Nathan Collier

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Victor M. CaloJohn Curtin Distinguished Professor, Professorial Chair in Computational Geoscience, CurtinVerified email at curtin.edu.au
Lisandro DalcinSenior Research Scientist, KAUST (Saudi Arabia)Verified email at kaust.edu.sa
Forrest M. HoffmanOak Ridge National LaboratoryVerified email at climatemodeling.org
Philippe VignalLeica MicrosystemsVerified email at leica-microsystems.com
David PardoIkerbasque, University of the Basque Country (UPV/EHU), and BCAMVerified email at ehu.eus
Adriano CôrtesNACAD/COPPEVerified email at nacad.ufrj.br
Maciej PaszynskiDepartment of Computer Science, AGH University of Science andVerified email at agh.edu.pl
Antti H. NiemiUniversity of OuluVerified email at oulu.fi
Mehdi GhommemAssociate Professor of Mechanical Engineering, American University of SharjahVerified email at aus.edu
William J RileyLawrence Berkeley National LaboratoryVerified email at lbl.gov
David LawrenceNational Center for Atmospheric ResearchVerified email at ucar.edu
Daniel GarciaInstitute of Environmental Assessment and Water ResearchVerified email at idaea.csic.es
Jitendra KumarResearch Staff Member, Oak Ridge National LaboratoryVerified email at climatemodeling.org
Raul TemponeProfessor of Applied Mathematics, Director - Center for Uncertainty Quantification, KAUSTVerified email at kaust.edu.sa
Abdul-Lateef Haji-AliHeriot-Watt UniversityVerified email at hw.ac.uk
Daniel SimkinsAssociate Professor Civile Engineering, University of South FloridaVerified email at usf.edu
William HargroveResearch Ecologist, Eastern Forest Environmental Threat Assessment Center, USDA FSVerified email at geobabble.org
Charles KovenClimate and Ecosystem Sciences Division, Lawrence Berkeley National LabVerified email at lbl.gov
Fabio NobileMATH - CSQI, Ecole Polytechnique Fédérale de Lausanne (EPFL)Verified email at epfl.ch
Hany G. RadwanIrrigation &Hydraulics Department, Faculty of Engineering, Cairo UniversityVerified email at eng.cu.edu.eg

Nathan Collier

Staff scientist, Computer Science and Engineering Division, Oak Ridge National Laboratory

Verified email at ornl.gov - Homepage

Discretization solvers high-performance computing thermal-hydrology


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The Community Land Model version 5: Description of new features, benchmarking, and impact of forcing uncertainty DM Lawrence, RA Fisher, CD Koven, KW Oleson, SC Swenson, G Bonan, ... Journal of Advances in Modeling Earth Systems 11 (12), 4245-4287, 2019	379	2019
The cost of continuity: A study of the performance of isogeometric finite elements using direct solvers N Collier, D Pardo, L Dalcin, M Paszynski, VM Calo Computer Methods in Applied Mechanics and Engineering 213, 353-361, 2012	149	2012
The International Land Model Benchmarking (ILAMB) system: design, theory, and implementation N Collier, FM Hoffman, DM Lawrence, G Keppel‐Aleks, CD Koven, ... Journal of Advances in Modeling Earth Systems 10 (11), 2731-2754, 2018	146	2018
A continuation multilevel Monte Carlo algorithm N Collier, AL Haji-Ali, F Nobile, E Von Schwerin, R Tempone BIT Numerical Mathematics 55 (2), 399-432, 2015	130	2015
PetIGA: A framework for high-performance isogeometric analysis L Dalcin, N Collier, P Vignal, AMA Côrtes, VM Calo Computer Methods in Applied Mechanics and Engineering 308, 151-181, 2016	119	2016
The cost of continuity: performance of iterative solvers on isogeometric finite elements N Collier, L Dalcin, D Pardo, VM Calo SIAM Journal on Scientific Computing 35 (2), A767-A784, 2013	97	2013
Groundwater flow and heat transport for systems undergoing freeze-thaw: Intercomparison of numerical simulators for 2D test cases C Grenier, H Anbergen, V Bense, Q Chanzy, E Coon, N Collier, F Costard, ... Advances in water resources 114, 196-218, 2018	78	2018
Representing nitrogen, phosphorus, and carbon interactions in the E3SM land model: Development and global benchmarking Q Zhu, WJ Riley, J Tang, N Collier, FM Hoffman, X Yang, G Bisht Journal of Advances in Modeling Earth Systems 11 (7), 2238-2258, 2019	59	2019
An energy-stable convex splitting for the phase-field crystal equation P Vignal, L Dalcin, DL Brown, N Collier, VM Calo Computers & Structures 158, 355-368, 2015	53	2015
Understanding the representativeness of FLUXNET for upscaling carbon flux from eddy covariance measurements J Kumar, FM Hoffman, WW Hargrove, N Collier Earth System Science Data Discussions, 1-25, 2016	52	2016
The value of continuity: Refined isogeometric analysis and fast direct solvers D Garcia, D Pardo, L Dalcin, M Paszyński, N Collier, VM Calo Computer Methods in Applied Mechanics and Engineering 316, 586-605, 2017	47	2017
On the shape optimization of flapping wings and their performance analysis M Ghommem, N Collier, AH Niemi, VM Calo Aerospace Science and Technology 32 (1), 274-292, 2014	46	2014
Model structure and climate data uncertainty in historical simulations of the terrestrial carbon cycle (1850–2014) GB Bonan, DL Lombardozzi, WR Wieder, KW Oleson, DM Lawrence, ... Global Biogeochemical Cycles 33 (10), 1310-1326, 2019	38	2019
PetIGA-MF: a multi-field high-performance toolbox for structure-preserving B-splines spaces AF Sarmiento, AMA Côrtes, DA Garcia, L Dalcin, N Collier, VM Calo Journal of Computational Science 18, 117-131, 2017	38	2017
The DOE E3SM v1. 1 biogeochemistry configuration: Description and simulated ecosystem‐climate responses to historical changes in forcing SM Burrows, M Maltrud, X Yang, Q Zhu, N Jeffery, X Shi, D Ricciuto, ... Journal of Advances in Modeling Earth Systems 12 (9), e2019MS001766, 2020	37	2020
Modeling the spatio-temporal variability in subsurface thermal regimes across a low-relief polygonal tundra landscape: Modeling Archive PE Thornton, J Kumar, CM Iversen, RT Mills, G Bisht, N Collier, ... 10.5440/1184018, 2016	34*	2016
Computational complexity and memory usage for multi-frontal direct solvers used in p finite element analysis VM Calo, NO Collier, D Pardo, MR Paszyński Procedia Computer Science 4, 1854-1861, 2011	34	2011
Automatically stable discontinuous Petrov–Galerkin methods for stationary transport problems: Quasi-optimal test space norm AH Niemi, NO Collier, VM Calo Computers & Mathematics with Applications 66 (10), 2096-2113, 2013	30	2013
On the computational efficiency of isogeometric methods for smooth elliptic problems using direct solvers N Collier, L Dalcin, VM Calo International Journal for Numerical Methods in Engineering 100 (8), 620-632, 2014	29	2014
Petiga: high-performance isogeometric analysis N Collier, L Dalcín, VM Calo arXiv preprint arXiv:1305.4452 71, 2013	27	2013

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