Converting Red Light Spectrum to Blue

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  • Thread starter Thread starter Ronie Bayron
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Discussion Overview

The discussion revolves around the concept of converting red light to blue light, exploring various methods and applications. Participants express differing views on the feasibility and clarity of the original question, touching on both theoretical and practical aspects.

Discussion Character

  • Exploratory, Debate/contested, Conceptual clarification

Main Points Raised

  • Some participants mention upconversion as a method for converting red light to blue light, though they note the vagueness of the original question.
  • One participant suggests using a photovoltaic cell to convert red light into electricity, which could then power a blue light source.
  • Another participant proposes the idea of growing plants with red light, then burning them in a power plant to generate electricity for blue light, highlighting the ambiguity of the question.
  • A later reply critiques the speculative nature of the discussion, emphasizing the need for clear constraints to make the conversation meaningful.

Areas of Agreement / Disagreement

Participants express disagreement regarding the clarity and specificity of the original question. There is no consensus on the methods or applications discussed, and the conversation remains unresolved.

Contextual Notes

The discussion lacks specific definitions and constraints regarding the sources of red light and the intended use of blue light, which contributes to the ambiguity of the topic.

Ronie Bayron
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Hi,
Is there any known ways in Physics how to convert Red light to blue?
 
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Upconversion, for example. Your question is very vague. Where does the red light come from and what do you want to do with the blue light?
 
mfb said:
Upconversion, for example. Your question is very vague. Where does the red light come from and what do you want to do with the blue light?
Any possible light source.
 
Does "let the light shine on a photovoltaic cell, use the electricity to operate a source of blue light" count as well?
What about growing plants with red light, burning them in a power plant and operating a light source with it?
You see how vague the question is?
 
mfb said:
Does "let the light shine on a photovoltaic cell, use the electricity to operate a source of blue light" count as well?
What about growing plants with red light, burning them in a power plant and operating a light source with it?
You see how vague the question is?
Can we keep the applications private:smile:. An effortless conversion is always best.
 
Get in a spaceship, travel away from earth, then turn around and travel toward it at high speed.

Sound absurd? Without knowing the constraints, that's all we can do. This type of free-form, idle speculation is not useful. Thread locked.
 
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