Due to traffic and wave actions, cast steel joints are subjected to variable-amplitude fatigue loading, which may cause fatigue problems. The ratio of the minim
A series of Ni/ZrO2 catalysts were synthesized by urea combustion method for CO2 methanation.The eff ects of zirconium precursors and urea dosage on the structu
Fatigue damage assessment is carried out considering mean value effect by applying four criteria of failure.Three frequency domain methods, i.e., level crossing