Infrared-frequency rectifying

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SUMMARY

The discussion centers on the potential applications of infrared-frequency rectifying diodes, specifically in the context of nanoscaled thermionic diodes. While the primary application mentioned is in rectifying infrared nanoantennas for thermal energy harvesting, other potential uses include frequency mixers for infrared communications and data multiplexing. However, the consensus is that thermionic diodes are not suitable for this purpose due to their design limitations, such as the heating of both electrodes and issues with transit time. Alternatives in optics and optoelectronics are deemed more effective for these applications.

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  • Understanding of infrared-frequency rectification
  • Knowledge of nanoscaled thermionic diode technology
  • Familiarity with frequency mixers in communications
  • Basic principles of optoelectronics
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  • Research the design and functionality of infrared nanoantennas
  • Explore advancements in optoelectronic devices for infrared applications
  • Study the principles of frequency mixing in infrared communications
  • Investigate alternative diode technologies for high-frequency rectification
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Engineers, researchers, and developers in the fields of optoelectronics, infrared communications, and thermal energy harvesting will benefit from this discussion.

user-000
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What applications (except usage in rectifying infrared nanoantennas for harvesting thermal energy) would find a diode that could rectify AC having infrared frequency?
Could nanoscaled thermionic diodes be used for that?
 
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user-000 said:
What applications (except usage in rectifying infrared nanoantennas for harvesting thermal energy) would find a diode that could rectify AC having infrared frequency?
Frequency mixers for IR communications and data multiplexing.

user-000 said:
Could nanoscaled thermionic diodes be used for that?
No. One side of a thermionic diode is heated, and they have a space between the electrodes. The very small gap between electrodes would result in both electrodes getting hot.
 
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Baluncore said:
Frequency mixers for IR communications and data multiplexing
So, if such diode is designed, will a breakthrough or a major progress be reached in these areas?
 
user-000 said:
So, if such diode is designed, will a breakthrough or a major progress be reached in these areas?
Probably not.
There are many ways of doing the same thing with optics or optoelectronics.
 
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Thermionic diodes were tried for the lower microwave bands, mainly for measurement equipment, but were very insensitive. The main issue is transit time.
 

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