World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
59
Citations
10769
World Ranking
2391
National Ranking
11

Orlando Frazão publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Orlando Frazão sits on this spectrum.

38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38 publications 804+

This scientist: 548 publications — 96th percentile

96% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

Orlando Frazão D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Orlando Frazão sits on this spectrum.

30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 59 D-Index — 77th percentile

77% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

Best Publications

  • Optical Vernier Effect: Recent Advances and Developments

    André D. Gomes;André D. Gomes;Hartmut Bartelt;Orlando Frazão

  • Optical sensing with photonic crystal fibers

    Orlando Frazao;José L. Santos;Francisco M. Araujo;Luis A. Ferreira

  • From conventional sensors to fibre optic sensors for strain and force measurements in biomechanics applications: a review.

    Paulo Roriz;Paulo Roriz;Lídia Carvalho;Lídia Carvalho;Orlando Frazão;José Luís Santos

  • Review of fiber-optic pressure sensors for biomedical and biomechanical applications.

    Paulo Roriz;Paulo Roriz;Orlando Frazão;António B. Lobo-Ribeiro;José L. Santos

  • Optical Current Sensors for High Power Systems: A Review

    Ricardo M. Silva;Hugo Martins;Ivo Nascimento;José M. Baptista

  • Coherent Noise Reduction in High Visibility Phase-Sensitive Optical Time Domain Reflectometer for Distributed Sensing of Ultrasonic Waves

    Hugo F. Martins;Sonia Martin-Lopez;Pedro Corredera;Massimo L. Filograno

  • Optical Fiber Temperature Sensors and Their Biomedical Applications.

    Paulo Roriz;Susana O. Silva;Orlando Frazão;Susana Novais

  • Phase-sensitive Optical Time Domain Reflectometer Assisted by First-order Raman Amplification for Distributed Vibration Sensing Over >100 km

    Hugo F. Martins;Sonia Martin-Lopez;Pedro Corredera;Massimo L. Filograno

  • All-fiber Mach-Zehnder curvature sensor based on multimode interference combined with a long-period grating.

    O. Frazão;J. Viegas;P. Caldas;J. L. Santos

  • Ultrahigh-sensitivity temperature fiber sensor based on multimode interference

    Susana Silva;Edwin G. P. Pachon;Marcos A. R. Franco;Juliano G. Hayashi

  • Recent Advances in High-Birefringence Fiber Loop Mirror Sensors

    Orlando Frazão;José M T Baptista;José L Santos

  • Modulation instability-induced fading in phase-sensitive optical time-domain reflectometry

    Hugo F. Martins;Sonia Martin-Lopez;Pedro Corredera;Pedro Salgado

  • Optical inclinometer based on a single long-period fiber grating combined with a fused taper.

    O. Frazão;R. Falate;J. L. Fabris;J. L. Santos

  • Temperature-Independent Strain Sensor Based on a Hi-Bi Photonic Crystal Fiber Loop Mirror

    O. Frazao;J.M. Baptista;J.L. Santos

  • A Review of Palladium-Based Fiber-Optic Sensors for Molecular Hydrogen Detection

    S. F. Silva;L. Coelho;O. Frazao;J. L. Santos

  • Simultaneous Measurement for Strain and Temperature Based on a Long-Period Grating Combined With a High-Birefringence Fiber Loop Mirror

    O. Frazao;L.M. Marques;S. Santos;J.M. Baptista

  • Applications of Fiber Optic Grating Technology to Multi-Parameter Measurement

    O. Frazão;L. A. Ferreira;F. M. Araújo;J. L. Santos

  • Advanced fiber-optic acoustic sensors

    João G. V. Teixeira;Ivo T. Leite;Susana Silva;Orlando Frazão

  • Simultaneous measurement of multiparameters using a Sagnac interferometer with polarization maintaining side-hole fiber.

    O. Frazão;S. O. Silva;J. M. Baptista;J. L. Santos

  • Magnetic Field Sensor Based on Nonadiabatic Tapered Optical Fiber With Magnetic Fluid

    Azam Layeghi;Hamid Latifi;Orlando Frazão

Frequent Co-Authors

Jose Luis Santos
Jose Luis Santos University of Porto
Kay Schuster
Kay Schuster Leibniz Institute of Photonic Technology
Manuel Lopez-Amo
Manuel Lopez-Amo Universidad Publica De Navarra
Manfred Rothhardt
Manfred Rothhardt Leibniz Institute of Photonic Technology
Hartmut Bartelt
Hartmut Bartelt Leibniz Institute of Photonic Technology
Paulo André
Paulo André Instituto de Telecomunicações
Miguel Gonzalez-Herraez
Miguel Gonzalez-Herraez University of Alcalá
João L. Pinto
João L. Pinto University of Aveiro
Sonia Martin-Lopez
Sonia Martin-Lopez University of Alcalá
Vladimiro Miranda
Vladimiro Miranda University of Porto

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Best Scientists Citing Orlando Frazão

Recently Published Articles