Browse Technical Reports - Theoretical and Applied Mechanics (TAM) by Issue Date

  • Dolan, Thomas J. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1946-12)
    The investigation described herein is a basic research project undertaken at the University of Illinois in co-operation with the Office of Naval Research, U.S. Navy. The purpose of these studies is to investigate and attempt ...

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  • Dolan, Thomas J. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1947-03)
    This is a report on an investigation of the behavior of materials under repeated stress.

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  • Dolan, Thomas J. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1947-08)
    This is a report on an investigation of the behavior of materials under repeated stress.

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  • Freudenthal, A.M.; Dolan, Thomas J. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1948-02)
    This report outlines a qualitative concept of the nature of the behavior leading to fracture of metals under repeated applications of load, which has been formulated in terms of the phenomena proceeding on an atomic scale. ...

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  • Dolan, Thomas J.; Yen, C.S. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1948-03)
    It was the purpose of the study reported herein to determine the extent to which a change in metallurgical structure (produced by a different heat treatment) affected the fatigue strength and notch-sensitivity for several ...

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  • Dolan, Thomas J.; Hanley, B.C. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1948-05)
    The purpose of this study was to investigate the effect of size of test specimen on the fatigue strength of unnotched and notched specimens of SAE 4340 steel heat-treated to an ultimate tensile strength exceeding 160,000 ...

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  • Dolan, Thomas J.; Richart, F.E.; Work, C.E. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1948-07)
    The purpose of this study was to investigate the fatigue life of unnotched and notched specimens of SAE 4340 steel and of 17S-T aluminum alloy when subjected to repeated stresses that fluctuated between two different ...

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  • Freudenthal, A.M. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1948-08)

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  • Work, C.E.; Dolan, Thomas J. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1948-09)
    The material contained in this report covers a continuation of the exploratory investigation presented in the Seventh Progress Report* on this contract, dealing with the fatigue life of metals subjected to repeated stresses ...

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  • Yen, C.S.; Dolan, Thomas J. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1949-10)
    This paper presents an experimental study of the effect of intermittent rest periods on the fatigue life of small rotating beam specimens of 75 S-T aluminum alloy. The number of specimens tested under like conditions in ...

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  • Yen, C.S. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1949-11)

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  • Yen, C.S.; Dolan, Thomas J. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1949-11)
    It was the purpose of this report to summarize and to appraise critically the numerous interpretations and correlating methods that have been proposed in the technical literature to compare the endurance limits for notched ...

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  • Sinclair, G.M.; Dolan, Thomas J. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1949-12)

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  • Yen, C.S. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1950-02)

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  • Dolan, Thomas J. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1950-06)
    A review is made of the principal concepts of high temperature fatigue behavior of metals as obtained from laboratory investigations. The interaction between time-dependent creep, and cycle-dependent fatigue phenomena ...

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  • Mowbray, A.Q., Jr. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1950-08)
    This report covers a study of the decrease in the strength of members (or the “stress-raising” effect) produced by compound notches (notches comprising grooves superposed upon fillets). Full fillets were cut as transition ...

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  • Hanley, B.C.; Dolan, Thomas J. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1950-09)
    This report covers a brief review of the data available on the extent to which the type and quality of surface finish affects the fatigue strength of metal members. Polished steel specimens exhibit a higher endurance limit ...

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  • Freudenthal, Alfred M. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1950-10-12)

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  • Dolan, Thomas J. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1951-01)

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  • Hanley, B.C. (Department of Theoretical and Applied Mechanics. College of Engineering. University of Illinois at Urbana-Champaign, 1951-02)
    A laboratory investigation was made to determine the effect of different states of stress on the fatigue strength of SAE 4340 Steel, and to study the influence of various mean stresses superimposed upon the alternating ...

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