3 problems

Partial-screening conjecture. A positive impurity contribution to the spinon density of states corresponds to partial screening of the impurity.

The symplectic Kondo effect is a Kondo effect with symplectic symmetry $\operatorname{Sp}(2k)$, implemented using conventional s-wave superconductivity coupled to an array of reson…

Kondo-cloud ground-state ansatz. The ground state has the form