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  1. No Access

    Article

    Effect of Cyclic Stresses Below the Endurance Limit on the Fatigue Life of 40Cr Steel

    The effect of cyclic stresses below the endurance limit on the fatigue life of 40Cr medium-strength carbon steel is studied. Conventional constant-amplitude cyclic tests and specially designed variable-amplitu...

    L. H. Zhao, J. Z. Feng, S. L. Zheng in Strength of Materials (2018)

  2. No Access

    Chapter and Conference Paper

    Implementing Enterprise Open Innovation Strategy by Effectively Collaborating with External Resources

    Increasing marketing competition forces enterprise to change! Open innovation is especially discussed in this paper focusing on how to manage the external resources rationally, in which the closed innovation i...

    Hai-jun Wang, J. Z. Feng, H. B. Shi in Proceedings of the 6th International Asia … (2016)

  3. No Access

    Article

    Fatigue assessment of rear axle under service loading histories considering the strengthening and damaging effects of loads below fatigue limit

    Accurately predicting the fatigue life is the basis for the reliability and lightweight design of automobile parts. However, the predicted lives under service loadings on the basis of the S-N curve from consta...

    L. H. Zhao, S. L. Zheng, J. Z. Feng… in International Journal of Automotive Techno… (2014)

  4. No Access

    Article

    Temperature trends through urbanization in Metropolitan Washington, D.C., 1945–1979

    Annual and seasonal changes of the urban heat island magnitude in Washington, D.C. and a close-in suburb were analyzed for the period of 1945 through 1979. Monthly and annual mean temperature data, corrected f...

    J. Z. Feng, D. E. Petzold in Meteorology and Atmospheric Physics (1988)