Chemijos terminų aiškinamasis žodynas – 2-asis patais. ir papild. leid. – Vilnius: Mokslo ir enciklopedijų leidybos institutas. Kazys Daukšas, Jurgis Barkauskas, Vitas Daukšas. 2003.
Non-well-founded set theory — Non well founded set theories are variants of axiomatic set theory which allow sets to contain themselves and otherwise violate the rule of well foundedness. In non well founded set theories, the foundation axiom of ZFC is replaced by axioms… … Wikipedia
Non-classical ion — Non classical ions in organic chemistry are a special type of carbonium ions displaying delocalization of sigma bonds in 3 center 2 electron bonds of bridged systems.[1] The term non classical ion was first used by John D. Roberts in 1951[2][3]… … Wikipedia
nonequivalent atoms — neekvivalentiniai atomai statusas T sritis chemija apibrėžtis Tos pačios rūšies atomai, užimantys skirtingas kristalografines pozicijas arba skirtingas padėtis molekulėje. atitikmenys: angl. non equivalent atoms; nonequivalent atoms rus.… … Chemijos terminų aiškinamasis žodynas
Non-bonding orbital — A non bonding orbital, also known as non bonding molecular orbital (NBMO) and sometimes designated by the letter n in molecular orbital diagrams, is a molecular orbital whose occupation by electrons neither increases nor decreases the bond order… … Wikipedia
Non-standard cosmology — Physical cosmology Universe · Big Bang … Wikipedia
Nuclear Non-Proliferation Treaty — Treaty on the Non Proliferation of Nuclear Weapons Participation in the Nuclear Non Proliferation Treaty … Wikipedia
neekvivalentiniai atomai — statusas T sritis chemija apibrėžtis Tos pačios rūšies atomai, užimantys skirtingas kristalografines pozicijas arba skirtingas padėtis molekulėje. atitikmenys: angl. non equivalent atoms; nonequivalent atoms rus. неэквивалентные атомы … Chemijos terminų aiškinamasis žodynas
неэквивалентные атомы — neekvivalentiniai atomai statusas T sritis chemija apibrėžtis Tos pačios rūšies atomai, užimantys skirtingas kristalografines pozicijas arba skirtingas padėtis molekulėje. atitikmenys: angl. non equivalent atoms; nonequivalent atoms rus.… … Chemijos terminų aiškinamasis žodynas
Nuclear magnetic resonance decoupling — (NMR decoupling for short) is a special method used in nuclear magnetic resonance (NMR) spectroscopy where a sample to be analyzed is irradiated at a certain frequency or frequency range to eliminate fully or partially the effect of coupling… … Wikipedia
VSEPR theory — Valence shell electron pair repulsion (VSEPR) theory is a model in chemistry used to predict the shape of individual molecules based upon the extent of electron pair electrostatic repulsion.[1] It is also named Gillespie–Nyholm theory after its… … Wikipedia
