We introduce a class of quantum heat engine which consists of two-level systems, the simplest of quantum mechanical systems, undergoing quantum adiabatic processes and energy exchanges with heat baths, respectively, at different stages of a cycle.
二能级的量子系统是量子力学里最简单的系统，我们介绍了工作物质为二能级量子系统的量子热机，它经过量子绝热过程和与热源进行热量传输的过程完成一个工作循环。
参考来源 - 一种新的量子热机·2,447,543篇论文数据，部分数据来源于NoteExpress
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Our model considers heat leak between cylinder wall and environment in combustion process, internal irreversibility of cyclic working fluid in adiabatic processes, and cycle time.
模型考虑了燃烧过程气缸壁与环境间的热漏、循环工质在绝热过程中的内不可逆性以及循环时间的影响。
The cycle model of a quantum Carnot refrigeration cycle working with many non-interacting spin-1/2 systems and consisting of two isothermal and two adiabatic processes is established.
建立以无相互作用的自族为1/2的粒子组成的自旋系统为工质，由两个绝热和两个等温过程组成的量子卡诺制冷循环模型。
A cyclic thermodynamic heat engine, which combines adiabatic and isothermal processes and consists of classical ideal gas as working substance, runs most efficiently if it is reversible.
以经典理想气体为工质的卡诺热机循环由两个等温和两个绝热过程构成，热机可逆时，它的效率为最大。
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