Neutral point voltage unbalancing is a critical issue in neutral-point-clamped three-level converters (TLCs) and Vienna rectifiers (VRs), where the voltages of two series-connected capacitors across ...

With the advancement of urbanization leading to surface space saturation, underground space development has become a global focus. The small-loop transient electromagnetic (TEM) method has garnered ...

Today, relaxed criminal laws and a pandemic-era crime spike have again made D.C. a federal target. But little is known about exactly how federal officials plan to improve the conditions they ...

President Trump said on Wednesday he plans to extend the federalization of police in D.C. beyond the initially set 30 days. Why it matters: Trump is looking for congressional permission to continue ...

Trump invokes the Home Rule Act to take control of the Washington, D.C., police. What the act says he can and can't do. The statute does not require evidence or congressional approval — only a ...

In an unprecedented move, President Trump has taken over Washington, D.C.'s police department and activated its National Guard. The federal takeover invokes rare, but legal, presidential ...