Excitons, bound states between an electron (i.e., a negatively charged particle) and a hole (i.e., the absence of an electron) in materials, are a key focus of condensed matter physics studies. These ...

Many people living today have a small component of Neanderthal DNA in their genes, suggesting an important role for admixture with archaic human lineages in the evolution of our species. Paleogenetic ...

SP hybridization occurs when one s orbital and one p orbital from the same atom combine to form two new orbitals of equal energy. These new orbitals are linearly oriented 180 degrees apart, leading to ...