Some experimental investigations have shown that the trade-off curve of NOx vs. participate of a D.I. diesel engine with split-injection strategies can be shifted closer to the origin than those with ...

Effects of split injection, with a relatively short time interval between the two sprays, on the spray development process, and the air entrainment into the spray, were investigated by using laser ...

The Supreme Court heard arguments in a case testing whether lethal injection — the method used for executions in most states — is constitutional. Opponents say the three drugs used, and the way they ...