Islam has allowed the husband and the wife in marriage every possible liberty to enjoy conjugal relations with each other, except three: 1  It is strictly prohibited to have sexual intercourse with ones wife during her period of menstruation. 2  It is strictly prohibited to enter the woman through her anus.slam has allowed the husband and the wife in marriage every possible liberty to enjoy conjugal relations with each other, except three: 1  It is strictly prohibited to have sexual intercourse with ones wife during her period of menstruation. 2  It is strictly prohibited to enter the woman through her anus.
1 Alpha radiation is a heavy, very short-range particle and is actually an ejected helium nucleus. 2  Some characteristics of alpha radiation are: 3  Examples of some alpha emitters: radium, radon, uranium, thorium. 4  Most alpha radiation is not able to penetrate human skin. Alpha Radiation. 2  Alpha radiation is a heavy, very short-range particle and is actually an ejected helium nucleus. 3  Some characteristics of alpha radiation are: 4  Examples of some alpha emitters: radium, radon, uranium, thorium.
For other uses, see Radioactivity (disambiguation). Alpha decay is one type of radioactive decay, in which an atomic nucleus emits an alpha particle, and thereby transforms (or decays) into an atom with a mass number decreased by 4 and atomic number decreased by 2.