Conjugation of creation and annihilation operators - Fock's

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SUMMARY

The discussion focuses on the application of creation and annihilation operators, specifically A_{\vec{k},\lambda}, within the context of second quantization and the Hamiltonian of a Majorana-Lagrangian. The user seeks clarification on the roles of the operators A_{\vec{k},\lambda}^{\star} and A_{\vec{k},\lambda}^{T}, questioning whether A_{\vec{k},\lambda} equals A_{\vec{k},\lambda}^{\star}. The definitions of these operators, including their normal forms, are referenced from Scholarpedia, indicating a need for deeper understanding of their mathematical properties and interactions in Fock space.

PREREQUISITES
  • Understanding of second quantization principles
  • Familiarity with Fock space and its operators
  • Knowledge of Majorana fermions and their Lagrangians
  • Basic grasp of operator algebra in quantum mechanics
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  • Study the properties of Majorana fermions in quantum field theory
  • Learn about the mathematical framework of Fock space operators
  • Explore the implications of operator transposition in quantum mechanics
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Hi,

I'm doing some exercise about second quantization.
In a exercise about spiorial field I have to explicitly write the Hamiltonian of a Majorana-Langrangian, in terms of operators of creation and annihilation: [itex]A_{\vec{k},\lambda}[/itex] that acts on Fock's space.

The point is that during the calculation it is appearing [itex]A_{\vec{k},\lambda}^{\star}[/itex], and [itex]A_{\vec{k},\lambda}^{T}[/itex]. And actually I don't know how these operators act! Does it exits some kind of relation like [itex]A_{\vec{k},\lambda}=A_{\vec{k},\lambda}^{\star}[/itex]?
 
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