The infrared-radiation tag has no wiki summary.
0
votes
1answer
39 views
Composition of solar spectrum
I read some where that there are three types of UV and infrared rays namely UV-A, UV-B, UV-C and near infrared, mid infrared and far infrared. Which is the most abundant among the the three in ...
1
vote
1answer
31 views
william herschel discovering infrared problem
when william herschel conducted the experiment of separating white light with a prism and measuring the different colors, he put a thermometer past the red color as a control finding it to pick up the ...
0
votes
1answer
122 views
Can infrared light be sent to long distance?
I need to send infrared light from its emitter to a distance of about 10-12 feet. Is this possible?
2
votes
1answer
99 views
Commercial Infrared lights
I purchased an infrared light. It's a 100 W Philips infrared lightbulb. Says it's infrared, but I haven't done any spectrum analysis so I don't know for sure if it's just red or really infrared.
As I ...
1
vote
4answers
148 views
Is infrared light diffused on walls?
Lamps that produce visible light can light up a whole room because the ceiling and the walls diffuse light. This way, when there is a single lamp in a room, something that is in the shadows is not ...
1
vote
3answers
94 views
What's the physical difference between a convective heater and an infrared heater?
Could someone please explain why there are 2 types of space heaters-- one that is convective and one that is infrared? Why does the first one not radiate and why does the second one not heat the air?
...
3
votes
1answer
366 views
How does the aluminium foil do the thermal and WiFi isolation?
Aluminium foil is widely used for thermal isolation. As far as I know it reflects the thermal infrared radiation. Also I've seen a lot of guides about strengthening WiFi signal by putting the ...
1
vote
1answer
240 views
Why does an infrared thermometer display very low temperature when being directed to the outer air?
I'm toying with an infrared thermometer - one which you point onto an object, press the button and it instantly measures the temperature by estimating the infrared radiation from the object. It shows ...
0
votes
1answer
63 views
Does every wavenumber of IR result in a different kind of vibration?
Does every wavenumber of IR result in a different kind of vibration?
If that is true, what if a molecule absorb 2 different wavenumbers (which cause different rocking and symmetrical stretching for ...
0
votes
0answers
77 views
Which viscoelastic material that transparent for Infrared light?
I have to work with viscoelastic materials, since I tried to use a silicone polymer (silly putty) which expect to IR transparent properties, however, IR camera shown the black color (means their ...
2
votes
2answers
328 views
How objects have different color in different lights?
As everybody knows that Black objects are black because almost all the light that falls on them is absorbed into the material. Little or no light is reflected back toward our eyes, therefore we see ...
0
votes
1answer
197 views
Are silicone polymers transparent to infrared light?
I know that silicon and even black plastic bags are transparent to infrared light. What about light-colored silicone polymers (take white or green colors)? Are they transparent to infrared light too? ...
3
votes
2answers
38 views
Particular targets of high angular resolution infrared telescopes
I work in the field of infrared interferometry, specifically instrumentation.
As such, I need to be aware of the science goals of such an instrument. Is there a quick list of important and ...
