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Dane Sabo 2024-09-16 22:25:37 -04:00
parent 5be3c06ad1
commit ed64ddca1b
2 changed files with 54 additions and 10 deletions
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30
NUCE_2100/.ipynb_checkpoints/HW3-checkpoint.ipynb
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@ -121,16 +121,38 @@
"A beam of 2 MeV neutrons is incident on a slab of heavy water (D2O). The total cross sections of deuterium and oxygen at this energy are 2.6 b and 1.6 b, respectively.\n", "A beam of 2 MeV neutrons is incident on a slab of heavy water (D2O). The total cross sections of deuterium and oxygen at this energy are 2.6 b and 1.6 b, respectively.\n",
"\n", "\n",
"### Part A\n", "### Part A\n",
"What is the macroscopic total cross section of D2O at 2 MeV?" "What is the macroscopic total cross section of D2O at 2 MeV?\n",
"\n",
"[Heavy water properties](https://srd.nist.gov/jpcrdreprint/1.555714.pdf)\n",
"\n",
"[Heavy water molar mass](https://www.acs.org/molecule-of-the-week/archive/d/deuterium-oxide.html)"
] ]
}, },
{ {
"cell_type": "code", "cell_type": "code",
"execution_count": null, "execution_count": 3,
"id": "adc08334-42a5-4b84-8d91-c28a877d1ee5", "id": "adc08334-42a5-4b84-8d91-c28a877d1ee5",
"metadata": {}, "metadata": {},
"outputs": [], "outputs": [
"source": [] {
"name": "stdout",
"output_type": "stream",
"text": [
"The macroscopic total cross section of D2O is 2.270e-01 1/cm\n"
]
}
],
"source": [
"d2o_cross_section = (2*2.6+1.6)*1e-24 #cm^2\n",
"d2o_rho = 1.11 #g/cm^3\n",
"d2o_mass = 20.03 #g/mol\n",
"avo_no = 6.023e23 #atoms / mol\n",
"\n",
"N = avo_no * d2o_rho / d2o_mass\n",
"\n",
"d2o_sigma = N * d2o_cross_section\n",
"print(f\"The macroscopic total cross section of D2O is {d2o_sigma:.3e} 1/cm\")"
]
}, },
{ {
"cell_type": "markdown", "cell_type": "markdown",

30
NUCE_2100/HW3.ipynb
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@ -121,16 +121,38 @@
"A beam of 2 MeV neutrons is incident on a slab of heavy water (D2O). The total cross sections of deuterium and oxygen at this energy are 2.6 b and 1.6 b, respectively.\n", "A beam of 2 MeV neutrons is incident on a slab of heavy water (D2O). The total cross sections of deuterium and oxygen at this energy are 2.6 b and 1.6 b, respectively.\n",
"\n", "\n",
"### Part A\n", "### Part A\n",
"What is the macroscopic total cross section of D2O at 2 MeV?" "What is the macroscopic total cross section of D2O at 2 MeV?\n",
"\n",
"[Heavy water properties](https://srd.nist.gov/jpcrdreprint/1.555714.pdf)\n",
"\n",
"[Heavy water molar mass](https://www.acs.org/molecule-of-the-week/archive/d/deuterium-oxide.html)"
] ]
}, },
{ {
"cell_type": "code", "cell_type": "code",
"execution_count": null, "execution_count": 3,
"id": "adc08334-42a5-4b84-8d91-c28a877d1ee5", "id": "adc08334-42a5-4b84-8d91-c28a877d1ee5",
"metadata": {}, "metadata": {},
"outputs": [], "outputs": [
"source": [] {
"name": "stdout",
"output_type": "stream",
"text": [
"The macroscopic total cross section of D2O is 2.270e-01 1/cm\n"
]
}
],
"source": [
"d2o_cross_section = (2*2.6+1.6)*1e-24 #cm^2\n",
"d2o_rho = 1.11 #g/cm^3\n",
"d2o_mass = 20.03 #g/mol\n",
"avo_no = 6.023e23 #atoms / mol\n",
"\n",
"N = avo_no * d2o_rho / d2o_mass\n",
"\n",
"d2o_sigma = N * d2o_cross_section\n",
"print(f\"The macroscopic total cross section of D2O is {d2o_sigma:.3e} 1/cm\")"
]
}, },
{ {
"cell_type": "markdown", "cell_type": "markdown",