Method of cardiac T1 mapping in a breath hold which provides high-precision, and with careful optimisation, good accuracy. A sequence of single-shot balanced SSFP images are acquired, one-per-heartbeat, after an inversion recovery preparation pulse.
Definition. 1  Halogen refers to those elements in the seventeenth column of the periodic table, fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At):2  Halogenated refers to a chemical compound or mixture that contains halogen atoms.alogen. 1  Halogen refers to those elements in the seventeenth column of the periodic table, fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At):
For more information, see Halomethane. Haloalkane or alkyl halides are the compounds which have the general formula â³RXâ³ where R is an alkyl or substituted alkyl group and X is a halogen (F, Cl, Br, I). Haloalkanes have been known for centuries.Chloroethane was produced synthetically in the 15th century.or more information, see Halomethane. Haloalkane or alkyl halides are the compounds which have the general formula â³RXâ³ where R is an alkyl or substituted alkyl group and X is a halogen (F, Cl, Br, I). Haloalkanes have been known for centuries.