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WS2(2H二硫化鎢)

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單晶尺寸:~10mm

水晶結構:六角形

單元格參數 a = b = 0.315nm,c = 1.227nm,α=β= 90°,γ= 120° 

2H-WS2是間接帶隙為?1.3eV的半導體。單層2H-WS2具有直接帶隙。這些層通過范德華相互作用堆疊在一起,并且可以被剝離成薄的2D層。二硫化鎢屬于第VI族過渡金屬二硫屬元素(TMDC)。

2H相WS2晶體具有約0.8-1厘米的典型橫向尺寸,呈六邊形并具有金屬外觀。2H WS2是n型半導體,在室溫下具有約10 14 cm -3的典型電荷載流子密度。


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