Abstract: This article presents an efficient synthesis method for generating vortex beams based on donut-shaped orbital angular momentum (OAM) metasurfaces. It not only allows one to synthesize the ...

To transfer public lands into private hands efficiently, Congress passed a series of laws: the Homestead Act, the General Mining Act, the Desert Land Act and the Timber and Stone Act, for example.

The production of the neurotoxic methylmercury in the environment is partly controlled by the bioavailability of inorganic divalent mercury (Hg(II)) to anaerobic bacteria that methylate Hg(II). In ...

The Phoenix Mercury tip off the 2025 season Saturday night at home against the Seattle Storm. When they do, they’ll take the court without two of the franchise’s mainstays: Diana Taurasi, who retired ...

Abstract: Circulation is a very essential parameter to assess the intensity of a wake vortex, and there is a great demand of real time retrieval of wake vortex circulation in aviation safety and ...

This characteristic makes dragonflies invaluable indicators of mercury pollution. In an expansive study underway since 2011, the Dragonfly Mercury Project, a collaboration between the National ...

For second-year guard Celeste Taylor, that meant an unexpected exit from the Phoenix Mercury, despite a solid showing late in the 2024 season. Taylor, who played for three franchises as a rookie ...

Right now, it’s caught in a vortex where they can’t seem to be able to produce things to offset things that are coming off patent. I want to stick with it, but that 7.7% yield is not a sign of ...

KEDOUGOU, Senegal (AP) — The quickest way to separate gold from rock, Sadio Camara says, is with a drop of mercury. She empties a dime-sized packet of the silvery liquid into a plastic bucket of muddy ...

KEDOUGOU, Senegal (AP) — The quickest way to separate gold from rock, Sadio Camara says, is with a drop of mercury. She empties a dime-sized packet of the silvery liquid into a plastic bucket of ...

The Phoenix Mercury are scheduled to take on the WNBA's newest team, the Golden State Valkryies, on Sunday at 6 p.m. ET, giving coach Nate Tibbetts a chance to work through his new rotation with ...