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Materials Science
Switzerland
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Materials Science 105 842 802 10 10 747 40445

Christophe Ballif publications per year

The chart shows the history of publications by Christophe Ballif between 1996 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Christophe Ballif published across 30 years, from 1996 to 2025, averaging 30.2 papers a year. Output peaked at 59 publications in 2012. 75 of the 905 publications appeared in the last two years.

No. of publications
10 20 30 40 50
Bar chart. Horizontal axis: year, 1996 to 2025. Vertical axis: number of publications, 0 to 59. Peak 59 publications in 2012. 1996: 4 publications 1997: 2 publications 1998: 6 publications 1999: 3 publications 2000: 5 publications 2001: 1 publication 2002: 8 publications 2003: 6 publications 2004: 3 publications 2005: 16 publications 2006: 21 publications 2007: 21 publications 2008: 33 publications 2009: 32 publications 2010: 55 publications 2011: 51 publications 2012: 59 publications 2013: 50 publications 2014: 56 publications 2015: 56 publications 2016: 47 publications 2017: 52 publications 2018: 46 publications 2019: 54 publications 2020: 35 publications 2021: 45 publications 2022: 29 publications 2023: 34 publications 2024: 40 publications 2025: 35 publications
1996 2025

905 publications in total across all disciplines

View publications per year as a table
Christophe Ballif: publications per year, 1996 to 2025
Year Publications
1996 4
1997 2
1998 6
1999 3
2000 5
2001 1
2002 8
2003 6
2004 3
2005 16
2006 21
2007 21
2008 33
2009 32
2010 55
2011 51
2012 59
2013 50
2014 56
2015 56
2016 47
2017 52
2018 46
2019 54
2020 35
2021 45
2022 29
2023 34
2024 40
2025 35
Total 905
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Christophe Ballif 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 Christophe Ballif 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, 730–749 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: 747 publications — 96th percentile

96% 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
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 38 747
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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Christophe Ballif 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 Christophe Ballif 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, 104–105 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: 105 D-Index — 94th percentile

94% 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
96–97 117
98–99 107
100–101 88
102–103 85
104–105 68 105
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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Research.com Recognitions

  • 2026 - Research.com Materials Science in Switzerland Leader Award
  • 2025 - Research.com Materials Science in Switzerland Leader Award
  • 2022 - Research.com Materials Science in Switzerland Leader Award

Overview

Christophe Ballif is affiliated with École Polytechnique Fédérale de Lausanne in Switzerland. The main field of their research is Engineering, with a significant focus on Electrical and Electronic Engineering. Their work also spans Atomic and Molecular Physics and Optics, Renewable Energy, Sustainability and the Environment, Materials Chemistry, and Environmental Engineering.

The topics covered in Ballif's research include Silicon and Solar Cell Technologies, Thin-Film Transistor Technologies, Perovskite Materials and Applications, Semiconductor Materials and Interfaces, Photovoltaic System Optimization Techniques, solar cell performance optimization, and Conducting Polymers and Applications.

Recent papers authored or co-authored by Ballif include the following:

  • Status and perspectives of crystalline silicon photovoltaics in research and industry, 2022, Nature Reviews Materials
  • Interface passivation for 31.25%-efficient perovskite/silicon tandem solar cells, 2023, Science
  • 23.5%-efficient silicon heterojunction silicon solar cell using molybdenum oxide as hole-selective contact, 2020, Nano Energy
  • Deep reinforcement learning control of electric vehicle charging in the presence of photovoltaic generation, 2021, Applied Energy
  • Influence of the Subcell Properties on the Fill Factor of Two-Terminal Perovskite-Silicon Tandem Solar Cells, 2020, ACS Energy Letters

Frequent co-authors working closely with Ballif include Quentin Jeangros, N. Wyrsch, Franz-Josef Haug, Mathieu Boccard, and Christian M. Wolff.

Ballif has published extensively in venues such as IEEE Journal of Photovoltaics, Solar Energy Materials and Solar Cells, arXiv (Cornell University), SSRN Electronic Journal, and Progress in Photovoltaics Research and Applications.

Best Publications

  • Organometallic Halide Perovskites: Sharp Optical Absorption Edge and Its Relation to Photovoltaic Performance

    Stefaan De Wolf;Jakub Holovsky;Soo-Jin Moon;Philipp Löper

  • Fully textured monolithic perovskite/silicon tandem solar cells with 25.2% power conversion efficiency.

    Florent Sahli;Jérémie Werner;Brett A. Kamino;Matthias Bräuninger

  • High-efficiency Silicon Heterojunction Solar Cells: A Review

    Stefaan De Wolf;Antoine Descoeudres;Zachary C. Holman;Christophe Ballif

  • Current Losses at the Front of Silicon Heterojunction Solar Cells

    Z. C. Holman;A. Descoeudres;L. Barraud;F. Z. Fernandez

  • Efficient Monolithic Perovskite/Silicon Tandem Solar Cell with Cell Area >1 cm2

    Jérémie Werner;Ching Hsun Weng;Arnaud Walter;Luc Fesquet

  • Efficient silicon solar cells with dopant-free asymmetric heterocontacts

    James Bullock;Mark Hettick;Mark Hettick;Jonas Geissbühler;Alison J. Ong;Alison J. Ong

  • Raising the one-sun conversion efficiency of III-V/Si solar cells to 32.8% for two junctions and 35.9% for three junctions

    Stephanie Essig;Christophe Allebé;Timothy Remo;John F. Geisz

  • Complex Refractive Index Spectra of CH3NH3PbI3 Perovskite Thin Films Determined by Spectroscopic Ellipsometry and Spectrophotometry

    Philipp Löper;Michael Stuckelberger;Bjoern Niesen;Jérémie Werner

  • Light trapping in solar cells: can periodic beat random?

    Corsin Battaglia;Ching-Mei Hsu;Karin Söderström;Jordi Escarré

  • 22.5% efficient silicon heterojunction solar cell with molybdenum oxide hole collector

    Jonas Geissbühler;Jérémie Werner;Silvia Martin de Nicolas;Loris Barraud

  • Silicon heterojunction solar cell with passivated hole selective MoOx contact

    Corsin Battaglia;Corsin Battaglia;Silvia Martín de Nicolás;Stefaan De Wolf;Xingtian Yin;Xingtian Yin

  • Interface passivation for 31.25%-efficient perovskite/silicon tandem solar cells

    Unknown

  • Transparent Electrodes for Efficient Optoelectronics

    Monica Morales-Masis;Stefaan De Wolf;Rachel Woods-Robinson;Joel W. Ager;Joel W. Ager

  • Perovskite/silicon tandem solar cells: marriage of convenience or true love story? - An overview

    Jérémie Werner;Bjoern Niesen;Christophe Ballif

  • Organic-inorganic halide perovskite/crystalline silicon four-terminal tandem solar cells

    Philipp Löper;Soo-Jin Moon;Sílvia Martín de Nicolas;Bjoern Niesen

  • Efficient Near-Infrared-Transparent Perovskite Solar Cells Enabling Direct Comparison of 4-Terminal and Monolithic Perovskite/Silicon Tandem Cells

    Jérémie Werner;Loris Barraud;Arnaud Walter;Matthias Bräuninger

  • Infrared light management in high-efficiency silicon heterojunction and rear-passivated solar cells

    Zachary C. Holman;Miha Filipič;Miha Filipič;Antoine Descoeudres;Stefaan De Wolf

  • Model for a-Si: H/c-Si interface recombination based on the amphoteric nature of silicon dangling bonds

    Sara Olibet;Evelyne Vallat-Sauvain;Christophe Ballif

  • CH 3 NH 3 PbI 3 perovskite / silicon tandem solar cells: characterization based optical simulations

    Miha Filipič;Philipp Löper;Bjoern Niesen;Stefaan De Wolf

  • Silver thick-film contacts on highly doped n-type silicon emitters: Structural and electronic properties of the interface

    C. Ballif;D. M. Huljić;G. Willeke;A. Hessler-Wyser

  • Nanomoulding of transparent zinc oxide electrodes for efficient light trapping in solar cells

    Corsin Battaglia;Jordi Escarré;Karin Söderström;Mathieu Charrière

Frequent Co-Authors

Matthieu Despeisse
Matthieu Despeisse Swiss Center for Electronics and Microtechnology (Switzerland)
Stefaan De Wolf
Stefaan De Wolf King Abdullah University of Science and Technology
Franz-Josef Haug
Franz-Josef Haug École Polytechnique Fédérale de Lausanne
Sylvain Nicolay
Sylvain Nicolay Université de Sherbrooke
Corsin Battaglia
Corsin Battaglia Swiss Federal Laboratories for Materials Science and Technology
Zachary C. Holman
Zachary C. Holman Arizona State University
Marko Topič
Marko Topič University of Ljubljana
Francis Levy
Francis Levy École Polytechnique Fédérale de Lausanne
Pierre Jarron
Pierre Jarron European Organization for Nuclear Research
Ali Javey
Ali Javey University of California, Berkeley

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