Ah yes, it is an age-old question, pondered by philosophers and chemists (OK, maybe just chemists) for centuries: where are the electrons? For chemistry students tackling the topic of atomic orbitals, ...

Ask someone on Earth for the time and they can give you an exact answer, thanks to our planet's intricate timekeeping system, built with atomic clocks, GPS satellites and high-speed telecommunications ...

Atomic orbitals are the quantum states of the individual electrons in the electron cloud around a single atom. Specifically, atomic orbitals are the quantum states of the individual electrons in the ...

The modern periodic table, arranged in rows and columns, was first introduced by Dmitri Mendeleev in 1869. At the time, it included the known elements and their properties, but Mendeleev predicted ...

A research team led by Professor Sun Qing-Feng in colloboration with Professor He Lin’s research group from Beijing Normal University has achieved orbital hybridization in graphene-based artificial ...