- alpha-line
- Нефть: альфа-линия спектра, самая низкая частота спектра
Универсальный англо-русский словарь. Академик.ру. 2011.
alpha-line
Смотреть что такое "alpha-line" в других словарях:
Lyman-alpha line — In physics, the Lyman alpha line is a spectral line of hydrogen, or more generally of one electron ions, in the Lyman series, emitted when the electron falls from the n = 2 orbital to the n = 1 orbital, where n is the principal quantum number. In … Wikipedia
Lyman alpha line — or Lyman alpha line, a line of hydrogen in the extreme ultraviolet range of the emission spectrum of the sun, representing a large part of the sun s ultraviolet radiation … Useful english dictionary
Lyman-alpha line — or Lyman alpha line, a line of hydrogen in the extreme ultraviolet range of the emission spectrum of the sun, representing a large part of the sun s ultraviolet radiation … Useful english dictionary
Alpha-particle spectroscopy — One method for testing for (and measuring) many alpha emitters is to use alpha particle spectroscopy. For methods for gamma rays and beta particles, please see gamma spectroscopy and liquid scintillation counting respectively. Experimental… … Wikipedia
Alpha Trion — is a fictional character in the Transformers animated series. Transformers: Generation 1Transformers character name =Alpha Trion affiliation =Autobot motto = Until that day, until all are one alternatemodes = Cybertronian Jet series = engvoice =… … Wikipedia
Alpha — may refer to:The Greek letter alphaAlpha (letter), a letter in the Greek alphabet. α may be used as the symbol for: *Alpha channel, describing transparency and opacity in computer graphics *Angle of attack in aerodynamics *Common base current… … Wikipedia
Alpha-fetoprotein — (AFP) is a molecule produced in the developing embryo and fetus. In humans, AFP levels decrease gradually after birth, reaching adult levels by 8 to 12 months. Normal adult AFP levels are low, but detectable; however, AFP has no known function in … Wikipedia
Alpha-Bits — Alpha Bits, also known as Frosted Alpha Bits, is a breakfast cereal made by Post Cereals, which contains frosted alphabet shaped corn cereal bits. Post Cereals also started producing Marshmallow Alpha Bits in 1990. Alpha Bits cereal was invented… … Wikipedia
Alpha Video — (also known as Alpha Home Entertainment) is an entertainment company, based near Philadelphia, Pennsylvania, that specializes in the manufacturing and marketing of public domain movies and TV shows on DVD.Alpha Video releases over 25 new DVD… … Wikipedia
Alpha (letter) — Alpha (uppercase Α, lowercase α; el. Αλφα) is the first letter of the Greek alphabet. In the system of Greek numerals it has a value of 1. It was derived from the Phoenician letter Aleph .In both Classical Greek and Modern Greek, alpha represents … Wikipedia
Alpha (investment) — Alpha is a risk adjusted measure of the so called active return on an investment. It is the return in excess of the compensation for the risk borne, and thus commonly used to assess active managers performances. Often, the return of a benchmark… … Wikipedia
