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In recent years, fabricating superhydrophobic surface has been deemed to be a promising strategy for metal corrosion protection. Here, a facile and simple nanosecond laser texturing treatment was proposed for constructing superhydrophobic surface on carbon steel. During the machining process, a series of circle-shaped texture patterns with different p/d values were directly fabricated on steel surfaces...
In general, black patina is formed upon the surface of the ancient bronze mirrors. Recently, a kind of black patina is found on an ancient bronze sword, which was made 2500 years ago during the Warring States Period of China. In this paper, chemical compositions and microstructures of the black patina were characterized by using instruments including optical microscope (OM), scanning electron microscope...
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