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

a. Designating the first of a series of allotropes, as alpha iron.

ΘΚΠ

society > occupation and work > materials > derived or manufactured material > metal > metal in specific state or form > [adjective] > first allotropic form

alpha1848

1848 D. P. Gardner Med. Chem. Use of Students 130 The difference of properties can only be attributed to the presence of the elements in different allotropic states... A new nomenclature, with appropriate symbols, has, therefore, been recommended. The active phase has been designated the alpha (α) state, and, other phases, beta (β), gamma (γ), &c.

1868 J. D. Dana Syst. Mineral. (ed. 5) Introd. p. xv These different states of elements are best designated in the symbol by the letters of the Greek alphabet, as thus the confusion arising from the conflicting numbers for atomic weights and combining relations are avoided..αRO 3 βRO 2 γRO [etc.].

1911 L. T. O'Shea Elem. Chem. Coal-mining Students vi. 99 The chief of these modifications are (1) rhombic or alpha sulphur, (2) prismatic or beta sulphur, (3) plastic or gamma sulphur.

1935 C. J. Smith Intermediate Physics (ed. 2) v. l. 859 At temperatures below this point iron exists as α-iron, the atoms being arranged at the corners of cubes with other atoms at their centres.

1971 R. P. Schuman Radiochemistry Manganese (rev. ed.) iii. 15 Gamma manganese..can be rolled into foils before it slowly converts into the stable alpha form.

2007 Z. Goffer Archaeol. Chem. 184 Below −18°C tin is converted to a gray powdery allotrope, known as alpha tin.

单词	alpha iron
释义	> as lemmas alpha iron a. Designating the first of a series of allotropes, as alpha iron. ΘΚΠ society > occupation and work > materials > derived or manufactured material > metal > metal in specific state or form > [adjective] > first allotropic form alpha1848 1848 D. P. Gardner Med. Chem. Use of Students 130 The difference of properties can only be attributed to the presence of the elements in different allotropic states... A new nomenclature, with appropriate symbols, has, therefore, been recommended. The active phase has been designated the alpha (α) state, and, other phases, beta (β), gamma (γ), &c. 1868 J. D. Dana Syst. Mineral. (ed. 5) Introd. p. xv These different states of elements are best designated in the symbol by the letters of the Greek alphabet, as thus the confusion arising from the conflicting numbers for atomic weights and combining relations are avoided..αRO 3 βRO 2 γRO [etc.]. 1911 L. T. O'Shea Elem. Chem. Coal-mining Students vi. 99 The chief of these modifications are (1) rhombic or alpha sulphur, (2) prismatic or beta sulphur, (3) plastic or gamma sulphur. 1935 C. J. Smith Intermediate Physics (ed. 2) v. l. 859 At temperatures below this point iron exists as α-iron, the atoms being arranged at the corners of cubes with other atoms at their centres. 1971 R. P. Schuman Radiochemistry Manganese (rev. ed.) iii. 15 Gamma manganese..can be rolled into foils before it slowly converts into the stable alpha form. 2007 Z. Goffer Archaeol. Chem. 184 Below −18°C tin is converted to a gray powdery allotrope, known as alpha tin. extracted from alphan.adj. < as lemmas
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> as lemmas