Keywords: black body radiation, infrared, thermal radiation
All bodies emit radiation. So why don't we all shine in the dark?
Thermal radiation is a crucial part of our macro and micro environments. Although invisible to the eye it can be measured and imaged.Read More...
|6 years 41 weeks ago|
Keywords: emissivity, thermal radiation
How do you tell the difference between low-E and regular glass?
With a cheap IR thermometer, low-E glass can be easily distinguished from the normal variety.Read More...
|4 years 28 weeks ago|
|Heat Balance in the Human Body||
Keywords: calories, energy, energy use, evaporation, metabolic rate, power, sweat, thermal radiation, thinking
How much energy does our body use? How do we keep cool when it is really hot out? Can we justify eating more when studying?
Treating the human body as a thermodynamic system, with food energy going in and heat flow due to radiation, convection, evaporation and conduction, we can see how we can maintain a constant core temperature in a huge variety of environmental conditions.Read More...
|6 years 32 weeks ago|