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Unveiling the whole from its parts or to see the forest from the trees

Eduardo Janot-Pacheco , Philippe Bendjoya , Carol Alixandre Rosa , Armando Domiciano de Souza , Patrick Cassam-Chenaï , et al.
Memorie della Societa astronomica italiana, 2019, 90 (4), pp.475
Article dans une revue hal-03163045v1
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Frequently Asked Questions on the mean field configuration interaction method. I- Distinguishable degrees of freedom.

Patrick Cassam-Chenaï , Amine Ilmane
Journal of Mathematical Chemistry, 2012, 50 (3), pp.652. ⟨10.1007/s10910-011-9912-6⟩
Article dans une revue istex hal-00614495v1

A Quantum Chemical Definition of Electron-Nucleus Correlation Energy

Patrick Cassam-Chenaï , Bingbing Suo , Wenjian Liu
WATOC 2017, Aug 2017, Munich, Germany. , 2017
Poster de conférence hal-01906882v1
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Improving Guess Geminals for the Geminal Mean Field Configuration Interaction Method

Patrick Cassam-Chenaï , Giovanni Granucci
Chemical Physics Letters, 2007, 450, pp.151. ⟨10.1016/j.cplett.2007.10.107⟩
Article dans une revue hal-00128978v2
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Electrons as an environment for nuclei within molecules: a quantitative assessment of their contribution to a classical-like molecular structure

Patrick Cassam-Chenaï , Edit Mátyus
Theoretical Chemistry Accounts: Theory, Computation, and Modeling, 2021, 140 (159), pp.9
Article dans une revue hal-02948537v4
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Theoretical Study of the Anisotropy Spectra of the Valine Zwitterion and Glyceraldehyde

Jie Su , Bingbing Suo , Patrick Cassam-Chenaï
Journal of Physical Chemistry A, 2020, 124 (34), pp.6824. ⟨10.1021/acs.jpca.0c03034⟩
Article dans une revue hal-02531859v3
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Geometrical constraints to reduce complexity in quantum molecular systems

Thomas Pérez , Patrick Cassam-Chenaï
UCA Complex days 2019, Mar 2019, Nice, France
Poster de conférence hal-02531863v1
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Des fondements théoriques des concepts et méthodes de la chimie quantique à l'analyse et la prédiction d'observations

Patrick Cassam-Chenaï
Physique Quantique [quant-ph]. Université Nice Sophia Antipolis, 2003
HDR tel-00919529v1
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Anharmonic vibrational spectroscopy of polycyclic aromatic hydrocarbons (PAHs)

Giacomo Mulas , Cyril Falvo , Patrick Cassam-Chenaï , Christine Joblin
Journal of Chemical Physics, 2018, 149 (14), ⟨10.1063/1.5050087⟩
Article dans une revue hal-01890989v1
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A Quantum Chemical Definition of Electron-Nucleus Correlation

Patrick Cassam-Chenaï , Bingbing Suo , Wenjian Liu
Theoretical Chemistry Accounts: Theory, Computation, and Modeling, 2017, ⟨10.1007/s00214-017-2081-3⟩
Article dans une revue hal-01184301v3
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A Fast Algorithm for the Construction of Integrity Bases Associated to Symmetry-Adapted Polynomial Representations. Application to Tetrahedral XY4 Molecules

Patrick Cassam-Chenaï , Guillaume Dhont , Frédéric Patras
Journal of Mathematical Chemistry, 2015, pp.58-85. ⟨10.1007/s10910-014-0410-5⟩
Article dans une revue hal-00879715v3

A generalization of the plücker relations

Patrick Cassam-Chenaï
2016
Pré-publication, Document de travail hal-01284508v1
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Rayleigh-Schroedinger perturbation theory generalized to eigen-operators in non-commutative rings

Patrick Cassam-Chenaï
Journal of Mathematical Chemistry, 2011, 49 (4), p. 821-835. ⟨10.1007/s10910-010-9779-y⟩
Article dans une revue istex hal-00506483v1
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Ab initio calculation of the rotational spectrum of methane vibrational ground state

Patrick Cassam-Chenaï , Jacques Liévin
Journal of Chemical Physics, 2012, 136 (17), pp.174309. ⟨10.1063/1.4705278⟩
Article dans une revue hal-00652960v1
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A Comparison of Two Methods for Selecting Vibrational Configuration Interaction Spaces on a Heptatomic System: Ethylene Oxyde

Didier Bégué , Neil Gohaud , Claude Pouchan , Patrick Cassam-Chenaï , Jacques Liévin
Journal of Chemical Physics, 2007, 127, http://dx.doi.org/10.1063/1.2795711. ⟨10.1063/1.2795711⟩
Article dans une revue hal-00151806v1
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An improved lower bound for the maximal length of a multivector

Patrick Cassam-Chenaï
Journal of Mathematical Chemistry, 2018, ⟨10.1007/s10910-018-0947-9⟩
Article dans une revue hal-01635547v2

Geometrical constraints to reduce complexity in quantum molecular systems

Thomas Perez , Patrick Cassam-Chenaï
Complex Days, Académie Systèmes Complexes, Mar 2019, Nice, France
Communication dans un congrès hal-03864663v1
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A Conjecture on Antisymmetrized Geminal Power Wavefunctions

Patrick Cassam-Chenaï
Journal of Mathematical Chemistry, 2023, ⟨10.1007/s10910-023-01522-3⟩
Article dans une revue hal-04188633v2
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Ab initio effective rotational Hamiltonians - A comparative study

Patrick Cassam-Chenaï , Yann Bouret , Michaël Rey , S. A. Tashkun , Andrei Nikitin , et al.
International Journal of Quantum Chemistry, 2012, 112 (9), pp.2201-2220. ⟨10.1002/qua.23183⟩
Article dans une revue istex hal-00588499v2
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Higgs' Hamiltonian

Patrick Cassam-Chenaï
2023
Pré-publication, Document de travail hal-04174729v1
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New ideas to reduce the computational complexity of non-orthogonal geminal methods for strongly-correlated electronic systems

Patrick Cassam-Chenaï
McMaster University – CNRS Workshop, Feb 2018, Hamilton, Canada
Communication dans un congrès hal-03774583v1
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Ritz energy minimization, Weinstein variance minimization and Hilbert subpace projection: an analytical case study

Patrick Cassam-Chenaï
2018
Pré-publication, Document de travail hal-01756443v2
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Anisotropy-guided enantiomeric enhancement in alanine using far-UV circularly polarized light

Cornelia Meinert , Patrick Cassam-Chenaï , Nykola C. Jones , Laurent Nahon , Søren V. Hoffmann , et al.
Origins of Life and Evolution of Biospheres, 2015, 45 (1-2), p1-13. ⟨10.1007/s11084-015-9413-x⟩
Article dans une revue hal-01128966v1

Photonenergy-Controlled Symmetry Breaking with Circularly Polarized Light

Cornelia Meinert , Søren V. Hoffmann , Patrick Cassam-Chenaï , Amanda C. Evans , Chaitanya Giri , et al.
Angewandte Chemie, 2014, 126 (1), pp.214-218. ⟨10.1002/ange.201307855⟩
Article dans une revue istex hal-01075503v1
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Smeared Coulomb potential orbitals: I- Asymptotic expansion

Patrick Cassam-Chenaï , Gilles Lebeau
Journal of Mathematical Chemistry, 2021, ⟨10.1007/s10910-021-01218-6⟩
Article dans une revue hal-01539172v5
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How particles acquire their spin: a Higgs-like mechanism

Patrick Cassam-Chenaï
2012
Pré-publication, Document de travail hal-00874939v1
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Molien generating functions and integrity bases for the action of the SO(3) and O(3) groups on a set of vectors

Guillaume Dhont , Patrick Cassam-Chenaï , Frédéric Patras
Journal of Mathematical Chemistry, 2021, 59, pp.2294-2326
Article dans une revue hal-01222972v5
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Une algèbre pour comprendre les structures électroniques des atomes et des molécules

Patrick Cassam-Chenaï
2012, p. 52-57
Autre publication scientifique hal-00576535v4
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Decoupling electrons and nuclei without the Born-Oppenheimer approximation

Patrick Cassam-Chenaï , Bingbing Suo , Wenjian Liu
Physical Review, 2015, A: atomic, molecular, and optical physics, 92, pp.012502. ⟨10.1103/PhysRevA.92.012502⟩
Article dans une revue hal-00804101v4
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The Electronic Mean-Field Configuration Interaction method: III- the p-orthogonality constraint

Patrick Cassam-Chenaï , Vitaly Rassolov
Chemical Physics Letters, 2010, 487 (1-3), p147-152. ⟨10.1016/j.cplett.2010.01.033⟩
Article dans une revue hal-00424041v2