由它们的态密度图可以看出，这些团簇均展现半导体性质。
From the figures of their density of states (DOS), we can find that these clusters all present semiconductor-like properties.
在掺杂过程中样品有时表现为金属性，有时表现为半导体性质，跟掺杂量有关。
The samples can be either metallic or semiconducting, depending on the amount of intercalted Eu atoms.
所以，研究组成员想出了一个办法，将导电纳米管覆在一聚合体上，这样不仅可以保护电荷，而且还能使油墨完全呈半导体性质。
So instead, the team devised a way to coat the conducting nanotubes in a polymer to protect the electric charge and allow the ink to be purely semiconducting.
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