World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
65
Citations
13765
World Ranking
1552
National Ranking
508

Joel S. Karp 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 Joel S. Karp 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: 358 publications — 85th percentile

85% of scientists in this discipline score the same or lower.

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

Joel S. Karp 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 Joel S. Karp 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: 65 D-Index — 85th percentile

85% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2013 - IEEE Fellow For contributions to quantitative imaging of positron emission tomography

Overview

Joel S. Karp is affiliated with the University of Pennsylvania in the United States. Their research primarily focuses on fields related to Medicine and Physics and Astronomy, with significant contributions in Radiology, Nuclear Medicine and Imaging, Radiation, Biomedical Engineering, Pulmonary and Respiratory Medicine, and Atomic and Molecular Physics, and Optics.

The scientist's main topics of study include Medical Imaging Techniques and Applications, Radiation Detection and Scintillator Technologies, Radiomics and Machine Learning in Medical Imaging, Advanced X-ray and CT Imaging, Advanced MRI Techniques and Applications, Advanced Radiotherapy Techniques, and Atomic and Subatomic Physics Research.

Joel S. Karp's recent published papers include:

  • State of the art in total body PET, 2020, EJNMMI Physics
  • Total Body PET: Why, How, What for?, 2020, IEEE Transactions on Radiation and Plasma Medical Sciences
  • Update on latest advances in time-of-flight PET, 2020, Physica Medica
  • Benefit of Improved Performance with State-of-the Art Digital PET/CT for Lesion Detection in Oncology, 2020, Journal of Nuclear Medicine
  • Quantitative PET in the 2020s: a roadmap, 2020, Physics in Medicine and Biology

Frequent co-authors collaborating with Joel S. Karp include:

  • Suleman Surti
  • Austin R. Pantel
  • Margaret E. Daube-Witherspoon
  • Varsha Viswanath
  • David A. Mankoff

The most common publication venues for Joel S. Karp's work are:

  • Physics in Medicine and Biology
  • IEEE Transactions on Radiation and Plasma Medical Sciences
  • Journal of Nuclear Medicine
  • European Journal of Nuclear Medicine and Molecular Imaging
  • PET Clinics

In recognition of their contributions, Joel S. Karp was named an IEEE Fellow in 2013 for contributions to quantitative imaging of positron emission tomography.

Best Publications

  • Performance of Philips Gemini TF PET/CT Scanner with Special Consideration for Its Time-of-Flight Imaging Capabilities

    Suleman Surti;Austin Kuhn;Matthew E Werner;Amy E Perkins

  • Total-Body PET: Maximizing Sensitivity to Create New Opportunities for Clinical Research and Patient Care.

    Simon R. Cherry;Terry Jones;Joel S. Karp;Jinyi Qi

  • Benefit of Time-of-Flight in PET: Experimental and Clinical Results

    Joel S. Karp;Suleman Surti;Margaret E. Daube-Witherspoon;Gerd Muehllehner

  • Recent developments in time-of-flight PET

    Stefaan Vandenberghe;Ekaterina Mikhaylova;Ester D'Hoe;Pieter Mollet

  • PET Performance Measurements Using the NEMA NU 2-2001 Standard

    Margaret E. Daube-Witherspoon;Joel S. Karp;Michael E. Casey;Frank P DiFilippo

  • Quantitative imaging of iodine-124 with PET

    Keith S. Pentlow;Martin C. Graham;Richard M. Lambrecht;Farhad Daghighian

  • Improvement in Lesion Detection with Whole-Body Oncologic Time-of-Flight PET

    Georges El Fakhri;Suleman Surti;Cathryn M. Trott;Joshua Scheuermann

  • Performance standards in positron emission tomography.

    Joel S. Karp;Margaret E. Daube-Witherspoon;Edward J. Hoffman;Thomas K. Lewellen

  • PennPET Explorer: Design and Preliminary Performance of a Whole-Body Imager

    Joel S. Karp;Varsha Viswanath;Michael J. Geagan;Gerd Muehllehner

  • Optimization of a fully 3D single scatter simulation algorithm for 3D PET

    Roberto Accorsi;Lars-Eric Adam;Matthew E Werner;Joel S Karp

  • Advances in time-of-flight PET.

    Suleman Surti;Joel S. Karp

  • PennPET Explorer: Human Imaging on a Whole-Body Imager

    Austin R. Pantel;Varsha Viswanath;Margaret E. Daube-Witherspoon;Jacob G. Dubroff

  • Qualification of PET Scanners for Use in Multicenter Cancer Clinical Trials: The American College of Radiology Imaging Network Experience

    Joshua S. Scheuermann;Janet R. Saffer;Joel S. Karp;Anthony M. Levering

  • Three-dimensional image reconstruction for PET by multi-slice rebinning and axial image filtering

    R M Lewitt;G Muehllehner;J S Karp

  • Application of the row action maximum likelihood algorithm with spherical basis functions to clinical PET imaging

    M.E. Daube-Witherspoon;S. Matej;J.S. Karp;R.M. Lewitt

  • Design of a lanthanum bromide detector for time-of-flight PET

    A. Kuhn;S. Surti;J.S. Karp;P.S. Raby

  • Constrained Fourier space method for compensation of missing data in emission computed tomography

    J.S. Karp;G. Muehllehner;R.M. Lewitt

  • Performance evaluation of the MOLECUBES β-CUBE-a high spatial resolution and high sensitivity small animal PET scanner utilizing monolithic LYSO scintillation detectors

    Srilalan Krishnamoorthy;Eric Blankemeyer;Pieter Mollet;Suleman Surti

  • Noninvasive detection of tumor hypoxia using the 2-nitroimidazole [18F]EF1.

    S. M. Evans;A. V. Kachur;C. Y. Shiue;Roland Hustinx

  • Imaging performance of a-PET: a small animal PET camera

    S. Surti;J.S. Karp;A.E. Perkins;C.A. Cardi

  • Triple energy window scatter correction technique in PET

    Lingxiong Shao;R. Freifelder;J.S. Karp

  • Total Body PET: Why, How, What for?

    Suleman Surti;Austin R. Pantel;Joel S. Karp

Frequent Co-Authors

Gerd Muehllehner
Gerd Muehllehner University of Pennsylvania
Paul E. Kinahan
Paul E. Kinahan University of Washington
Abass Alavi
Abass Alavi University of Pennsylvania
David A. Mankoff
David A. Mankoff University of Pennsylvania
Stefaan Vandenberghe
Stefaan Vandenberghe Ghent University
Hank F. Kung
Hank F. Kung University of Pennsylvania
Michael E. Casey
Michael E. Casey Siemens (United States)
Barry A. Siegel
Barry A. Siegel Washington University in St. Louis
N. S. Lockyer
N. S. Lockyer University of Pennsylvania
Georges El Fakhri
Georges El Fakhri Harvard University

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