Entropy of field interacting with two two-qubit atoms<xref rid="cpb_27_9_090303fn1" ref-type="fn">*</xref><fn id="cpb_27_9_090303fn1"><label>*</label><p>Project supported by the National Natural Science Foundation of China (Grant No. 11404108).</p></fn>

Entropy of field interacting with two two-qubit atoms**

Project supported by the National Natural Science Foundation of China (Grant No. 11404108).

Liu Tang-Kun^†, Tao Yu, Shan Chuan-Jia, Liu Ji-Bing

(color online) Evolution of S_f(t) with scaled time gt versus different |α| for a = −b = c = d = 1/2. From (a) to (d), |α| = 0.5,3.5,7.0,10.0, respectively.