An alpha-particle decay. In alpha decay, shown in Fig. 3-3, the nucleus emits a 4 He nucleus, an alpha particle. Alpha decay occurs most often in massive nuclei that have too large a proton to neutron ratio.An alpha particle, with its two protons and two neutrons, is a very stable configuration of particles.n alpha-particle decay. In alpha decay, shown in Fig. 3-3, the nucleus emits a 4 He nucleus, an alpha particle. Alpha decay occurs most often in massive nuclei that have too large a proton to neutron ratio.
gite. n. A simple, usually inexpensive rural vacation retreat especially in France. [French.
Chayote (Sechium edule) is an edible plant belonging to the gourd family Cucurbitaceae, along with melons, cucumbers and squash.hayote was one of the many foods introduced to Europe by early explorers, who brought back a wide assortment of botanical samples. The Age of Conquest also spread the plant south from Mexico, ultimately causing it to be integrated into the cuisine of many other Latin American nations.