Van Aggelen, Helen: search on Z-Library

The world's largest scientific articles store. 70,000,000+ articles for free.

Don't use scam websites

1

Variational density matrix optimization using semidefinite programming

Brecht Verstichel, Helen van Aggelen, Dimitri Van Neck, Paul W. Ayers, Patrick Bultinck

Journal:

Computer Physics Communications

Year:

2011

Language:

english

File:

PDF, 169 KB

english, 2011

2

A primal–dual semidefinite programming algorithm tailored to the variational determination of the two-body density matrix

Brecht Verstichel, Helen van Aggelen, Dimitri Van Neck, Patrick Bultinck, Stijn De Baerdemacker

Journal:

Computer Physics Communications

Year:

2011

Language:

english

File:

PDF, 262 KB

english, 2011

3

Variational Two-Particle Density Matrix Calculation for the Hubbard Model Below Half Filling Using Spin-Adapted Lifting Conditions

Verstichel, Brecht, van Aggelen, Helen, Poelmans, Ward, Van Neck, Dimitri

Journal:

Physical Review Letters

Year:

2012

Language:

english

File:

PDF, 170 KB

english, 2012

4

The sharp-G N-representability condition

Paul A. Johnson, Paul W. Ayers, Brecht Verstichel, Dimitri Van Neck, Helen van Aggelen

Journal:

Computational and Theoretical Chemistry

Year:

2013

Language:

english

File:

PDF, 251 KB

english, 2013

5

Extended random phase approximation method for atomic excitation energies from correlated and variationally optimized second-order density matrices

Helen van Aggelen, Brecht Verstichel, Guillaume Acke, Matthias Degroote, Patrick Bultinck, Paul W. Ayers, Dimitri Van Neck

Journal:

Computational and Theoretical Chemistry

Year:

2013

Language:

english

File:

PDF, 925 KB

english, 2013

6

Extensive v2DM study of the one-dimensional Hubbard model for large lattice sizes: Exploiting translational invariance and parity

Brecht Verstichel, Helen van Aggelen, Ward Poelmans, Sebastian Wouters, Dimitri Van Neck

Journal:

Computational and Theoretical Chemistry

Year:

2013

Language:

english

File:

PDF, 801 KB

english, 2013

7

Incorrect diatomic dissociation in variational reduced density matrix theory arises from the flawed description of fractionally charged atoms

Van Aggelen, Helen, Bultinck, Patrick, Verstichel, Brecht, Van Neck, Dimitri, Ayers, Paul W.

Journal:

Physical Chemistry Chemical Physics

Year:

2009

Language:

english

File:

PDF, 950 KB

english, 2009

8

The tensor hypercontracted parametric reduced density matrix algorithm: Coupled-cluster accuracy with O(r4) scaling

Shenvi, Neil, van Aggelen, Helen, Yang, Yang, Yang, Weitao, Schwerdtfeger, Christine, Mazziotti, David

Journal:

The Journal of Chemical Physics

Year:

2013

Language:

english

File:

PDF, 489 KB

english, 2013

9

Equivalence of particle-particle random phase approximation correlation energy and ladder-coupled-cluster doubles

Peng, Degao, Steinmann, Stephan N., van Aggelen, Helen, Yang, Weitao

Journal:

The Journal of Chemical Physics

Year:

2013

Language:

english

File:

PDF, 592 KB

english, 2013

10

Exchange-correlation energy from pairing matrix fluctuation and the particle-particle random-phase approximation

van Aggelen, Helen, Yang, Yang, Yang, Weitao

Journal:

Physical Review A

Year:

2013

Language:

english

File:

PDF, 1.24 MB

english, 2013

11

Linear-response time-dependent density-functional theory with pairing fields

Peng, Degao, van Aggelen, Helen, Yang, Yang, Yang, Weitao

Journal:

The Journal of Chemical Physics

Year:

2014

Language:

english

File:

PDF, 415 KB

english, 2014

12

Tensor hypercontracted ppRPA: Reducing the cost of the particle-particle random phase approximation from O(r 6) to O(r 4)

Shenvi, Neil, van Aggelen, Helen, Yang, Yang, Yang, Weitao

Journal:

The Journal of Chemical Physics

Year:

2014

Language:

english

File:

PDF, 412 KB

english, 2014

13

Variational determination of the second-order density matrix for the isoelectronic series of beryllium, neon, and silicon

Verstichel, Brecht, van Aggelen, Helen, Van Neck, Dimitri, Ayers, Paul W., Bultinck, Patrick

Journal:

Physical Review A

Year:

2009

Language:

english

File:

PDF, 260 KB

english, 2009

14

Exchange-correlation energy from pairing matrix fluctuation and the particle-particle random phase approximation

van Aggelen, Helen, Yang, Yang, Yang, Weitao

Journal:

The Journal of Chemical Physics

Year:

2014

Language:

english

File:

PDF, 609 KB

english, 2014

15

Chemical verification of variational second-order density matrix based potential energy surfaces for the N[sub 2] isoelectronic series

van Aggelen, Helen, Verstichel, Brecht, Bultinck, Patrick, Van Neck, Dimitri, Ayers, Paul W., Cooper, David L.

Journal:

The Journal of Chemical Physics

Year:

2010

Language:

english

File:

PDF, 576 KB

english, 2010

16

Double, Rydberg and charge transfer excitations from pairing matrix fluctuation and particle-particle random phase approximation

Yang, Yang, van Aggelen, Helen, Yang, Weitao

Journal:

The Journal of Chemical Physics

Year:

2013

Language:

english

File:

PDF, 444 KB

english, 2013

17

Subsystem constraints in variational second order density matrix optimization: Curing the dissociative behavior

Verstichel, Brecht, van Aggelen, Helen, Van Neck, Dimitri, Ayers, Paul W., Bultinck, Patrick

Journal:

The Journal of Chemical Physics

Year:

2010

Language:

english

File:

PDF, 350 KB

english, 2010

18

Benchmark tests and spin adaptation for the particle-particle random phase approximation

Yang, Yang, van Aggelen, Helen, Steinmann, Stephan N., Peng, Degao, Yang, Weitao

Journal:

The Journal of Chemical Physics

Year:

2013

Language:

english

File:

PDF, 869 KB

english, 2013

19

Variational second order density matrix study of F[sub 3][sup −]: Importance of subspace constraints for size-consistency

van Aggelen, Helen, Verstichel, Brecht, Bultinck, Patrick, Neck, Dimitri Van, Ayers, Paul W., Cooper, David L.

Journal:

The Journal of Chemical Physics

Year:

2011

Language:

english

File:

PDF, 822 KB

english, 2011

20

Considerations on describing non-singlet spin states in variational second order density matrix methods

van Aggelen, Helen, Verstichel, Brecht, Bultinck, Patrick, Van Neck, Dimitri, Ayers, Paul W.

Journal:

The Journal of Chemical Physics

Year:

2012

Language:

english

File:

PDF, 1.36 MB

english, 2012

21

Many-electron expansion: A density functional hierarchy for strongly correlated systems

Zhu, Tianyu, de Silva, Piotr, van Aggelen, Helen, Van Voorhis, Troy

Journal:

Physical Review B

Year:

2016

Language:

english

File:

PDF, 235 KB

english, 2016

22

Molecular Physics Longuet-Higgins Early Career Researcher Prize 2015 winner profile

van Aggelen, Helen

Journal:

Molecular Physics

Year:

2016

Language:

english

File:

PDF, 494 KB

english, 2016

23

Integration of genomic and clinical data augments surveillance of healthcare-acquired infections

Ward, Doyle V., Hoss, Andrew G., Kolde, Raivo, van Aggelen, Helen C., Loving, Joshua, Smith, Stephen A., Mack, Deborah A., Kathirvel, Raja, Halperin, Jeffery A., Buell, Douglas J., Wong, Brian E., Ash

Journal:

Infection Control and Hospital Epidemiology

Year:

2019

Language:

english

File:

PDF, 855 KB

english, 2019

24

Integration of genomic and clinical data augments surveillance of healthcare-acquired infections

Ward, Doyle V., Hoss, Andrew G., Kolde, Raivo, van Aggelen, Helen C., Loving, Joshua, Smith, Stephen A., Mack, Deborah A., Kathirvel, Raja, Halperin, Jeffery A., Buell, Douglas J., Wong, Brian E., Ash

Journal:

Infection Control and Hospital Epidemiology

Year:

2019

File:

PDF, 855 KB

2019

25

2441. Automated, Rapid Detection of Potential Healthcare-Acquired Infection Clusters Based on Microbiology And Patient Geotemporal Data

Kolde, Raivo, Loving, Joshua, Sharma, Rohit, Carmona, Juan J, Doty, Alan J, Gross, Brian D, van Aggelen, Helen C

Journal:

Open Forum Infectious Diseases

Year:

2019

File:

PDF, 153 KB

2019

To build up a library is to create a life. It’s never just a random collection of books.

— Carlos María Domínguez

Official channel

Z-Library Desktop Launcher

Z-Library Since 2009 support@z-lib.do

EnglishРусскийEspañolItalianoελληνικάاللغة العربيةBahasa IndonesiaBahasa Malaysiaहिन्दीDeutschFrançaisPortuguêsУкраїнськаPolski中文繁體中文日本語Tiếng ViệtAzərbaycan DiliՀայոց լեզուภาษาไทยTürk Diliქართველიবাংলাپښتوతెలుగుاردو한국어SrpskiБългарски