World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
73
Citations
19235
World Ranking
4956
National Ranking
1550

John R. Lombardi 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 John R. Lombardi sits on this spectrum.

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 publications 1,295+

This scientist: 294 publications — 62nd percentile

62% of scientists in this discipline score the same or lower.

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

John R. Lombardi 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 John R. Lombardi sits on this spectrum.

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 D-Index 159+

This scientist: 73 D-Index — 73rd percentile

73% of scientists in this discipline score the same or lower.

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

Overview

John R. Lombardi is affiliated with the City College of New York in the United States. Their research primarily focuses on materials science, with a significant contribution to subfields such as electronic, optical and magnetic materials, materials chemistry, atomic and molecular physics and optics, electrical and electronic engineering, and electrochemistry.

The scientist's work covers several main topics, including:

  • Gold and Silver Nanoparticles Synthesis and Applications
  • Spectroscopy and Quantum Chemical Studies
  • Electrochemical Analysis and Applications
  • MXene and MAX Phase Materials
  • Quantum Dots Synthesis And Properties
  • Chalcogenide Semiconductor Thin Films
  • Spectroscopy Techniques in Biomedical and Chemical Research

John R. Lombardi has contributed to multiple publications, with notable recent papers including:

  • "Charge-Transfer Resonance and Electromagnetic Enhancement Synergistically Enabling MXenes with Excellent SERS Sensitivity for SARS-CoV-2 S Protein Detection" (2021, Nano-Micro Letters)
  • "Human ACE2-Functionalized Gold "Virus-Trap" Nanostructures for Accurate Capture of SARS-CoV-2 and Single-Virus SERS Detection" (2021, Nano-Micro Letters)
  • "The surface-enhanced resonance Raman scattering of dye molecules adsorbed on two-dimensional titanium carbide Ti3C2Tx (MXene) film" (2020, Materials Advances)
  • "Charge transfer enhancement in the surface-enhanced Raman scattering of Ta2O5 superstructures" (2020, Applied Surface Science)
  • "An analysis of tetrahydrocannabinol (THC) and its analogs using surface enhanced Raman Scattering (SERS)" (2020, Chemical Physics)

Frequent co-authors collaborating with John R. Lombardi include:

  • Yusi Peng
  • Yong Yang
  • Ronald L. Birke
  • Chenglong Lin
  • Long Li

Publications by this researcher have appeared repeatedly in selected venues such as:

  • Nano-Micro Letters
  • Applied Surface Science
  • Chemical Physics Letters
  • Chemical Physics
  • Nanomaterials

The research conducted by John R. Lombardi involves extensive study of advanced materials and their applications in spectroscopy, nanotechnology, and biomedical detection methods. Their work with MXenes, nanoscale gold and silver particles, as well as spectroscopic techniques, is represented in a number of publications focused on enhancing material properties and detection capabilities in chemical and biological contexts.

Best Publications

  • A Unified Approach to Surface-Enhanced Raman Spectroscopy

    John R. Lombardi;Ronald L. Birke

  • Charge‐transfer theory of surface enhanced Raman spectroscopy: Herzberg–Teller contributions

    John R. Lombardi;Ronald L. Birke;Tianhong Lu;Jia Xu

  • A unified view of surface-enhanced Raman scattering.

    John R. Lombardi;Ronald L. Birke

  • Enhanced Raman Scattering with Dielectrics.

    Ivano Alessandri;John R. Lombardi

  • Theory of Surface-Enhanced Raman Scattering in Semiconductors

    John R. Lombardi;Ronald L. Birke

  • DFT, SERS, and Single-Molecule SERS of Crystal Violet

    Maria Vega Cañamares;Cat Chenal;Ronald L. Birke;John R. Lombardi

  • Observation of Enhanced Raman Scattering for Molecules Adsorbed on TiO2 Nanoparticles: Charge-Transfer Contribution

    Libin Yang;Xin Jiang;Weidong Ruan;Bing Zhao

  • Raman Investigation of Nanosized TiO2: Effect of Crystallite Size and Quantum Confinement

    Xiangxin Xue;Wei Ji;Zhu Mao;Huijuan Mao

  • Periodic Properties of Force Constants of Small Transition-Metal and Lanthanide Clusters

    John R. Lombardi;Benjamin Davis

  • Identification of organic colorants in fibers, paints, and glazes by surface enhanced Raman spectroscopy.

    Francesca Casadio;Marco Leona;John R. Lombardi;Richard Van Duyne

  • Review of Surface Enhanced Raman Scattering Applications in Forensic Science.

    Cyril Muehlethaler;Cyril Muehlethaler;Marco Leona;John R. Lombardi

  • A Novel Ultra-Sensitive Semiconductor SERS Substrate Boosted by the Coupled Resonance Effect.

    Lili Yang;Yusi Peng;Yong Yang;Jianjun Liu

  • Charge-Transfer-Induced Surface-Enhanced Raman Scattering on Ag−TiO2 Nanocomposites

    Libin Yang;Xin Jiang;Weidong Ruan;Jingxiu Yang

  • Direct observation of surface‐enhanced Raman scattering in ZnO nanocrystals

    Yanfei Wang;Weidong Ruan;Junhu Zhang;Bai Yang

  • Theory of Enhance I Light Scattering from Molecules Adsorbed at the Metal-Solution Interface

    Joel I. Gersten;Ronald L. Birke;John R. Lombardi

  • Charge-Transfer Resonance and Electromagnetic Enhancement Synergistically Enabling MXenes with Excellent SERS Sensitivity for SARS-CoV-2 S Protein Detection

    Yusi Peng;Chenglong Lin;Li Long;Tanemura Masaki

  • Ultrahigh Raman Enhancement on Monolayer MoS2

    Cyril Muehlethaler;Christopher R. Considine;Vinod Menon;Wei-Cheng Lin

  • Raman scattering study of molecules adsorbed on ZnS nanocrystals

    Yanfei Wang;Zhihua Sun;Hailong Hu;Shengyu Jing

  • Application of Raman Spectroscopy and Surface-Enhanced Raman Scattering to the Analysis of Synthetic Dyes Found in Ballpoint Pen Inks*

    B S Irina Geiman;Marco Leona;John R. Lombardi

  • Flexible BaTiO3/PVDF gradated multilayer nanocomposite film with enhanced dielectric strength and high energy density

    Y. N. Hao;X. H. Wang;S. O'Brien;J. Lombardi

  • The effect of molecular structure on voltage induced shifts of charge transfer excitation in surface enhanced Raman scattering

    John R. Lombardi;Ronald L. Birke;Luis A. Sanchez;Irene Bernard

Frequent Co-Authors

Bing Zhao
Bing Zhao Jilin University
Weiqing Xu
Weiqing Xu Jilin University
Shuping Xu
Shuping Xu Jilin University
Wei Ji
Wei Ji Renmin University of China
William Klemperer
William Klemperer Harvard University
Richard P. Van Duyne
Richard P. Van Duyne Northwestern University
Bin Tang
Bin Tang Deakin University
Tianhong Lu
Tianhong Lu Nanjing Normal University
Yong Yang
Yong Yang Chinese Academy of Sciences
George C. Schatz
George C. Schatz Northwestern University

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