One phage is specific for the semiconductor gallium arsenide and is insensitive to its close cousin gallium nitride, giving it a power of discrimination that might allow it to detect flaws in chips.

• 例如有一种病毒就对砷化镓半导体具有专一性，但对其近亲氮化镓却毫无反应，这种辨识力或许可用来侦测晶片的瑕疵。