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Konstantin Hadjiivanov

Konstantin Hadjiivanov

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Chemistry
Bulgaria
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 68 6483 5880 2 2 219 17374

Konstantin Hadjiivanov publications per year

The chart shows the history of publications by Konstantin Hadjiivanov between 1987 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Konstantin Hadjiivanov published across 40 years, from 1987 to 2026, averaging 6 papers a year. Output peaked at 15 publications in 2003. 7 of the 239 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1987 to 2026. Vertical axis: number of publications, 0 to 15. Peak 15 publications in 2003. 1987: 1 publication 1988: 2 publications 1989: 2 publications 1990: 2 publications 1991: 6 publications 1992: 4 publications 1993: 2 publications 1994: 5 publications 1995: 1 publication 1996: 6 publications 1997: 3 publications 1998: 8 publications 1999: 9 publications 2000: 7 publications 2001: 10 publications 2002: 11 publications 2003: 15 publications 2004: 8 publications 2005: 4 publications 2006: 10 publications 2007: 8 publications 2008: 5 publications 2009: 12 publications 2010: 8 publications 2011: 12 publications 2012: 7 publications 2013: 4 publications 2014: 7 publications 2015: 6 publications 2016: 6 publications 2017: 2 publications 2018: 4 publications 2019: 2 publications 2020: 4 publications 2021: 6 publications 2022: 2 publications 2023: 8 publications 2024: 13 publications 2025: 5 publications 2026: 2 publications
1987 2026

239 publications in total across all disciplines

View publications per year as a table
Konstantin Hadjiivanov: publications per year, 1987 to 2026
Year Publications
1987 1
1988 2
1989 2
1990 2
1991 6
1992 4
1993 2
1994 5
1995 1
1996 6
1997 3
1998 8
1999 9
2000 7
2001 10
2002 11
2003 15
2004 8
2005 4
2006 10
2007 8
2008 5
2009 12
2010 8
2011 12
2012 7
2013 4
2014 7
2015 6
2016 6
2017 2
2018 4
2019 2
2020 4
2021 6
2022 2
2023 8
2024 13
2025 5
2026 2
Total 239
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Konstantin Hadjiivanov 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 Konstantin Hadjiivanov 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, 201–220 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: 219 publications — 39th percentile

39% 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
201–220 1,281 219
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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Konstantin Hadjiivanov 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 Konstantin Hadjiivanov 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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Research.com Recognitions

  • 2026 - Research.com Chemistry in Bulgaria Leader Award
  • 2025 - Research.com Chemistry in Bulgaria Leader Award
  • 2023 - Research.com Chemistry in Bulgaria Leader Award
  • 2022 - Research.com Chemistry in Bulgaria Leader Award
  • 2011 - Member of Academia Europaea

Overview

Konstantin Hadjiivanov is affiliated with the Bulgarian Academy of Sciences in Bulgaria. Their research focuses extensively on materials science, chemistry, and engineering, with notable productivity in the subfields of materials chemistry, inorganic chemistry, and catalysis.

The scientist's work spans several core topics, including:

  • Catalytic Processes in Materials Science
  • Zeolite Catalysis and Synthesis
  • Metal-Organic Frameworks: Synthesis and Applications
  • Catalysis and Oxidation Reactions
  • X-ray Diffraction in Crystallography
  • Carbon Dioxide Capture Technologies
  • Gas Sensing Nanomaterials and Sensors

Konstantin Hadjiivanov has published in a range of scientific venues, with a concentration of papers in:

  • Microporous and Mesoporous Materials
  • The Cambridge Structural Database
  • Journal of Catalysis
  • Nanomaterials
  • Molecules

Among their recent scientific papers are the following:

  • "Power of Infrared and Raman Spectroscopies to Characterize Metal-Organic Frameworks and Investigate Their Interaction with Guest Molecules" (2020, Chemical Reviews)
  • "Infrared spectra of surface nitrates: Revision of the current opinions based on the case study of ceria" (2020, Journal of Catalysis)
  • "UiO-66 and UiO-66-NH2 based sensors: Dielectric and FTIR investigations on the effect of CO2 adsorption" (2020, Microporous and Mesoporous Materials)
  • "In Situ FTIR Spectroscopy for Scanning Accessible Active Sites in Defect-Engineered UiO-66" (2023, Nanomaterials)
  • "Structure and properties of KNi-hexacyanoferrate Prussian Blue Analogues for efficient CO2 capture: Host-guest interaction chemistry and dynamics of CO2 adsorption" (2021, Journal of CO2 Utilization)

Frequent collaborators in Konstantin Hadjiivanov's research include:

  • Nikola Drenchеv
  • Mihail Mihaylov
  • Kristina Chakarova
  • Elena Ivanova
  • Boris Shivachev

The scientist's main contributions are situated within the domains of materials chemistry and catalysis, with significant attention to infrared and Raman spectroscopic methods applied to metal-organic frameworks and related materials.

Konstantin Hadjiivanov received recognition as a Member of Academia Europaea in 2011, reflecting a level of professional distinction within the scientific community.

Best Publications

  • Identification of Neutral and Charged N x O y Surface Species by IR Spectroscopy

    Konstantin I. Hadjiivanov

  • Characterization of oxide surfaces and zeolites by carbon monoxide as an IR probe molecule

    Konstantin I. Hadjiivanov;Georgi N. Vayssilov

  • Power of Infrared and Raman Spectroscopies to Characterize Metal-Organic Frameworks and Investigate Their Interaction with Guest Molecules

    Konstantin I Hadjiivanov;Dimitar A Panayotov;Mihail Y Mihaylov;Elena Z Ivanova

  • Surface chemistry of titania (anatase) and titania-supported catalysts

    Konstantin I. Hadjiivanov;Dimitar G. Klissurski

  • Reassignment of the Vibrational Spectra of Carbonates, Formates, and Related Surface Species on Ceria: A Combined Density Functional and Infrared Spectroscopy Investigation

    Georgi N. Vayssilov;Mihail Mihaylov;Petko St. Petkov;Konstantin I. Hadjiivanov

  • Identification and Characterization of Surface Hydroxyl Groups by Infrared Spectroscopy

    Konstantin Hadjiivanov

  • FT-IR study of NO + O2 co-adsorption on H-ZSM-5: re-assignment of the 2133 cm-1 band to NO+ species

    K. Hadjiivanov;J. Saussey;J.L. Freysz;J.C. Lavalley

  • Species formed after NO adsorption and NO+O2 co-adsorption on TiO2: an FTIR spectroscopic study

    Konstantin Hadjiivanov;Helmut Knözinger

  • Infrared spectroscopy study of the species arising during nitrogen dioxide adsorption on titania (anatase)

    Konstantin Hadjiivanov;V. Bushev;Margarita Kantcheva;Dimitar Klissurski

  • IR study of CO adsorption on Cu-ZSM-5 and CuO/SiO2 catalysts: σ and π components of the Cu+—CO bond

    Konstantin I. Hadjiivanov;Margarita M. Kantcheva;Dimitar G. Klissurski

  • FTIR Study of CO Interaction with Ru/TiO2Catalysts

    K. Hadjiivanov;J.-C. Lavalley;J. Lamotte;F. Maugé

  • Characterization of Ni/SiO2 Catalysts Prepared by Successive Deposition and Reduction of Ni2+ Ions

    K. Hadjiivanov;M. Mihaylov;D. Klissurski;P. Stefanov

  • Structure and redox properties of MnOx/Yttrium-stabilized zirconia (YSZ) catalyst and its used in CO and CH4 oxidation

    Radu Craciun;Brian Nentwick;Konstantin Hadjiivanov;Helmut Knözinger

  • FTIR study of CO and NO adsorption and coadsorption on a Cu/SiO2 catalyst: Probing the oxidation state of copper

    K. Hadjiivanov;H. Knözinger

  • Fourier transform IR study of NOx adsorption on a CuZSM-5 DeNOx catalyst

    K. Hadjiivanov;D. Klissurski;G. Ramis;G. Busca

  • FTIR Study of Low-Temperature CO Adsorption on Pure and Ammonia-Precovered TiO2 (Anatase)

    Konstantin Hadjiivanov;and Jean Lamotte;Jean-Claude Lavalley‡

  • Characterization of the Oxidation States of Supported Gold Species by IR Spectroscopy of Adsorbed CO

    Mihail Mihaylov;Helmut Knözinger;Konstantin Hadjiivanov;Bruce C. Gates

  • Solid-phase extraction of heavy metal ions on a high surface area titanium dioxide (anatase)

    E. Vassileva;I. Proinova;K. Hadjiivanov

  • Can the state of platinum species be unambiguously determined by the stretching frequency of an adsorbed CO probe molecule

    Hristiyan A. Aleksandrov;Hristiyan A. Aleksandrov;Konstantin M. Neyman;Konstantin M. Neyman;Konstantin I. Hadjiivanov;Georgi N. Vayssilov

  • Evolution of acid and basic sites in UiO-66 and UiO-66-NH2 metal-organic frameworks: FTIR study by probe molecules

    Kristina Chakarova;Ina Strauss;Mihail Mihaylov;Nikola Drenchev

  • Surface species formed after NO adsorption and NO + O2 coadsorption on ZrO2 and sulfated ZrO2: An FTIR spectroscopic study

    Konstantin Hadjiivanov;Valentina Avreyska;Dimitar Klissurski;Tsvetana Marinova

Frequent Co-Authors

Helmut Knözinger
Helmut Knözinger Ludwig-Maximilians-Universität München
Marco Daturi
Marco Daturi Université de Caen Normandie
Jean-Claude Lavalley
Jean-Claude Lavalley Université de Caen Normandie
Stanislaw Dzwigaj
Stanislaw Dzwigaj Sorbonne University
Miguel Ángel Centeno
Miguel Ángel Centeno Spanish National Research Council
Bruce C. Gates
Bruce C. Gates University of California, Davis
Michel Che
Michel Che Sorbonne University
Guido Busca
Guido Busca University of Genoa
José Antonio Odriozola
José Antonio Odriozola University of Seville
Frédéric Thibault-Starzyk
Frédéric Thibault-Starzyk Université de Caen Normandie

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