Neutron Radiography — is the process by which film is exposed by first passing neutrons through an object to produce a visible image of the materials that make up the object. Primarily used in scientific investigations. Contents 1 Brief History of Neutron Imaging 2… … Wikipedia
Neutron star spin-up — is the name given to the increase in rotational speed over time first noted in Cen X 3 and Her X 1 but now observed in other X ray pulsars. In the case of Cen X 3, the pulse period is decreasing at the rate of (defined as ) is 3.4*10^3 years. The … Wikipedia
Neutron poison — For information on biological effects of excessive ionizing radiation, see radiation poisoning. A neutron poison (also called a neutron absorber or a nuclear poison ) is a substance with a large neutron absorption cross section in applications,… … Wikipedia
Neutron imaging — Manual of Style … Wikipedia
Neutron activation analysis — Science with Neutrons Foundations Neutron temperature Flux · Radiation … Wikipedia
Neutron flux — The neutron flux is a quantity used in reactor physics corresponding to the total length travelled by all neutrons per unit time and volume [1]. The neutron fluence is defined as the neutron flux integrated over a certain time period. Contents 1… … Wikipedia
Neutron-star oscillation — Asteroseismology studies the internal structure of our Sun and other stars using oscillations. These can be studied by interpreting the temporal frequency spectrum acquired through observations[1]. In the same way, the more extreme neutron stars… … Wikipedia
Neutron-star oscillations — Asteroseismology studies the internal structure of our Sun and other stars using oscillations. These can be studied by interpreting the temporal frequency spectrum acquired through observations [cite journal|… … Wikipedia
Period 2 element — A period 2 element is one of the chemical elements in the second row (or period) of the periodic table of the chemical elements. The periodic table is laid out in rows to illustrate recurring (periodic) trends in the chemical behaviour of the… … Wikipedia
Period 1 element — A period 1 element is one of the chemical elements in the first row (or period) of the periodic table of the chemical elements. The periodic table is laid out in rows to illustrate recurring (periodic) trends in the chemical behaviour of the… … Wikipedia
List of Jimmy Neutron characters — This is a list of characters in the American television animated series The Adventures of Jimmy Neutron: Boy Genius. Contents 1 Main characters 1.1 Jimmy Neutron 1.2 Carl Wheezer 1.3 … Wikipedia