March 17, 2026 • US-Israeli airstrikes on oil depots culminated in ‘black rain’ in Iran early last week – a phenomenon usually caused by large amounts of soot, carbon and other pollutants in the air.

Abstract: the fluid flow in the selective catalytic reduction (SCR) system of a 600MW power plant was simulated and optimized with a wide variety of duct configuration evaluated; certain configuration ...

Abstract: Accurately simulating of the flow field around the submarine is significant to predict the hydrodynamic performance of a submarine. In this paper, numerical calculations of the ...