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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 44 17008 15365 4187 3439 152 5727

Ryan R. Julian publications per year

The chart shows the history of publications by Ryan R. Julian between 1999 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ryan R. Julian published across 27 years, from 1999 to 2025, averaging 6.4 papers a year. Output peaked at 11 publications in 2014. 13 of the 174 publications appeared in the last two years.

No. of publications
2 4 6 8 10
Bar chart. Horizontal axis: year, 1999 to 2025. Vertical axis: number of publications, 0 to 11. Peak 11 publications in 2014. 1999: 4 publications 2000: 0 publications 2001: 3 publications 2002: 5 publications 2003: 8 publications 2004: 6 publications 2005: 3 publications 2006: 3 publications 2007: 2 publications 2008: 6 publications 2009: 9 publications 2010: 6 publications 2011: 8 publications 2012: 10 publications 2013: 5 publications 2014: 11 publications 2015: 8 publications 2016: 6 publications 2017: 7 publications 2018: 9 publications 2019: 8 publications 2020: 5 publications 2021: 10 publications 2022: 10 publications 2023: 9 publications 2024: 8 publications 2025: 5 publications
1999 2025

174 publications in total across all disciplines

View publications per year as a table
Ryan R. Julian: publications per year, 1999 to 2025
Year Publications
1999 4
2000 0
2001 3
2002 5
2003 8
2004 6
2005 3
2006 3
2007 2
2008 6
2009 9
2010 6
2011 8
2012 10
2013 5
2014 11
2015 8
2016 6
2017 7
2018 9
2019 8
2020 5
2021 10
2022 10
2023 9
2024 8
2025 5
Total 174
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Ryan R. Julian 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 Ryan R. Julian 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, 141–160 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: 152 publications — 15th percentile

15% 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 1,218 152
161–180 1,350
181–200 1,344
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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Ryan R. Julian 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 Ryan R. Julian 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, 44–45 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: 44 D-Index — 7th percentile

7% 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 44
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
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

Ryan R. Julian is affiliated with the University of California, Riverside in the United States. Their research spans multiple fields, primarily focusing on Chemistry and Biochemistry, Genetics and Molecular Biology. Within these domains, their work frequently explores subfields such as Spectroscopy, Molecular Biology, Organic Chemistry, Materials Chemistry, and Physiology.

The scientist's main research topics include Mass Spectrometry Techniques and Applications, Advanced Proteomics Techniques and Applications, Supramolecular Chemistry and Complexes, Analytical Chemistry and Chromatography, Alzheimer's disease research and treatments, Protein Structure and Dynamics, and Porphyrin and Phthalocyanine Chemistry.

Ryan R. Julian has contributed to several publication venues, with repeated appearances in:

  • Journal of the American Society for Mass Spectrometry
  • bioRxiv (Cold Spring Harbor Laboratory)
  • arXiv (Cornell University)
  • Analytical Chemistry
  • Angewandte Chemie International Edition

Their recent papers showcase diverse lines of inquiry, including:

  • Do As I Can, Not As I Say: Grounding Language in Robotic Affordances (2022), published in arXiv (Cornell University)
  • Internal Fragments Generated from Different Top-Down Mass Spectrometry Fragmentation Methods Extend Protein Sequence Coverage (2021), published in Journal of the American Society for Mass Spectrometry
  • RT-1: Robotics Transformer for Real-World Control at Scale (2022), published in arXiv (Cornell University)
  • Does Data-Independent Acquisition Data Contain Hidden Gems? A Case Study Related to Alzheimer's Disease (2021), published in Journal of Proteome Research
  • Moderated Basicity of Endohedral Amine Groups in an Octa-Cationic Self-Assembled Cage (2022), published in Angewandte Chemie International Edition

Co-authorship is a significant aspect of Ryan R. Julian's scientific collaborations. Frequent coauthors include:

  • Hoi-Ting Wu
  • Tyler R. Lambeth
  • Bryce da Camara
  • Richard J. Hooley
  • Jacob W. Silzel

Best Publications

  • Residue-specific radical-directed dissociation of whole proteins in the gas phase.

    Tony Ly;Ryan R. Julian

  • Peptide radicals and cation radicals in the gas phase.

    František Tureček;Ryan R Julian

  • Two-Component Control of Guest Binding in a Self-Assembled Cage Molecule

    Puhong Liao;Brian W. Langloss;Amber M. Johnson;Eric R. Knudsen

  • Side Chain Chemistry Mediates Backbone Fragmentation in Hydrogen Deficient Peptide Radicals

    Qingyu Sun;Hosea Nelson;Tony Ly;Brian M. Stoltz

  • Ultraviolet photodissociation: developments towards applications for mass-spectrometry-based proteomics.

    Tony Ly;Ryan R. Julian

  • Site specific sequestering and stabilization of charge in peptides by supramolecular adduct formation with 18-crown-6 ether by way of electrospray ionization

    Ryan R Julian;J.L Beauchamp

  • Nanocrystalline Aggregation of Serine Detected by Electrospray Ionization Mass Spectrometry: Origin of the Stable Homochiral Gas-Phase Serine Octamer

    Ryan R. Julian;Robert Hodyss;Brian Kinnear;Martin F. Jarrold

  • Salt Bridge Stabilization of Charged Zwitterionic Arginine Aggregates in the Gas Phase

    Ryan R. Julian;Robert Hodyss;J. L. Beauchamp

  • Direct elucidation of disulfide bond partners using ultraviolet photodissociation mass spectrometry.

    Arun Agarwal;Jolene K. Diedrich;Ryan R. Julian

  • Tandem Reactivity of a Self-Assembled Cage Catalyst with Endohedral Acid Groups

    Lauren R Holloway;Paul M Bogie;Yana Lyon;Courtney Ngai

  • Elucidating the tertiary structure of protein ions in vacuo with site specific photoinitiated radical reactions.

    Tony Ly;Ryan R. Julian

  • Discriminating D-amino acid-containing peptide epimers by radical-directed dissociation mass spectrometry.

    Yuanqi Tao;Neil R. Quebbemann;Ryan R. Julian

  • Site-specific radical directed dissociation of peptides at phosphorylated residues.

    Jolene K. Diedrich;Ryan R. Julian

  • Cooperative Salt Bridge Stabilization of Gas-Phase Zwitterions in Neutral Arginine Clusters

    Ryan R. Julian;J. L. Beauchamp;William A. Goddard

  • Narcissistic Self‐Sorting in Self‐Assembled Cages of Rare Earth Metals and Rigid Ligands

    Amber M. Johnson;Calvin A. Wiley;Michael C. Young;Xing Zhang

  • The Mechanism Behind Top-Down UVPD Experiments: Making Sense of Apparent Contradictions

    Ryan R. Julian

  • Ion funnels for the masses: experiments and simulations with a simplified ion funnel.

    Ryan R. Julian;Sarah R. Mabbett;Martin F. Jarrold

  • Gas-phase synthesis of charged copper and silver Fischer carbenes from diazomalonates: mechanistic and conformational considerations in metal-mediated wolff rearrangements.

    Ryan R. Julian;Jeremy A. May;Brian M. Stoltz;J. L. Beauchamp

  • Spontaneous Isomerization of Long-Lived Proteins Provides a Molecular Mechanism for the Lysosomal Failure Observed in Alzheimer's Disease.

    Tyler R Lambeth;Dylan L Riggs;Lance E Talbert;Jin Tang

  • Site selective fragmentation of peptides and proteins at quinone modified cysteine residues investigated by ESI-MS

    Jolene K. Diedrich;Ryan R. Julian

  • Using ESI-MS to Probe Protein Structure by Site-Specific Noncovalent Attachment of 18-Crown-6

    Tony Ly;Ryan R. Julian

Frequent Co-Authors

Jesse L. Beauchamp
Jesse L. Beauchamp California Institute of Technology
Brian M. Stoltz
Brian M. Stoltz California Institute of Technology
David E. Clemmer
David E. Clemmer Indiana University
Stephen J. Blanksby
Stephen J. Blanksby Queensland University of Technology
Joseph A. Loo
Joseph A. Loo University of California, Los Angeles
Martin F. Jarrold
Martin F. Jarrold Indiana University
Jasmeer P. Chhatwal
Jasmeer P. Chhatwal Harvard University
Huilin Li
Huilin Li Van Andel Institute
Randall J. Bateman
Randall J. Bateman Washington University in St. Louis
Michael J. MacCoss
Michael J. MacCoss University of Washington

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