By heavily doping, the donors become closer to form a band.
By heavily doping, the donors become closer to form a band.
N doping can significantly shorten the band gap of TiO2.
N doping can significantly shorten the band gap of TiO2.
G-P(Gummel-Poon)<br/>model is used in uniform doping concentration in the base. (<br/>)
G-P(Gummel-Poon)<br/>model is used in uniform doping concentration in the base. (<br/>)
G-P(Gummel-Poon) model is used in uniform doping concentration in the<br/>base. (<br/>)
G-P(Gummel-Poon) model is used in uniform doping concentration in the<br/>base. (<br/>)
Which element is suitable for making p-type Si semiconductor by doping? A: As B: P C: Sb D: B
Which element is suitable for making p-type Si semiconductor by doping? A: As B: P C: Sb D: B
In<br/>the semiconductor, the mobility ( ) with the increase of doping<br/>concentration. A: decreases B: increase C: remain<br/>unchanged
In<br/>the semiconductor, the mobility ( ) with the increase of doping<br/>concentration. A: decreases B: increase C: remain<br/>unchanged
翻译划横线部分：The world anti-doping agency suspended two lifters for doping violation. （anti-doping agency， suspended）
翻译划横线部分：The world anti-doping agency suspended two lifters for doping violation. （anti-doping agency， suspended）
What<br/>is the relationship between the space charge width and doping<br/>concentration.() A: No<br/>relationship B: Proportional C: Inverse proportion D: Exponential
What<br/>is the relationship between the space charge width and doping<br/>concentration.() A: No<br/>relationship B: Proportional C: Inverse proportion D: Exponential
3. Which of the following hypoxia generally has no cyanosis? A: Respiratory insufficiency B: Suffocation C: Tissue oxygen disorder D: Venous blood doping E: Cardiac insufficiency
3. Which of the following hypoxia generally has no cyanosis? A: Respiratory insufficiency B: Suffocation C: Tissue oxygen disorder D: Venous blood doping E: Cardiac insufficiency