World's Best Scientists 2026 revealed!

D-Index & Metrics

Materials Science

D-Index
51
Citations
8506
World Ranking
9985
National Ranking
2397

Research.com Recognitions

  • 1980 - Member of the National Academy of Engineering Contributions to the understanding and mitigation of grain boundary embrittlement of alloy steels.

Overview

C.J. McMahon is affiliated with the University of Pennsylvania in the United States and conducts research primarily in the field of Medicine. Their work encompasses several subfields, including Surgery, Molecular Biology, Epidemiology, and Pulmonary and Respiratory Medicine.

Their research topics cover a range of clinical and pathological issues, specifically:

  • Pancreatitis Pathology and Treatment
  • Amyloidosis: Diagnosis, Treatment, Outcomes
  • Liver Disease Diagnosis and Treatment
  • Infectious Aortic and Vascular Conditions
  • Aortic aneurysm repair treatments
  • Abdominal vascular conditions and treatments

McMahon has contributed to scientific literature in recognized medical journals. Some recent publications include:

  • "S3696 Gastric Amyloidosis Presenting as Upper Gastrointestinal Bleeding," published in 2022 in The American Journal of Gastroenterology
  • "It Is Not Always Diverticular Bleeding: Fatal Subtle Primary Aorto-Duodenal Fistula Associated With Abdominal Aortic Aneurysm," published in 2023 in Cureus

The researcher collaborates with several frequent coauthors, including Hassan Ghoz, Daniel C. Merrill, Mohamed Ahmed, Cristina Gómez, and Laith Al Momani.

The publication venues contributing to McMahon's profile include The American Journal of Gastroenterology and Cureus, indicating active involvement with clinical and translational research publications.

In recognition of technical contributions outside the immediate medical domain, McMahon was awarded membership in the National Academy of Engineering in 1980 for work related to the understanding and mitigation of grain boundary embrittlement of alloy steels.

Best Publications

  • Initiation of cleavage in polycrystalline iron

    C.J McMahon;Morris Cohen

  • Hydrogen-induced intergranular fracture of steels

    C.J. McMahon

  • Intergranular fracture in 4340-type steels: Effects of impurities and hydrogen

    Samir K Banerji;Charles J McMahon;Howard C Feng

  • A microscopic theory of brittle fracture in deformable solids: A relation between ideal work to fracture and plastic work

    M.L Jokl;V Vitek;C.J McMahon

  • Temper embrittlement of Ni-Cr Steels by phosphorus

    R. A. Mulford;C. J. Mcmahon;D. P. Pope;H. C. Feng

  • Oxygen-induced intergranular cracking of a Ni-base alloy at elevated temperatures-an example of dynamic embrittlement

    J.A Pfaendtner;J.A Pfaendtner;C.J McMahon

  • The cooperative relation between temper embrittlement and hydrogen embrittlement in a high strength steel

    Kenichiro Yoshino;C. J. McMahon

  • The effects of segregated impurities on intergranular fracture energy

    C.J. McMahon;V. Vitek

  • Intergranular embrittlement of iron-carbon alloys by impurities

    J. B. Rellick;C. J. McMahon

  • Strain controlled vs stress controlled hydrogen induced fracture in a quenched and tempered steel

    Y. Takeda;C. J. McMahon

  • Hydrogen-induced cracking in 4340-type steel: Effects of composition, yield strength, and H2 pressure

    N. Bandyopadhyay;Jun Kameda;C. J. Mcmahon

  • The effects of composition and carbide precipitation on temper embrittlement of 2.25 Cr-1 Mo steel: Part II. Effects of Mn and Si

    Jin Yu;C. J. McMahon

  • The effects of Sb, Sn, and P on the strength of grain boundaries in a Ni-Cr Steel

    Jun Kameda;C. J. McMahon

  • Structure-dependent intergranular segregation of phosphorus in austenite in a Ni-Cr steel

    T. Ogura;C.J. McMahon;H.C. Feng;V. Vitek

  • Embrittlement of a 5 Pct Nickel high strength steel by impurities and their effects on hydrogen-induced cracking

    C.L Briant;H. C. Feng;C. J. McMahon

  • Mechanisms of stress relief cracking in a ferritic steel

    J. Shin;C.J. McMahon

  • Solute segregation and hydrogen-induced intergranular fracture in an alloy steel

    Jun Kameda;C. J. Mcmahon

  • Solute segregation in iron‐based alloys

    C. J. McMahon;L. Marchut

  • The effect of grain-boundary-engineering-type processing on oxygen-induced cracking of IN718

    Ulrich Krupp;William M Kane;Xinyu Liu;Olaf Dueber

  • Solute segregation and brittle fracture in an alloy steel

    Jun Kameda;C. J. McMahon

  • The effects of composition and carbide precipitation on temper embrittlement of 2.25 Cr-1 Mo steel: Part I. Effects of P and Sn

    Unknown

Frequent Co-Authors

Vaclav Vitek
Vaclav Vitek University of Pennsylvania
Campbell Laird
Campbell Laird University of Pennsylvania
Yuri Mishin
Yuri Mishin George Mason University
Petros Athanasios Sofronis
Petros Athanasios Sofronis University of Illinois at Urbana-Champaign
C.T. Liu
C.T. Liu City University of Hong Kong
James C. Williams
James C. Williams The Ohio State University
E. W. Plummer
E. W. Plummer Louisiana State University
Robert P. Wei
Robert P. Wei Lehigh University

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