In condensed matter, angular momentum is intimately related to the emergence of topological quantum states, including chiral superconductivity, quantum spin liquids and various chiral quasiparticles.

Abstract: As a kind of wavefront with helical phase, orbital angular momentum (OAM) shows the great potential to enhance the security results of wireless communications due to its unique orthogonality ...

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The National Testing Agency (NTA) will soon begin the online registration process for the Joint Entrance Examination (JEE) Main 2026. The national level engineering entrance exam is conducted by NTA ...

This engineering exam, which is a gateway to some of the premium engineering colleges such as IITs, NITs and more, cover subjects such as Physics, Chemistry and Mathematics. The National Testing ...

Many of President Trump’s claims about the economy are so widely mocked that it’s hard to know which promises he actually made, what the context was, and if his promises actually came true or not. I’m ...