文章:PRB. 75, 081404 2007 Role of surface peroxo and superoxo species in the low-temperature oxygen buffering of ceria: Density functional theory calculations.
带电体系的计算只有两句:
(1)Charged adsorbates were simulated by including a uniform compensating background.
(2)中性吸附质的binding energy包括:(气相吸附质能+干净表面能)-吸附质/表面能;带电吸附质的binding energy 也用(气相吸附质能+干净表面能)-吸附质/表面能 来表示,区别在于括号部分用真空层中间放置吸质的slab结构来代替。