- neutron concentration
- Макаров: концентрация нейтронов
Универсальный англо-русский словарь. Академик.ру. 2011.
neutron concentration
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Neutron Capture Therapy of Cancer — Neutron Capture Therapy (NCT) is a noninvasive therapeutic modality for treating locally invasive malignant tumors such as primary brain tumors and recurrent head and neck cancer. It is a two step procedure: first, the patient is injected with a… … Wikipedia
Neutron depth profiling — (NDP) is a near surface analysis technique that is commonly used to obtain profiles of concentration as a function of depth for certain technologically important light elements in nearly any substrate. The technique was first proposed by Ziegler… … 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 moderator — Currently operating nuclear power reactors by moderator Moderator Reactors Design Country none (fast) 1 BN 600 Russia (1) graphite 29 AGR, Magnox, RBMK United Kingdom (18), Russia (11) heavy water 29 CANDU … Wikipedia
Neutron diffraction — Science with Neutrons Foundations Neutron temperature Flux · Radiation … Wikipedia
Neutron temperature — A chart displaying the speed probability density functions of the speeds of a few noble gases at a temperature of 298.15 K (25 C). An explanation of the y axis label appears on the image page (click to see). Similar speed distributions are… … Wikipedia
Formation evaluation neutron porosity — In the field of formation evaluation, porosity is one of the key measurements to quantify an oil and gas reserves. Neutron porosity measurement employs neutron source to measure hydrogen index in a reservoir, which is directly related to porosity … Wikipedia
Small-angle neutron scattering — (SANS) is a laboratory technique, similar to the often complementary techniques of small angle X ray scattering (SAXS) and light scattering. These are particularly useful because of the dramatic increase in forward scattering that occurs at phase … Wikipedia
Chushiro Hayashi — Chūshirō Hayashi Born July 25, 1920(1920 07 25) Died February 28, 2010(2010 02 28) (aged 89) Kyoto, Japan … Wikipedia
Chushiro Hayashi — (林 忠四郎, Hayashi Chūshirō?, 25 juillet 1920 – 28 février 2010) était un astrophysicien japonais. Le trajet de Hayashi sur le diagramme de Hertzsprung Russell porte son nom. Il obtint son B.Sc en physique à l université impériale de Tokyo en 1942.… … Wikipédia en Français
chemical element — Introduction also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. This article considers the… … Universalium
