The analytical expression of the electronic density of states (DOS) for single-walled carbon nanotubes (SWNTs) has been derived on the basis of graphene approxi
In order to improve the mould filling ability, the method for production of thin-walled castings in the travelingmagnetic field was applied. The relationship be
A new kind of high strength, high toughness and high plasticity spring steel has been developed. The strength, the reduction of area and the elongation of the s