Please input the chemical formula
请输入化学式:
(Case sensitive for element names / 元素名区分字母大小写)
* Can't handle with following situations / 无法处理下述表达:
- brackets in bracket / 多重嵌套括号 (CH2(OH)2)2;
- front number e.g. polyhydrate / 前置数字例如水合物 (5H2O)
- fractional number (please use demical) / 请把分数换成小数
Please select/input the charge-carrier ion
and its number:
请选择或输入载流子元素以及转移电荷数:
(Case sensitive for element names / 区分字母大小写)