The replaced site of Eu<sup>2+</sup> ion is dependent on the electronegativitydifference of the cations in complex fluorides.In the mixed fluorideKMgF<sub>3</su
The chain reaction of 1,2-dichloroethane was initiated byphotosensitization of SF<sub>6</sub> under the selective excitation using a cw CO<sub>2</sub>laser.Viny