What is kinetic capacitance in superconductors or in solid state in general?

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SUMMARY

Kinetic capacitance in superconductors is a concept derived from the kinetic energy of conducting electrons, analogous to kinetic inductance. It is particularly relevant in the context of quantum phase slip, as introduced by Golubev and Zaikin. This capacitance is characterized by coefficients that possess the dimensions of capacitance within the effective action framework. Understanding kinetic capacitance requires a solid grasp of the underlying physics and mathematical formulations associated with superconductivity.

PREREQUISITES
  • Understanding of superconductivity principles
  • Familiarity with quantum phase slip concepts
  • Knowledge of effective action in theoretical physics
  • Basic grasp of kinetic inductance
NEXT STEPS
  • Research the effective action in superconductors
  • Study the mathematical framework of quantum phase slip
  • Explore the work of Golubev and Zaikin on kinetic capacitance
  • Investigate the relationship between kinetic inductance and capacitance
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Physicists, electrical engineers, and researchers focusing on superconductivity and solid-state physics, particularly those interested in advanced concepts like kinetic capacitance and quantum phase slip.

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What is "kinetic capacitance" in superconductors or in solid state in general?

Hi,

I would appreciate it if anyone could explain to me what "kinetic capacitance" is, particularly in the context of superconductors or solids.

I understand "kinetic inductance" which comes from the kinetic energy of the conducting electrons but can not make the analogy for capacitance.

Thank you!
 
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try looking up 'quantum phase slip' but the math is not for the faint hearted
 


sambristol said:
try looking up 'quantum phase slip' but the math is not for the faint hearted

Thanks, Sambristol! In fact my question on "kinetic capacitance" comes from studying "quantum phase slip". I understand it as a combination of coefficients with the dimension of capacitance in the "effective action" introduced by Golubev and Zaikin; however, I was hoping to get some physical intuition too or at least know the literature it was introduced first.
 

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