| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a power storage device capable of enhancing discharge capacity, or provide a power storage device capable of suppressing deterioration of an electrode, which is caused by repeating charge and discharge. <P>SOLUTION: In a method of producing a power storage device, a crystalline silicon layer including a whisker group in which whiskers are dense is formed on a collector as an active material layer, by the low-pressure chemical vapor-phase growth method using a gas containing silicon as a material gas, and nitrogen or helium as a diluent gas. <P>COPYRIGHT: (C)2012,JPO&INPIT |
