ChemistryApplications of Radioactive Isotopes The aim of this lecture is to present on Applications of Radioactive Isotopes. A radioactive tracer is a very small amount of radioactive isotope added to a…
ChemistryRate of Radioactive Decay The rate of radioactive decay, that is the number of disintegrations per unit time, is proportional to the number of radioactive nuclei in the sample. The…
ChemistryNuclear Bombardment Reactions Prime objective of this lecture is to present on Nuclear Bombardment Reactions. In 1919, Ernest Rutherford discovered that it is possible to change the nucleus of one…
ChemistryTypes of Radioactive Decay Basic objective of this lecture is to present on Types of Radioactive Decay. There are three major types of nuclear decay that radioactive particles can undergo: alpha,…
PhysicsLecture on Nuclear Stability General objective of this lecture is to present on Nuclear Stability. Nuclear Stability is a concept that helps to identify the stability of an isotope. The existence…
PhysicsVertical Structure of Ozone Cycle Main purpose of this lecture is to present on Vertical Structure of Ozone Cycle. The ozone–oxygen cycle is the process by which ozone is continually regenerated in…
PhysicsSimulation at NASA for the Space Radiation Effort Principle purpose of this lecture is to present on Simulation at NASA for the Space Radiation Effort. Here briefly focus on Simulation at NASA for Space Radiation. The…
PhysicsPresentation on Nuclear Equations A nuclear equation is a symbolic representation of a nuclear reaction using nuclide symbols. For example, the nuclide symbol for uranium-238. The total charge is conserved during…
PhysicsLecture on Ultraviolet Radiation Major objective of this lecture is to present on Ultraviolet Radiation. Ultraviolet Radiation(UV) is simply one form of energy coming from the sun. Even though you may…
PhysicsSpace Radiation Space radiation is composed of energetic charged particles (atoms with all of the electrons striped). Astronauts are exposed to secondary neutrons as well. The radiation environment of…
PhysicsPresentation on Ozone Hole The aim of this lecture is to present on Ozone Hole. Ozone (O3) forms under the effect of UV light in the stratosphere. Ozone can also form in…
PhysicsVolcanic Ozone Hole Prime purpose of this lecture is to present on Volcanic Ozone Hole. An “ozone hole” could form over the North Pole after future major volcanic eruptions –…