Publications
2019
- T. Chowdhury, A. Rosch, and R. Bulla
Competition between Kondo and Kitaev Physics in Kitaev clusters coupled to a fermionic bath
arXiv:1910.14136.
2018
- C. Wagner, T. Chowdhury, J.H. Pixley, and K. Ingersent
Long-range entanglement near a Kondo-destruction quantum critical point
Phys. Rev. Lett. 121, 147602 (2018).
2017
- M. Cheng, T. Chowdhury, A. Mohammed, and K. Ingersent
Phase boundaries of power-law Anderson and Kondo models: A poor man's scaling study
Phys. Rev. B 96, 045103 (2017).
2016
- N. Kwidzinski and R. Bulla
The classical harmonic chain: solution via Laplace transforms and continued fractions
arXiv:1608.00616.
2015
- A.K. Mitchell and R. Bulla
Validity of the local self-energy approximation: Application to coupled quantum impurities
Phys. Rev. B 92, 155101 (2015). - M. Vojta, R. Bulla and P. Wölfle
Critical quasiparticles in single-impurity and lattice Kondo models
Eur. Phys. J. Special Topics 224, 1127 (2015).
2014
- A.K. Mitchell, M.R. Galpin, S. Wilson-Fletcher, D.E. Logan, and R. Bulla
Generalized Wilson chain for solving multichannel quantum impurity problems
Phys. Rev. B 89, 121105(R) (2014).
2013
- A.K. Mitchell, M. Vojta, R. Bulla, and L. Fritz
Quantum phase transitions and thermodynamics of the power-law Kondo model
Phys. Rev. B 88, 195119 (2013).
2012
- R. Bulla
The Numerical Renormalization Group
Chapter 12 in
Correlated Electrons: From Models to Materials - Lecture Notes of the Autumn School Correlated Electrons 2012
Eva Pavarini, Erik Koch, Frithjof Anders, and Mark Jarrell (eds.), Correlated Electrons: From Models to Materials, Modeling and Simulation, Vol. 2, Verlag des Forschungszentrum Jülich, 2012.
- A.K. Mitchell and E .Sela
Universal low-temperature crossover in two-channel Kondo models
Phys. Rev. B 85, 235127 (2012). - E. Sela and A.K. Mitchell
Local Magnetization in the Boundary Ising Chain at Finite Temperature
J. Phys. Stat. Mech. P04006 (2012). - A.K. Mitchell, E. Sela, and D.E. Logan
Two-channel Kondo physics in two-impurity Kondo models
Phys. Rev. Lett. 108, 086405 (2012).
2011
- A.K. Mitchell, M. Becker, and R. Bulla
Real-space renormalization group flow in quantum impurity systems: Local moment formation and the Kondo screening cloud
Phys. Rev. B 84, 115120 (2011). - A.K. Mitchell, D.E. Logan, and H.R. Krishnamurthy
Two-channel Kondo physics in odd impurity chains
Phys. Rev. B 84, 035119 (2011). - E. Sela, A.K. Mitchell, and L. Fritz
Exact crossover Green function in the two-channel and two-impurity Kondo models
Phys. Rev. Lett. 106, 147202 (2011).
2010
- S. Tornow, R. Bulla, F.B. Anders, and G. Zwicknagl
Multiple-charge transfer and trapping in DNA dimers
Phys. Rev. 82, 195106 (2010).
- R. Bulla
Correlated electrons in a dissipative environment
Eur. Phys. J. Special Topics 180, 153 (2010).
- H.-J. Lee, K. Byczuk, and R. Bulla
Numerical renormalization group for the bosonic single-impurity Anderson model: Dynamics
Phys. Rev. B 82, 054516 (2010).
- M. Vojta, L. Fritz, and R. Bulla
Gate-controlled Kondo screening in graphene: Quantum criticality and electron-hole asymmetry
Europhys. Lett. 90, 27006 (2010).
- M. Vojta, R. Bulla, F. Güttge, and F. Anders
The mass-flow error in the Numerical Renormalization Group method and the critical behavior of the sub-ohmic spin-boson model
Phys. Rev. B 81, 075122 (2010).
- A.K. Mitchell and D.E. Logan
Two-channel Kondo phases and frustration-induced transitions in triple quantum dots
Phys. Rev. B 81, 075126 (2010).
2009
- A. Winter, H. Rieger, M. Vojta, and R. Bulla
The quantum phase transition in the sub-ohmic spin-boson model: Quantum Monte-Carlo study with a continuous imaginary time cluster algorithm
Phys. Rev. Lett. 102, 030601 (2009).
- A.K. Mitchell, T.F. Jarrold, and D.E. Logan
Quantum phase transition in quantum dot trimers
Phys. Rev. B 79, 085124 (2009).
2008
- S. Tornow, R. Bulla, F. B. Anders, and A. Nitzan
Dissipative two-electron transfer: A numerical renormalization group study
Phys. Rev. B 78, 035434 (2008).
- T. Hecht, A. Weichselbaum, J. von Delft, and R. Bulla
Numerical renormalization group calculation of near-gap peaks in spectral functions of the Anderson model with superconducting leads
J. Phys.: Condens. Matter 20, 275213 (2008).
- R. Bulla, S. Tornow, and F. Anders
Electronic Correlations in Electron Transfer Systems
Adv. Solid State Phys. 47, 69 (2008).
- R. Bulla, T.A. Costi, and Th. Pruschke
Numerical renormalization group method for quantum impurity systems
Rev. Mod. Phys. 80, 395 (2008).
For a comprehensive list of R. Bulla's publications, click here.