Search Results - "Gregor, J."

Bifurcation of planetary building blocks during Solar System formation by Lichtenberg, Tim, Dra Żkowska, Joanna, Schönbächler, Maria, Golabek, Gregor J, Hands, Thomas O

“…Geochemical and astronomical evidence demonstrates that planet formation occurred in two spatially and temporally separated reservoirs. The origin of this…”
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The Key Job Demands and Resources of Nursing Staff: An Integrative Review of Reviews by Broetje, Sylvia, Jenny, Gregor J, Bauer, Georg F

“…The aim of our review is to identify the key job resources and demands of nursing staff by integrating findings from previously published reviews along the…”
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A kinetic energy preserving nodal discontinuous Galerkin spectral element method by Gassner, Gregor J.

“…SUMMARYIn this work, we discuss the construction of a skew‐symmetric discontinuous Galerkin (DG) collocation spectral element approximation for the…”
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Split form nodal discontinuous Galerkin schemes with summation-by-parts property for the compressible Euler equations by Gassner, Gregor J., Winters, Andrew R., Kopriva, David A.

“…Fisher and Carpenter (2013) [12] found a remarkable equivalence of general diagonal norm high-order summation-by-parts operators to a subcell based high-order…”
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A provably entropy stable subcell shock capturing approach for high order split form DG for the compressible Euler equations by Hennemann, Sebastian, Rueda-Ramírez, Andrés M., Hindenlang, Florian J., Gassner, Gregor J.

“…•Provably entropy stable subcell shock capturing for DGSEM.•Curvilinear hexahedral meshes.•Seamless blending between high and low order operator. The main…”
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Sr[Li2Al2O2N2]:Eu2+—A high performance red phosphor to brighten the future by Hoerder, Gregor J., Seibald, Markus, Baumann, Dominik, Schröder, Thorsten, Peschke, Simon, Schmid, Philipp C., Tyborski, Tobias, Pust, Philipp, Stoll, Ion, Bergler, Michael, Patzig, Christian, Reißaus, Stephan, Krause, Michael, Berthold, Lutz, Höche, Thomas, Johrendt, Dirk, Huppertz, Hubert

“…Innovative materials for phosphor converted white light-emitting diodes are in high demand owing to the huge potential of the light-emitting diode technology…”
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Affordable, entropy conserving and entropy stable flux functions for the ideal MHD equations by Winters, Andrew R., Gassner, Gregor J.

“…In this work, we design an entropy stable, finite volume approximation for the ideal magnetohydrodynamics (MHD) equations. The method is novel as we design an…”
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A comparative study on polynomial dealiasing and split form discontinuous Galerkin schemes for under-resolved turbulence computations by Winters, Andrew R., Moura, Rodrigo C., Mengaldo, Gianmarco, Gassner, Gregor J., Walch, Stefanie, Peiro, Joaquim, Sherwin, Spencer J.

“…This work focuses on the accuracy and stability of high-order nodal discontinuous Galerkin (DG) methods for under-resolved turbulence computations. In…”
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On the accuracy of high-order discretizations for underresolved turbulence simulations by Gassner, Gregor J., Beck, Andrea D.

“…In this paper, we investigate the accuracy of a high-order discontinuous Galerkin discretization for the coarse resolution simulation of turbulent flow. We…”
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Alternative strategies for mosquito-borne arbovirus control by Achee, Nicole L, Grieco, John P, Vatandoost, Hassan, Seixas, Gonçalo, Pinto, Joao, Ching-Ng, Lee, Martins, Ademir J, Juntarajumnong, Waraporn, Corbel, Vincent, Gouagna, Clement, David, Jean-Philippe, Logan, James G, Orsborne, James, Marois, Eric, Devine, Gregor J, Vontas, John

“…Mosquito-borne viruses-such as Zika, chikungunya, dengue fever, and yellow fever, among others-are of global importance. Although vaccine development for…”
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A purely hyperbolic discontinuous Galerkin approach for self-gravitating gas dynamics by Schlottke-Lakemper, Michael, Winters, Andrew R., Ranocha, Hendrik, Gassner, Gregor J.

“…•A purely hyperbolic approach for self-gravitating gas dynamics.•Solve elliptic equation in pseudotime as a hyperbolic system.•Two-way coupled simulations of…”
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A well balanced and entropy conservative discontinuous Galerkin spectral element method for the shallow water equations by Gassner, Gregor J., Winters, Andrew R., Kopriva, David A.

“…In this work, we design an arbitrary high order accurate nodal discontinuous Galerkin spectral element type method for the one dimensional shallow water…”
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The effects of short-lived radionuclides and porosity on the early thermo-mechanical evolution of planetesimals by Lichtenberg, Tim, Golabek, Gregor J., Gerya, Taras V., Meyer, Michael R.

“…•We study the effects of radius, formation time and initial porosity on the thermo-mechanical evolution of planetesimals.•Certain planetesimals retain shells…”
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An entropy stable nodal discontinuous Galerkin method for the two dimensional shallow water equations on unstructured curvilinear meshes with discontinuous bathymetry by Wintermeyer, Niklas, Winters, Andrew R., Gassner, Gregor J., Kopriva, David A.

“…We design an arbitrary high-order accurate nodal discontinuous Galerkin spectral element approximation for the non-linear two dimensional shallow water…”
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Many-Stage Optimal Stabilized Runge–Kutta Methods for Hyperbolic Partial Differential Equations by Doehring, Daniel, Gassner, Gregor J., Torrilhon, Manuel

“…A novel optimization procedure for the generation of stability polynomials of stabilized explicit Runge–Kutta methods is devised. Intended for…”
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Subgingival air-polishing in the treatment of periodontal biofilm infections by Petersilka, Gregor J.

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Risk Stratification for Covert Invasive Cancer Among Patients Referred for Colonic Endoscopic Mucosal Resection: A Large Multicenter Cohort by Burgess, Nicholas G., Hourigan, Luke F., Zanati, Simon A, Brown, Gregor J., Singh, Rajvinder, Williams, Stephen J., Raftopoulos, Spiro C., Ormonde, Donald, Moss, Alan, Byth, Karen, Mahajan, Hema, McLeod, Duncan, Bourke, Michael J.

“…Among patients with large colorectal sessile polyps or laterally spreading lesions, it is important to identify those at risk for submucosal invasive cancer…”
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Development and validation of the ‘Lebender emoticon PANAVA’ scale (LE-PANAVA) for digitally measuring positive and negative activation, and valence via emoticons by Schreiber, Marc, Jenny, Gregor J.

“…•‘Experience Sampling Method’ (ESM) requires short and validated non-verbal scales.•The non-verbal ‘Lebender Emoticon PANAVA’ scale (LE-PANAVA) is…”
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European Association for Cardio-Thoracic Surgery expert consensus statement on the prevention and management of mediastinitis by Abu-Omar, Yasir, Kocher, Gregor J, Bosco, Paolo, Barbero, Cristina, Waller, David, Gudbjartsson, Tomas, Sousa-Uva, Miguel, Licht, Peter B, Dunning, Joel, Schmid, Ralph A, Cardillo, Giuseppe

“…Mediastinitis continues to be an important and life-threatening complication after median sternotomy despite advances in prevention and treatment strategies,…”
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An entropy stable nodal discontinuous Galerkin method for the resistive MHD equations. Part I: Theory and numerical verification by Bohm, Marvin, Winters, Andrew R., Gassner, Gregor J., Derigs, Dominik, Hindenlang, Florian, Saur, Joachim

“…The first paper of this series presents a discretely entropy stable discontinuous Galerkin (DG) method for the resistive magnetohydrodynamics (MHD) equations…”
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