单词 | vitrification |
释义 | vitrificationn. 1. a. The action or process of vitrifying; conversion into a glassy substance by fusion due to heat; the fact of being so converted. ΘΚΠ the world > matter > chemistry > chemical reactions or processes > [noun] > chemical reactions or processes (named) > vitrification vitrification1617 vitrifying1674 vitrifaction1728 society > occupation and work > industry > manufacturing processes > glass-making > [noun] > turning substance into glass or glassy material vitrification1617 vitrifying1674 vitrifaction1728 1617 J. Woodall Surgions Mate Termes 348 Vitrification is Combustion, conyerting calx and cineres into transparant glasse. 1643 Sir T. Browne Religio Medici (authorized ed.) i. §50 The last and proper action of that element [fire] is but vitrification, or a reduction of a body into Glasse. View more context for this quotation 1661 R. Boyle Sceptical Chymist v. 322 Cuppels..ought to be Destitute of Salt, lest the Violence of the Fire should bring them to Vitrification. 1709 Philos. Trans. 1708–09 (Royal Soc.) 26 378 We may look on it as the beginning of Vitrification, or a middle state between Metal and Glass. 1773 M. Dubourg Let. 25 Mar. in B. Franklin Wks. (1887) V. 119 There is no earth known so vitrifiable as not to require some auxiliary solvent to facilitate its vitrification. 1804 tr. P. F. Tingry Painter & Varnisher's Guide 301 This vitrification is facilitated by the addition of a certain quantity of carbonate of potash.., or carbonate of soda. 1851 D. Wilson Archæol. & Prehistoric Ann. Scotl. iii. iii. 416 Sandstone, though per se infusible, is perfectly capable of vitrification. 1863 A. C. Ramsay Physical Geol. & Geogr. Great Brit. (1878) xxxv. 613 Stones originally separate, get, so to speak, glued together in the process of vitrification. b. With a and plural: An instance of such conversion. ΘΚΠ the world > matter > chemistry > chemical reactions or processes > [noun] > chemical reactions or processes (named) > vitrification > an instance of vitrification1626 society > occupation and work > industry > manufacturing processes > glass-making > [noun] > turning substance into glass or glassy material > instance of vitrification1626 1626 F. Bacon Sylua Syluarum §291 Likewise in their Putrefactions, or Rusts; as Vermilion, Verdegrease, Bise, Cirrus, &c. and likewise in their Vitrifications. 1646 Sir T. Browne Pseudodoxia Epidemica ii. i. 53 Crystall..is not onely triturable, and reduceable into powder, by contrition, but will subsist in a violent fire, and endure a vitrification . View more context for this quotation 1760 E. Delaval in Philos. Trans. 1759 (Royal Soc.) 51 86 Because all vitrifications must proceed from previous calcinations. 2. The result or product of vitrifying; a vitrified substance or body. ΘΚΠ society > occupation and work > materials > derived or manufactured material > glass and glass-like materials > [noun] glass1578 vitrification1651 vitrum1657 vitrifaction1840 vitrics1875 the world > matter > chemistry > chemical reactions or processes > [noun] > chemical reactions or processes (named) > vitrification > product of vitrification1651 vitrifaction1840 1651 N. Biggs Matæotechnia Medicinæ Praxeωs ⁋136 We yet more detest the precipitations, vitrifications, and preparations of Mercury, Antimony, Tuty, Sulphur, &c. 1765 H. Walpole Vertue's Anecd. Painting (ed. 2) II. 150 Sir Theodore..communicated to them the process of the principal colours which ought to be employed in enamel, and which surpassed the famous vitrifications of Venice and Limoges. 1771 Philos. Trans. 1770 (Royal Soc.) 60 17 Both abound with pyrites and crytallizations, or rather vitrifications. 1842 E. Getty Let. 10 Jan. in G. Petrie Eccl. Archit. Ireland (1845) 88 This is also observable in the interior of the building, where there is a slight superficial vitrification. 1860 S. Smiles Self-help (new ed.) ii. 41 He had but to cover this material with a vitrification of transparent glaze. Draft additions June 2020 The process of embedding nuclear or other hazardous waste in a substance that can be converted into a glassy material, typically for the purpose of long-term storage. ΚΠ 1961 Rep. 2nd Working Meeting on Fixation of Radioactivity in Stable, Solid Media, 1960 I. 280 There has been recently installed at Saclay a unit for the vitrification of radioactive products. 1995 Sci. News 21 Jan. 40/2 A growing number of people are now betting that the process of converting toxic materials into glass, called vitrification, can offer new options for disposing of asbestos. 2018 New Straits Times (Malaysia) (Nexis) 28 Oct. 18 HLW [sc. high-level waste] may also be treated through vitrification to facilitate transport. This entry has not yet been fully updated (first published 1920; most recently modified version published online December 2021). < n.1617 |
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