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billly6鐵蟲 (小有名氣)
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[求助]
如何從態(tài)密度圖中得到禁帶寬度
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用Castep算出了態(tài)密度,拷到origin中去,不知道怎么才能知道其禁帶寬度的大小。有的人說對圖求積分即可,但是我求出以下數(shù)據(jù),我又不知道怎么用,希望有人能指點(diǎn)以下,到底怎么才能獲得禁帶寬度呀。 [2012/7/19 10:18:58 "" (2456127.429838)] integ1 Input iy = [Book1]Sheet1!(A,B) baseline = 0 type = 0 (math:Mathematical Area) plot = 0 Output oy = [Book1]Sheet1!(,C"Integrated Y1" ) x1 = -41.869003059741 x2 = 9.2909998440476 i1 = 1 i2 = 2000 area = 220.75501149445 y0 = 34.382020895608 x0 = -3.249471102854 dx = 38.018284612307 謝謝啦。 |
木蟲 (小有名氣)
鐵蟲 (小有名氣)
木蟲 (小有名氣)


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