johan Dahl;Heidi Ormstad;Hans Christian D. Aass;Ulrik Fredrik Malt

  • Brain aging in major depressive disorder: results from the ENIGMA major depressive disorder working group

    Laura K.M. Han;Richard Dinga;Richard Dinga;Tim Hahn;Christopher R.K. Ching

  • The Long-Term Psychiatric Consequences of Accidental Injury A Longitudinal Study of 107 Adults

    Ulrik Malt

  • Comparative levels of psychological distress, stress symptoms, depression and anxiety after childbirth--a prospective population-based study of mothers and fathers.

    Hans Skari;Marianne Skreden;Ulrik Fredrik Malt;Merethe Dalholt

  • Scales for assessment of diagnosis and severity of mental disorders

    Per Bech

  • Psychological distress in cancer patients with advanced disease.

    Stein Kaasa;Ulrik Malt;Steinar Hagen;Erik Wist

  • Consultation-Liaison psychiatric service delivery: results from a European study.

    Frits J Huyse;Thomas Herzog;Antonio Lobo;Ulrik F Malt

  • Treatment-Resistant Bipolar Depression: A Randomized Controlled Trial of Electroconvulsive Therapy Versus Algorithm-Based Pharmacological Treatment

    Helle K. Schoeyen;Ute Kessler;Ole A. Andreassen;Bjoern H. Auestad

  • Jet lag: clinical features, validation of a new syndrome-specific scale, and lack of response to melatonin in a randomized, double-blind trial.

    Robert L. Spitzer;Michael Terman;Janet B.W. Williams;Jiuan Su Terman

  • Symptoms and signs of the initial prodrome of bipolar disorder: A systematic review

    Dag V. Skjelstad;Ulrik F. Malt;Ulrik F. Malt;Arne Holte;Arne Holte

  • Posttraumatic distress symptoms in operable breast cancer III: status one year after surgery

    Lars Tjemsland;Jon Arne Søreide;Ulrik Fredrik Malt

  • Comparison of long‐term psychological responses of women after pregnancy termination due to fetal anomalies and after perinatal loss

    K. Å. Salvesen;L. Øyen;N. Schmidt;U. F. Malt

  • The load of short telomeres is increased and associated with lifetime number of depressive episodes in bipolar II disorder.

    Torbjørn Elvsåshagen;Elsa Vera;Erlend Bøen;Jorunn Bratlie

  • A new pharmacologic treatment of functional gastrointestinal disorder : A double-blind placebo-controlled study with mianserin

    L Tanum;U F Malt

  • Using structural MRI to identify bipolar disorders – 13 site machine learning study in 3020 individuals from the ENIGMA Bipolar Disorders Working Group

    Abraham Nunes;Hugo G. Schnack;Christopher R.K. Ching;Christopher R.K. Ching;Ingrid Agartz

  • Genome wide meta-analysis identifies genomic relationships, novel loci, and pleiotropic mechanisms across eight psychiatric disorders

    Lee Ph;Anttila;Won H

  • Diurnal Variation and twenty-four hour sleep deprivation do not alter supine heart rate variability in healthy male young adults

    Daniel Quintana;Torbjørn Elvsåshagen;Torbjørn Elvsåshagen;Nathalia Zak;Nathalia Zak;Linn Christin Bonaventure Norbom

Frequent Co-Authors

Ole A. Andreassen
Ole A. Andreassen Oslo University Hospital
Torbjørn Elvsåshagen
Torbjørn Elvsåshagen University of Oslo
Lars T. Westlye
Lars T. Westlye University of Oslo
Gunnar Morken
Gunnar Morken Norwegian University of Science and Technology
Ingrid Agartz
Ingrid Agartz University of Oslo
Stein Andersson
Stein Andersson University of Oslo
Mikael Landén
Mikael Landén University of Gothenburg
Janice M. Fullerton
Janice M. Fullerton University of New South Wales
Erik G. Jönsson
Erik G. Jönsson University of Oslo
Ingrid Melle
Ingrid Melle University of Oslo

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