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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 68 6566 5952 53 52 186 15540

Manfred Spraul publications per year

The chart shows the history of publications by Manfred Spraul between 1981 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Manfred Spraul published across 45 years, from 1981 to 2025, averaging 4.7 papers a year. Output peaked at 14 publications in 1997. 8 of the 212 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1981 to 2025. Vertical axis: number of publications, 0 to 14. Peak 14 publications in 1997. 1981: 1 publication 1982: 0 publications 1983: 1 publication 1984: 0 publications 1985: 1 publication 1986: 1 publication 1987: 0 publications 1988: 2 publications 1989: 3 publications 1990: 0 publications 1991: 1 publication 1992: 2 publications 1993: 6 publications 1994: 10 publications 1995: 11 publications 1996: 4 publications 1997: 14 publications 1998: 5 publications 1999: 1 publication 2000: 5 publications 2001: 8 publications 2002: 4 publications 2003: 10 publications 2004: 6 publications 2005: 11 publications 2006: 7 publications 2007: 7 publications 2008: 12 publications 2009: 6 publications 2010: 3 publications 2011: 4 publications 2012: 0 publications 2013: 4 publications 2014: 8 publications 2015: 6 publications 2016: 5 publications 2017: 3 publications 2018: 1 publication 2019: 2 publications 2020: 6 publications 2021: 11 publications 2022: 8 publications 2023: 4 publications 2024: 3 publications 2025: 5 publications
1981 2025

212 publications in total across all disciplines

View publications per year as a table
Manfred Spraul: publications per year, 1981 to 2025
Year Publications
1981 1
1982 0
1983 1
1984 0
1985 1
1986 1
1987 0
1988 2
1989 3
1990 0
1991 1
1992 2
1993 6
1994 10
1995 11
1996 4
1997 14
1998 5
1999 1
2000 5
2001 8
2002 4
2003 10
2004 6
2005 11
2006 7
2007 7
2008 12
2009 6
2010 3
2011 4
2012 0
2013 4
2014 8
2015 6
2016 5
2017 3
2018 1
2019 2
2020 6
2021 11
2022 8
2023 4
2024 3
2025 5
Total 212
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Manfred Spraul publication distribution in Chemistry in 2026

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

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 181–200 publications, is where this scientist sits. 61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61–80 publications 1,295+

This scientist: 186 publications — 27th percentile

27% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344 186
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Manfred Spraul D-index placement in Chemistry in 2026

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

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 68–69 D-Index, is where this scientist sits. 40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40–41 D-Index 159+

This scientist: 68 D-Index — 64th percentile

64% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731
66–67 775
68–69 683 68
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Overview

Manfred Spraul is affiliated with the University of Aveiro in Portugal. Their research primarily spans the fields of Biochemistry, Genetics and Molecular Biology, as well as Medicine. Within these areas, their work focuses extensively on Molecular Biology, Epidemiology, Infectious Diseases, Neurology, and Physiology.

Their research topics cover a range of areas including Metabolomics and Mass Spectrometry Studies, Liver Disease Diagnosis and Treatment, Long-Term Effects of COVID-19, Diet and Metabolism Studies, Metabolism and Genetic Disorders, Infectious Encephalopathies and Encephalitis, and COVID-19 Clinical Research Studies.

Manfred Spraul has contributed multiple publications to key scientific journals. Frequent venues for their work include:

  • Journal of Proteome Research
  • Analytical Chemistry
  • Zenodo (CERN European Organization for Nuclear Research)
  • Cardiovascular Diabetology
  • The Analyst

Their recent papers illustrate a focus on NMR spectroscopy and metabolomics in relation to COVID-19. Selected publications include:

  • Incomplete Systemic Recovery and Metabolic Phenoreversion in Post-Acute-Phase Nonhospitalized COVID-19 Patients: Implications for Assessment of Post-Acute COVID-19 Syndrome (2021), Journal of Proteome Research
  • NMR Spectroscopic Windows on the Systemic Effects of SARS-CoV-2 Infection on Plasma Lipoproteins and Metabolites in Relation to Circulating Cytokines (2021), Journal of Proteome Research
  • Diffusion and Relaxation Edited Proton NMR Spectroscopy of Plasma Reveals a High-Fidelity Supramolecular Biomarker Signature of SARS-CoV-2 Infection (2021), Analytical Chemistry
  • Quantitative In-Vitro Diagnostic NMR Spectroscopy for Lipoprotein and Metabolite Measurements in Plasma and Serum: Recommendations for Analytical Artifact Minimization with Special Reference to COVID-19/SARS-CoV-2 Samples (2020), Journal of Proteome Research
  • Integrative Modeling of Plasma Metabolic and Lipoprotein Biomarkers of SARS-CoV-2 Infection in Spanish and Australian COVID-19 Patient Cohorts (2021), Journal of Proteome Research

Manfred Spraul has frequently collaborated with several co-authors across their body of work, including:

  • Claire Cannet
  • Jeremy K. Nicholson
  • Elaine Holmes
  • Samantha Lodge
  • Hartmut Schäfer

Best Publications

  • 750 MHz 1H and 1H-13C NMR Spectroscopy of Human Blood Plasma

    J. K. Nicholson;P. J. D. Foxall;M. Spraul;R. D. Farrant

  • Cryogenically cooled probes—a leap in NMR technology

    Helena Kovacs;Detlef Moskau;Manfred Spraul

  • Precision High-Throughput Proton NMR Spectroscopy of Human Urine, Serum, and Plasma for Large-Scale Metabolic Phenotyping

    Anthony C. Dona;Beatriz Jiménez;Hartmut Schäfer;Eberhard Humpfer

  • Chemometric models for toxicity classification based on NMR spectra of biofluids

    Elaine Holmes;Andrew W. Nicholls;John C. Lindon;Susan C. Connor

  • Molecular structures and associations of humic substances in the terrestrial environment

    André J. Simpson;William L. Kingery;Michael H. B. Hayes;Manfred Spraul

  • High‐resolution magic angle spinning MRS of breast cancer tissue

    Beathe Sitter;Beathe Sitter;Ursula Sonnewald;Manfred Spraul;Hans E. Fjösne

  • Summary recommendations for standardization and reporting of metabolic analyses.

    John C Lindon;Jeremy K Nicholson;Elaine Holmes;Hector C Keun

  • Development of a model for classification of toxin-induced lesions using 1H NMR spectroscopy of urine combined with pattern recognition.

    E. Holmes;A. W. Nicholls;J. C. Lindon;S. Ramos

  • Evidence of different metabolic phenotypes in humans

    Michael Assfalg;Ivano Bertini;Donato Colangiuli;Claudio Luchinat

  • Targeted and nontargeted wine analysis by (1)h NMR spectroscopy combined with multivariate statistical analysis. Differentiation of important parameters: grape variety, geographical origin, year of vintage.

    Rolf Godelmann;Fang Fang;Eberhard Humpfer;Birk Schütz

  • LC-NMR-MS in drug discovery

    Olivia Corcoran;Manfred Spraul

  • Automatic data reduction and pattern recognition methods for analysis of 1H nuclear magnetic resonance spectra of human urine from normal and pathological states.

    E. Holmes;P.J.D. Foxall;J.K. Nicholson;G.H. Neild

  • High-resolution magic angle spinning 1H NMR spectroscopic studies on intact rat renal cortex and medulla.

    S. Garrod;E. Humpfer;M. Spraul;S.C. Connor

  • 750 MHz 1H NMR spectroscopy characterisation of the complex metabolic pattern of urine from patients with inborn errors of metabolism: 2-hydroxyglutaric aciduria and maple syrup urine disease

    E. Holmes;P. J. D. Foxall;M. Spraul;R. D. Farrant

  • High-resolution 1H and 1H-13C magic angle spinning NMR spectroscopy of rat liver

    M.E. Bollard;S. Garrod;E. Holmes;J.C. Lindon

  • Quantitative Lipoprotein Subclass and Low Molecular Weight Metabolite Analysis in Human Serum and Plasma by 1H NMR Spectroscopy in a Multilaboratory Trial.

    Beatriz Jiménez;Elaine Holmes;Clement Heude;Rose F. Tolson

  • Application of chemometrics to the 1H NMR spectra of apple juices: discrimination between apple varieties.

    Peter S Belton;Ian J Colquhoun;E.Katherine Kemsley;Ivonne Delgadillo

  • Separation and identification of phenolic compounds in olive oil by coupling high-performance liquid chromatography with postcolumn solid-phase extraction to nuclear magnetic resonance spectroscopy (LC-SPE-NMR).

    Unknown

  • Study of the compositional changes of mango during ripening by use of nuclear magnetic resonance spectroscopy.

    Ana M. Gil;Iola F. Duarte;Ivonne Delgadillo;Ian J. Colquhoun

  • High-Resolution Nuclear Magnetic Resonance Spectroscopy and Multivariate Analysis for the Characterization of Beer

    Iola Duarte;Antonio Barros;Peter S. Belton;Renton Righelato

  • Biochemical classification of kidney carcinoma biopsy samples using magic-angle-spinning 1H nuclear magnetic resonance spectroscopy

    Detlef Moka;Roland Vorreuther;Harald Schicha;Manfred Spraul

Frequent Co-Authors

Jeremy K. Nicholson
Jeremy K. Nicholson Murdoch University
John C. Lindon
John C. Lindon Imperial College London
Elaine Holmes
Elaine Holmes Imperial College London
Ian D. Wilson
Ian D. Wilson Imperial College London
Ana M. Gil
Ana M. Gil University of Aveiro
André J. Simpson
André J. Simpson University of Toronto
Klaus Albert
Klaus Albert University of Tübingen
Peter S. Belton
Peter S. Belton University of East Anglia
António S. Barros
António S. Barros University of Porto

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