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51
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Small DW, Sundstrom EJ, Head-Gordon M. Restricted Hartree Fock using complex-valued orbitals: A long-known but neglected tool in electronic structure theory. J Chem Phys 2015; 142:024104. [DOI: 10.1063/1.4905120] [Citation(s) in RCA: 24] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
Affiliation(s)
- David W. Small
- Department of Chemistry, University of California, Berkeley, California 94720, USA and Chemical Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - Eric J. Sundstrom
- Department of Chemistry, University of California, Berkeley, California 94720, USA and Chemical Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - Martin Head-Gordon
- Department of Chemistry, University of California, Berkeley, California 94720, USA and Chemical Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
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52
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Tecmer P, Boguslawski K, Ayers PW. Singlet ground state actinide chemistry with geminals. Phys Chem Chem Phys 2015; 17:14427-36. [DOI: 10.1039/c4cp05293e] [Citation(s) in RCA: 27] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
We present the first application of the variationally orbital optimized antisymmetric product of 1-reference orbital geminals (vOO-AP1roG) method to singlet-state actinide chemistry.
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Affiliation(s)
- Paweł Tecmer
- Department of Chemistry and Chemical Biology
- McMaster University
- Canada
| | | | - Paul W. Ayers
- Department of Chemistry and Chemical Biology
- McMaster University
- Canada
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53
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Boguslawski K, Tecmer P, Bultinck P, De Baerdemacker S, Van Neck D, Ayers PW. Nonvariational Orbital Optimization Techniques for the AP1roG Wave Function. J Chem Theory Comput 2014; 10:4873-82. [DOI: 10.1021/ct500759q] [Citation(s) in RCA: 45] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/27/2023]
Affiliation(s)
- Katharina Boguslawski
- Department
of Chemistry and Chemical Biology, McMaster University, 1280 Main
Street West, Hamilton, L8S 4M1 Ontario, Canada
| | - Paweł Tecmer
- Department
of Chemistry and Chemical Biology, McMaster University, 1280 Main
Street West, Hamilton, L8S 4M1 Ontario, Canada
| | - Patrick Bultinck
- Department
of Inorganic and Physical Chemistry, Ghent University, Krijgslaan
281 (S3), 9000 Gent, East Flanders, Belgium
| | - Stijn De Baerdemacker
- Center
for Molecular Modelling, Ghent University, Technologiepark 903, 9052 Gent, East
Flanders, Belgium
| | - Dimitri Van Neck
- Center
for Molecular Modelling, Ghent University, Technologiepark 903, 9052 Gent, East
Flanders, Belgium
| | - Paul W. Ayers
- Department
of Chemistry and Chemical Biology, McMaster University, 1280 Main
Street West, Hamilton, L8S 4M1 Ontario, Canada
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54
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Pernal K. Intergeminal Correction to the Antisymmetrized Product of Strongly Orthogonal Geminals Derived from the Extended Random Phase Approximation. J Chem Theory Comput 2014; 10:4332-41. [DOI: 10.1021/ct500478t] [Citation(s) in RCA: 59] [Impact Index Per Article: 5.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Katarzyna Pernal
- Institute
of Physics, Lodz University of Technology, ul. Wolczanska 219, 90-924 Lodz, Poland
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55
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Boguslawski K, Tecmer P, Limacher PA, Johnson PA, Ayers PW, Bultinck P, De Baerdemacker S, Van Neck D. Projected seniority-two orbital optimization of the antisymmetric product of one-reference orbital geminal. J Chem Phys 2014; 140:214114. [PMID: 24907997 DOI: 10.1063/1.4880820] [Citation(s) in RCA: 58] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/02/2023] Open
Affiliation(s)
- Katharina Boguslawski
- Department of Chemistry and Chemical Biology, McMaster University, Hamilton, 1280 Main Street West, Ontario L8S 4M1, Canada
| | - Paweł Tecmer
- Department of Chemistry and Chemical Biology, McMaster University, Hamilton, 1280 Main Street West, Ontario L8S 4M1, Canada
| | - Peter A. Limacher
- Department of Chemistry and Chemical Biology, McMaster University, Hamilton, 1280 Main Street West, Ontario L8S 4M1, Canada
| | - Paul A. Johnson
- Department of Chemistry and Chemical Biology, McMaster University, Hamilton, 1280 Main Street West, Ontario L8S 4M1, Canada
| | - Paul W. Ayers
- Department of Chemistry and Chemical Biology, McMaster University, Hamilton, 1280 Main Street West, Ontario L8S 4M1, Canada
| | - Patrick Bultinck
- Department of Inorganic and Physical Chemistry, Ghent University, Krijgslaan 281 (S3), 9000 Gent, Belgium
| | - Stijn De Baerdemacker
- Center for Molecular Modelling, Ghent University, Technologiepark 903, 9052 Gent, Belgium
| | - Dimitri Van Neck
- Center for Molecular Modelling, Ghent University, Technologiepark 903, 9052 Gent, Belgium
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56
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Stein T, Henderson TM, Scuseria GE. Seniority zero pair coupled cluster doubles theory. J Chem Phys 2014; 140:214113. [DOI: 10.1063/1.4880819] [Citation(s) in RCA: 125] [Impact Index Per Article: 12.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022] Open
Affiliation(s)
- Tamar Stein
- Department of Chemistry, Rice University, Houston, Texas 77251, USA
| | - Thomas M. Henderson
- Department of Chemistry, Rice University, Houston, Texas 77251, USA
- Department of Physics and Astronomy, Rice University, Houston, Texas 77251, USA
| | - Gustavo E. Scuseria
- Department of Chemistry, Rice University, Houston, Texas 77251, USA
- Department of Physics and Astronomy, Rice University, Houston, Texas 77251, USA
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57
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Small DW, Lawler KV, Head-Gordon M. Coupled Cluster Valence Bond Method: Efficient Computer Implementation and Application to Multiple Bond Dissociations and Strong Correlations in the Acenes. J Chem Theory Comput 2014; 10:2027-40. [DOI: 10.1021/ct500112y] [Citation(s) in RCA: 41] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
Affiliation(s)
- David W. Small
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
- Chemical
Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
| | - Keith V. Lawler
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
- Chemical
Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
| | - Martin Head-Gordon
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
- Chemical
Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
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58
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Tecmer P, Boguslawski K, Johnson PA, Limacher PA, Chan M, Verstraelen T, Ayers PW. Assessing the Accuracy of New Geminal-Based Approaches. J Phys Chem A 2014; 118:9058-68. [PMID: 24745368 DOI: 10.1021/jp502127v] [Citation(s) in RCA: 60] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/27/2023]
Affiliation(s)
- Paweł Tecmer
- Department
of Chemistry and Chemical Biology, McMaster University, 1280 Main
Street West, L8S 4M1, Hamilton, Ontario, Canada
| | - Katharina Boguslawski
- Department
of Chemistry and Chemical Biology, McMaster University, 1280 Main
Street West, L8S 4M1, Hamilton, Ontario, Canada
| | - Paul A. Johnson
- Department
of Chemistry and Chemical Biology, McMaster University, 1280 Main
Street West, L8S 4M1, Hamilton, Ontario, Canada
| | - Peter A. Limacher
- Department
of Chemistry and Chemical Biology, McMaster University, 1280 Main
Street West, L8S 4M1, Hamilton, Ontario, Canada
| | - Matthew Chan
- Department
of Chemistry and Chemical Biology, McMaster University, 1280 Main
Street West, L8S 4M1, Hamilton, Ontario, Canada
| | - Toon Verstraelen
- Center
for Molecular Modeling, QCMM Alliance Ghent-Brussels, Ghent University, Technologiepark
903, Zwijnaarde 9052, Belgium
| | - Paul W. Ayers
- Department
of Chemistry and Chemical Biology, McMaster University, 1280 Main
Street West, L8S 4M1, Hamilton, Ontario, Canada
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59
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Limacher PA, Kim TD, Ayers PW, Johnson PA, De Baerdemacker S, Van Neck D, Bultinck P. The influence of orbital rotation on the energy of closed-shell wavefunctions. Mol Phys 2014. [DOI: 10.1080/00268976.2013.874600] [Citation(s) in RCA: 61] [Impact Index Per Article: 6.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
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60
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Limacher PA, Ayers PW, Johnson PA, De Baerdemacker S, Neck DV, Bultinck P. Simple and inexpensive perturbative correction schemes for antisymmetric products of nonorthogonal geminals. Phys Chem Chem Phys 2014; 16:5061-5. [DOI: 10.1039/c3cp53301h] [Citation(s) in RCA: 37] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
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61
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Piris M, Matxain JM, Lopez X. The intrapair electron correlation in natural orbital functional theory. J Chem Phys 2013; 139:234109. [DOI: 10.1063/1.4844075] [Citation(s) in RCA: 48] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022] Open
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62
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Limacher PA, Ayers PW, Johnson PA, De Baerdemacker S, Van Neck D, Bultinck P. A New Mean-Field Method Suitable for Strongly Correlated Electrons: Computationally Facile Antisymmetric Products of Nonorthogonal Geminals. J Chem Theory Comput 2013; 9:1394-401. [DOI: 10.1021/ct300902c] [Citation(s) in RCA: 140] [Impact Index Per Article: 12.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Peter A. Limacher
- Department of Chemistry and
Chemical Biology, McMaster University, Hamilton, Ontario, Canada
| | - Paul W. Ayers
- Department of Chemistry and
Chemical Biology, McMaster University, Hamilton, Ontario, Canada
| | - Paul A. Johnson
- Department of Chemistry and
Chemical Biology, McMaster University, Hamilton, Ontario, Canada
| | - Stijn De Baerdemacker
- Ghent University, Department
of Physics, Proeftuinstraat 86, 9000, Gent, Belgium
- Ghent University, Center for Molecular
Modelling, Technologiepark 903, 9052 Zwijnaarde, Belgium
| | - Dimitri Van Neck
- Ghent University, Department
of Physics, Proeftuinstraat 86, 9000, Gent, Belgium
- Ghent University, Center for Molecular
Modelling, Technologiepark 903, 9052 Zwijnaarde, Belgium
| | - Patrick Bultinck
- Ghent University, Department
of Inorganic and Physical Chemistry, Krijgslaan 281 (S3), 9000 Gent,
Belgium
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