World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
39
Citations
4628
World Ranking
7842
National Ranking
2144

Jeffrey P. Calame 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 Jeffrey P. Calame 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: 237 publications — 61st percentile

61% of scientists in this discipline score the same or lower.

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

Jeffrey P. Calame 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 Jeffrey P. Calame 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: 39 D-Index — 24th percentile

24% of scientists in this discipline score the same or lower.

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

Overview

What is he best known for?

The fields of study he is best known for:

  • Electrical engineering
  • Optics
  • Electron

His primary scientific interests are in Amplifier, Electrical engineering, Ceramic, Optoelectronics and Optics. His study looks at the relationship between Amplifier and topics such as Klystron, which overlap with Signal. Jeffrey P. Calame has included themes like Gyrotron and Cathode ray in his Electrical engineering study.

His work deals with themes such as Grain boundary, Ceramic materials and Dielectric, which intersect with Ceramic. He interconnects Thermocouple, Microchannel and Water cooling in the investigation of issues within Optoelectronics. As a part of the same scientific study, Jeffrey P. Calame usually deals with the Optics, concentrating on Voltage and frequently concerns with Electron gun, Ka band, Thermionic emission, X band and Oscillation.

His most cited work include:

  • A gyrotron-traveling-wave tube amplifier experiment with a ceramic loaded interaction region (153 citations)
  • Finite difference simulations of permittivity and electric field statistics in ceramic-polymer composites for capacitor applications (111 citations)
  • Temperature Measurements during Microwave Processing: The Significance of Thermocouple Effects (98 citations)

What are the main themes of his work throughout his whole career to date?

Jeffrey P. Calame focuses on Amplifier, Optics, Klystron, Electrical engineering and Optoelectronics. His research investigates the connection with Amplifier and areas like Bandwidth which intersect with concerns in Power bandwidth and Broadband. His work in Optics addresses issues such as Cathode ray, which are connected to fields such as Electricity generation.

The concepts of his Klystron study are interwoven with issues in X band, Harmonic, Voltage, Coaxial and Electronic engineering. His Electrical engineering study combines topics from a wide range of disciplines, such as Gyrotron, Particle accelerator, Collider and Cyclotron. In his work, Permittivity is strongly intertwined with Ceramic, which is a subfield of Optoelectronics.

He most often published in these fields:

  • Amplifier (44.78%)
  • Optics (37.39%)
  • Klystron (36.52%)

What were the highlights of his more recent work (between 2012-2021)?

  • Amplifier (44.78%)
  • Optoelectronics (23.48%)
  • Traveling-wave tube (10.87%)

In recent papers he was focusing on the following fields of study:

Jeffrey P. Calame spends much of his time researching Amplifier, Optoelectronics, Traveling-wave tube, Microfabrication and Optics. His Amplifier research is within the category of Electrical engineering. He works mostly in the field of Optoelectronics, limiting it down to topics relating to Linearity and, in certain cases, RF power amplifier.

The Traveling-wave tube study combines topics in areas such as Extremely high frequency, W band, Broadband and Return loss. In his research, Composite material, Ceramic and Polymer is intimately related to Dielectric, which falls under the overarching field of W band. His Optics research incorporates themes from Electricity generation, Cathode ray and Electronics.

Between 2012 and 2021, his most popular works were:

  • Demonstration of a High Power, Wideband 220-GHz Traveling Wave Amplifier Fabricated by UV-LIGA (57 citations)
  • Design Methodology and Experimental Verification of Serpentine/Folded-Waveguide TWTs (32 citations)
  • High-Power Copper Gratings for a Sheet-Beam Traveling-Wave Amplifier at G-band (28 citations)

In his most recent research, the most cited papers focused on:

  • Electrical engineering
  • Optics
  • Electron

His main research concerns Amplifier, Optics, Optoelectronics, Microfabrication and Electronic circuit. His work carried out in the field of Amplifier brings together such families of science as Waveguide, G band, Transconductance, High-electron-mobility transistor and Wideband. In his study, Dispersion is strongly linked to Electrical engineering, which falls under the umbrella field of G band.

His studies link Traveling-wave tube with Optics. He has researched Traveling-wave tube in several fields, including Return loss and Electron gun. His Optoelectronics research incorporates elements of Transistor, Saturation velocity and Linearity.

Best Publications

  • A gyrotron-traveling-wave tube amplifier experiment with a ceramic loaded interaction region

    M. Garven;J.P. Calame;B.G. Danly;K.T. Nguyen

  • Temperature Measurements during Microwave Processing: The Significance of Thermocouple Effects

    Evan Pert;Yuval Carmel;Amikam Birnboim;Tayo Olorunyolemi

  • Demonstration of a High Power, Wideband 220-GHz Traveling Wave Amplifier Fabricated by UV-LIGA

    Colin D. Joye;Alan M. Cook;Jeffrey P. Calame;David K. Abe

  • Finite difference simulations of permittivity and electric field statistics in ceramic-polymer composites for capacitor applications

    J. P. Calame

  • Gyrotron-traveling wave-tube circuits based on lossy ceramics

    J.P. Calame;M. Garven;B.G. Danly;B. Levush

  • Microfocusing and polarization effects in spherical neck ceramic microstructures during microwave processing

    A. Birnboim;J. P. Calame;Y. Carmel

  • Comparative Study of Microwave Sintering of Zinc Oxide at 2.45, 30, and 83 GHz

    Amikam Birnboim;David Gershon;Jeffery Calame;Amnon Birman

  • A TE/sub 11/ K/sub a/-band gyro-TWT amplifier with high-average power compatible distributed loss

    D.E. Pershing;K.T. Nguyen;J.P. Calame;B.G. Danly

  • Experimental investigation of microchannel coolers for the high heat flux thermal management of GaN-on-SiC semiconductor devices

    J.P. Calame;R.E. Myers;S.C. Binari;F.N. Wood

  • Analysis and design of microwave amplifiers employing field‐emitter arrays

    J. P. Calame;H. F. Gray;J. L. Shaw

  • Efficient operation of a high-power X-band gyroklystron.

    Lawson W;Calame Jp;Hogan B;Latham Pe

  • Electrical impedance studies of acid form NAFION® membranes

    J. J. Fontanella;M. G. McLin;M. C. Wintersgill;J. P. Calame

  • Design of a Ka-band gyro-TWT for radar applications

    K.T. Nguyen;J.P. Calame;D.E. Pershing;B.G. Danly

  • Experimental investigation of a high power, two-cavity, 35 GHz gyroklystron amplifier

    J.J. Choi;A.H. McCurdy;F.N. Wood;R.H. Kyser

  • Experimental studies of bandwidth and power production in a three-cavity, 35 GHz gyroklystron amplifier

    J. P. Calame;M. Garven;J. J. Choi;K. Nguyen

  • Applications of advanced materials technologies to vacuum electronic devices

    J.P. Calame;D.K. Abe

  • A dielectric mixing law for porous ceramics based on fractal boundaries

    J. P. Calame;A. Birman;Y. Carmel;D. Gershon

  • Development and testing of a high-average power, 94-GHz gyroklystron

    B.G. Danly;M. Blank;J.P. Calame;B. Levush

  • Performance characteristics of a high-power X-band two-cavity gyroklystron

    W. Lawson;J.P. Calame;B.P. Hogan;M. Skopec

  • High-power operation of a K-band second-harmonic gyroklystron.

    W. Lawson;H. W. Matthews;M. K. E. Lee;J. P. Calame

  • Design of a Ka-band gyro-TWT for radar applications

    K. Nguyen;J.P. Calame;B. Danly;D. Pershing

Frequent Co-Authors

Khanh T. Nguyen
Khanh T. Nguyen United States Naval Research Laboratory
Baruch Levush
Baruch Levush United States Naval Research Laboratory
Victor L. Granatstein
Victor L. Granatstein University of Maryland, College Park
Edward L. Wright
Edward L. Wright University of California, Los Angeles
Thomas M. Antonsen
Thomas M. Antonsen University of Maryland, College Park
John H. Booske
John H. Booske University of Wisconsin–Madison
Gregory S. Nusinovich
Gregory S. Nusinovich University of Maryland, College Park
Mario G. Ancona
Mario G. Ancona United States Naval Research Laboratory
Steven A. Boggs
Steven A. Boggs Nonlinear Sysems, Inc.
Steve Greenbaum
Steve Greenbaum City University of New York

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