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Symbol Name Meaning SI unit of measure nabla dot : the divergence operator often pronounced "del dot" per meter (m −1) : nabla cross : the curl operator often pronounced "del cross"
A branch of physics that studies atoms as isolated systems of electrons and an atomic nucleus. Compare nuclear physics. atomic structure atomic weight (A) The sum total of protons (or electrons) and neutrons within an atom. audio frequency A periodic vibration whose frequency is in the band audible to the average human, the human hearing range.
DL, dL, or dl may stand for: Science and technology. Electronics and computing <dl></dl>, an HTML element used for a definition list; Deep learning, a field ...
Dynamic light scattering (DLS) is a technique in physics that can be used to determine the size distribution profile of small particles in suspension or polymers in solution. [1] In the scope of DLS, temporal fluctuations are usually analyzed using the intensity or photon autocorrelation function (also known as photon correlation spectroscopy ...
Undergraduate-entry "Integrated master's" degrees are offered with honours, and so may add (hons) after the degree abbreviation. These are substantive master's degrees integrating undergraduate and master's level study, with the final qualification being at the same level as postgraduate master's.
Post-nominal letters are used in the United Kingdom after a person's name in order to indicate their positions, qualifications, memberships, or other status. There are various established orders for giving these, e.g. from the Ministry of Justice, Debrett's, and A & C Black's Titles and Forms of Address, which are generally in close agreement.
Since 2016, a PhD degree is one of the prerequisites for heading a university department in Ukraine. In Belarus "Doctor of Sciences" (DSc, Belarusian: Доктар навук) is the highest level of education that follows a PhD. Is awarded by The Higher Attestation Commission under the aegis of the President of the Republic of Belarus.
Also acid ionization constant or acidity constant. A quantitative measure of the strength of an acid in solution expressed as an equilibrium constant for a chemical dissociation reaction in the context of acid-base reactions. It is often given as its base-10 cologarithm, p K a. acid–base extraction A chemical reaction in which chemical species are separated from other acids and bases. acid ...