Green Xenon Posted December 15, 2010 Posted December 15, 2010 (edited) Hi: I'm currently thinking of a hypothetical device that emits a spectrum of EM radiation with a maximum wavelength of 100,000 nm and a minimum wavelength of 3,000 nm -- as well as any and all wavelengths in between. This is known as the Infrared-C -- or IRC -- spectrum The intensities [i.e. photons-per-second-per-square-meter] of light emitted are equal throughout the spectrum, no one wavelength is of greater or less intensity than another. This hypothetical device does not emit any wavelength of EM radiation out side of the IRC range. In addition, the emission of the IR-C light is constant, non-flickering and non-pulsatile. The shape of the panel emitting this radiation is square or rectangular depending on the application. In any case, the panel faces downward from the ceiling -- or other "top" -- of an enclosure and emits the IR-C light downwards. The IR-C light emitted is non-polarized and incoherent. Is it physically-possible to construct such a device? If so, does such a device already exist? If it does, where can I find it? I’m thinking of three applications for this theoretical device. Depending on the intensity, this IR-C could be used simulate a sunbathe, to carbonize human feces [in a septic tank], or to broil food. In the case of the 'sunbathe', the maximum intensity of the IRC light should result in the maximum temperature one can experience without any discomfort or injury to any extent. This IRC light makes you feel like you're basking on the beach when the sun as at its highest point [~ 12:00 pm usually]. For the broiler and waste management [of human excrement], the max. intensity should result in a temperature that’s just high-enough to reach the smoking point [carbonization temperature] of the organic material with the highest smoking point. Substances with carbon and hydrogen will emit smoke when heated to the smoking point. Different organic substances have different smoking points. Many foods taste better with a little bit of smoke. I like my cookies slightly burnt. For basking, this lamp should be on the ceiling of the room it is in and emit downwards to the person inside the room, to give the actual feel of sunbathing. I’m relaxed just thinking about this basking room. For broiling, obviously, the cooking is from the top. Same for carbonizing human digestive waste. The burning is done from the top. In addition, for broiling food and managing human colon waste, all oxygen in the broiler [or septic tank in the case of the latter] is removed to aid in the smoking/carbonization process. Following this, the broiler/septic-system is sealed for air-tightness and the lamps do their work. Unlike for broiling food [where only top of the product is carbonized], the septic tank completely carbonizes all the organic compounds in the feces throughout. Again the IR-C emitting panel is on the top of the septic tank and when the tank is full, the tank has all it’s oxygen removed, the tank is then sealed [for air-tightness], and the IR-C lamp panel turns on to max intensity to convert the waste into smoke and carbon. The septic tank is kept closed and sealed until what used to be crap [literally] cools down to a temperature safe for human handling. Thanks, Green Xenon Edited December 15, 2010 by Green Xenon
Mr Skeptic Posted December 15, 2010 Posted December 15, 2010 Just a quick question... how is this superior to a cheaper and more natural IR source such as pretty much any heating system in use?
John Cuthber Posted December 15, 2010 Posted December 15, 2010 Just a quick answer to "Is it physically-possible to construct such a device?" No Just a quick joke. Never accept a dinner invitation from someone who cooks carrots and pees in the same pot.
Green Xenon Posted December 16, 2010 Author Posted December 16, 2010 Just a quick answer to "Is it physically-possible to construct such a device?" No What makes it impossible?
John Cuthber Posted December 16, 2010 Posted December 16, 2010 The laws of physics. Specifically, it's impossible to stop it emitting other wavelengths because it would always try to act like a black body emitter. In order not to emit at other wavelengths it would have to have zero emittance at those wavelengths. To do that it would need to be a perfect reflector. Nothing's ever perfect. I'd still like to see an answer to Mr Skeptic's question.
Green Xenon Posted December 16, 2010 Author Posted December 16, 2010 (edited) Just a quick question... how is this superior to a cheaper and more natural IR source such as pretty much any heating system in use? It is superior in the sense that it maintains the purity of the IR-C spectrum. Edited December 16, 2010 by Green Xenon
insane_alien Posted December 16, 2010 Posted December 16, 2010 It is superior in the sense that it maintains the purity of the IR-C spectrum. explain why that is a benefit
Green Xenon Posted December 16, 2010 Author Posted December 16, 2010 The laws of physics. Specifically, it's impossible to stop it emitting other wavelengths because it would always try to act like a black body emitter. In order not to emit at other wavelengths it would have to have zero emittance at those wavelengths. To do that it would need to be a perfect reflector. Nothing's ever perfect. What is the closest possible device to the hypothetical one I'm describing? explain why that is a benefit Wavelengths outside of the IR-C spectrum are dangerous at the intensities required to have a heating effect. At frequencies lower than IR-C, the radiation starts to resemble RF which can heat internal body tissues to unhealthy -- and potentially hazardous -- temperatures. At frequencies higher than IR-C, there are also unhealthy effects. For example, IR-B can cause aqueous flare in the eyes. IR-A can damage the retina similar to wavelengths of visible light at the high intensities needed for warming the skin.
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