"B18" . "Attojoule Second"@en . . "unit of the Planck's constant as product of the SI derived unit joule and the SI base unit second"^^ . . "unit of the Planck's constant as product of the SI derived unit joule and the SI base unit second" . . "0112/2///62720#UAB151" . . . . . "aJ\u22C5s" . . "1e-18"^^ . "aJ.s"^^ .