Thus, this route often involves the use of surfactants to facilitate the formation of microemulsions to direct the synthesis to the desired shape and size, high temperature when using solvothermal processes, a strict pH control when using precipitation techniques, and a controlled atmosphere to promote the formation of a specific magnetic phase.
"It's a controlled atmosphere," Dickey said.
The club's parties, he said, offered "a controlled atmosphere.
"Because it was in a controlled atmosphere," Mr. Silverman explained, "it couldn't get too crazy or too wild".
Using fireflies collected by several of the researchers' children, Dr. Trimmer and his colleagues put them in a controlled atmosphere and exposed them to nitric oxide.
"I chop all my steak tartare to order, but someone who buys it in, vacuum packed in a controlled atmosphere, where it might have come from 10 different cows, can call theirs fait maison too.
Dr. Gilbert, who called the extermination plan "a radical step," said any killing should be done in a controlled atmosphere with strict regulations, as has been done in other countries where animals have been slaughtered to prevent the spread of disease.
This allows the sampling of the exhaust of the μ-APPJ in a controlled atmosphere.
Only the sample has to be placed inside a controlled atmosphere cell.
The polymer matrix was then removed by calcination under a controlled atmosphere and temperature.
The films were then heat treated at 500 °C in a controlled atmosphere of O2.
