BG Group Plc, the U. K. 's third-largest natural-gas producer, jumped 2.9 percent to 1,245.5 pence after it posted third-quarter profit that rose 12 percent on higher domestic gas prices.
The results also showed that the accurate structural parameters of porous membrane could be obtained through the permeation of gas CO_2 in porous membrane when the temperature was about 383 K.
Otherwise, the value R of the gas constant and value K of adiabatic exponent can not be determined and the subsequent calculation also can not be conducted.