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Mitchell, Andrew K., Becker, Michael and Bulla, Ralf (2011). Real-space renormalization group flow in quantum impurity systems: Local moment formation and the Kondo screening cloud. Phys. Rev. B, 84 (11). COLLEGE PK: AMER PHYSICAL SOC. ISSN 1098-0121
Mitchell, Andrew K. and Bulla, Ralf (2015). Validity of the local self-energy approximation: Application to coupled quantum impurities. Phys. Rev. B, 92 (15). COLLEGE PK: AMER PHYSICAL SOC. ISSN 1550-235X
Mitchell, Andrew K., Galpin, Martin R., Wilson-Fletcher, Samuel, Logan, David E. and Bulla, Ralf (2014). Generalized Wilson chain for solving multichannel quantum impurity problems. Phys. Rev. B, 89 (12). COLLEGE PK: AMER PHYSICAL SOC. ISSN 1550-235X
Mitchell, Andrew K., Vojta, Matthias 
ORCID: 0000-0002-5740-831X, Bulla, Ralf and Fritz, Lars
(2013).
Quantum phase transitions and thermodynamics of the power-law Kondo model.
Phys. Rev. B, 88 (19).
COLLEGE PK:
AMER PHYSICAL SOC.
ISSN 1550-235X