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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Materials Science 95 1346 1291 429 400 331 29057
Chemistry 99 1361 1211 523 429 353 30654

Sanford A. Asher publications per year

The chart shows the history of publications by Sanford A. Asher between 1976 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Sanford A. Asher published across 50 years, from 1976 to 2025, averaging 7.7 papers a year. Output peaked at 20 publications in 2010. 7 of the 386 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1976 to 2025. Vertical axis: number of publications, 0 to 20. Peak 20 publications in 2010. 1976: 1 publication 1977: 1 publication 1978: 0 publications 1979: 3 publications 1980: 0 publications 1981: 5 publications 1982: 2 publications 1983: 1 publication 1984: 11 publications 1985: 6 publications 1986: 4 publications 1987: 4 publications 1988: 10 publications 1989: 5 publications 1990: 6 publications 1991: 11 publications 1992: 8 publications 1993: 6 publications 1994: 11 publications 1995: 5 publications 1996: 9 publications 1997: 13 publications 1998: 14 publications 1999: 12 publications 2000: 8 publications 2001: 14 publications 2002: 15 publications 2003: 10 publications 2004: 12 publications 2005: 12 publications 2006: 8 publications 2007: 11 publications 2008: 9 publications 2009: 17 publications 2010: 20 publications 2011: 13 publications 2012: 13 publications 2013: 7 publications 2014: 10 publications 2015: 11 publications 2016: 7 publications 2017: 7 publications 2018: 5 publications 2019: 4 publications 2020: 6 publications 2021: 5 publications 2022: 3 publications 2023: 4 publications 2024: 6 publications 2025: 1 publication
1976 2025

386 publications in total across all disciplines

View publications per year as a table
Sanford A. Asher: publications per year, 1976 to 2025
Year Publications
1976 1
1977 1
1978 0
1979 3
1980 0
1981 5
1982 2
1983 1
1984 11
1985 6
1986 4
1987 4
1988 10
1989 5
1990 6
1991 11
1992 8
1993 6
1994 11
1995 5
1996 9
1997 13
1998 14
1999 12
2000 8
2001 14
2002 15
2003 10
2004 12
2005 12
2006 8
2007 11
2008 9
2009 17
2010 20
2011 13
2012 13
2013 7
2014 10
2015 11
2016 7
2017 7
2018 5
2019 4
2020 6
2021 5
2022 3
2023 4
2024 6
2025 1
Total 386
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Sanford A. Asher publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Sanford A. Asher sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 57 bars. Horizontal axis: publications, 50–69 to 1,163+. Vertical axis: number of scientists, 0 to 891. Most scientists, 891, have 190–209 publications. The last bar groups every scientist with 1,163 publications or more. The highlighted bar, 330–349 publications, is where this scientist sits. 50–69 publications: 28 scientists 70–89 publications: 152 scientists 90–109 publications: 356 scientists 110–129 publications: 487 scientists 130–149 publications: 723 scientists 150–169 publications: 835 scientists 170–189 publications: 850 scientists 190–209 publications: 891 scientists 210–229 publications: 862 scientists 230–249 publications: 766 scientists 250–269 publications: 726 scientists 270–289 publications: 665 scientists 290–309 publications: 593 scientists 310–329 publications: 537 scientists 330–349 publications: 477 scientists 350–369 publications: 440 scientists 370–389 publications: 356 scientists 390–409 publications: 321 scientists 410–429 publications: 256 scientists 430–449 publications: 246 scientists 450–469 publications: 216 scientists 470–489 publications: 212 scientists 490–509 publications: 174 scientists 510–529 publications: 194 scientists 530–549 publications: 162 scientists 550–569 publications: 131 scientists 570–589 publications: 111 scientists 590–609 publications: 103 scientists 610–629 publications: 99 scientists 630–649 publications: 77 scientists 650–669 publications: 92 scientists 670–689 publications: 56 scientists 690–709 publications: 53 scientists 710–729 publications: 53 scientists 730–749 publications: 38 scientists 750–769 publications: 52 scientists 770–789 publications: 43 scientists 790–809 publications: 38 scientists 810–829 publications: 34 scientists 830–849 publications: 25 scientists 850–869 publications: 18 scientists 870–889 publications: 20 scientists 890–909 publications: 24 scientists 910–929 publications: 27 scientists 930–949 publications: 20 scientists 950–969 publications: 17 scientists 970–989 publications: 10 scientists 990–1,009 publications: 16 scientists 1,010–1,029 publications: 13 scientists 1,030–1,049 publications: 12 scientists 1,050–1,069 publications: 9 scientists 1,070–1,089 publications: 8 scientists 1,090–1,109 publications: 7 scientists 1,110–1,129 publications: 9 scientists 1,130–1,149 publications: 2 scientists 1,150–1,162 publications: 5 scientists 1,163+ publications: 100 scientists
50–69 publications 1,163+

This scientist: 331 publications — 66th percentile

66% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,163 publications or more.

View publications distribution as a table
Number of Materials Science scientists by publication count, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
Publications Scientists This scientist
50–69 28
70–89 152
90–109 356
110–129 487
130–149 723
150–169 835
170–189 850
190–209 891
210–229 862
230–249 766
250–269 726
270–289 665
290–309 593
310–329 537
330–349 477 331
350–369 440
370–389 356
390–409 321
410–429 256
430–449 246
450–469 216
470–489 212
490–509 174
510–529 194
530–549 162
550–569 131
570–589 111
590–609 103
610–629 99
630–649 77
650–669 92
670–689 56
690–709 53
710–729 53
730–749 38
750–769 52
770–789 43
790–809 38
810–829 34
830–849 25
850–869 18
870–889 20
890–909 24
910–929 27
930–949 20
950–969 17
970–989 10
990–1,009 16
1,010–1,029 13
1,030–1,049 12
1,050–1,069 9
1,070–1,089 8
1,090–1,109 7
1,110–1,129 9
1,130–1,149 2
1,150–1,162 5
1,163+ 100
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Sanford A. Asher D-index placement in Materials Science in 2026

The chart shows the D-index (discipline H-index) distribution of Materials Science scientists ranked by Research.com in 2026. The highlighted bar marks where Sanford A. Asher sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 64 bars. Horizontal axis: D-Index, 40–41 to 165+. Vertical axis: number of scientists, 0 to 667. Most scientists, 667, have 52–53 D-Index. The last bar groups every scientist with 165 D-Index or more. The highlighted bar, 94–95 D-Index, is where this scientist sits. 40–41 D-Index: 211 scientists 42–43 D-Index: 450 scientists 44–45 D-Index: 612 scientists 46–47 D-Index: 612 scientists 48–49 D-Index: 598 scientists 50–51 D-Index: 657 scientists 52–53 D-Index: 667 scientists 54–55 D-Index: 621 scientists 56–57 D-Index: 597 scientists 58–59 D-Index: 610 scientists 60–61 D-Index: 587 scientists 62–63 D-Index: 606 scientists 64–65 D-Index: 533 scientists 66–67 D-Index: 490 scientists 68–69 D-Index: 469 scientists 70–71 D-Index: 378 scientists 72–73 D-Index: 421 scientists 74–75 D-Index: 359 scientists 76–77 D-Index: 323 scientists 78–79 D-Index: 299 scientists 80–81 D-Index: 230 scientists 82–83 D-Index: 210 scientists 84–85 D-Index: 195 scientists 86–87 D-Index: 203 scientists 88–89 D-Index: 175 scientists 90–91 D-Index: 175 scientists 92–93 D-Index: 142 scientists 94–95 D-Index: 121 scientists 96–97 D-Index: 117 scientists 98–99 D-Index: 107 scientists 100–101 D-Index: 88 scientists 102–103 D-Index: 85 scientists 104–105 D-Index: 68 scientists 106–107 D-Index: 62 scientists 108–109 D-Index: 57 scientists 110–111 D-Index: 45 scientists 112–113 D-Index: 49 scientists 114–115 D-Index: 50 scientists 116–117 D-Index: 34 scientists 118–119 D-Index: 38 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 28 scientists 126–127 D-Index: 24 scientists 128–129 D-Index: 33 scientists 130–131 D-Index: 28 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 20 scientists 136–137 D-Index: 23 scientists 138–139 D-Index: 17 scientists 140–141 D-Index: 12 scientists 142–143 D-Index: 17 scientists 144–145 D-Index: 21 scientists 146–147 D-Index: 13 scientists 148–149 D-Index: 11 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 13 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 4 scientists 162–163 D-Index: 4 scientists 164 D-Index: 3 scientists 165+ D-Index: 98 scientists
40–41 D-Index 165+

This scientist: 95 D-Index — 90th percentile

90% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 165 D-Index or more.

View D-Index distribution as a table
Number of Materials Science scientists by D-index, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
D-Index Scientists This scientist
40–41 211
42–43 450
44–45 612
46–47 612
48–49 598
50–51 657
52–53 667
54–55 621
56–57 597
58–59 610
60–61 587
62–63 606
64–65 533
66–67 490
68–69 469
70–71 378
72–73 421
74–75 359
76–77 323
78–79 299
80–81 230
82–83 210
84–85 195
86–87 203
88–89 175
90–91 175
92–93 142
94–95 121 95
96–97 117
98–99 107
100–101 88
102–103 85
104–105 68
106–107 62
108–109 57
110–111 45
112–113 49
114–115 50
116–117 34
118–119 38
120–121 37
122–123 29
124–125 28
126–127 24
128–129 33
130–131 28
132–133 21
134–135 20
136–137 23
138–139 17
140–141 12
142–143 17
144–145 21
146–147 13
148–149 11
150–151 14
152–153 13
154–155 9
156–157 10
158–159 7
160–161 4
162–163 4
164 3
165+ 98
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Overview

Sanford A. Asher is affiliated with the University of Pittsburgh in the United States. Their research primarily focuses on areas within Physics and Astronomy, with significant contributions to subfields such as Astronomy and Astrophysics, Spectroscopy, Atomic and Molecular Physics and Optics, Aerospace Engineering, and Molecular Biology.

Their work spans several main topics, including:

  • Planetary Science and Exploration
  • Astro and Planetary Science
  • Spectroscopy and Laser Applications
  • Space Exploration and Technology
  • Spaceflight effects on biology
  • Advanced biosensing and bioanalysis techniques
  • Plasmonic and Surface Plasmon Research

Sanford A. Asher has published in various scientific venues, with frequent contributions to:

  • Journal of Raman Spectroscopy
  • Applied Spectroscopy
  • Journal of Geophysical Research Planets
  • Space Science Reviews
  • Science

Recent notable papers include:

  • "Perseverance's Scanning Habitable Environments with Raman and Luminescence for Organics and Chemicals (SHERLOC) Investigation," 2021, Space Science Reviews
  • "Aqueous alteration processes in Jezero crater, Mars-implications for organic geochemistry," 2022, Science
  • "Diverse organic-mineral associations in Jezero crater, Mars," 2023, Nature
  • "SHERLOC Raman Mineral Class Detections of the Mars 2020 Crater Floor Campaign," 2023, Journal of Geophysical Research Planets
  • "Evidence of Sulfate-Rich Fluid Alteration in Jezero Crater Floor, Mars," 2024, Journal of Geophysical Research Planets

The scientist frequently collaborates with several coauthors, including:

  • Sergei V. Bykov
  • Kyle Uckert
  • R. Bhartia
  • Ryan S. Jakubek
  • M. Fries

Best Publications

  • Polymerized colloidal crystal hydrogel films as intelligent chemical sensing materials

    John H. Holtz;Sanford A. Asher

  • Thermally Switchable Periodicities and Diffraction from Mesoscopically Ordered Materials

    Jesse M. Weissman;Hari B. Sunkara;Albert S. Tse;Sanford A. Asher

  • Photonic Crystal Chemical Sensors: pH and Ionic Strength

    Kangtaek Lee;Sanford A. Asher

  • Photonic Crystal Carbohydrate Sensors: Low Ionic Strength Sugar Sensing

    Sanford A. Asher;Vladimir L. Alexeev;Alexander V. Goponenko;Anjal C. Sharma

  • Synthesis and utilization of monodisperse hollow polymeric particles in photonic crystals.

    Xiangling Xu;Sanford A. Asher

  • High ionic strength glucose-sensing photonic crystal.

    Vladimir L Alexeev;Anjal C Sharma;Alexander V Goponenko;Sasmita Das

  • UV resonance Raman spectroscopy for analytical, physical, and biophysical chemistry. Part 2.

    Sanford A. Asher

  • Photonic crystal glucose-sensing material for noninvasive monitoring of glucose in tear fluid.

    Vladimir L. Alexeev;Sasmita Das;David N. Finegold;Sanford A. Asher

  • Self-Assembly Motif for Creating Submicron Periodic Materials. Polymerized Crystalline Colloidal Arrays

    Sanford A. Asher;John Holtz;Lei Liu;Zhijun Wu

  • Intelligent Polymerized Crystalline Colloidal Arrays: Novel Chemical Sensor Materials

    John H. Holtz;Janet S. W. Holtz;Calum H. Munro;Sanford A. Asher

  • UV Resonance Raman-Selective Amide Vibrational Enhancement: Quantitative Methodology for Determining Protein Secondary Structure†

    Zhenhuan Chi;X. G. Chen;Janet S. W. Holtz;Sanford A. Asher

  • Nanogel Nanosecond Photonic Crystal Optical Switching.

    Chad E. Reese;Alexander V. Mikhonin;Marta Kamenjicki;and Alexander Tikhonov

  • Preparation and Properties of Tailored Morphology, Monodisperse Colloidal Silica-Cadmium Sulfide Nanocomposites

    Song-Yuan Chang;Lei Liu;Sanford A. Asher

  • A general photonic crystal sensing motif: Creatinine in bodily fluids

    Anjal C Sharma;Tushar Jana;Rasu Kesavamoorthy;Lianjun Shi

  • Synthesis and utilization of monodisperse superparamagnetic colloidal particles for magnetically controllable photonic crystals

    Xiangling Xu;Gary Friedman;Keith D. Humfeld;Sara A. Majetich

  • Wavelength dependence of the preresonance Raman cross sections of CH3CN, SO42−, ClO4−, and NO3−

    John M. Dudik;Craig R. Johnson;Sanford A. Asher

  • Fast responsive crystalline colloidal array photonic crystal glucose sensors.

    Matti Ben-Moshe;Vladimir L Alexeev;Sanford A Asher

  • UV Resonance Raman Excitation Profiles of the Aromatic Amino Acids.

    S. A. Asher;M. Ludwig;C. R. Johnson

  • Superparamagnetic Photonic Crystals

    X. Xu;G. Friedman;K. D. Humfeld;S. A. Majetich

  • Synthesis of Highly Charged, Monodisperse Polystyrene Colloidal Particles for the Fabrication of Photonic Crystals

    Chad E. Reese;Carol D. Guerrero;Jesse M. Weissman;Kangtaek Lee

Frequent Co-Authors

Igor K. Lednev
Igor K. Lednev University at Albany, State University of New York
Jeffry D. Madura
Jeffry D. Madura Duquesne University
Steven J. Geib
Steven J. Geib University of Pittsburgh
Samuel M. Clegg
Samuel M. Clegg Los Alamos National Laboratory
Samuel Krimm
Samuel Krimm University of Michigan–Ann Arbor
Roger C. Wiens
Roger C. Wiens Los Alamos National Laboratory
Kenneth H. Nealson
Kenneth H. Nealson University of Southern California
Falko Langenhorst
Falko Langenhorst Friedrich Schiller University Jena
Kenneth S. Edgett
Kenneth S. Edgett Malin Space Science Systems (United States)
Andrew Steele
Andrew Steele Carnegie Institution for Science

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