Ka Ming Tam

 

Publications

Dynamical Mean Field Theory

• Beyond quantum cluster theories: multiscale approaches for strongly correlated systems, H.F. Fotso, K.-M. Tam, J. Moreno, Quantum Science and Technology 7 (3), 033001  
• Nonequilibrium DMFT+CPA for correlated disordered systems, E. Dohner, H. Terletska, K.-M. Tam, J. Moreno, H.F. Fotso , Physical Review B 106 (19), 195156 

Functional Renormalization Group 

• Phonon-induced instabilities in correlated electron Hamiltonians, N.K. Yirga, K.-M. Tam, D.K. Campbell, Physical Review B 107 (23), 235120 
• Retardation effects in the Holstein-Hubbard chain at half filling, K.-M. Tam, S.W. Tsai, D.K. Campbell, A.H.C. Neto, Physical Review B 75 (16), 161103 
• Functional renormalization group analysis of the half-filled one-dimensional extended Hubbard model, K.-M. Tam, S.-W. Tsai, D.K. Campbell , Physical review letters 96 (3), 036408 

Numerical Methods for Random Disordered Systems and Spin Glasses 

• Ab initio approaches to high-entropy alloys: a comparison of CPA, SQS, and supercell methods, M. Karabin, W. R. Mondal, A. Östlin, W.-G. D. Ho, V. Dobrosavljevic, K.-M. Tam, H. Terletska, L. Chioncel, Y. Wang, M. Eisenbach, Journal of Materials Science 57 (23), 10677 
• Origin of localization in Ti-doped Si, Y. Zhang, R. Nelson, K.-M. Tam, W. Ku, U. Yu, N. S. Vidhyadhiraja, H. Terletska, J. Moreno, M. Jarrell, T. Berlijn, Physical Review B 98 (17), 174204 
• Real Space Quantum Cluster Formulation for the Typical Medium Theory of Anderson Localization, K.-M. Tam, H. Terletska, T. Berlijn, L. Chioncel, J. Moreno, Crystals 11 (11), 1282 
• Dynamical mean-field theory of the Anderson-Hubbard model with local and nonlocal disorder in tensor formulation, A. Weh, Y. Zhang, A. Östlin, H. Terletska, D. Bauernfeind, K.-M. Tam, H. G. Evertz, K. Byczuk, D. Vollhardt, L. Chioncel, Physical Review B 104 (4), 045127 
• Local density of the bose-glass phase, K. Hettiarachchilage, C. Moore, V.G. Rousseau, K.-M. Tam, M. Jarrell, J. Moreno, Physical Review B 98 (18), 184206 
• Spin-Glass Transition at Nonzero Temperature in a Disordered Dipolar Ising System: The Case of LiHoxY1-xF4, K.M. Tam, M.J.P. Gingras, Physical review letters 103 (8), 087202 
• Parallel tempering simulation of the three-dimensional Edwards–Anderson model with compact asynchronous multispin coding on GPU, Y. Fang, S. Feng, K.-M. Tam, Z. Yun, J. Moreno, J. Ramanujam, M. Jarrell, Computer Physics Communications 185 (10), 2467

Machine Learning and Quantum Computing Approaches for Condensed Matter Physics

• Neural network solver for small quantum clusters, N. Walker, S. Kellar, Y. Zhang, K.-M. Tam, J. Moreno, Crystals 12 (9), 1269 
• InfoCGAN classification of 2D square Ising configurations, N. Walker, K.-M. Tam, Machine Learning: Science and Technology 2 (2), 025001 
• Deep learning on the 2-dimensional Ising model to extract the crossover region with a variational autoencoder, N. Walker, K.-M. Tam, M. Jarrell, Scientific reports 10 (1), 13047 
• Detecting Quantum Critical Points of Correlated Systems by Quantum Convolutional Neural Network Using Data from Variational Quantum Eigensolver, N. Wrobel, A. Baul, K.-M. Tam, J. Moreno, Quantum Reports 4 (4), 574-588 
• Quantum Classical Algorithm for the Study of Phase Transitions in the Hubbard Model via Dynamical Mean-Field Theory, A. Baul, H.F. Fotso, H. Terletska, J. Moreno, K.-M. Tam, arXiv preprint arXiv:2308.01392 

Social Physics 

• Effect of mitigation measures on the spreading of COVID-19 in hard-hit states in the US, K.-M. Tam, N. Walker, J. Moreno, PLoS One 15 (11), e0240877 
• Influence of state reopening policies in COVID-19 mortality, K.-M. Tam, N. Walker, J. Moreno, Scientific Reports 12 (1), 1677