Residual Stress Properties of the Welded Thick Underwater Spherical Pressure Hull Based on Finite Element Analysis

Residual stress inevitably occurs at the weld in the process of manufacturing thick pressure hulls for manned submersibles, which affects the bearing capacity of the hull.In this study, an electron-beam-welded 32 mm-thick Ti-6Al-4V plate specimen is first tested, then the measured data of residual stress distribution is applied to validate the accu

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The cause of urinary symptoms among Human T Lymphotropic Virus Type I (HLTV-I) infected patients: a cross sectional study

Abstract Background HTLV-I infected patients often complain of urinary symptomatology.Epidemiological studies have suggested that these individuals have a higher prevalence and incidence of urinary tract infection (UTI) than seronegative controls.However, the diagnosis of UTI in these studies relied only on patient information and did not require c

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Analysis of the Symbolic Role of the Lime Stuccowork Arrays of Private Bathhouses in Sanandaj City During the Qajar Period.

To convey the content of Lime stuccowork carvings, artists have used encryption and symbolism and designed the carvings in a symbolic and stylized way, transmitting their message to the audience with the simplest design.The research method is descriptive, historical-comparative, which has been done through field investigation and library studies.Re

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Illusory Rotation of a Spoked Wheel

A disk was divided into 16 stationary sectors of different grey levels that stepped around clockwise.When thin stationary spokes of constant mid-grey separated the Fan Grill sectors, the spokes showed robust and striking counterclockwise apparent motion, and when stopped, they gave a brisk clockwise motion aftereffect.The spokes had to match AEG KD

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