Author

Tichai, Alexander

INSPIRE profile1686159 ORCID0000-0002-0618-0685

44 papers·1,421 citations in this corpus

	Paper	Category
Aug 20, 2026#42608.18975	Balancing theory uncertainties in ab initio nuclear structure calculations: Many-body truncation versus finite basis size L. Zurek · U. Vernik · P. Demol · T. Duguet · M. Frosini · A. Tichai	nucl-th	—	0
Jul 7, 2026#112607.05086	High-precision ab initio calculations of nuclear binding energies: Tin isotopes from dripline to dripline Urban Vernik🇩🇪 · Pepijn Demol🇧🇪 · Thomas Duguet🇧🇪 · Alexander Tichai🇩🇪	nucl-th	—	3
Jul 2, 2026#12607.00119	High-order perturbative calculations of nuclear ground states: Automated evaluation of many-body diagrams Zhen Li🇩🇪 · Alexander Tichai🇩🇪 · Achim Schwenk🇩🇪 · Nadezda A. Smirnova🇫🇷	nucl-th	—	1
Feb 26, 2026#22602.22030	Ab initio calculations of nuclear charge radii across and beyond $^{132}$ Sn: Putting chiral EFT nuclear interactions to the test Pepijn Demol🇧🇪 · Urban Vernik🇧🇪 · Thomas Duguet🇧🇪 · Alexander Tichai🇩🇪	nucl-th	PLB	5
Dec 22, 2025#32512.17311	From closed shells to open shells: Coupled-cluster calculations of atomic nuclei F. Marino🇩🇪 · F. Bonaiti🇺🇸 · P. Demol🇧🇪 · S. Bacca🇩🇪 · T. Duguet🇧🇪 · G. Hagen🇺🇸 · G. R. Jansen🇺🇸 · T. Papenbrock🇺🇸 · A. Tichai🇩🇪	nucl-th	PRC	6
Nov 21, 2025#12511.15836	Ab initio calculations of monopole sum rules: From finite nuclei to infinite nuclear matter Francesca Bonaiti · Andrea Porro · Sonia Bacca · Achim Schwenk · Alexander Tichai	nucl-th	PRC	6
Oct 10, 2025#122510.08362	Hartree-Fock emulators for nuclei: Application to charge radii of $^{48, 52}$ Ca Margarida Companys Franzke · Alexander Tichai · Kai Hebeler · Achim Schwenk	nucl-th	PRC	7
Jul 29, 2025#72507.20665	Impact of ground-state correlations on the multipole response of nuclei: Ab initio calculations of moment operators Andrea Porro · Achim Schwenk · Alexander Tichai	nucl-th	PRC	6
Jul 15, 2025#22507.09079	Bayesian approach for many-body uncertainties in nuclear structure: Many-body perturbation theory for finite nuclei Isak Svensson · Alexander Tichai · Kai Hebeler · Achim Schwenk	nucl-th	PRC	11
Apr 4, 2025#72504.02481	Revealing the harmonic structure of nuclear two-body correlations in high-energy heavy-ion collisions Thomas Duguet🇫🇷 · Giuliano Giacalone🇨🇭 · Sangyong Jeon🇨🇦 · Alexander Tichai🇩🇪	nucl-th	PRL	24
Nov 26, 2024#62411.16014	Improved structure of calcium isotopes from ab initio calculations M. Heinz · T. Miyagi · S. R. Stroberg · A. Tichai · K. Hebeler · A. Schwenk	nucl-th	PRC	50
Oct 28, 2024#42410.19511	Recent advances in coupled cluster computations of open-shell atomic nuclei Francesco Marino · Francesca Bonaiti · Sonia Bacca · Pepijn Demol · Thomas Duguet · Gaute Hagen · Gustav Jansen · Alexander Tichai	nucl-th	EPJ Web Conf.	2
Jul 25, 2024#22407.16841	Ab initio Bogoliubov many-body perturbation theory: closed-form constraint on the average particle number Pepijn Demol🇧🇪 · Thomas Duguet🇧🇪 · Alexander Tichai🇩🇪	nucl-th	EPJA	1
Jun 7, 2024#12406.03545	Impact of correlations on nuclear binding energies Alberto Scalesi🇫🇷 · Thomas Duguet🇫🇷 · Pepijn Demol🇧🇪 · Mikael Frosini🇫🇷 · Vittorio Somà🇫🇷 · Alexander Tichai🇩🇪	nucl-th	EPJA	14
Mar 1, 2024#32402.18723	Spectroscopy of N=50 isotones with the valence-space density matrix renormalization group A. Tichai · K. Kapás · T. Miyagi · M. A. Werner · Ö. Legeza · A. Schwenk · G. Zarand	nucl-th	PLB	24
Jul 31, 2023#42307.15572	Randomized Low-Rank Decompositions of Nuclear Three-Body Interactions A. Tichai · P. Arthuis · K. Hebeler · M. Heinz · J. Hoppe · T. Miyagi · A. Schwenk · L. Zurek	nucl-th	PRResearch	11
Jul 31, 2023#62307.15619	Towards heavy-mass ab initio nuclear structure: Open-shell Ca, Ni and Sn isotopes from Bogoliubov coupled-cluster theory A. Tichai🇩🇪 · P. Demol🇧🇪 · T. Duguet🇧🇪	nucl-th	PLB	47
Feb 17, 2023#52302.08373	Eigenvector continuation for the pairing Hamiltonian Margarida Companys Franzke · Alexander Tichai · Kai Hebeler · Achim Schwenk	nucl-th	PRC	16
Nov 30, 2022#32211.16262	Normal ordering of three-nucleon interactions for ab initio calculations of heavy nuclei K. Hebeler · V. Durant · J. Hoppe · M. Heinz · A. Schwenk · J. Simonis · A. Tichai	nucl-th	PRC	47
Jul 5, 2022#72207.01438	Combining the in-medium similarity renormalization group with the density matrix renormalization group: Shell structure and information entropy A. Tichai · S. Knecht · A.T. Kruppa · Ö. Legeza · C.P. Moca · A. Schwenk · M.A. Werner · G. Zarand	nucl-th	PLB	60
May 23, 2022#22205.10087	Least-square approach for singular value decompositions of scattering problems A. Tichai🇩🇪 · P. Arthuis🇩🇪 · K. Hebeler🇩🇪 · M. Heinz🇩🇪 · J. Hoppe🇩🇪 · A. Schwenk🇩🇪 · L. Zurek🇩🇪	nucl-th	PRC	9
Feb 3, 2022#32202.01105	Nuclear Forces for Precision Nuclear Physics -- a collection of perspectives Ingo Tews🇺🇸 · Zohreh Davoudi🇺🇸 · Andreas Ekström🇸🇪 · Jason D. Holt🇨🇦 · Kevin Becker🇺🇸 · Raúl Briceño🇺🇸 · David J. Dean🇺🇸 · William Detmold🇺🇸 · Christian Drischler🇺🇸 · Thomas Duguet🇫🇷 · Evgeny Epelbaum🇩🇪 · Ashot Gasparyan🇩🇪 · Jambul Gegelia🇬🇪 · Jeremy R. Green🇮🇪 · Harald W. Grießhammer🇺🇸 · Andrew D. Hanlon🇺🇸 · Matthias Heinz🇩🇪 · Heiko Hergert🇺🇸 · Martin Hoferichter🇨🇭 · Marc Illa🇺🇸 · David Kekejian🇺🇸 · Alejandro Kievsky🇮🇹 · Sebastian König🇺🇸 · Hermann Krebs🇩🇪 · Kristina D. Launey🇺🇸	nucl-th	Few Body Syst.	66
Jan 20, 2022#12201.07298	Angular-momentum projection in coupled-cluster theory: structure of $^{34}$ Mg G. Hagen · S. J. Novario🇺🇸 · Z. H. Sun🇺🇸 · T. Papenbrock🇺🇸 · G. R. Jansen🇺🇸 · J. G. Lietz🇺🇸 · T. Duguet🇫🇷 · A. Tichai🇩🇪	nucl-th	PRC	91
Oct 19, 2021#52110.09390	Importance truncation for the in-medium similarity renormalization group J. Hoppe · A. Tichai · M. Heinz · K. Hebeler · A. Schwenk	nucl-th	PRC	8
Aug 9, 2021#12108.02824	Excited states from eigenvector continuation: the anharmonic oscillator Margarida Companys Franzke🇩🇪 · Alexander Tichai🇩🇪 · Kai Hebeler🇩🇪 · Achim Schwenk🇩🇪	nucl-th	PLB	27

Balancing theory uncertainties in ab initio nuclear structure calculations: Many-body truncation versus finite basis size
L. Zurek · U. Vernik · P. Demol · T. Duguet · M. Frosini · A. Tichai
Aug 20, 2026#4nucl-th0 citations
High-precision ab initio calculations of nuclear binding energies: Tin isotopes from dripline to dripline
Urban Vernik🇩🇪 · Pepijn Demol🇧🇪 · Thomas Duguet🇧🇪 · Alexander Tichai🇩🇪
Jul 7, 2026#11nucl-th3 citations
High-order perturbative calculations of nuclear ground states: Automated evaluation of many-body diagrams
Zhen Li🇩🇪 · Alexander Tichai🇩🇪 · Achim Schwenk🇩🇪 · Nadezda A. Smirnova🇫🇷
Jul 2, 2026#1nucl-th1 citation
Ab initio calculations of nuclear charge radii across and beyond $^{132}$ Sn: Putting chiral EFT nuclear interactions to the test
Pepijn Demol🇧🇪 · Urban Vernik🇧🇪 · Thomas Duguet🇧🇪 · Alexander Tichai🇩🇪
Feb 26, 2026#2nucl-thPLB5 citations
From closed shells to open shells: Coupled-cluster calculations of atomic nuclei
F. Marino🇩🇪 · F. Bonaiti🇺🇸 · P. Demol🇧🇪 · S. Bacca🇩🇪 · T. Duguet🇧🇪 · G. Hagen🇺🇸 · G. R. Jansen🇺🇸 · T. Papenbrock🇺🇸 · A. Tichai🇩🇪
Dec 22, 2025#3nucl-thPRC6 citations
Ab initio calculations of monopole sum rules: From finite nuclei to infinite nuclear matter
Francesca Bonaiti · Andrea Porro · Sonia Bacca · Achim Schwenk · Alexander Tichai
Nov 21, 2025#1nucl-thPRC6 citations
Hartree-Fock emulators for nuclei: Application to charge radii of $^{48, 52}$ Ca
Margarida Companys Franzke · Alexander Tichai · Kai Hebeler · Achim Schwenk
Oct 10, 2025#12nucl-thPRC7 citations
Impact of ground-state correlations on the multipole response of nuclei: Ab initio calculations of moment operators
Andrea Porro · Achim Schwenk · Alexander Tichai
Jul 29, 2025#7nucl-thPRC6 citations
Bayesian approach for many-body uncertainties in nuclear structure: Many-body perturbation theory for finite nuclei
Isak Svensson · Alexander Tichai · Kai Hebeler · Achim Schwenk
Jul 15, 2025#2nucl-thPRC11 citations
Revealing the harmonic structure of nuclear two-body correlations in high-energy heavy-ion collisions
Thomas Duguet🇫🇷 · Giuliano Giacalone🇨🇭 · Sangyong Jeon🇨🇦 · Alexander Tichai🇩🇪
Apr 4, 2025#7nucl-thPRL24 citations
Improved structure of calcium isotopes from ab initio calculations
M. Heinz · T. Miyagi · S. R. Stroberg · A. Tichai · K. Hebeler · A. Schwenk
Nov 26, 2024#6nucl-thPRC50 citations
Recent advances in coupled cluster computations of open-shell atomic nuclei
Francesco Marino · Francesca Bonaiti · Sonia Bacca · Pepijn Demol · Thomas Duguet · Gaute Hagen · Gustav Jansen · Alexander Tichai
Oct 28, 2024#4nucl-thEPJ Web Conf.2 citations
Ab initio Bogoliubov many-body perturbation theory: closed-form constraint on the average particle number
Pepijn Demol🇧🇪 · Thomas Duguet🇧🇪 · Alexander Tichai🇩🇪
Jul 25, 2024#2nucl-thEPJA1 citation
Impact of correlations on nuclear binding energies
Alberto Scalesi🇫🇷 · Thomas Duguet🇫🇷 · Pepijn Demol🇧🇪 · Mikael Frosini🇫🇷 · Vittorio Somà🇫🇷 · Alexander Tichai🇩🇪
Jun 7, 2024#1nucl-thEPJA14 citations
Spectroscopy of N=50 isotones with the valence-space density matrix renormalization group
A. Tichai · K. Kapás · T. Miyagi · M. A. Werner · Ö. Legeza · A. Schwenk · G. Zarand
Mar 1, 2024#3nucl-thPLB24 citations
Randomized Low-Rank Decompositions of Nuclear Three-Body Interactions
A. Tichai · P. Arthuis · K. Hebeler · M. Heinz · J. Hoppe · T. Miyagi · A. Schwenk · L. Zurek
Jul 31, 2023#4nucl-thPRResearch11 citations
Towards heavy-mass ab initio nuclear structure: Open-shell Ca, Ni and Sn isotopes from Bogoliubov coupled-cluster theory
A. Tichai🇩🇪 · P. Demol🇧🇪 · T. Duguet🇧🇪
Jul 31, 2023#6nucl-thPLB47 citations
Eigenvector continuation for the pairing Hamiltonian
Margarida Companys Franzke · Alexander Tichai · Kai Hebeler · Achim Schwenk
Feb 17, 2023#5nucl-thPRC16 citations
Normal ordering of three-nucleon interactions for ab initio calculations of heavy nuclei
K. Hebeler · V. Durant · J. Hoppe · M. Heinz · A. Schwenk · J. Simonis · A. Tichai
Nov 30, 2022#3nucl-thPRC47 citations
Combining the in-medium similarity renormalization group with the density matrix renormalization group: Shell structure and information entropy
A. Tichai · S. Knecht · A.T. Kruppa · Ö. Legeza · C.P. Moca · A. Schwenk · M.A. Werner · G. Zarand
Jul 5, 2022#7nucl-thPLB60 citations
Least-square approach for singular value decompositions of scattering problems
A. Tichai🇩🇪 · P. Arthuis🇩🇪 · K. Hebeler🇩🇪 · M. Heinz🇩🇪 · J. Hoppe🇩🇪 · A. Schwenk🇩🇪 · L. Zurek🇩🇪
May 23, 2022#2nucl-thPRC9 citations
Nuclear Forces for Precision Nuclear Physics -- a collection of perspectives
Ingo Tews🇺🇸 · Zohreh Davoudi🇺🇸 · Andreas Ekström🇸🇪 · Jason D. Holt🇨🇦 · Kevin Becker🇺🇸 · Raúl Briceño🇺🇸 · David J. Dean🇺🇸 · William Detmold🇺🇸 · Christian Drischler🇺🇸 · Thomas Duguet🇫🇷 · Evgeny Epelbaum🇩🇪 · Ashot Gasparyan🇩🇪 · Jambul Gegelia🇬🇪 · Jeremy R. Green🇮🇪 · Harald W. Grießhammer🇺🇸 · Andrew D. Hanlon🇺🇸 · Matthias Heinz🇩🇪 · Heiko Hergert🇺🇸 · Martin Hoferichter🇨🇭 · Marc Illa🇺🇸 · David Kekejian🇺🇸 · Alejandro Kievsky🇮🇹 · Sebastian König🇺🇸 · Hermann Krebs🇩🇪 · Kristina D. Launey🇺🇸
Feb 3, 2022#3nucl-thFew Body Syst.66 citations
Angular-momentum projection in coupled-cluster theory: structure of $^{34}$ Mg
G. Hagen · S. J. Novario🇺🇸 · Z. H. Sun🇺🇸 · T. Papenbrock🇺🇸 · G. R. Jansen🇺🇸 · J. G. Lietz🇺🇸 · T. Duguet🇫🇷 · A. Tichai🇩🇪
Jan 20, 2022#1nucl-thPRC91 citations
Importance truncation for the in-medium similarity renormalization group
J. Hoppe · A. Tichai · M. Heinz · K. Hebeler · A. Schwenk
Oct 19, 2021#5nucl-thPRC8 citations
Excited states from eigenvector continuation: the anharmonic oscillator
Margarida Companys Franzke🇩🇪 · Alexander Tichai🇩🇪 · Kai Hebeler🇩🇪 · Achim Schwenk🇩🇪
Aug 9, 2021#1nucl-thPLB27 citations

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