photolysephotolyzev.

Brit.

/ˈfəʊtəlʌɪz/, U.S.

/ˈfoʊdl̩aɪz/

Forms: 1900s– photolyse, 1900s– photolyze (chiefly U.S.).

Origin: Formed within English, by compounding. Etymons: photo- comb. form, -lyse comb. form.

Etymology: < photo- comb. form + -lyse comb. form, after photolysis n.

Chemistry.

1. transitive. To subject to or decompose by photolysis.

ΘΚΠ

the world > matter > physics > electromagnetic radiation > light > scientific effects of light > [verb (intransitive)] > undergo photolysis

photolyse1925

the world > matter > physics > electromagnetic radiation > light > scientific effects of light > [verb (transitive)] > decompose

photolyse1970

1925 C. Ellis & A. A. Wells Chem. Action of Ultraviolet Rays viii. 155 The light causes polymerization of some of the aldehyde to paraldehyde which is then photolyzed to carbon monoxide and ethane or more complex substances.

1956 Jrnl. Amer. Chem. Soc. 78 6229/1 Pure liquid ethyl iodide was photolyzed at several light intensities and for varying times.

1970 Nature 7 Mar. 928/2 In our experiments the Xe lamp not only photolysed ICN but also excited it to the B²Σ state.

1995 Chem. in Brit. Nov. 893/1 By photolysing poly[Ru(vbpy)₂(py)₂]Cl₂ on an optically transparent electrode..using a mask with a striped pattern, we can create spatially separated regions.

2. intransitive. To undergo photolysis.

ΚΠ

1941 Jrnl. Amer. Chem. Soc. 63 2000/1 Aqueous solutions of amino acids photolyze in the presence of various photosensitizers.

1978 Nature 21 Sept. p. xv/2 The detector senses any halogen-containing compound which will photolyse in the presence of UV light.

2000 Polymers Paint Colour Jrnl. (Nexis) 1 Oct. 26 Phenacylammonium salts containing butyltriphenylborate anions photolyse yielding phenacyl and butyl radicals and a tertiary amine.

Derivatives

ˈphotolysed adj.

ΘΚΠ

the world > matter > physics > electromagnetic radiation > light > scientific effects of light > [adjective] > of chemical action of light > of decomposition or decomposed by

photolytic1906

photolysed1927

1927 Jrnl. Amer. Chem. Soc. 49 3084 The difference was taken as a measure of the photolyzed quinone.

1960 Jrnl. Chem. Soc. 977 No electron-spin resonance absorption could be detected with the photolysed glasses.

1991 Lancet 25 May 1257/2 The cytosol portions of photolysed rhodopsin combine with transducin, which in turn activates phosphodiesterase.

This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).

单词	photolyse
释义	photolysephotolyzev. Brit. /ˈfəʊtəlʌɪz/, U.S. /ˈfoʊdl̩aɪz/ Forms: 1900s– photolyse, 1900s– photolyze (chiefly U.S.). Origin: Formed within English, by compounding. Etymons: photo- comb. form, -lyse comb. form. Etymology: < photo- comb. form + -lyse comb. form, after photolysis n. Chemistry. 1. transitive. To subject to or decompose by photolysis. ΘΚΠ the world > matter > physics > electromagnetic radiation > light > scientific effects of light > [verb (intransitive)] > undergo photolysis photolyse1925 the world > matter > physics > electromagnetic radiation > light > scientific effects of light > [verb (transitive)] > decompose photolyse1970 1925 C. Ellis & A. A. Wells Chem. Action of Ultraviolet Rays viii. 155 The light causes polymerization of some of the aldehyde to paraldehyde which is then photolyzed to carbon monoxide and ethane or more complex substances. 1956 Jrnl. Amer. Chem. Soc. 78 6229/1 Pure liquid ethyl iodide was photolyzed at several light intensities and for varying times. 1970 Nature 7 Mar. 928/2 In our experiments the Xe lamp not only photolysed ICN but also excited it to the B²Σ state. 1995 Chem. in Brit. Nov. 893/1 By photolysing poly[Ru(vbpy)₂(py)₂]Cl₂ on an optically transparent electrode..using a mask with a striped pattern, we can create spatially separated regions. 2. intransitive. To undergo photolysis. ΚΠ 1941 Jrnl. Amer. Chem. Soc. 63 2000/1 Aqueous solutions of amino acids photolyze in the presence of various photosensitizers. 1978 Nature 21 Sept. p. xv/2 The detector senses any halogen-containing compound which will photolyse in the presence of UV light. 2000 Polymers Paint Colour Jrnl. (Nexis) 1 Oct. 26 Phenacylammonium salts containing butyltriphenylborate anions photolyse yielding phenacyl and butyl radicals and a tertiary amine. Derivatives ˈphotolysed adj. ΘΚΠ the world > matter > physics > electromagnetic radiation > light > scientific effects of light > [adjective] > of chemical action of light > of decomposition or decomposed by photolytic1906 photolysed1927 1927 Jrnl. Amer. Chem. Soc. 49 3084 The difference was taken as a measure of the photolyzed quinone. 1960 Jrnl. Chem. Soc. 977 No electron-spin resonance absorption could be detected with the photolysed glasses. 1991 Lancet 25 May 1257/2 The cytosol portions of photolysed rhodopsin combine with transducin, which in turn activates phosphodiesterase. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022). < v.1925
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