By numerically solving Maxwell’s equations and rate equations in a two-dimensional (2D) active random media made of ruby grains with a three-level atomic syste
This paper deals with the forming age of the Shuiquangou gold-bearing alkaline rock with the help of the single zircon Pb-evaporation method. The apparent age (
The paper describes the proposed models of diamond formation both in meteoritesand in kimberlite and lamproite bodies, metamorphic complexes and explosive-ring