WebDec 18, 2001 · We introduce the notion of pseudo-Hermiticityand show that every Hamiltonian with a real spectrum is pseudo-Hermitian. We point out that all the PT … WebSep 10, 2002 · Pseudo-Hermiticity and Generalized PT- and CPT-Symmetries. We study certain linear and antilinear symmetry generators and involution operators associated …
Pseudo-Hermitian quantum mechanics with unbounded metric ope…
WebApr 26, 2024 · A review is given on the foundations and applications of non-Hermitian classical and quantum physics. First, key theorems and central concepts in non-Hermitian linear algebra, including Jordan normal form, biorthogonality, exceptional points, pseudo-Hermiticity, and parity-time symmetry, are delineated in a pedagogical and … WebMar 1, 2024 · spectrum of pseudo-Hermitian Hamiltonian as the strength of Hermiticity-breaking terms turns on. Using general symmetry arguments, we characterize the separate energy levels by a topological Z 2 index which corresponds to the signs 1 of the eigenvalues of pseudo-metric operator ^ in the absence of Hermiticity-breaking terms. dolce mamma restaurant bethlehem
Non-Hermitian quantum mechanics - Wikipedia
WebApr 10, 2024 · Hermitian systems with pseudo-Hermiticity have been of interest, since they give rise to the reality of the eigenspectrum. Special cases being PT -symmetric non-Hermitian systems [32,33], which have been fuelled by various experimental observations including in photonics [34{38], unidirectional invisibility [39], electrical circuits WebOct 12, 2001 · Pseudo-Hermiticity versus PT-Symmetry II: A complete characterizatio n of non-Hermitian Hamiltonians with a real spectrum Ali Mostafazadeh We give a necessary … WebFeb 22, 2024 · We consider a Bogoliubov–de Gennes (BdG) Hamiltonian, which is a non-Hermitian Hamiltonian with pseudo-Hermiticity, for a system of (pseudo) spin-1 / 2 bosons in a honeycomb lattice under the condition that the population difference between the two spin components, i.e., magnetization, is a constant.Such a system is capable of acting as … dolce mamma bethlehem