File:Emissive Power.svg
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Original file (SVG file, nominally 676 × 474 pixels, file size: 62 KB)
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This is a file from the Wikimedia Commons. The description on its description page there is shown below.
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Summary
| Description |
English: Power emitted by a black body with emissivity equals to one and an area of 1 squared meter.
Español: Potencia emitida por un cuerpo negro con emisividad igual a la unidad y un área de 1 metro cuadrado. |
| Date | |
| Source | Own work |
| Author | Nicoguaro |
| Other versions |
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| SVG development |  This plot was created with Matplotlib. |
| Source code | Python codeimport numpy as np
import matplotlib.pyplot as plt
from matplotlib import rcParams
rcParams['font.size'] = 16
rcParams['font.family'] = 'serif'
# Colors
red = '#e41a1c'
blue = '#377eb8'
green = '#4daf4a'
purple = '#984ea3'
# Data
sigma = 5.670373e-8
area = 1
emissivity = 1
T = np.linspace(0, 400)
P = lambda T: sigma * area * emissivity * T**4
# First plot
fig = plt.figure(figsize=(8, 5))
ax1 = fig.add_subplot(111)
plt.plot(T, P(T), lw=2, color='black')
plt.grid(b=True, ls='--', alpha=0.4)
plt.xlabel(r"$T$ (K)")
plt.ylabel(r"$P$ (W/m$^2$)")
# Annotations
plt.plot(273.15, P(273.15), 'o', color=blue, ms=10)
plt.text(240, P(273.15), 'Ice', color=blue, va='center')
plt.plot(293.15, P(293.15), 'o', color=green, ms=10)
plt.text(300, P(293.15), 'Room\ntemperature', color=green, va='top')
plt.plot(310.15, P(310.15), 'o', color=purple, ms=10)
plt.text(220, P(310.15) + 10, 'Body\ntemperature', color=purple, va='bottom')
plt.plot(373.15, P(373.15), 'o', color=red, ms=10)
plt.text(320, P(373.15), 'Boiling\nwater', color=red)
# Second axis
ax2 = ax1.twiny()
ax2.set_xlim([-273.15, 126.85])
plt.xlabel(r"$T$ ($^\circ$C)")
plt.savefig('Emissive_Power.svg', bbox_inches='tight')
plt.show()
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Licensing
I, the copyright holder of this work, hereby publish it under the following license:
This file is licensed under the Creative Commons Attribution 4.0 International license.
- You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 10:32, 26 June 2016 | 676 × 474 (62 KB) | Nicoguaro | User created page with UploadWizard |
File usage
The following page uses this file:
