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| || | ||   / _ \\   | \| ||  /_   _//  /_   _// 
| '--' ||  | / \ ||  |  ' ||   -| ||-     | ||   
| .--. ||  | \_/ ||  | .  ||   _| ||_    _| ||   
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發送短信 : IMPURITY DOPING AND BOUND EXCITON COMPLEXES IN 2D TRANSITION METAL DICHALCOGENIDES