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[求助]
計(jì)算孔容和平均孔徑的方法
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下面是我所制備材料氮吸附的平均孔徑和孔容的表征結(jié)果，我想知道是用什么方法計(jì)算的 Analysis mode: Standard == Isotherm == Relative Volume @ STP Pressure cc/g 1.29483e-02 15.5723 3.94298e-02 17.4081 6.83241e-02 18.7386 9.62420e-02 19.8718 1.32131e-01 21.2272 1.61044e-01 22.2858 1.89521e-01 23.3483 2.15496e-01 24.2909 2.52934e-01 25.7174 2.80701e-01 26.7792 3.05560e-01 27.7570 3.39148e-01 29.2237 3.71049e-01 30.6297 3.98166e-01 31.9583 4.26690e-01 33.5910 4.60088e-01 35.6654 4.85450e-01 37.5442 5.18135e-01 40.1760 5.46761e-01 42.6639 5.75478e-01 45.2739 6.09276e-01 48.0506 6.40314e-01 50.5704 6.67444e-01 52.6500 6.97867e-01 54.9592 7.27313e-01 57.3557 7.58133e-01 59.9716 7.88633e-01 62.7533 8.23138e-01 66.5709 8.23403e-01 66.9095 8.35543e-01 68.3679 8.62737e-01 72.5728 8.68034e-01 73.7226 8.79265e-01 75.8704 8.94692e-01 79.2938 9.10659e-01 84.9080 9.37402e-01 94.7360 9.38921e-01 96.4226 9.57020e-01 105.1585 9.61919e-01 110.9066 9.74931e-01 126.4261 9.79414e-01 137.0287 9.89398e-01 183.1377 9.80434e-01 165.5315 9.57897e-01 126.5408 9.36805e-01 105.8531 9.03331e-01 89.1359 8.78480e-01 82.5847 8.48419e-01 75.9818 8.14007e-01 70.4740 7.83643e-01 66.6914 7.54185e-01 63.8028 7.20378e-01 61.1391 6.85946e-01 58.6969 6.66968e-01 57.3709 6.44312e-01 55.8918 6.07617e-01 53.4882 5.71864e-01 50.9066 5.41518e-01 48.3278 5.14784e-01 45.4873 4.85941e-01 41.8441 4.53071e-01 37.8183 4.21999e-01 35.0141 3.90077e-01 33.0138 3.58165e-01 31.4046 3.37500e-01 30.4450 2.98338e-01 28.7045 2.66003e-01 27.3595 2.37620e-01 26.1969 2.12323e-01 25.2038 1.78888e-01 23.8762 1.47854e-01 22.6656 1.15512e-01 21.3657 8.53158e-02 20.1048 5.53181e-02 18.7484 4.03031e-02 17.9740 == MBET summary == Slope = 40.275 Intercept = 3.736e-01 Correlation coefficient, r = 0.999937 C constant= 108.805 Surface Area = 85.673 ~s/g == Multi-Point BET == Relative Volume @ STP 1 / [ W((Po/P) - 1) ] Pressure P/Po cc/g 3.94298e-02 17.4081 1.8867e+00 6.83241e-02 18.7386 3.1313e+00 9.62420e-02 19.8718 4.2877e+00 1.32131e-01 21.2272 5.7386e+00 1.61044e-01 22.2858 6.8917e+00 1.89521e-01 23.3483 8.0133e+00 2.15496e-01 24.2909 9.0479e+00 2.52934e-01 25.7174 1.0533e+01 2.80701e-01 26.7792 1.1660e+01 == LangMuir summary == Surface Area = 128.726 ~s/g == Langmuir == P/Po P/Po/W (g/g) 3.94298e-02 1.8123e+00 6.83241e-02 2.9173e+00 9.62420e-02 3.8750e+00 1.32131e-01 4.9804e+00 1.61044e-01 5.7819e+00 1.89521e-01 6.4946e+00 2.15496e-01 7.0981e+00 2.52934e-01 7.8692e+00 2.80701e-01 8.3868e+00 == BJH adsorption summary == Surface Area = 74.094 ~s/g Pore Volume = 0.273 cc/g Pore ^D Dv(^p) = 20.337 ^d == ^G Adsorption == Radius Pore Volume Pore Surf dV(r) dS(r) dV(logr) dS(logr) Area ? cc/g m?g cc/?g m??g cc/g cc/g 15.5759 2.2633e-03 2.9061e+00 2.4400e-03 3.1331e+00 8.7486e-02 1.1233e+02 16.5643 5.4646e-03 6.7715e+00 3.0513e-03 3.6842e+00 1.1634e-01 1.4047e+02 17.7596 9.7202e-03 1.1564e+01 3.1721e-03 3.5723e+00 1.2966e-01 1.4601e+02 18.9878 1.3945e-02 1.6014e+01 3.7895e-03 3.9915e+00 1.6563e-01 1.7446e+02 20.3370 2.0013e-02 2.1981e+01 3.8321e-03 3.7686e+00 1.7936e-01 1.7639e+02 21.9028 2.5836e-02 2.7298e+01 3.7605e-03 3.4338e+00 1.8958e-01 1.7311e+02 23.5459 3.1945e-02 3.2487e+01 3.5160e-03 2.9865e+00 1.9054e-01 1.6184e+02 25.5827 3.8082e-02 3.7285e+01 2.6271e-03 2.0538e+00 1.5465e-01 1.2090e+02 27.9975 4.3479e-02 4.1140e+01 2.1643e-03 1.5460e+00 1.3943e-01 9.9602e+01 30.5077 4.7711e-02 4.3915e+01 1.6747e-03 1.0979e+00 1.1758e-01 7.7079e+01 33.4362 5.2227e-02 4.6616e+01 1.3562e-03 8.1122e-01 1.0433e-01 6.2404e+01 37.0406 5.6849e-02 4.9112e+01 1.1917e-03 6.4348e-01 1.0155e-01 5.4831e+01 41.4818 6.1744e-02 5.1472e+01 9.7817e-04 4.7161e-01 9.3316e-02 4.4991e+01 47.1343 6.6812e-02 5.3622e+01 8.0439e-04 3.4132e-01 8.7171e-02 3.6989e+01 55.1312 7.4576e-02 5.6439e+01 8.0103e-04 2.9059e-01 1.0142e-01 3.6794e+01 68.2728 8.4914e-02 5.9467e+01 6.2311e-04 1.8254e-01 9.7472e-02 2.8554e+01 81.6014 9.1015e-02 6.0963e+01 6.0606e-04 1.4854e-01 1.1373e-01 2.7875e+01 101.1415 1.0774e-01 6.4270e+01 5.7641e-04 1.1398e-01 1.3331e-01 2.6361e+01 141.0745 1.2845e-01 6.7205e+01 4.0719e-04 5.7727e-02 1.3082e-01 1.8547e+01 214.4265 1.5362e-01 6.9553e+01 2.6261e-04 2.4494e-02 1.2747e-01 1.1889e+01 369.5584 1.9758e-01 7.1932e+01 2.0502e-04 1.1095e-02 1.6945e-01 9.1704e+00 695.5163 2.7274e-01 7.4094e+01 1.7181e-04 4.9406e-03 2.6583e-01 7.6441e+00 == t-Plot Method Micropore Analysis == Thickness Volume @ STP Relative|Pressure (? (cc/g) 3.391480e-01 5.2706e+00 29.224 3.710492e-01 5.4876e+00 30.630 3.981657e-01 5.6780e+00 31.958 4.266896e-01 5.8854e+00 33.591 4.600881e-01 6.1394e+00 35.665 4.854501e-01 6.3418e+00 37.544 5.181350e-01 6.6166e+00 40.176 5.467607e-01 6.8725e+00 42.664 == V-t method summary == Thickness method: DeBoer Slope = 8.438 Intercept = -15.754 Correlation coefficient, r = 0.997473 Micropore volume = 0.000 cc/g Micropore area = 0.000 ~s/g External surface area = 85.673 ~s/g == ^G Desorption == Radius Pore Volume Pore Surf dV(r) dS(r) dV(logr) dS(logr) Area ? cc/g m?g cc/?g m??g cc/g cc/g 15.2244 2.2971e-03 3.0177e+00 2.1590e-03 2.8362e+00 7.5654e-02 9.9385e+01 16.3335 5.9799e-03 7.5272e+00 3.1906e-03 3.9068e+00 1.1995e-01 1.4687e+02 17.5240 1.2590e-02 1.5072e+01 5.3889e-03 6.1503e+00 2.1736e-01 2.4807e+02 18.8526 2.3222e-02 2.6350e+01 7.4319e-03 7.8842e+00 3.2246e-01 3.4209e+02 20.2628 3.2867e-02 3.5870e+01 6.9389e-03 6.8489e+00 3.2362e-01 3.1942e+02 21.6693 3.9979e-02 4.2434e+01 4.9983e-03 4.6133e+00 2.4930e-01 2.3010e+02 23.2827 4.5889e-02 4.7511e+01 3.2762e-03 2.8143e+00 1.7555e-01 1.5080e+02 25.4060 5.1273e-02 5.1749e+01 2.2040e-03 1.7350e+00 1.2884e-01 1.0142e+02 28.1109 5.5854e-02 5.5009e+01 1.5440e-03 1.0985e+00 9.9848e-02 7.1039e+01 30.6589 5.8551e-02 5.6768e+01 1.2669e-03 8.2643e-01 8.9398e-02 5.8318e+01 32.7243 6.0977e-02 5.8251e+01 1.2119e-03 7.4067e-01 9.1289e-02 5.5793e+01 35.8613 6.5266e-02 6.0643e+01 1.0038e-03 5.5983e-01 8.2791e-02 4.6173e+01 40.6372 6.9883e-02 6.2915e+01 8.7462e-04 4.3045e-01 8.1723e-02 4.0221e+01 46.2077 7.5060e-02 6.5156e+01 8.8324e-04 3.8229e-01 9.3848e-02 4.0620e+01 53.0778 8.2018e-02 6.7777e+01 8.8309e-04 3.3275e-01 1.0773e-01 4.0593e+01 63.2931 9.2216e-02 7.1000e+01 8.1249e-04 2.5674e-01 1.1802e-01 3.7294e+01 77.8328 1.0450e-01 7.4156e+01 7.4319e-04 1.9097e-01 1.3269e-01 3.4096e+01 96.6655 1.1641e-01 7.6620e+01 5.6335e-04 1.1656e-01 1.2489e-01 2.5839e+01 134.1913 1.4680e-01 8.1150e+01 5.6377e-04 8.4024e-02 1.7183e-01 2.5609e+01 199.6354 1.8356e-01 8.4832e+01 4.7750e-04 4.7837e-02 2.1675e-01 2.1714e+01 369.5652 2.4940e-01 8.8396e+01 2.5047e-04 1.3555e-02 2.0383e-01 1.1031e+01 707.6379 2.7809e-01 8.9207e+01 6.9409e-05 1.9617e-03 1.0980e-01 3.1034e+00 == Volume/Area summary == Surface Area Data MultiPoint BET 8.567e+01 m?g Langmuir surface area 1.287e+02 m?g BJH method cumulative adsorption surface area 7.409e+01 m?g BJH method cumulative desorption surface area 8.921e+01 m?g DH method cumulative adsorption surface area 7.496e+01 m?g DH method cumulative desorption surface area 9.032e+01 m?g t-method external surface area 8.567e+01 m?g Pore Volume Data Total pore volume for pores with Radius less than 914.27 ?at P/Po = 0.989398 2.833e-01 cc/g BJH method cumulative adsorption pore volume 2.727e-01 cc/g BJH method cumulative desorption pore volume 2.781e-01 cc/g DH method cumulative adsorption pore volume 2.645e-01 cc/g DH method cumulative desorption pore volume 2.701e-01 cc/g HK method cumulative pore volume 3.398e-02 cc/g SF method cumulative pore volume 3.482e-02 cc/g Pore Size Data Average pore Radius 6.613e+01 ? BJH method adsorption pore Radius (Mode Dv(r)) 2.034e+01 ? BJH method desorption pore Radius (Mode Dv(r)) 1.885e+01 ? DH method adsorption pore Radius (Mode Dv(r)) 2.034e+01 ? DH method desorption pore Radius (Mode Dv(r)) 1.885e+01 ? HK method pore Radius (Mode) 1.838e+00 ? SF method pore Radius (Mode) 2.261e+00 ? == Total Pore Volume data == Total Pore Volume Total pore volume = 2.833e-01 cc/g for pores smaller than 914.3 ?(Radius) at P/Po = 0.98940 == Average PoreSize data == Average pore ^D = 6.61303e+01 ? ======================================== MBET summary == Slope = 40.275 Intercept = 3.736e-01 Correlation coefficient, r = 0.999937 C constant= 108.805 Surface Area = 85.673 ~s/g 這個(gè)MBET用的是什么方法？ Total pore volume for pores with Radius less than 914.27 ?at P/Po = 0.989398 2.833e-01 cc/g 這里的孔容的計(jì)算方法？ verage PoreSize data == Average pore ^D = 6.61303e+01 還有這里的平均孔徑？ 求教！ |
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