Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A compound derived from a quinone, in which one of the two oxygen atoms is ionized or bonded to a hydrogen atom.
- ‘Hypericin is a dianthraquinone that exhibits powerful phototoxicity through apoptotic and necrotic pathways and generates singlet oxygen, superoxide anion radicals and semiquinones.’
- ‘Is it enough to measure binary oscillations of semiquinone to characterize damping of period four oscillations of oxygen evolution?’
- ‘The transfer of one electron from an electron donor to an excited state of hypericin generates its corresponding semiquinone radical anion.’
- ‘Decay of the semiquinone radical under argon occurs by second-order kinetics with a first half-life in the 0.1-2 ms range under our conditions.’
- ‘The simple solutions found here for individual S-states, semiquinone, and oxygen evolution provide a basis for quantitative description of the charge accumulation processes at the donor and acceptor sides of PSII.’
We take a look at several popular, though confusing, punctuation marks.
From Afghanistan to Zimbabwe, discover surprising and intriguing language facts from around the globe.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.