Q-switchedadj.

Brit.

/ˌkjuːˈswɪtʃt/, U.S.

/ˈkjuˈswɪtʃt/

Origin: Either (i) formed within English, by compounding. Or (ii) formed within English, by derivation. Etymons: Q n., switched adj.; Q-switch v., -ed suffix¹.

Etymology: Either < Q n. (compare Q n. 11) + switched adj., or < Q-switch v. + -ed suffix¹. Compare Q-switch n., Q-switching n.

Physics.

Employing Q-switching; operated using Q-switching.

ΘΚΠ

the world > matter > physics > electromagnetic radiation > light > laser > [adjective] > subjected to Q-switching

Q-switched1963

Q-spoiled1964

1963 Jrnl. Appl. Physics 34 3407/1 (heading) Q-switched CaWO₄:Nd³⁺ laser.

1970 Sci. Amer. Mar. 41 They used the 104-inch telescope to transmit and detect pulses of 50-nanosecond duration produced by a ‘Q-switched’ (short-pulse) ruby laser.

1996 A. N. B. Kauvar & R. G. Geronemus in R. K. Roenigk & H. K. Roenigk Dermatologic Surg. (ed. 2) lvii. 1024 (caption) Amateur tattoo prior to treatment with the Q-switched ruby laser.

This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022).

单词	q-switched
释义	Q-switchedadj. Brit. /ˌkjuːˈswɪtʃt/, U.S. /ˈkjuˈswɪtʃt/ Origin: Either (i) formed within English, by compounding. Or (ii) formed within English, by derivation. Etymons: Q n., switched adj.; Q-switch v., -ed suffix¹. Etymology: Either < Q n. (compare Q n. 11) + switched adj., or < Q-switch v. + -ed suffix¹. Compare Q-switch n., Q-switching n. Physics. Employing Q-switching; operated using Q-switching. ΘΚΠ the world > matter > physics > electromagnetic radiation > light > laser > [adjective] > subjected to Q-switching Q-switched1963 Q-spoiled1964 1963 Jrnl. Appl. Physics 34 3407/1 (heading) Q-switched CaWO₄:Nd³⁺ laser. 1970 Sci. Amer. Mar. 41 They used the 104-inch telescope to transmit and detect pulses of 50-nanosecond duration produced by a ‘Q-switched’ (short-pulse) ruby laser. 1996 A. N. B. Kauvar & R. G. Geronemus in R. K. Roenigk & H. K. Roenigk Dermatologic Surg. (ed. 2) lvii. 1024 (caption) Amateur tattoo prior to treatment with the Q-switched ruby laser. This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022). < adj.1963
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