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TOPIC: Kondo Effect on wire resistance
#334
11 years 11 months ago
Kondo Effect on wire resistance
I've been doing some reading about the Kondo effect and found it very interesting. There are quite a few papers written over the years that cite this effect. (all the way from super conduction to effects on the Coulomb barrier)
I'm curious if anyone thinks that the Kondo effect is somehow related to the LENR effect that so many of us suspect is real.
en.wikipedia.org/wiki/Kondo_effect
Ron
I'm curious if anyone thinks that the Kondo effect is somehow related to the LENR effect that so many of us suspect is real.
en.wikipedia.org/wiki/Kondo_effect
Ron
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#337
11 years 11 months ago
Kondo Effect on wire resistance
I just read the wikipedia page. It was my very first introduction to the subject. I'm not much of a physicist, but I will contribute anyways.
Very small levels of impurities have significant impacts on various material properties. Very pure silicon is doped with tiny amount of various impurities to create n-type and p-type materials. Controlling these impurities is the basis of a very large and well known technology. \
LENR materials are much more poorly understood. I'm not sure what a property study would look for at this point of the investigation. I do not yet know how to make a gram of the magic material. When we have capabilities to consistently make reproducible batches of metallized goo, we will be closer to moving into optimization of the material's metallurgical, chemical, and physical micro-structure.
The Kondo effect may be important in the future, but my crystal ball is still a bit cloudy. Keep up the search.
jdk
Very small levels of impurities have significant impacts on various material properties. Very pure silicon is doped with tiny amount of various impurities to create n-type and p-type materials. Controlling these impurities is the basis of a very large and well known technology. \
LENR materials are much more poorly understood. I'm not sure what a property study would look for at this point of the investigation. I do not yet know how to make a gram of the magic material. When we have capabilities to consistently make reproducible batches of metallized goo, we will be closer to moving into optimization of the material's metallurgical, chemical, and physical micro-structure.
The Kondo effect may be important in the future, but my crystal ball is still a bit cloudy. Keep up the search.
jdk
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#343
11 years 11 months ago
Kondo Effect on wire resistance
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#346
11 years 11 months ago
Kondo Effect on wire resistance
Yet another interesting article about Kondo.
What a guy.
www.stanford.edu/group/GGG/kondo.html
This one even claims anomalous heat!
Exotic Kondo effects: Two channel Kondo
it has been used to explain phenomena ranging from zero-bias conductance anomalies in metal constrictions [9, 10] to anomalous specific heat of heavy fermion metals [11,12, 13].
What a guy.
www.stanford.edu/group/GGG/kondo.html
This one even claims anomalous heat!
Exotic Kondo effects: Two channel Kondo
it has been used to explain phenomena ranging from zero-bias conductance anomalies in metal constrictions [9, 10] to anomalous specific heat of heavy fermion metals [11,12, 13].
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#347
11 years 11 months ago
Kondo Effect on wire resistance
The papers seem to talk about very low temperatures - 5-30k. There is suggesttion of spin effects and magnetic quantum processes. It seems removed from the nickel hydrogen LENR effects. My background is not quantum oriented, but rather things I can see and measure. I don't see how to create bulk materials with these speccial properties. However, both nickel and atomic hydrogen are both magnetic. All of the discussions of positive LENR activity suggest "non-equilibrium" : temperature spikes, rf spikes, magntic spikes ,ultrasound spikes, etc. are necessary for generation of the effects. I don't understand how these gross "classical" forces can bring about a quantun effect. The connection from the classical to the tiny quantum world is missing for me. I'm eager to learn.
jdk
jdk
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#348
11 years 11 months ago
Kondo Effect on wire resistance
Post was removed since it's reporting only a measurement error from the cell sensors.
Last Edit: 11 years 11 months ago by RonB. Reason: Post was removed since it's reporting only a measurement error from the cell sensors.:(
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#350
11 years 11 months ago
Kondo Effect on wire resistance
It appears that the resistance measurements are computed (via R=E/I) and that when the power levels are very low this breaks down because of inaccuracy of the measurements. This is unfortunate and I think it's sent me down a dark alley.
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