The channel lateral pocket or halo region of NMOSFET characterized by interface state R G current of a forward gated diode has been investigated numerically for the first time.The result of numerical analysis demons...The channel lateral pocket or halo region of NMOSFET characterized by interface state R G current of a forward gated diode has been investigated numerically for the first time.The result of numerical analysis demonstrates that the effective surface doping concentration and the interface state density of the pocket or halo region are interface states R G current peak position dependent and amplitude dependent,respectively.It can be expressed quantitatively according to the device physics knowledge,thus,the direct characterization of the interface state density and the effective surface doping concentration of the pocket or halo becomes very easy.展开更多
目的引导骨再生(guided bone regeneration,GBR)技术是解决种植体周围骨损伤缺的有效方法,文中通过临床回顾性研究,评价GBR术同期牙种植对美学区种植体周软组织的影响。方法选取45名患者共60颗(其中基于GBR后种植30颗,常规种植30颗)负重...目的引导骨再生(guided bone regeneration,GBR)技术是解决种植体周围骨损伤缺的有效方法,文中通过临床回顾性研究,评价GBR术同期牙种植对美学区种植体周软组织的影响。方法选取45名患者共60颗(其中基于GBR后种植30颗,常规种植30颗)负重1年的种植体进行临床病历回顾,在术后的3个时间点(种植体暴露口腔后1个月为T1,完成永久修复体之后为T2,以及功能负荷1年后为T3,分别记录了各组种植体的牙周探诊深度和龈乳头指数,分析行GBR术对前牙种植的牙周指数有无影响。结果对比3个时间点2组临床资料牙周探诊指数的变化,GBR组:T1(2.11±0.68)mm,T2(2.13±0.70)mm,T3(2.31±0.84)mm;常规种植组:T1(2.08±0.71)mm,T2(2.15±0.70)mm,T3(2.27±0.84)mm,2组间差异无统计学意义(P>0.05)。龈乳头指数的2组频数分布差异也无统计学意义(P>0.05)。结论 GBR术对美学区牙种植体周牙龈未发现明显影响。展开更多
文摘The channel lateral pocket or halo region of NMOSFET characterized by interface state R G current of a forward gated diode has been investigated numerically for the first time.The result of numerical analysis demonstrates that the effective surface doping concentration and the interface state density of the pocket or halo region are interface states R G current peak position dependent and amplitude dependent,respectively.It can be expressed quantitatively according to the device physics knowledge,thus,the direct characterization of the interface state density and the effective surface doping concentration of the pocket or halo becomes very easy.
文摘目的引导骨再生(guided bone regeneration,GBR)技术是解决种植体周围骨损伤缺的有效方法,文中通过临床回顾性研究,评价GBR术同期牙种植对美学区种植体周软组织的影响。方法选取45名患者共60颗(其中基于GBR后种植30颗,常规种植30颗)负重1年的种植体进行临床病历回顾,在术后的3个时间点(种植体暴露口腔后1个月为T1,完成永久修复体之后为T2,以及功能负荷1年后为T3,分别记录了各组种植体的牙周探诊深度和龈乳头指数,分析行GBR术对前牙种植的牙周指数有无影响。结果对比3个时间点2组临床资料牙周探诊指数的变化,GBR组:T1(2.11±0.68)mm,T2(2.13±0.70)mm,T3(2.31±0.84)mm;常规种植组:T1(2.08±0.71)mm,T2(2.15±0.70)mm,T3(2.27±0.84)mm,2组间差异无统计学意义(P>0.05)。龈乳头指数的2组频数分布差异也无统计学意义(P>0.05)。结论 GBR术对美学区牙种植体周牙龈未发现明显影响。