发明名称 |
Method for fabricating semiconductor device |
摘要 |
A semiconductor device includes a dielectric layer in which zirconium, hafnium, and a IV group element are mixed. A method for fabricating a capacitor includes forming a bottom electrode, forming the dielectric layer and forming a top electrode over the dielectric layer. |
申请公布号 |
US9058984(B2) |
申请公布日期 |
2015.06.16 |
申请号 |
US201414268576 |
申请日期 |
2014.05.02 |
申请人 |
SK Hynix Inc. |
发明人 |
Lee Kee-Jeung;Hong Kwon;Park Kyung-Woong;Ahn Ji-Hoon |
分类号 |
H01L29/72;H01L21/02;C23C16/04;C23C16/455;C23C16/56;H01L49/02;H01L27/108 |
主分类号 |
H01L29/72 |
代理机构 |
IP & T Group LLP |
代理人 |
IP & T Group LLP |
主权项 |
1. A method for fabricating a semiconductor device, comprising:
forming a dielectric layer in which zirconium, hafnium, and a IV group element are mixed, wherein the dielectric layer includes a ZrHfCeO layer and has a dielectric constant of 50 to 60. |
地址 |
Gyeonggi-do KR |