英语词汇“neon gas”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

1. Chemistry. A gaseous chemical element, atomic no. 10, which is one of the noble gases, is present in minute quantities in air, and is used in low-pressure discharge tubes (in which it emits an orange-red glow); also neon gas. Symbol Ne.

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neon1898

1898 W. Ramsay & M. W. Travers in Proc. Royal Soc. 63 438 The density of this gas, which we propose to name ‘neon’ (new) was next determined.

1905 Chem. News 5 May 204/1 A fair quantity of the mixture of neon and helium was prepared by liquefying air.

1935 Industr. & Engin. Chem. Jan. 116/1 Neon is characterized by its high electrical conductivity and light-emissive powers when an electrical current is discharged through it.

1961 Observer 19 Feb. 5/2 The new ‘laser’, as it is called, uses a mixture of helium and neon gas to produce a continuous beam of infra-red radiation.

1966 F. A. Cotton & G. Wilkinson Adv. Inorg. Chem. (ed. 2) xxiii. 598 Helium, neon and argon have so far not been brought into chemical combination..and it seems unlikely that they are capable of reaction.

1987 R. A. Thompson & L. S. Thompson Egoshell ii. vi. 184 Three basic gases comprise 99.9 percent of earth's total atmosphere, while the remaining 0.1 percent divides into 0.03 percent carbon dioxide and 0.07 percent trace amounts of neon, helium, methane, krypton, hydrogen, nitric acid, and xenon.

1990 Sciences Jan. 27/2 A tube of neon gas is ionized when an electric current is sent through it, and as the dislodged electrons are recaptured by the neon atoms, the atoms emit a deep red glow.

单词	neon gas
释义	> as lemmas neon gas 1. Chemistry. A gaseous chemical element, atomic no. 10, which is one of the noble gases, is present in minute quantities in air, and is used in low-pressure discharge tubes (in which it emits an orange-red glow); also neon gas. Symbol Ne. ΘΚΠ the world > matter > chemistry > elements and compounds > metals > noble gases > neon > [noun] neon1898 1898 W. Ramsay & M. W. Travers in Proc. Royal Soc. 63 438 The density of this gas, which we propose to name ‘neon’ (new) was next determined. 1905 Chem. News 5 May 204/1 A fair quantity of the mixture of neon and helium was prepared by liquefying air. 1935 Industr. & Engin. Chem. Jan. 116/1 Neon is characterized by its high electrical conductivity and light-emissive powers when an electrical current is discharged through it. 1961 Observer 19 Feb. 5/2 The new ‘laser’, as it is called, uses a mixture of helium and neon gas to produce a continuous beam of infra-red radiation. 1966 F. A. Cotton & G. Wilkinson Adv. Inorg. Chem. (ed. 2) xxiii. 598 Helium, neon and argon have so far not been brought into chemical combination..and it seems unlikely that they are capable of reaction. 1987 R. A. Thompson & L. S. Thompson Egoshell ii. vi. 184 Three basic gases comprise 99.9 percent of earth's total atmosphere, while the remaining 0.1 percent divides into 0.03 percent carbon dioxide and 0.07 percent trace amounts of neon, helium, methane, krypton, hydrogen, nitric acid, and xenon. 1990 Sciences Jan. 27/2 A tube of neon gas is ionized when an electric current is sent through it, and as the dislodged electrons are recaptured by the neon atoms, the atoms emit a deep red glow. extracted from neonn.adj. < as lemmas
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