Structures and hydraulic reactivities of min-erals of sulphoaluminate cements, Ca<sub>4</sub>,Al<sub>6</sub>,SO<sub>16</sub>, and Sr-Ca<sub>3</sub>,Al<sub>6</su
Artificial bone carbon/glass fiber reinforced PM-MA composites have been prepared by hot press moulding ofpre-preg which monofilments of CF and GF impregnated b
As-S-X(X=Cl,Br,I)and As-Y-Br(Y=S,Se,Te)glasses are studied with Self-Consistent-Field Dis-crete Variational X_α(SCF-DV-X_α),one of the molecule orbital.calcul
The W-Co compound precursor powderswith an average particle size of 60 nm were prepared by thechemical coprecipitation as the raw materials of Na<sub>2</sub>WO<
The system DyBa<sub>2</sub>Cu<sub>3-x</sub>Fe<sub>x</sub>O<sub>7-δ</sub>(x=0.00,0.03,0.18)has been studied using X-ray photoelectron spec-troscopy.XPS results sh