| 单词 | quantum electronics |
| 释义 | > as lemmasquantum electronics quantum electronics n. the branch of physics concerned with the practical consequences of the quantization of energy states and their interaction with electromagnetic radiation, and esp. with the production or amplification of microwaves in crystals. ΘΚΠ the world > matter > physics > quantum theory > quantum mechanics > quantum field theory > [noun] > quantum electronics quantum electronics1959 1959 Jrnl. Appl. Physics 30 956/1 An international conference on Quantum Electronics—Resonance Phenomena will be held..on September 14–16, 1959. The conference will consider basic problems in physics and electronics which are important to the increasing use of molecular and atomic resonance in masers, atomic clocks, and related devices. 1972 Physics Bull. Sept. 562/1 Quantum electronics as a field of study dates from the use of stimulated emission for microwave amplification in 1954. 1989 P. Knight in P. Davies New Physics x. 315/2 Quantum electronics (in which the quantum optical physics we have described are utilised in practical devices). < as lemmas |
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