Photomagnetic Effect: Can It Be Achieved at Room Temp?

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Discussion Overview

The discussion centers on the photomagnetic effect and its feasibility at room temperature. Participants explore the existence of materials that exhibit this effect and inquire about related phenomena, such as the magneto-optic effect.

Discussion Character

  • Exploratory
  • Technical explanation
  • Conceptual clarification

Main Points Raised

  • One participant expresses difficulty in finding materials that exhibit the photomagnetic effect and questions its possibility at room temperature, referencing a claim about its occurrence at -259 degrees Celsius.
  • Another participant introduces the magneto-optic effect, specifically mentioning the Faraday effect, which involves the rotation of the plane of polarization in relation to a magnetic field.
  • A follow-up question seeks clarification on whether the magneto-optic effect involves light inducing a magnetic field in a material at normal temperatures.
  • A participant reiterates their search for information on the photomagnetic effect and requests a link to the low-temperature article mentioned earlier.
  • A link to a new article is provided, although it does not pertain to the specific low-temperature claim.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the existence of photomagnetic materials at room temperature, and multiple viewpoints regarding the relationship between light and magnetic fields remain. The discussion is unresolved.

Contextual Notes

There are limitations in the discussion regarding the definitions of photomagnetic and magneto-optic effects, as well as the specific conditions under which these phenomena may occur. The search for materials exhibiting these effects at room temperature is ongoing.

Young Learner
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I have a fair bit of idea about photo magnetic effect. But, after several hours of googling I am not able to find a material which exhibits photomagnetic effect. I just wanted to know if photomagnetic effect is possible in normal room temperature conditions, because I came across a thread saying photomagnetic effect is possible at -259 degree Celsius.
 
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What you are looking is called a magneto-optic effect. In particular, the Faraday effect
... causes a rotation of the plane of polarization which is linearly proportional to the component of the magnetic field in the direction of propagation.
 
Thanks for the reply
Is Magneto-Optic effect is a phenomenon where light passed through a material produces magnetic field?. I just wanted to know about a material which should produce a magnetic field when light is passed through it in normal temperature surroundings.
 
Young Learner said:
I have a fair bit of idea about photo magnetic effect. But, after several hours of googling I am not able to find a material which exhibits photomagnetic effect. I just wanted to know if photomagnetic effect is possible in normal room temperature conditions, because I came across a thread saying photomagnetic effect is possible at -259 degree Celsius.

Young Learner said:
Thanks for the reply
Is Magneto-Optic effect is a phenomenon where light passed through a material produces magnetic field?. I just wanted to know about a material which should produce a magnetic field when light is passed through it in normal temperature surroundings.

Could you post a link to the low-temperature article?
 
I was not able to find the -259 degree Celsius link but the link which I have mentioned below is a new one.
http://ieeexplore.ieee.org/xpl/login.jsp?tp=&arnumber=1066522&url=http%3A%2F%2Fieeexplore.ieee.org%2Fiel5%2F20%2F22905%2F01066522.pdf%3Farnumber%3D1066522
 

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