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International Journal of Theoretical Physics, ISSN 0020-7748, 8/2018, Volume 57, Issue 8, pp. 2426 - 2436
Journal Article
International Journal of Modern Physics C, ISSN 0129-1831, 01/2017, Volume 28, Issue 1, p. 1750005
Taking partial traces (PTrs) for computing reduced density matrices, or related functions, is a ubiquitous procedure in the quantum mechanics of composite... 
Gell Mann matrices | Bloch parametrization | composite systems | Quantum mechanics | reduced density matrix | partial trace | DECOHERENCE | RENORMALIZATION-GROUP | STATES | OPERATIONS | ENTANGLEMENT | DISCORD | SIMULATION | PHYSICS, MATHEMATICAL | QUBIT QUANTUM-SYSTEMS | MONTE-CARLO | FUNCTIONAL THEORY | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | Specific gravity
Journal Article
Journal of Physics A: Mathematical and Theoretical, ISSN 1751-8113, 06/2017, Volume 50, Issue 29, p. 295002
A mixture of two kinds of identical bosons, species 1 with N-1 bosons of mass m(1) and species 2 with N-2 bosons of mass m(2), held in a harmonic potential of... 
Bosonic mixtures | solvable model | Bose-Einstein condensation | reduced density matrices | SYSTEM | PARTICLES | PHYSICS, MULTIDISCIPLINARY | PHYSICS, MATHEMATICAL
Journal Article
Acta Crystallographica Section A, ISSN 2053-2733, 01/2020, Volume 76, Issue 1, pp. 1 - 6
Journal Article
Topics in Current Chemistry, ISSN 0340-1022, 2016, Volume 368, pp. 125 - 184
Journal Article
Theoretical Chemistry Accounts, ISSN 1432-881X, 3/2016, Volume 135, Issue 3, pp. 1 - 8
Journal Article
Molecular Physics, ISSN 0026-8976, 07/2019, Volume 117, Issue 13, pp. 1682 - 1693
The use of one- and two-mode reduced-density matrices (RDM), and , respectively, and in particular the use of their diagonal elements, and , is suggested for... 
vibrational assignment | quantum numbers | Wave-function analysis | one- and two-mode reduced-density matrices | Anharmonicity | Wave functions | Quantum numbers | Vibrational states | Computation | Density
Journal Article
International Journal of Quantum Chemistry, ISSN 0020-7608, 01/2018, Volume 118, Issue 1, pp. e25462 - n/a
Journal Article
Journal of Physics A: Mathematical and Theoretical, ISSN 1751-8113, 10/2014, Volume 47, Issue 41, pp. 415305 - 10
For states of quantum systems of N particles with harmonic interactions we prove that each reduced density matrix rho obeys a duality condition. This condition... 
occupation numbers | duality | harmonic interaction | reduced density matrices | PHYSICS, MULTIDISCIPLINARY | QUANTUM STATES | PHYSICS, MATHEMATICAL | N-REPRESENTABILITY | Harmonics | Matrices (mathematics) | Mathematical analysis | Eigenvalues | Mathematical models | Inverse | Entropy | Density
Journal Article
中国科学:物理学、力学、天文学英文版, ISSN 1674-7348, 2017, Volume 60, Issue 2, pp. 9 - 17
Journal Article
Reports on Mathematical Physics, ISSN 0034-4877, 06/2019, Volume 83, Issue 3, pp. 273 - 292
Let V = ⊗Nk=1Vk be an N-particle Hilbert space, whose individual single-particle space is the one with spin j and dimension d = 2j + 1. Let V(w) be the... 
perfect invariant tensors | constant weight subspace | reduced density matrix | PHYSICS, MATHEMATICAL | QUANTUM | ENTANGLEMENT | Computer science | Error-correcting codes | Atoms | Specific gravity
Journal Article
Computational and Theoretical Chemistry, ISSN 2210-271X, 01/2013, Volume 1003, pp. 71 - 78
[Display omitted] ► Reduced density matrices and cumulants are obtained for multi-determinant wavefunctions. ► Bonding indices may be hierarchically defined... 
Cumulant densities | Chemical bonding | Quantum theory of atoms in molecules | Reduced density matrices | CORRELATED LEVEL | AIM | CHEMISTRY, PHYSICAL | INTERACTING QUANTUM ATOMS | DELOCALIZATION INDEXES | HARTREE-FOCK | AROMATICITY INDEXES | ENERGY DECOMPOSITION SCHEME | ELECTRON LOCALIZATION FUNCTION | AVERAGED FERMI HOLES | PAIR | Quantum theory | Chemical properties
Journal Article
中国科学:物理学、力学、天文学英文版, ISSN 1674-7348, 2017, Volume 60, Issue 2, pp. 1 - 8
The reduced density matrices (RDMs) of many-body quantum states form a convex set. The boundary of low dimensional projections of this convex set may exhibit... 
矩阵几何 | 直纹面 | 物理 | 起源 | 对称性 | 约化密度矩阵 | Ising模型 | 玻色系统 | Classical and Continuum Physics | bosonic system | geometry | Physics, general | ruled surfaces | Physics | Astronomy, Observations and Techniques | reduced density matrices | PHYSICS, MULTIDISCIPLINARY | Atoms | Analysis | Resveratrol | Physics - Quantum Physics
Journal Article
International Journal of Quantum Chemistry, ISSN 0020-7608, 1998, Volume 70, Issue 4‐5, pp. 557 - 570
Through the 3,5‐contracted Schrödinger equation (3,5‐CSchE) quantum energies and 3‐particle reduced density matrices (3‐RDMs) are determined directly without... 
cumulants | N‐representability | electron correlation | reduced density matrices | particle‐hole duality | N-representability | Electron correlation | Particle-hole duality | Reduced density matrices | Cumulants | EIGENVALUES | particle-hole duality | EIGENVECTORS | TERMS | LOWER-ORDER | CHEMISTRY, PHYSICAL | SYSTEMS
Journal Article