DOE PAGES title logo U.S. Department of Energy
Office of Scientific and Technical Information

Title: Improving the theoretical description of Ln( iii )/An( iii ) separation with phosphinic acid ligands: a benchmarking study of structure and selectivity

Journal Article · · Physical Chemistry Chemical Physics. PCCP
DOI: https://doi.org/10.1039/D1CP02466C · OSTI ID:1817241

Density functionals with high exact exchange ( E HFX ≥ 50%) show the best agreement with CCSD(T)-DKH2 Am( iii )/Eu( iii ) selectivities and MP2-DKH2 distances.

Sponsoring Organization:
USDOE
Grant/Contract Number:
AC02-05CH11231; AC05-00OR22725; SC0008501
OSTI ID:
1817241
Journal Information:
Physical Chemistry Chemical Physics. PCCP, Journal Name: Physical Chemistry Chemical Physics. PCCP Journal Issue: 35 Vol. 23; ISSN 1463-9076; ISSN PPCPFQ
Publisher:
Royal Society of Chemistry (RSC)Copyright Statement
Country of Publication:
United Kingdom
Language:
English

References (79)

Comparing the 2,2′-Biphenylenedithiophosphinate Binding of Americium with Neodymium and Europium journal September 2016
Semiempirical GGA-type density functional constructed with a long-range dispersion correction journal January 2006
Hartree–Fock exchange fitting basis sets for H to Rn journal January 2007
Energy-adjusted pseudopotentials for the rare earth elements journal January 1989
A combination of quasirelativistic pseudopotential and ligand field calculations for lanthanoid compounds journal June 1993
Comment on: “Estimating the Hartree–Fock limit from finite basis set calculations” [Jensen F (2005) Theor Chem Acc 113:267] journal December 2005
Quasirelativistic energy-consistent 5f-in-core pseudopotentials for trivalent actinide elements journal November 2006
The M06 suite of density functionals for main group thermochemistry, thermochemical kinetics, noncovalent interactions, excited states, and transition elements: two new functionals and systematic testing of four M06-class functionals and 12 other functionals journal July 2007
Correlation consistent, Douglas–Kroll–Hess relativistic basis sets for the 5p and 6p elements journal December 2013
RI-MP2: first derivatives and global consistency journal October 1997
Correlation between Am(III)/Eu(III) selectivity and covalency in metal–chalcogen bonds using density functional calculations journal January 2018
Tremendous impact of substituent group on the extraction and selectivity to Am(III) over Eu(III) by diaryldithiophosphinic acids: experimental and DFT analysis journal February 2019
Quantum electrodynamical corrections to the fine structure of helium journal January 1974
Use of approximate integrals in ab initio theory. An application in MP2 energy calculations journal June 1993
Large-scale correlated electronic structure calculations: the RI-MP2 method on parallel computers journal March 1996
Ab initio total atomization energies of small molecules — towards the basis set limit journal September 1996
Application of the pople-santry-segal CNDO method to the cyclopropylcarbinyl and cyclobutyl cation and to bicyclobutane journal January 1968
RI-MP2: optimized auxiliary basis sets and demonstration of efficiency journal September 1998
Segmented contraction scheme for small-core lanthanide pseudopotential basis sets journal April 2002
Characterization of extraction complexes of Am(III) with dialkyldithiophosphinic acids by extended X-ray absorption fine structure spectroscopy journal February 2002
Thermal-and fast-spectrum molten salt reactors for minor actinides transmutation journal December 2020
Sulfur donating extractants for the separation of trivalent actinides and lanthanides journal October 2020
Efficient, approximate and parallel Hartree–Fock and hybrid DFT calculations. A ‘chain-of-spheres’ algorithm for the Hartree–Fock exchange journal February 2009
Misleading evidence for covalent bonding from EuIIIX and AmIIIX density functional theory bond lengths journal June 2014
Covalency in the f-element–chalcogen bond journal October 2007
Recent developments in libxc — A comprehensive library of functionals for density functional theory journal January 2018
Segmented contraction scheme for small-core actinide pseudopotential basis sets journal March 2004
Bonding Study on the Chemical Separation of Am(III) from Eu(III) by S-, N-, and O-Donor Ligands by Means of All-Electron ZORA-DFT Calculation journal July 2015
Highly Selective Separation of Actinides from Lanthanides by Dithiophosphinic Acids: An in-Depth Investigation on Extraction, Complexation, and DFT Calculations journal October 2018
Uncovering Heavy Actinide Covalency: Implications for Minor Actinide Partitioning journal February 2019
Enhancing Actinide(III) over Lanthanide(III) Selectivity through Hard-by-Soft Donor Substitution: Exploitation and Implication of Near-Degeneracy-Driven Covalency journal July 2019
Automatic Generation of Auxiliary Basis Sets journal January 2017
Quantum Chemistry Study on the Extraction of Trivalent Lanthanide Series by Cyanex301: Insights from Formation of Inner- and Outer-Sphere Complexes journal April 2018
Intermolecular interactions from a natural bond orbital, donor-acceptor viewpoint journal September 1988
All-Electron Scalar Relativistic Basis Sets for the Actinides journal February 2011
Segmented Contracted Douglas–Kroll–Hess Adapted Basis Sets for Lanthanides journal August 2011
All-Electron Scalar Relativistic Basis Sets for the Lanthanides journal August 2009
Investigation of the Extraction Complexes of Light Lanthanides(III) with Bis(2,4,4-trimethylpentyl)dithiophosphinic Acid by EXAFS, IR, and MS in Comparison with the Americium(III) Complex journal February 2003
First-Principles Study of the Separation of Am III /Cm III from Eu III with Cyanex301 journal November 2010
Selective Americium(III) Complexation by Dithiophosphinates: A Density Functional Theoretical Validation for Covalent Interactions Responsible for Unusual Separation Behavior from Trivalent Lanthanides journal May 2011
Theoretical Examination of the Thermodynamic Factors in the Selective Extraction of Am 3+ from Eu 3+ by Dithiophosphinic Acids journal December 2011
Experimental and Theoretical Comparison of Actinide and Lanthanide Bonding in M[N(EPR 2 ) 2 ] 3 Complexes (M = U, Pu, La, Ce; E = S, Se, Te; R = Ph, i Pr, H) journal January 2008
Covalency in the f Element−Chalcogen Bond. Computational Studies of M[N(EPR 2 ) 2 ] 3 (M = La, Ce, Pr, Pm, Eu, U, Np, Pu, Am, Cm; E = O, S, Se, Te; R = H, i Pr, Ph) journal September 2008
Natural hybrid orbitals journal September 1980
Comparison of Covalency in the Complexes of Trivalent Actinide and Lanthanide Cations journal August 2002
Sulfur K-edge X-ray Absorption Spectroscopy and Time-Dependent Density Functional Theory of Dithiophosphinate Extractants: Minor Actinide Selectivity and Electronic Structure Correlations journal August 2012
Accurate quantum chemical modelling of the separation of Eu 3+ from Am 3+ /Cm 3+ by liquid–liquid extraction with Cyanex272 journal January 2015
Complexation behavior of trivalent actinides and lanthanides with 1,10-phenanthroline-2,9-dicarboxylic acid based ligands: insight from density functional theory journal January 2012
Auxiliary basis sets for density-fitted correlated wavefunction calculations: weighted core-valence and ECP basis sets for post-d elements journal January 2012
Parallel Douglas–Kroll energy and gradients in NWChem: Estimating scalar relativistic effects using Douglas–Kroll contracted basis sets journal January 2001
Gaussian basis sets for use in correlated molecular calculations. X. The atoms aluminum through argon revisited journal June 2001
Valence basis sets for relativistic energy-consistent small-core lanthanide pseudopotentials journal October 2001
Efficient use of the correlation consistent basis sets in resolution of the identity MP2 calculations journal February 2002
Valence basis sets for relativistic energy-consistent small-core actinide pseudopotentials journal January 2003
The spin–flip approach within time-dependent density functional theory: Theory and applications to diradicals journal March 2003
Systematically convergent basis sets with relativistic pseudopotentials. II. Small-core pseudopotentials and correlation consistent basis sets for the post- d group 16–18 elements journal December 2003
Exact decoupling of the Dirac Hamiltonian. II. The generalized Douglas–Kroll–Hess transformation up to arbitrary order journal January 2004
Systematic optimization of long-range corrected hybrid density functionals journal February 2008
Energy‐adjusted a b i n i t i o pseudopotentials for the rare earth elements journal February 1989
Gaussian basis sets for use in correlated molecular calculations. I. The atoms boron through neon and hydrogen journal January 1989
Electron affinities of the first‐row atoms revisited. Systematic basis sets and wave functions journal May 1992
Gaussian basis sets for use in correlated molecular calculations. III. The atoms aluminum through argon journal January 1993
Energy‐adjusted pseudopotentials for the actinides. Parameter sets and test calculations for thorium and thorium monoxide journal May 1994
General formulation of spin-flip time-dependent density functional theory using non-collinear kernels: Theory, implementation, and benchmarks journal May 2012
Gaussian basis sets for use in correlated molecular calculations. IX. The atoms gallium through krypton journal April 1999
Correlation consistent basis sets for lanthanides: The atoms La–Lu journal August 2016
Correlation consistent basis sets for actinides. II. The atoms Ac and Np–Lr journal August 2017
Gaussian basis sets for use in correlated molecular calculations. XI. Pseudopotential-based and all-electron relativistic basis sets for alkali metal (K–Fr) and alkaline earth (Ca–Ra) elements journal December 2017
The ORCA quantum chemistry program package journal June 2020
The Molpro quantum chemistry package journal April 2020
Solution Phase Coordination Chemistry of Trivalent Lanthanide and Actinide Cations with Bis(2,4,4-trimethylpentyl)dithiophosphinic Acid journal November 2002
The Separation of Am from Lanthanides by Purified Cyanex 301 Extraction journal November 1996
Extraction of Am(III) and Eu(III) from Nitrate Solution with Purified Cyanex 301 journal January 1996
Extraction of Americium and Fission Product Lanthanides with Cyanex 272 and Cyanex 301 journal July 1996
Relativistic electronic-structure calculations employing a two-component no-pair formalism with external-field projection operators journal June 1986
Generalized Gradient Approximation Made Simple journal October 1996
Revised effective ionic radii and systematic studies of interatomic distances in halides and chalcogenides journal September 1976
Roles of d- and f-orbital electrons in the complexation of Eu(III) and Am(III) ions with alkyldithiophosphinic acid and alkylphosphinic acid using scalar-relativistic DFT calculations journal January 2017
Influence of aggregation on the extraction of trivalent lanthanide and actinide cations by purified Cyanex 272, Cyanex 301, and Cyanex 302 journal January 2002