Researchers have identified a form of molecular motion that has not previously been observed. When what are known as "guest molecules"—molecules that are accommodated within a host molecule—penetrate ...

A new molecule that lets energy hop around quickly within its structure makes the upcycling of light more efficient and ...

The importance of hydration on the equilibrium involving internal rotation around carbon-carbon single bond is investigated for the furfural molecule dissolved in water. To analyze ... constant and ...

The substance is 95% water ... lived molecule. Then it gains hydrogen ions (H⁺) and triggers a reaction to form percarbamide in the presence of a catalyst that enhances hydrogen bonding.

Condensation reactions occur when two molecules combine to form a ... when a peptide bond forms between the carboxyl group of one amino acid and the amino group of another, releasing a molecule of ...

In each case, the water molecule inserts into the carbohydrate at a position where it can replace a weak intramolecular interaction by two stronger intermolecular hydrogen bonds. The insertion can ...

The hydrogen bonds that form water molecules ... different types of water molecules exhibit different vibrational patterns. These distinct patterns reveal how a particular molecule moves along ...

We all know the ingredients for water. You take two atoms of hydrogen ... molecule is less than a third of a nanometer across, while the atoms they consist of are far, far smaller. To 'see' the ...

It only focuses on the process of forming covalent bonds to make water. Ask students: Why can’t a third hydrogen atom join the water molecule (H 2 O) to make H 3 O? Once the outer energy levels are ...

By Kenneth Chang Shaken and chilled — but not stirred — ordinary frozen water turns into something different: a newly discovered form ... the hydrogen-oxygen bonds in a water molecule.