| 释义 |
piezoelectricity|paɪˌiːzəʊɪlɛkˈtrɪsɪtɪ, ˌpaɪɪ-|
Also piezo-electricity.
[ad. G. piezoelectricität (W. G. Hankel 1881, in Ber. d. K. Sächsischen Ges. d. Wissensch. zu Leipzig XXXIII. 52).]
Electric polarization in a substance resulting from the application of mechanical stress, esp. in certain crystals.
1883Jrnl. Chem. Soc. XLIV. 412 This phenomenon the author proposes to call piezoelectricity. 1895Story-Maskelyne Crystallogr. i. §13 Compression of a crystal of tourmaline along its morphological axis also produces electrification (piezo-electricity). 1929J. A. Ratcliffe Physical Princ. Wireless i. 2 The facts of piezo-electricity have been applied in the quartz oscillator. 1956Nature 17 Mar. 537/2 Tests for pyroelectricity and piezoelectricity were negative. 1974J. Kyle Electronics Unravelled (1975) ii. 45 Piezoelectricity is due to an unusual crystal structure found in several materials. |