释义 |
topotaxy Cryst.|ˈtɒpəʊtæksɪ| [f. topo- + -taxy, after epitaxy.] (See quot. 19593.) So topoˈtactic, -ical adjs.; topoˈtactically adv.
1959F. K. Lotgering in Jrnl. Inorganic & Nucl. Chem. IX. 115 For these reactions the name ‘topotactical reactions’..is proposed. Ibid. Plate facing p. 120 Photo⁓micrographs of topotactically oriented Co0·5Zn0·1Z. Ibid. 123 We propose the term ‘topotaxy’ for all chemical solid state reactions that lead to a material with crystal orientations which are correlated with crystal orientations in the initial product [read substance]. 1969Nature 9 Aug. 609/1 Studies of the topotaxy of solid state precipitation from spinel crystalline solutions. 1976Ibid. 19 Aug. 721/1 Dislocations in molecular crystals..have been studied on the microscale chiefly with a view to establishing their role in..topotactic transformations. 1982Ibid. 22 Apr. 730/1 (caption) Electron micrograph of a fault⁓free β-phase grain, topotactically replacing faulted ring⁓woodite. |