Transmission electron microscopy (TEM) and high resolution electron microscopy (HREM) have been used to study the microstructural properties of La0.7Ca0.3MnO3 f
(N, F)-codoped anatase TiO2 nanocrystals with active visible light response were prepared by using a simple sol-gel approach. X-ray photoelectron spectroscopy m
Two near α titanium alloys,Ti-5.6Al-4.8Sn-2.0Zr-1Mo-0.35Si(1#) and Ti-6.0Al-4.8Sn-2.0Zr-1Mo-0.35Si(2#),were solution-treated in the upper α+β phase fields,an