The morphology,structure and distribution of the rare earth compounds in the YG8R.YT5R and YT14Rcemented carbides with additions of trace light rare earths were
In this paper,FXL-14 (tetradecyl iminobimetyl phosphonic acid) as a collector for floating wolframite without Pb<sup>2+</sup> and itsadsorption mechanism were stu
Values of critieal eurrent densityJ。exceeding lo6A·em一2 at 77K and zerofield have been rePorted for thinmagnetlcfllnls ofYBaoCu:O,_。on sinZle ervstal su