David J. Fernández C.

1. Equivalent non-rational extensions of the harmonic oscillator, their ladder operators and coherent states
   2022/08/20 by Alonso Contreras-Astorga, Contreras-Astorga, Alonso, David J. Fernández C. +3 · 1 citation
   Physics and Astronomy · Computer Science · #Quantum Mechanics and Non-Hermitian Physics #Quantum chaos and dynamical systems #Quantum Information and Cryptography
2. Group theoretical approach to the intertwined Hamiltonians
   2001/08/01 by José F. Cariñena, Arturo Ramos, David J. Fernández C. +1 · 1 citation
   Mathematics · Physics and Astronomy · #Nonlinear Waves and Solitons #Quantum Mechanics and Non-Hermitian Physics #Quantum chaos and dynamical systems #hep-th #math-ph #math.MP #quant-ph