If Security Center is turned off or missing, Windows cannot correctly show your protection status in the Windows Security app. This usually means the ...

Abstract: Terahertz (THz) radar imaging has been getting a lot more attention in recent years because it has a faster frame rate and better resolution. However, nonlinear phase errors resulting from ...

Abstract: The blast furnace (BF) is the key equipment for smelting, which consumes about 70% of the energy in the iron-making process. Therefore, improving the smelting efficiency in the context of ...

Ukrainian power engineers and repair crews have fully restored the energy system to its pre-accident condition following a technical failure on Jan. 31, President Volodymyr Zelenskyy announced on Feb.