exciton drop
1Solar cell — A solar cell made from a monocrystalline silicon wafer …
2radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… …
3Atomic nucleus — A figurative depiction of the helium 4 atom with the electron cloud in shades of gray. In the nucleus, the two protons and two neutrons are depicted in red and blue. This depiction shows the particles as separate, whereas in an actual helium atom …
4Crystallography — For the book of poetry, see Crystallography (book). A crystalline solid: atomic resolution image of strontium titanate. Brighter atoms are Sr and darker ones are Ti. Crystallography is the experimental science of the arrangement of atoms in… …
5Electron — For other uses, see Electron (disambiguation). Electron Experiments with a Crookes tube first demonstrated the particle nature of electrons. In this illustration, the profile of the cross shaped target is projected against the tube face at right… …
6Zinc oxide — Other names Zinc white Calamine Identifiers …
7Yakov Frenkel — Yakov Il ich Frenkel, ru. Яков Ильич Френкель (February 10, 1894, Rostov on Don – January 23, 1952, Leningrad, now known as St. Petersburg) was a Russian physicist renowned for his works in the field of solid state physics. He is also known as… …
