| Publication | Date of Publication | Type |
|---|
| Calogero-like model without rearrangement symmetry | 2023-12-21 | Paper |
| Three alternative model-building strategies using quasi-Hermitian time-dependent observables | 2023-08-15 | Paper |
| Zig-zag-matrix algebras and solvable quasi-Hermitian quantum models | 2023-08-03 | Paper |
| Quasi-Hermitian formulation of quantum mechanics using two conjugate Schr\"{o}dinger equations | 2023-06-21 | Paper |
| Non-stationary non-Hermitian "wrong-sign quantum oscillators and their meaningful physical interpretation | 2023-04-14 | Paper |
| Composite quantum Coriolis forces | 2023-03-07 | Paper |
| Comment on ‘The operational foundations of PT-symmetric and quasi-Hermitian quantum theory’ | 2023-02-24 | Paper |
| Non-stationary quantum mechanics in hybrid non-Hermitian interaction representation | 2023-02-16 | Paper |
| Non-stationary quantum mechanics in hybrid non-Hermitian interaction representation | 2023-01-15 | Paper |
| Hybrid form of quantum theory with non-Hermitian Hamiltonians | 2023-01-13 | Paper |
| Systematics of quasi-Hermitian representations of non-Hermitian quantum models | 2023-01-11 | Paper |
| Comment on 'The operational foundations of PT-symmetric and quasi-Hermitian quantum theory' | 2023-01-03 | Paper |
| Which metrics are consistent with a given pseudo-hermitian matrix? | 2022-12-08 | Paper |
| Hybrid form of quantum theory with non-Hermitian Hamiltonians | 2022-11-19 | Paper |
| Interference of non-Hermiticity with Hermiticity at exceptional points | 2022-08-30 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5097651 | 2022-08-25 | Paper |
| Arnold's potentials and quantum catastrophes. II | 2022-06-14 | Paper |
| Feasibility and method of multi-step Hermitization of crypto-Hermitian quantum Hamiltonians | 2022-03-05 | Paper |
| Confluences of exceptional points and a systematic classification of quantum catastrophes | 2022-02-05 | Paper |
| Quantum mechanics using two auxiliary inner products | 2021-11-16 | Paper |
| Which Metrics Are Consistent with a Given Pseudo-Hermitian Matrix? | 2021-11-07 | Paper |
| Passage through exceptional point: case study | 2021-10-29 | Paper |
| Unitary unfoldings of a Bose–Hubbard exceptional point with and without particle number conservation | 2021-10-29 | Paper |
| Quantum mechanics using two auxiliary inner products | 2021-10-23 | Paper |
| Avoided level crossings in quasi-exact approach | 2021-10-11 | Paper |
| Anomalous mechanisms of the loss of observability in non-Hermitian quantum models | 2021-09-20 | Paper |
| Bose-Einstein condensation processes with nontrivial geometric multiplicites realized via ${\cal PT}-$symmetric and exactly solvable linear-Bose-Hubbard building blocks | 2021-08-16 | Paper |
| An explicitly solvable model of the spontaneous PT-symmetry breaking | 2021-07-14 | Paper |
| Solvable relativistic quantum dots with vibrational spectra | 2021-07-14 | Paper |
| Bifurcations of thresholds in essential spectra of elliptic operators under localized non‐Hermitian perturbations | 2021-07-02 | Paper |
| Exceptional points and domains of unitarity for a class of strongly non-Hermitian real-matrix Hamiltonians | 2021-06-02 | Paper |
| Avoided level crossings in quasi-exact approach | 2021-04-25 | Paper |
| Quantum phase transitions mediated by clustered non-Hermitian degeneracies | 2021-02-24 | Paper |
| Paths of unitary access to exceptional points | 2021-01-25 | Paper |
| Non-Hermitian N-state degeneracies: unitary realizations via antisymmetric anharmonicities | 2020-10-28 | Paper |
| Quantum phase transitions in nonhermitian harmonic oscillator | 2020-08-10 | Paper |
| Perturbation theory near degenerate exceptional points | 2020-08-02 | Paper |
| Polynomial potentials and coupled quantum dots in two and three dimensions | 2020-05-13 | Paper |
| Supersymmetry and exceptional points | 2020-05-09 | Paper |
| Arnold's potentials and quantum catastrophes | 2020-03-16 | Paper |
| On Some Aspects of Unitary Evolution Generated by Non-Hermitian Hamiltonians | 2019-12-03 | Paper |
| Schrödinger equations with logarithmic self-interactions: from antilinear \(\mathcal{PT}\)-symmetry to the nonlinear coupling of channels | 2019-11-13 | Paper |
| Non-Hermitian coupled cluster method for non-stationary systems and its interaction-picture reinterpretation | 2019-08-10 | Paper |
| Generalized Bose-Hubbard Hamiltonians exhibiting a complete non-Hermitian degeneracy | 2019-05-29 | Paper |
| Multi-well log-anharmonic oscillators | 2019-04-29 | Paper |
| The minimally anisotropic metric operator in quasi-Hermitian quantum mechanics | 2019-02-27 | Paper |
| Log-anharmonic oscillator and its large-N solution | 2018-12-20 | Paper |
| Hermitian-non-Hermitian interfaces in quantum theory | 2018-12-17 | Paper |
| Mathematical and Physical Meaning of the Crossings of Energy Levels in $${\mathscr {PT}}$$ PT -Symmetric Systems | 2018-11-20 | Paper |
| Quantization of Big Bang in Crypto-Hermitian Heisenberg Picture | 2018-11-20 | Paper |
| Broken Hermiticity phase transition in Bose-Hubbard model | 2018-10-12 | Paper |
| Complex symmetric Hamiltonians and exceptional points of order four and five | 2018-08-22 | Paper |
| Two patterns of \(\mathcal{PT}\)-symmetry breakdown in a non-numerical six-state simulation | 2018-06-27 | Paper |
| Hermitian--to--quasi-Hermitian quantum phase transitions | 2018-04-10 | Paper |
| Non-self-adjoint Schrödinger operators with nonlocal one-point interactions | 2018-02-20 | Paper |
| Parity-time symmetry and the toy models of gain-loss dynamics near the real Kato's exceptional points | 2017-10-23 | Paper |
| Non-Hermitian interaction representation and its use in relativistic quantum mechanics | 2017-10-16 | Paper |
| Bound states emerging from below the continuum in a solvable PT-symmetric discrete Schroedinger equation | 2017-07-06 | Paper |
| On eigenvalues of a $ \mathscr{P\!T}$-symmetric operator in a thin layer | 2017-06-30 | Paper |
| Symmetrized quartic polynomial oscillators and their partial exact solvability | 2017-06-14 | Paper |
| Non-Hermitian Heisenberg representation | 2017-06-07 | Paper |
| Solvable quantum lattices with nonlocal non-Hermitian endpoint interactions | 2017-05-12 | Paper |
| The Coulomb potential and the paradoxes of PT symmetrization | 2017-04-28 | Paper |
| Branched Hamiltonians for a class of Velocity Dependent Potentials | 2017-01-09 | Paper |
| Symmetrized exponential oscillator | 2016-12-12 | Paper |
| One-dimensional Schrödinger equation with non-analytic potentialV(x)= −${g}^{2}$ exp (− ∣x∣) and its exact Bessel-function solvability | 2016-11-24 | Paper |
| The problem of coexistence of several non-Hermitian observables in PT-symmetric quantum mechanics | 2016-10-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2822611 | 2016-09-30 | Paper |
| Markov constant and quantum instabilities | 2016-08-10 | Paper |
| Displaced harmonic oscillator $V\sim \min \,[(x+d)^2,(x-d)^2$ as a benchmark double-well quantum model] | 2016-07-05 | Paper |
| Morse potential, symmetric Morse potential and bracketed bound-state energies | 2016-06-13 | Paper |
| Smeared quantum lattices exhibiting 𝒫𝒯-symmetry with positive 𝒫 | 2016-06-13 | Paper |
| Exploring branched Hamiltonians for a class of nonlinear systems | 2016-05-27 | Paper |
| Multiply degenerate exceptional points and quantum phase transitions | 2016-01-13 | Paper |
| $\mathcal{P}\mathcal{T}$-symmetric model with an interplay between kinematical and dynamical non-localities | 2015-05-27 | Paper |
| The large-\(g\) observability of the low-lying energies in the strongly singular potentials \(V(x)=x^2+g^2/x^6\) after their \(\mathcal PT\)-symmetric regularization | 2015-01-22 | Paper |
| Solvable non-Hermitian discrete square well with closed-form physical inner product | 2014-12-16 | Paper |
| Quantum star-graph analogues of PT-symmetric square wells. II: Spectra | 2014-11-14 | Paper |
| Three solvable matrix models of a quantum catastrophe | 2014-10-08 | Paper |
| Is PT-symmetric quantum theory false as a fundamental theory? | 2014-04-06 | Paper |
| Solvable model of quantum phase transitions and the symbolic-manipulation-based study of its multiply degenerate exceptional points and of their unfolding | 2014-04-03 | Paper |
| The coupled-cluster approach to quantum many-body problem in a three-Hilbert-space reinterpretation | 2013-11-25 | Paper |
| Quantum catastrophes: a case study | 2013-04-05 | Paper |
| Open problems: Matrix Hamiltonians with a chance of being complex symmetric | 2013-03-28 | Paper |
| A generalized family of discrete PT-symmetric square wells | 2013-02-07 | Paper |
| The Dynamical Problem for a Non Self-adjoint Hamiltonian | 2012-12-06 | Paper |
| The crypto-Hermitian smeared-coordinate representation of wave functions | 2012-12-04 | Paper |
| Decays of degeneracies in \(\mathcal PT\)-symmetric ring-shaped lattices | 2012-12-04 | Paper |
| Construction of a unique metric in quasi-Hermitian quantum mechanics: nonexistence of the charge operator in a \(2\times2\) matrix model | 2012-10-18 | Paper |
| A return to observability near exceptional points in a schematic \(\mathcal P\mathcal T\)-symmetric model | 2012-10-18 | Paper |
| Erratum to: ``Construction of a unique metric in quasi-Hermitian quantum mechanics: nonexistence of the charge operator in a \(2\times2\) matrix model [Phys. Lett. B 640 (2006) 52] | 2012-10-18 | Paper |
| Conditional observability | 2012-10-18 | Paper |
| Discrete quantum square well of the first kind | 2012-07-09 | Paper |
| \(N\)-site-lattice analogues of \(V(x) = \text ix^3\) | 2012-05-04 | Paper |
| Nonlinear pseudo-bosons versus hidden Hermiticity: II. The case of unbounded operators | 2012-04-24 | Paper |
| Topology-controlled spectra of imaginary cubic oscillators in the large-\(\ell \) approach | 2012-04-02 | Paper |
| Quantum inner-product metrics via the recurrent solution of the Dieudonné equation | 2012-03-19 | Paper |
| Schroedinger equations with indefinite effective mass | 2012-01-30 | Paper |
| Asymptotically vanishing -symmetric potentials and negative-mass Schrödinger equations | 2012-01-06 | Paper |
| Scattering along a complex loop in a solvable PT-symmetric model | 2011-12-12 | Paper |
| Nonlinear pseudo-bosons versus hidden Hermiticity | 2011-11-02 | Paper |
| PT-symmetric quantum models living in an auxiliary Pontryagin space | 2011-10-06 | Paper |
| Quantum knots | 2011-09-06 | Paper |
| Classification of the conditionally observable spectra exhibiting central symmetry | 2011-09-02 | Paper |
| Symbolic-Manipulation Constructions of Hilbert-Space Metrics in Quantum Mechanics | 2011-09-02 | Paper |
| Quantum toboggans with two branch points | 2011-07-26 | Paper |
| Planarizable supersymmetric quantum toboggans | 2011-06-17 | Paper |
| Cryptohermitian Hamiltonians on graphs | 2011-05-30 | Paper |
| \(\mathcal{CPT}\)-symmetric discrete square well | 2011-05-30 | Paper |
| Cryptohermitian Hamiltonians on graphs. II: Hermitizations | 2011-05-30 | Paper |
| Quantum Big Bang without fine-tuning in a toy-model | 2011-05-06 | Paper |
| Determination of the domain of the admissible matrix elements in the four-dimensional-symmetric anharmonic model | 2011-04-19 | Paper |
| The horizons of observability in PT-symmetric four-site quantum lattices | 2011-03-21 | Paper |
| An exactly solvable quantum-lattice model with a tunable degree of nonlocality | 2011-03-04 | Paper |
| Gegenbauer-solvable quantum chain model | 2010-11-22 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4932341 | 2010-10-01 | Paper |
| Comment on: ``Solution of the Dirac equation for the Woods-Saxon potential with spin and pseudospin symmetry [Phys. Lett. A 338 (2005) 90] | 2010-09-27 | Paper |
| Anomalous real spectra of non-Hermitian quantum graphs in a strong-coupling regime | 2010-09-13 | Paper |
| Complete set of inner products for a discrete PT-symmetric square-well Hamiltonian | 2010-08-17 | Paper |
| Comment on: ``Comparison of quantal and classical behavior of PT-symmetric systems at avoided crossings by A. Nanayakkara | 2010-06-02 | Paper |
| Cryptohermitian picture of scattering using quasilocal metric operators | 2010-05-17 | Paper |
| Rectifiable PT-symmetric Quantum Toboggans with Two Branch Points | 2010-04-03 | Paper |
| Time-Dependent and/or Nonlocal Representations of Hilbert Spaces in Quantum Theory | 2009-10-07 | Paper |
| Scattering in the {\cal PT} -symmetric Coulomb potential | 2009-08-04 | Paper |
| Three-Hilbert-space formulation of quantum mechanics | 2009-05-21 | Paper |
| Supersymmetric quantum mechanics living on topologically nontrivial Riemann surfaces | 2009-04-15 | Paper |
| Quasi-exact minus-quartic oscillators in strong-core regime | 2008-09-05 | Paper |
| Conditional observability versus self-duality in a schematic model | 2008-08-08 | Paper |
| Discrete {\cal PT} -symmetric models of scattering | 2008-08-01 | Paper |
| Horizons of stability | 2008-07-02 | Paper |
| CONDITIONS FOR COMPLEX SPECTRA IN A CLASS OF ${\mathcal P}{\mathcal T}$ SYMMETRIC POTENTIALS | 2008-06-27 | Paper |
| GENERALIZED CONTINUITY EQUATION AND MODIFIED NORMALIZATION IN PT-SYMMETRIC QUANTUM MECHANICS | 2008-06-27 | Paper |
| SPONTANEOUS BREAKDOWN OF $\mathcal{PT}$ SYMMETRY IN THE SOLVABLE SQUARE-WELL MODEL | 2008-06-27 | Paper |
| The complete menu of eligible metrics for a family of toy Hamiltonians $H \neq H^\dagger$ with real spectra | 2008-06-26 | Paper |
| {\cal PT} -symmetric deformations of Calogero models | 2008-06-09 | Paper |
| Identification of observables in quantum toboggans | 2008-06-09 | Paper |
| Perturbation method for non-square Hamiltonians and its application to polynomial oscillators | 2008-05-21 | Paper |
| \(\mathcal{PT}\)-symmetric quantum toboggans | 2008-05-21 | Paper |
| Linear representation of energy-dependent Hamiltonians | 2008-03-26 | Paper |
| On the role of the normalization factors \(\kappa_n\) and of the pseudo-metric \({\mathcal P}\neq{\mathcal P}^\dag\) in crypto-Hermitian quantum models | 2008-02-27 | Paper |
| Trigonometric identities, angular Schrödinger equations and a new family of solvable models | 2007-12-05 | Paper |
| Construction of \(\mathcal {PT}\)-asymmetric non-hermitian Hamiltonians with CPT symmetry | 2007-12-05 | Paper |
| Tridiagonal {\cal PT} -symmetricN-by-NHamiltonians and a fine-tuning of their observability domains in the strongly non-Hermitian regime | 2007-11-12 | Paper |
| The Coulomb-harmonic oscillator correspondence in \(\mathcal {PT}\) symmetric quantum mechanics | 2007-08-07 | Paper |
| Dynamics of charged fluids and 1/ell perturbation expansions | 2007-07-11 | Paper |
| Maximal couplings in -symmetric chain models with the real spectrum of energies | 2007-07-04 | Paper |
| Solvable PT-symmetric model with a tunable interspersion of nonmerging levels | 2007-05-16 | Paper |
| MHD α2-dynamo, Squire equation and PT-symmetric interpolation between square well and harmonic oscillator | 2007-05-16 | Paper |
| On a few new quantization recipes using \(\mathcal{PT}\)-symmetry | 2007-03-27 | Paper |
| Spiked potentials and quantum toboggans | 2007-02-02 | Paper |
| Mass-sign duality of cubic oscillators | 2006-12-22 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5488837 | 2006-09-25 | Paper |
| Closed formula for the metric in the Hilbert space of a -symmetric model | 2006-08-30 | Paper |
| Matching method and exact solvability of discrete -symmetric square wells | 2006-08-30 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5477021 | 2006-07-20 | Paper |
| Exactly solvable models with -symmetry and with an asymmetric coupling of channels | 2006-05-03 | Paper |
| ${\mathcal{CPT}}$-CONSERVING HAMILTONIANS AND THEIR NONLINEAR SUPERSYMMETRIZATION USING DIFFERENTIAL CHARGE-OPERATORS ${\mathcal C}$ | 2006-05-03 | Paper |
| Coupled-channel version of the PT-symmetric square well | 2006-03-13 | Paper |
| Solvability and -symmetry in a double-well model with point interactions | 2005-08-02 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5462566 | 2005-08-02 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5461636 | 2005-07-26 | Paper |
| Fragile PT-symmetry in a solvable model | 2005-06-30 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4674146 | 2005-05-09 | Paper |
| Relativistic supersymmetric quantum mechanics based on Klein–Gordon equation | 2005-03-30 | Paper |
| Script PScript T-symmetric regularizations in supersymmetric quantum mechanics | 2005-03-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4822817 | 2004-10-25 | Paper |
| The method of Hill determinants in PT-symmetric quantum mechanics | 2004-10-04 | Paper |
| The interplay of supersymmetry and PT symmetry in quantum mechanics: a case study for the Scarf II potential | 2004-06-22 | Paper |
| Solvable simulation of a double-well problem in -symmetric quantum mechanics | 2004-06-10 | Paper |
| Low-lying spectra in anharmonic three-body oscillators with a strong short-range repulsion | 2004-06-10 | Paper |
| Asymptotic solvability of an imaginary cubic oscillator with spikes | 2004-06-09 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4466495 | 2004-06-08 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4455891 | 2004-03-16 | Paper |
| PT-symmetric pseudo-perturbation recipe: an imaginary cubic oscillator with spikes | 2004-02-15 | Paper |
| New exact solutions for polynomial oscillators in large dimensions | 2004-02-06 | Paper |
| On Exact Solvability of Anharmonic Oscillators in Large Dimensions | 2003-10-09 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4430427 | 2003-10-09 | Paper |
| symmetric models in more dimensions and solvable square-well versions of their angular Schr dinger equations | 2003-09-16 | Paper |
| Comment on ``Supersymmetry and singular potentials by Das and Pernice | 2003-06-11 | Paper |
| Numerically inspired new version of degenerate Rayleigh-Schrödinger perturbation theory | 2002-12-17 | Paper |
| The exact bound-state ansaetze as zero-order approximations in perturbation theory. I: The formalism and Padé oscillators | 2002-12-17 | Paper |
| The exact bound-state ansaetze as zero-order approximations in perturbation theory. II: An illustration: \(V(r)= r^2+ fr^2/ (1+gr^2)\) | 2002-12-17 | Paper |
| The spiked harmonic oscillator \(V(r)= r^2+ r^{-4}\) as a challenge to perturbation theory | 2002-12-17 | Paper |
| Spiked and screened oscillators \(V(r)= Ar^2+ B/r^2+ C/r^4+ D/r^6+ F/(1+Gr)^2\) and their elementary bound sates | 2002-12-17 | Paper |
| Non-Hermitian supersymmetry and singular, 𝒫𝒯-symmetrized oscillators | 2002-08-15 | Paper |
| Pöschl–Teller paradoxes | 2002-06-11 | Paper |
| Perturbation Theory for Quantum Mechanics in its Hessenberg-Matrix Representation | 2002-02-27 | Paper |
| Comprehensive analysis of conditionally exactly solvable models | 2002-02-26 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2734539 | 2002-01-29 | Paper |
| Anomalous doublets of states in a PT symmetric quantum model | 2001-11-21 | Paper |
| Complex Calogero model with real energies | 2001-07-22 | Paper |
| PT-symmetric square well | 2001-07-10 | Paper |
| Exactly solvable three-body Calogero-type model with translucent two-body barriers | 2001-07-09 | Paper |
| A generalization of the concept of PT symmetry | 2001-06-21 | Paper |
| Perturbation method with triangular propagators and anharmonicities of intermediate strength | 2001-06-19 | Paper |
| Supersymmetry without Hermiticity within \(\mathcal{PT}\) symmetric quantum mechanics | 2001-04-18 | Paper |
| Spiked and 𝒫𝒯-symmetrized decadic potentials supporting elementaryN-plets of bound states | 2001-01-14 | Paper |
| Systematic search for 𝒫𝒯-symmetric potentials with real energy spectra | 2001-01-14 | Paper |
| 𝒫𝒯-symmetrically regularized Eckart, Pöschl-Teller and Hulthén potentials | 2000-12-13 | Paper |
| Quasi-exactly solvable quartic potentials with centrifugal and Coulombic terms | 2000-10-08 | Paper |
| Polynomial oscillators in Heisenberg picture | 2000-08-14 | Paper |
| Shape invariant potentials withcalPcalTsymmetry | 2000-08-13 | Paper |
| Short-range oscillators in a power-series picture | 2000-08-13 | Paper |
| Exact solution for Morse oscillator in \(\mathcal P\mathcal T\)-symmetric quantum mechanics | 2000-07-03 | Paper |
| Perturbed Pöschl-Teller oscillators | 2000-07-03 | Paper |
| Non-Hermitian matrix description of the calPcalT-symmetric anharmonic oscillators | 2000-06-12 | Paper |
| Bound states in the Kratzer plus polynomial potentials and the new form of perturbation theory | 2000-06-07 | Paper |
| Nonlinearized Perturbation Theories | 2000-05-08 | Paper |
| Harmonic oscillator well with a screened Coulombic core is quasi-exactly solvable | 2000-04-27 | Paper |
| \(\mathcal P\mathcal T\)-symmetric harmonic oscillators | 2000-03-08 | Paper |
| The most general iteration scheme for Lippmann-Schwinger-type equations. | 2000-03-07 | Paper |
| Double well model \(V(r)=ar^2+br^4+cr^6\) with \(a<0\) and perturbation method with triangular propagators | 2000-03-07 | Paper |
| One-dimensional Schrödinger equation and its exact representation on a discrete lattice. | 2000-03-07 | Paper |
| Asymmetric bound states via the quadrupled Schrödinger equation. | 2000-03-07 | Paper |
| Minimal relativity and Hulthén potentials | 2000-02-08 | Paper |
| PT symmetric form of the Hulthen potential | 2000-02-07 | Paper |
| An analytic estimate of the number of bound states in the Lennard-Jones potentials | 2000-02-06 | Paper |
| Two-sided estimates of energies and the ``forgotten exactly solvable potential \(V(r)=-a^2r^{-2}+b^2r^{-4}\) | 2000-02-06 | Paper |
| Quantum exotic: a repulsive and bottomless confining potential | 1999-10-05 | Paper |
| A quick perturbative method for Schrödinger equations | 1999-08-19 | Paper |
| Elementary doublets of bound states of the radial Dirac equation | 1999-05-04 | Paper |
| Screened Coulomb potential in a semi-relativistic Pauli - Schrödinger equation | 1999-01-19 | Paper |
| Harmonic oscillations in a quasi-relativistic regime | 1998-11-16 | Paper |
| Jacobi polynomials and bound states | 1998-07-08 | Paper |
| r D oscillators with arbitrary D>0 and perturbation expansions with Sturmians | 1998-06-14 | Paper |
| Bound-state method with elementary-product wavefunctions | 1997-06-16 | Paper |
| Classification of oscillators in the Heisenberg-matrix representation | 1996-07-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4883918 | 1996-07-02 | Paper |
| A generalized Morse asymmetric potential and multiplets of its non-numerical exact bound states | 1996-04-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4325875 | 1995-03-13 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4295459 | 1994-08-30 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3140836 | 1994-04-14 | Paper |
| Padé oscillators and a new formulation of perturbation theory | 1994-02-07 | Paper |
| On the elementary Schrödinger bound states and their multiplets | 1993-04-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3996343 | 1992-09-17 | Paper |
| The generalized continued fractions and potentials of the Lennard-Jones type | 1990-01-01 | Paper |
| Singular anharmonicities and the analytic continued fractions. II. The potentials V(r)=a r2+b r−4+c r−6 | 1990-01-01 | Paper |
| Singular anharmonicities and the analytic continued fractions | 1989-01-01 | Paper |
| On the power-series construction of Schrödinger bound states. II. The effective Hill determinants | 1989-01-01 | Paper |
| Vectorial continued fractions and an algebraic construction of effective Hamiltonians | 1988-01-01 | Paper |
| On the power-series construction of bound states. I. The energies as zeros of the infinite Hill determinants | 1988-01-01 | Paper |
| A simplified fixed-point perturbation theory. I. The method | 1987-01-01 | Paper |
| A simplified fixed-point perturbation theory. II. An application to the first few Pade potentials | 1987-01-01 | Paper |
| Potential V(r)=μr2+νr4and mutual equivalence of the two recent algebraic approaches to Schrodinger equations | 1986-01-01 | Paper |
| The anharmonic oscillator problem: a new algebraic solution | 1985-01-01 | Paper |
| Fixed-point perturbation theory and the potential r2+ λr2/(1+gr2). I. Analysis of convergence | 1984-01-01 | Paper |
| Fixed-point perturbation theory and the potential r2+ λr2/(1+gr2). II. Construction of the solutions | 1984-01-01 | Paper |
| On exact solutions of the Schrodinger equation | 1983-01-01 | Paper |
| The recursion method of a linear operator inversion. III | 1983-01-01 | Paper |
| Continued fractions and the potential models of confinement-reply to a comment | 1983-01-01 | Paper |
| Extended continued fractions and energies of the anharmonic oscillators | 1983-01-01 | Paper |
| Potential r2+λr2/(1+gr2) and the analytic continued fractions | 1983-01-01 | Paper |
| Elementary bound states for the power-law potentials | 1982-01-01 | Paper |
| Soliton-shaped potentials and the generalized power-series method | 1981-01-01 | Paper |
| Analytic solutions of the general anharmonic-oscillator problem | 1981-01-01 | Paper |
| Exact solution of the Schrodinger and Klein-Gordon equations for generalised Hulthen potentials | 1981-01-01 | Paper |
| The recursion method of a linear operator inversion. II | 1978-01-01 | Paper |
| The recursion method of a linear operator inversion | 1976-01-01 | Paper |
