David G. Schaeffer - Publications

Affiliations: 
Duke University, Durham, NC 
Area:
Mathematics, Biostatistics Biology

54 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2019 Schaeffer DG, Barker T, Tsuji D, Gremaud P, Shearer M, Gray JMNT. Constitutive relations for compressible granular flow in the inertial regime Journal of Fluid Mechanics. 874: 926-951. DOI: 10.1017/Jfm.2019.476  0.383
2017 Barker T, Schaeffer DG, Shearer M, Gray JMNT. Well-posed continuum equations for granular flow with compressibility and μ(I)-rheology. Proceedings. Mathematical, Physical, and Engineering Sciences. 473: 20160846. PMID 28588402 DOI: 10.1098/Rspa.2016.0846  0.373
2013 Gonzales K, Kay?kç? O, Schaeffer DG, Magwene PM. Modeling mutant phenotypes and oscillatory dynamics in the Saccharomyces cerevisiae cAMP-PKA pathway. Bmc Systems Biology. 7: 40. PMID 23680078 DOI: 10.1186/1752-0509-7-40  0.628
2010 Dai S, Schaeffer DG. Chaos for cardiac arrhythmias through a one-dimensional modulation equation for alternans. Chaos (Woodbury, N.Y.). 20: 023131. PMID 20590327 DOI: 10.1063/1.3456058  0.605
2010 Dai S, Schaeffer DG. Bifurcations in a modulation equation for alternans in a cardiac fiber Esaim: Mathematical Modelling and Numerical Analysis. 44: 1225-1238. DOI: 10.1051/M2An/2010028  0.601
2008 Schaeffer DG, Ying W, Zhao X. Asymptotic approximation of an ionic model for cardiac restitution. Nonlinear Dynamics. 51: 189-198. PMID 19122809 DOI: 10.1007/S11071-007-9202-9  0.399
2008 Cain JW, Schaeffer DG. Shortening of cardiac action potential duration near an insulating boundary. Mathematical Medicine and Biology : a Journal of the Ima. 25: 21-36. PMID 18343886 DOI: 10.1093/Imammb/Dqn002  0.58
2008 Dai S, Schaeffer DG. Spectrum of a linearized amplitude equation for alternans in a cardiac fiber Siam Journal On Applied Mathematics. 69: 704-719. DOI: 10.1137/070711384  0.587
2008 Beck M, Jones CKRT, Schaeffer D, Wechselberger M. Electrical waves in a one-dimensional model of cardiac tissue Siam Journal On Applied Dynamical Systems. 7: 1558-1581. DOI: 10.1137/070709980  0.365
2008 Schaeffer DG, Iverson RM. Steady and intermittent slipping in a model of landslide motion regulated by pore-pressure feedback Siam Journal On Applied Mathematics. 69: 769-786. DOI: 10.1137/07070704X  0.381
2008 Catllá AJ, Schaeffer DG, Witelski TP, Monson EE, Lin AL. On spiking models for synaptic activity and impulsive differential equations Siam Review. 50: 553-569. DOI: 10.1137/060667980  0.368
2008 Zhao X, Schaeffer DG, Berger CM, Krassowska W, Gauthier DJ. Cardiac alternans arising from an unfolded border-collision bifurcation Journal of Computational and Nonlinear Dynamics. 3. DOI: 10.1115/1.2960467  0.391
2007 Zhao X, Schaeffer DG. Alternate Pacing of Border-Collision Period-Doubling Bifurcations. Nonlinear Dynamics. 50: 733-742. PMID 19132134 DOI: 10.1007/S11071-006-9174-1  0.346
2007 Zhao X, Schaeffer DG, Berger CM, Gauthier DJ. Small-Signal Amplification of Period-Doubling Bifurcations in Smooth Iterated Maps. Nonlinear Dynamics. 48: 381-389. PMID 19112525 DOI: 10.1007/S11071-006-9092-2  0.384
2007 Berger CM, Zhao X, Schaeffer DG, Dobrovolny HM, Krassowska W, Gauthier DJ. Period-doubling bifurcation to alternans in paced cardiac tissue: crossover from smooth to border-collision characteristics. Physical Review Letters. 99: 058101. PMID 17930795 DOI: 10.1103/Physrevlett.99.058101  0.371
2007 Schaeffer DG, Cain JW, Gauthier DJ, Kalb SS, Oliver RA, Tolkacheva EG, Ying W, Krassowska W. An ionically based mapping model with memory for cardiac restitution. Bulletin of Mathematical Biology. 69: 459-82. PMID 17237915 DOI: 10.1007/S11538-006-9116-6  0.625
2007 Schaeffer DG, Shearer M, Witelski TP. Boundary-value problems for hyperbolic equations related to steady granular flow Mathematics and Mechanics of Solids. 12: 665-699. DOI: 10.1177/1081286506067325  0.353
2006 Cain JW, Schaeffer DG. Two-Term Asymptotic Approximation of a Cardiac Restitution Curve. Siam Review. Society For Industrial and Applied Mathematics. 48: 537-546. PMID 18080006 DOI: 10.1137/050632907  0.651
2006 Gremaud PA, Matthews JV, Schaeffer DG. On the computation of steady hopper flows III: Model comparisons Journal of Computational Physics. 219: 443-454. DOI: 10.1016/J.Jcp.2006.03.032  0.345
2005 Kalb SS, Tolkacheva EG, Schaeffer DG, Gauthier DJ, Krassowska W. Restitution in mapping models with an arbitrary amount of memory. Chaos (Woodbury, N.Y.). 15: 23701. PMID 16035891 DOI: 10.1063/1.1876912  0.314
2005 Matthews JV, Schaeffer DG. A well-posed free boundary value problem for a hyperbolic equation with Dirichlet boundary conditions Siam Journal On Mathematical Analysis. 36: 256-271. DOI: 10.1137/S0036141002408708  0.331
2004 Cain JW, Tolkacheva EG, Schaeffer DG, Gauthier DJ. Rate-dependent propagation of cardiac action potentials in a one-dimensional fiber. Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics. 70: 061906. PMID 15697401 DOI: 10.1103/Physreve.70.061906  0.604
2004 Gremaud PA, Matthews JV, Schaeffer DG. Secondary circulation in granular flow through nonaxisymmetric hoppers Siam Journal On Applied Mathematics. 64: 583-600. DOI: 10.1137/S0036139903415124  0.323
2003 Mitchell CC, Schaeffer DG. A two-current model for the dynamics of cardiac membrane. Bulletin of Mathematical Biology. 65: 767-93. PMID 12909250 DOI: 10.1016/S0092-8240(03)00041-7  0.386
2003 Tolkacheva EG, Schaeffer DG, Gauthier DJ, Krassowska W. Condition for alternans and stability of the 1:1 response pattern in a "memory" model of paced cardiac dynamics. Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics. 67: 031904. PMID 12689098 DOI: 10.1103/Physreve.67.031904  0.381
2003 Shearer M, Schaeffer DG, Witelski TP. Stability of shear bands in an elastoplastic model for granular flow: The role of discreteness Mathematical Models and Methods in Applied Sciences. 13: 1629-1671. DOI: 10.1142/S0218202503003069  0.401
2002 Tolkacheva EG, Schaeffer DG, Gauthier DJ, Mitchell CC. Analysis of the Fenton-Karma model through an approximation by a one-dimensional map. Chaos (Woodbury, N.Y.). 12: 1034-1042. PMID 12779627 DOI: 10.1063/1.1515170  0.39
2002 Socolar JES, Schaeffer DG, Claudin P. Directed force chain networks and stress response in static granular materials European Physical Journal E. 7: 353-370. DOI: 10.1140/Epje/I2002-10011-7  0.332
2001 Witelski TP, Schaeffer DG, Shearer M. A discrete model for an ill-posed nonlinear parabolic PDE Physica D: Nonlinear Phenomena. 160: 189-221. DOI: 10.1016/S0167-2789(01)00350-5  0.381
2000 Hayes BT, Schaeffer DG. Stress-controlled shear waves in a saturated granular medium European Journal of Applied Mathematics. 11: 81-94. DOI: 10.1017/S0956792599004064  0.325
1998 Howle L, Schaeffer DG, Shearer M, Zhong P. Lithotripsy: The treatment of kidney stones with shock waves Siam Review. 40: 356-371. DOI: 10.1137/S0036144597322630  0.334
1998 Hayes BT, Schaeffer DG. Plane shear waves under a periodic boundary disturbance in a saturated granular medium Physica D: Nonlinear Phenomena. 121: 193-212. DOI: 10.1016/S0167-2789(98)00154-7  0.345
1997 Schaeffer DG, Shearer M. The influence of material non-uniformity preceding shear-band formation in a model for granular flow European Journal of Applied Mathematics. 8: 457-483. DOI: 10.1017/S0956792597003070  0.302
1996 Shearer M, Schaeffer DG. Riemann problems for 5 × 5 systems of fully non-linear equations related to hypoplasticity Mathematical Methods in the Applied Sciences. 19: 1433-1444. DOI: 10.1002/(Sici)1099-1476(199612)19:18<1433::Aid-Mma824>3.0.Co;2-X  0.36
1995 Shearer M, Schaeffer DG. A Class of Fully Nonlinear 2×2 Systems of Partial Differential Equations Communications in Partial Differential Equations. 20: 1105-1131. DOI: 10.1080/03605309508821126  0.345
1994 Gardner CL, Schaeffer DG. Numerical Simulation of Uniaxial Compression of a Granular Material with Wall Friction Siam Journal On Applied Mathematics. 54: 1676-1692. DOI: 10.1137/S003613999325172X  0.317
1994 Shearer M, Schaeffer DG. Unloading near a shear band in granular material Quarterly of Applied Mathematics. 52: 579-600. DOI: 10.1090/Qam/1292207  0.322
1994 Garaizar FX, Schaeffer DG. Numerical computations for shear bands in an antiplane shear model Journal of the Mechanics and Physics of Solids. 42: 21-50. DOI: 10.1016/0022-5096(94)90049-3  0.322
1993 Shearer M, Schaeffer DG. The Initial Value Problem for a System Modelling Unidirectional Longitudinal Elastic-Plastic Waves Siam Journal On Mathematical Analysis. 24: 1111-1144. DOI: 10.1137/0524065  0.362
1993 Schaeffer DG, Shearer M. Unloading near a shear band: A free boundary problem for the wave equation Communications in Partial Differential Equations. 18: 1271-1298. DOI: 10.1080/03605309308820974  0.326
1992 Wang F, Gardner CL, Schaeffer DG. Steady-state computations of granular flow in an axisymmetric hopper Siam Journal On Applied Mathematics. 52: 1076-1088. DOI: 10.1137/0152063  0.335
1992 Schaeffer DG. A mathematical model for localization in granular flow Proc. Royal Society Series. a: Mathematical & Physical Sciences. 436: 217-250. DOI: 10.1098/Rspa.1992.0016  0.36
1992 Schaeffer DG, Shearer M. Scale-invariant initial value problems in one-dimensional dynamic elastoplasticity, with consequences for multidimensional nonassociative plasticity European Journal of Applied Mathematics. 3: 225-254. DOI: 10.1017/S0956792500000814  0.339
1992 An L, Schaeffer DG. The flutter instability in granular flow Journal of the Mechanics and Physics of Solids. 40: 683-698. DOI: 10.1016/0022-5096(92)80009-F  0.359
1990 Schaeffer DG, Shearer M, Pitman EB. Instability in Critical State Theories of Granular Flow Siam Journal On Applied Mathematics. 50: 33-47. DOI: 10.1137/0150003  0.34
1990 Schaeffer DG. Instability and ill-posedness in the deformation of granular materials International Journal For Numerical & Analytical Methods in Geomechanics. 14: 253-278. DOI: 10.1002/Nag.1610140403  0.348
1988 Beale JT, Schaeffer DG. Nonlinear behavior of model equations which are linearly ill-posed Communications in Partial Differential Equations. 13: 423-467. DOI: 10.1080/03605308808820548  0.363
1988 Schaeffer DG, Pitman EB. Ill-posedness in three-dimensional plastic flow Communications On Pure and Applied Mathematics. 41: 879-890. DOI: 10.1002/Cpa.3160410703  0.347
1987 Schaeffer DG, Shearer M. Riemann problems for nonstrictly hyperbolic 2x2 systems of conservation laws Transactions of the American Mathematical Society. 304: 267-306. DOI: 10.1090/S0002-9947-1987-0906816-5  0.342
1987 Schaeffer DG. Instability in the evolution equations describing incompressible granular flow Journal of Differential Equations. 66: 19-50. DOI: 10.1016/0022-0396(87)90038-6  0.325
1982 Golubitsky M, Schaeffer D. Bifurcations withO(3) symmetry including applications to the Bénard problem Communications On Pure and Applied Mathematics. 35: 81-111. DOI: 10.1002/Cpa.3160350105  0.305
1981 Schaeffer DG, Golubitsky MA. Bifurcation analysis near a double eigenvalue of a model chemical reaction Archive For Rational Mechanics and Analysis. 75: 315-347. DOI: 10.1007/Bf00256382  0.349
1979 Schaeffer D, Golubitsky M. Boundary conditions and mode jumping in the buckling of a rectangular plate Communications in Mathematical Physics. 69: 209-236. DOI: 10.1007/Bf01197444  0.321
1979 Golubitsky M, Schaeffer D. A theory for imperfect bifurcation via singularity theory Communications On Pure and Applied Mathematics. 32: 21-98. DOI: 10.1002/Cpa.3160320103  0.308
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