- Dec 24 Mon 2012 19:43
貸30萬 5年後還本貸利加一加多少??
- Dec 24 Mon 2012 19:38
請問誰知道,95學年度夜二技聯招的訊息?
- Dec 24 Mon 2012 19:22
96年桃竹苗四技二專夜校報名問題
- Dec 24 Mon 2012 19:17
X-RAY(Scherer方程式)計算粒徑大小nm問題
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X-RAY(Scherer方程式)計算粒徑大小nm問題
懇請材料高手計算使用XRY儀器分析ZnO粉末X-ray光源:銅靶(λ=0.15418nm)2(theta)=5度至70度得到數據 Pos. [¢X2Th.]Height [cts]FWHM [¢X2Th.]d-spacing [A]Rel. Int. [%]11.21383424.310.16247.89062100.0016.5687349.810.12995.3505410.2222.0890426.090.16244.0242812.4422.5600300.070.16243.941328.7624.8324464.780.19483.5855713.5728.1466565.280.16243.1704516.5130.3600486.530.16242.9441614.2131.0966535.810.16242.8760915.6532.8198773.150.16242.7289122.5833.49261015.090.16242.6756129.6434.4491418.710.22732.6034912.2336.3332140.090.19482.472694.0937.8760535.980.19482.3754415.6541.533980.530.19482.174302.3543.729375.430.12992.070102.2044.7457390.710.19482.0254111.4145.957675.380.19481.974782.2046.370993.640.19481.958142.7347.8389101.390.16241.901432.96使用D=(K).λ / β .cosθK=0.9λ=X光波長θ=繞射角β=繞射峰半高寬求2(theta)各點晶粒大小(nm)??????????????懇請材料高手專家示範解題過程???越詳細越好!!我想對XRD測得粒徑作為比較~~~
- Dec 24 Mon 2012 19:12
警大的放棄程序
- Dec 24 Mon 2012 19:07
!!!!!我網路沒訂到火車票怎麼辦
4144
急!!!!!我網路沒訂到火車票怎麼辦
我9/15必須要東華大學報到我記得是要在前兩周訂好票不料今天我看時9/15的票早就開始訂了結果我剛剛看時已經訂不到票了請問9/15我要怎麼在4點以前到東華大學報到????