In this paper, origami antennas are proposed for military field deployment. A high gain tetrahedron origami antenna (antenna #1) is introduced and then extended to circularly polarized antenna ...

Meet Bille, the name given to the world's first monostable tetrahedron—a four-faced object that will always land on the same ...

With the help of powerful computers, researchers discovered a four-sided shape that naturally rests on one side, and built a ...

More specifically, we found that two or more carbonate molecules replace a single PF 6– anion upon CIP dissociation. This experimental finding shows that the prevailing notion that four carbonate ...

We report a general purpose mesh generator for creating finite-element surface or volumetric mesh from 31) binary or gray-scale medical images. This toolbox incorporates a number of existing free mesh ...

Since water plays an important role in calcium silicate sealers, and only a few evidence are available on physicochemical properties of calcium silicate-based sealers 12, this study aimed to evaluate ...

The structure of magic by Grinder, John; Bandler, Richard Publication date 1976 Publisher Palo Alto, Ca. : Science and Behavior Books Collection internetarchivebooks; printdisabled Contributor ...

Gaming Formula Legends’ ‘F1 across the eras’ is so good, you wonder why nobody did it already With a playable demo out now, TG checks in with one of our most anticipated racing games ...

Spin state of active sites is one of the most influencing factors for the catalytic performance of electrocatalysts. To date, most modulations are conducted on non-tetrahedrally coordinated metal ...

The topsides for the West White Rose project has left Texas, bound for the coast of Newfoundland. The concrete gravity structure, currently in Placentia Bay, will be joined with the 23,000-tonne ...