Publications:

1. A. Manero, S. Sofronsky, K. Knipe, C. Meid, J. Wischek, J. Okasinski, Jo. Almer, A. M. Karlsson, M. Bartsch, S. Raghavan, Monitoring local strain in a thermal barrier coating system under thermal mechanical gas turbine operating conditions, JOM - The Journal of The Minerals, Metals & Materials Society, to appear July 2015
2. N.S Khattra, M.H. Santare, A.M. Karlsson, T. Schmiedel, C.F Busby, Effect of Water Transport on Swelling and Stresses in PFSA Membranes, Fuel Cells 15(1)178-188 (November 2014) DOI: 10.1002/fuce.201400058
3. K. Knipe, A. Manero II, S.F. Siddiqui, C. Meid, J. Wischek, J. Okasinksi, J. Almer, A.M. Karlsson, M. Bartsch, S. Raghavan, Inside the engine environment ¿ Synchrotrons reveal secrets of high-temperature coatings. American Ceramic Society Bulletin 94(1) 22-27 (2015).
4. K. Knipe, A. Manero II, S.F. Siddiqui, C. Meid, J. Wischek, J. Okasinksi, J. Almer, A.M. Karlsson, M. Bartsch, S. Raghavan, Strain response of thermal barrier coatings captured under extreme engine environments through synchrotron X-ray diffraction, Nature Communications, 5 Article number 4559, (2014) doi:10.1038/ncomms5559
5. P.G. Nittur, A.M. Karlsson, L.A. Carlsson, Numerical evaluation of Paris-regime crack growth rate based on plastically dissipated energy, Engineering Fracture Mechanics, 124-125 (7) 155-166 (2014)
6. J.K. Phadikar, T.A. Bogetti, A.M. Karlsson, Aspects of Experimental Errors and Data Reduction Schemes from Spherical Indentation of Isotropic Materials, J. Engineering Materials and Technology, 136(7)  Paper number 031005-1 (8 pages) (2014)
7. E. E. Saenz, L.A. Carlsson, G.C Salivar, A.M. Karlsson, Fatigue Crack Propagation in polyvinnylchloride and polyethersulfone  Polymer Foams, IJ Sandwich Structures 16(1) 42-65 (2014)
8. Z. Lu, M.H. Santare, A.M. Karlsson, F.C. Busby; P Walsh, Time-dependent mechanical behavior of proton exchange membrane fuel cell electrodes, Journal of Power Sources 245C 543-552 (2014)
9. S.F. Siddiqui, K. Knipe, A. Manero, C. Meid, J. Schneider, J. Okasinski, J. Almer, A.M. Karlsson, M. Bartsch, S. Raghavan, Synchrotron X-ray measurement techniques for thermal barrier coated cylindrical samples under thermal gradients, Review of Scientific Instruments 84(8) Article #083904 (2013)
10. J.K. Phadikar, T.A. Bogetti, A.M. Karlsson, On the Uniqueness and Sensitivity of Indentation Testing of Isotropic Materials, International Journal of Solids and Structure 50 3242-3253 (2013)
11. J.K. Phadikar, T.A. Bogetti, A.M. Karlsson, Conical Indentation of a Viscoelastic Sphere, J. Engineering Materials and Technology 135(4), 041001 (2013) (5 pages);   doi: 10.1115/1.4024395
12. P.G. Nittur, A.M. Karlsson, L.A. Carlsson, Implementation of a plastically dissipated energy criterion for three dimensional modeling of fatigue crack growth, International Journal Fatigue 54 47-55 (2013)
13. E. E. Saenz, L.A. Carlsson, A.M. Karlsson, In-Situ Analysis of Fatigue Crack Propagation in Polymer Foams, Engineering Fracture Mechanics, 101 23-32 (2013)
14. X. Liu, W. Lu, O.M. Ayala, L-P Wang, A.M. Karlsson, Q. Yang, T-W Chou, Microstructural Evolution of Carbon Nanotube Fibers: Deformation and Strength Mechanism, Nanoscale 5(5) 2002-2008 (2013)
15. N.S. Khattra, Z. Lu, A.M. Karlsson, M.H. Santare, F.C. Busby, T. Schmiedel, Time-Dependent Mechanical Response of a Composite PFSA Membrane, J. of Power Sources 228 256-269 (2013)
16. Z. Lu; M. Lugo; .H. Santare; A. M Karlsson; F. C. Busby; P. Walsh, An experimental investigation of strain rate, temperature and humidity effects on the mechanical behavior of a PFSA membrane, Journal of Power Sources 214 130-136 (2012)
17. N.S. Khattra, M.H. Santare, A.M. Karlsson, P. Walsh, F.C. Busby, Effect of Time-Dependent Material Properties on the Mechanical Behavior of PFSA Membranes Subjected to Humidity Cycling, Journal of Power Sources 214 365-376 (2012)
18. J.K. Phadikar, T.A. Bogetti, A.M. Karlsson, On establishing elastic-plastic properties of a sphere by indentation testing, International Journal of Solids and Structures 49 1961-1972 (2012)
19. E.E. Saenz, A. Hernandez-Perez, L.A. Carlsson, A.M. Karlsson, A DCB Specimen for Foam Core Fracture Characterization, Journal of Sandwich Structures and Materials 14 227-241 (2012)
20. A. Kusoglu, M.H. Santare, A.M. Karlsson, Aspects of Fatigue Failure Mechanisms in Polymer Fuel Cell Membranes, Journal of Polymer Science Part B-Polymer Physics 49 (21) 1506-1532 (2011)
21. R Moslemian, A.M. Karlsson, C. Berggreen, Accelerated Fatigue Crack Growth Simulation in a Bimaterial Interface, International Journal of Fatigue 33 1526-1532(2011)
22. E. E. Saenz, L.A. Carlsson, A. M. Karlsson, In-Situ Analysis of Crack Propagation in Polymer Foams, J. Materials Science, 46 5487-5494 (2011)
23. M.T. Hernandez, D. Cojocaru, A.M. Karlsson, M. Bartsch, On the Crack Opening of a Characteristic Crack due to Thermo-mechanical Fatigue Testing of Thermal Barrier Coatings, Computational Material Science, 50 2561-2572 (2011)
24. E. E. Saenz, L.A. Carlsson, A. Karlsson, Characterization of fracture toughness (Gc) of PVC and PES foams, J. Materials Science, 46 3207-3215 (2011)
25. Z. Lu, C. Kim, A.M. Karlsson, J.C. Cross III, M.H. Santare, Effect of GDL modulus and land-groove geometry on membrane stresses in PEM fuel Cells, J Power Sources 196 (10) 4646-4654 (2011) 10.1016/j.jpowsour.2011.01.028
26. L. Cheng, A. Thomas, J. Glancey, A.M. Karlsson, Mechanical behavior of bio-inspired laminated composites, Composite Part A 42 211-220 (2011)
27. A. Kusoglu, M.H. Santare, A.M. Karlsson, S. Cleghorn and W. B. Johnson, Investigation of Mechanical Durability in Proton Exchange Membrane Fuel Cells, J. Electrochemical Society 157(5) 705-713 (2010) 10.1149/1.3328496
28. A. Kusoglu, A.M. Karlsson, M.H. Santare, Structure-property Relationship in Ionomer Membranes, Polymer 51 1457-1464 (2010)
29. D. Cojocaru and A.M. Karlsson, On the Effective Properties of Macroscopically Isotropic Media Containing Randomly Dispersed Spherical Particles, J Eng Mat Tech, 130(2), 021011 11 pages
30. A. Kusoglu, Y. Tang, M. Lugo, A.M. Karlsson, M.H. Santare, Mechanical Properties of Perfluorosulfonic Acid Membranes in Liquid Water, Journal of Power Sources, 195 483¿492 (2010)
31. L. Cheng, L. Wang and A.M. Karlsson, Mechanics based analysis of selected features of the exoskeletal microstructure of Popillia japonica, J Materials Research, 24(11) 3253-3267 (2009)
32. M.T. Hernandez, A.M. Karlsson, M. Bartsch, On TGO Creep and the Initiation of a Class of Fatigue Cracks in Thermal Barrier Coatings, Surface and Coatings Technology, 203 3549-3558 (2009)
33. A. Kusoglu, M.H. Santare, A.M. Karlsson, Mechanics-based Model for Non-affine Swelling in Perfluorosulfonic Acid (PFSA) Membranes, Polymer, 50 2481-2491(2009)  
34. D. Cojocaru and A.M. Karlsson, Assessing Plastically Dissipated Energy as a Condition for Fatigue Crack Growth, International Journal of Fatigue, 31(7) 1154-1162 (2009)
35. J. Yan, A.M. Karlsson, M. Bartsch, X. Chen, On Stresses Induced in a Thermal Barrier Coating due to Indentation Testing, Computational Materials Science, 44(4) 1178-1191 (2009)
36. A. Kusoglu, Y. Tang, M.H. Santare, A.M. Karlsson, S. Cleghorn and W. B. Johnson, Temperature and Humidity Dependent Phenomenological Constitutive Model for Plastic Flow Behavior of PFSA Membranes, Journal of Fuel Cells Science and Technology, Vol 6, paper # 011012 (8 pages) (2009)
37. L. Cheng, L. Wang and A.M. Karlsson, Image Analyses of Two Crustacean Exoskeletons and Implications of the Exoskeletal Microstructure on the Mechanical Behavior, J Materials Research 23(11), 2854-2872 (2008)  DOI: 10.1557/jmr.2008.0375
38. A. Kusoglu, M.H. Santare, A.M. Karlsson, S. Cleghorn and W. B. Johnson, Micro-mechanics Model Based on the Nanostructure of PFSA Membranes, Journal of Polymer Science Part B: Polymer Physics, 46 2404¿2417 (2008) DOI: 10.1002/polb.21573
39. A. Kusoglu, A.M. Karlsson, M.H. Santare, S. Cleghorn, W.B. Johnson, Investigation of Stress and Water Distribution in Membrane Electrode Assembly (MEA) During Fuel Cell Operation, ECS Transactions, 16 (2) 551-561 (2008).
40. A.M. Karlsson, Response to Discussion: On the Reference Length and Mode Mixity for a Bimaterial Interface (Agrawal and Karlsson, 2007 ASME J. Engineering Materials and Technology, v129 pp 580: 580-587), J. of Engineering Materials and Technology, 130(1) 045502 (1 page) (2008); URL: http://link.aip.org/link/?JYT/130/045502DOI: 10.1115/1.2975232
41. D. Cojocaru and A.M. Karlsson, An object-oriented Approach for Modeling and Simulation of Interfacial Crack Growth of Cyclically Loaded Structures, Advances in Engineering Software, 39(12) 995-1009 (2008)
42. J. Yan, T. Leist, M. Bartsch, A.M. Karlsson, On cracks and delaminations of TBCs due to indentation testing: An experimental assessment, Acta Materialia 56(15) 4080 ¿ 4090 (2008)
43. Y. Tang, A. Kusoglu, A.M. Karlsson, M.H. Santare, S. Cleghorn and W. B. Johnson, Mechanical Properties of a Reinforced Composite Polymer Electrolyte Membrane and its Simulated Performance in a PEM Fuel Cell, Journal of Power Sources, 175(2) 817-825 (2008)
44. A. Agrawal and A.M. Karlsson, On the Reference Length and Mode Mixity for a Bimaterial Interface, J. of Engineering Materials and Technology, 129 580-587 (2007)
45. J. Yan, A.M. Karlsson, X. Chen, On Internal Cone Cracks Induced by Conical Indentation in Brittle Materials, Engineering Fracture Mechanics, 74(16) 2535-2546 (2007)
46. M. Bartsch, B. Baufeld, M. Heinzelmann, A.M. Karlsson, S. Dalkili, L. Chernova, Multiaxial Thermo-Mechanical Fatigue on Materials Systems for Gas Turbines, Materialwissenschaft und Werkstofftechnik, 38(9) 712-719 (2007)
47. A. Kusoglu, A.M. Karlsson, M. H. Santare, S. Cleghorn and W. B. Johnson, Mechanical Behavior of Fuel Cell Membranes under Humidity Cycles and Effect of Swelling Anisotropy on the Fatigue Stresses, J. of Power Sources, 170 345-558 (2007)
48. J. Yan, A.M. Karlsson, X. Chen, Determining Plastic Properties of a Bulk Material With Residual Stress by Using Conical Indentation, Int. J. of Solids and Structures, 44 3720-3737 (2007)
49. A.M. Karlsson, Modeling Failures of Thermal Barrier Coatings (invited), Key Engineering Materials 333 155-165 (2007)
50. M. Bartsch, B. Baufeld, S. Dalkili, B. Saruhan, I. Mircea, K. Lambrinou, T. Leist, J. Yan, A.M. Karlsson, Time-Economic Lifetime Assessment for High Performance Thermal Barrier Coating Systems, Key Engineering Material 333 147-154 (2007)
51. J. Yan, X. Chen, A.M. Karlsson, Determining Equi-Biaxial Residual Stress and Mechanical Properties From the Force-Displacement Curves of Conical Microindentation, J. of Engineering Materials and Technology, 129 200-206 (2007)
52. A. Kusoglu, A.M. Karlsson, M.H. Santare, S. Cleghorn, W. B. Johnson, Mechanical Response of Fuel Cell Membranes Subjected to Hygro-Thermal Loading, J. of Power Sources 161 (2) 987-996 (2006)
53. A. Agrawal, A.M. Karlsson, Obtaining Stress Intensity Factor-based Mode Mixity for Bimaterial Interface Cracks using the Virtual Crack Closure Technique, Int. J. of Fracture, 141(1) 75-98 (2006)
54. J. Shi, A.M. Karlsson, B. Baufeld and M. Bartsch, Evolution of Surface Morphology in Thermo-mechanically Cycled NiCoCrAlY Bondcoats, Materials Science and Engineering A 434 39-52 (2006)
55. D. Cojocaru, A.M. Karlsson, A Simple Numerical Method of Cycle Jumps for Cyclically Loaded Structures, Int. J. of Fatigue, 28 (12) 1677-1689 (2006)
56. Y. Tang, A.M. Karlsson, M.H. Santare, M. Gilbert S. Cleghorn, W. B. Johnson, An Experimental Investigation of Humidity and Temperature Effects on the Mechanical Properties of Perfluorosulfonic Acid Membrane, Materials Science and Engineering A, 425 297-304 (2006)
57. J. Caulfield, A.M. Karlsson and D.J. Sypeck, On The Crushing of a Textile Core Sandwich Panel, AIAA Journal, 44 (6) 1339-1344 (2006)
58. M. Zhao, X. Chen, J. Yan, A.M. Karlsson, Determination of Uniaxial Residual Stress and Mechanical Properties by Instrumented Indentation, Acta Materialia, 54 2823-2832 (2006)
59. Y. Tang, M. H. Santare, A.M. Karlsson, S. Cleghorn, W. B. Johnson, Stresses in Proton Exchange Membranes due to Hydro-thermal Loading, Journal of Fuel Cells Science and Technology, 3 119-124 (2006)
60. X. Chen, J. Yan, A.M. Karlsson, On The Determination of Residual Stresses and Mechanical Properties by Indentation, Materials Science and Engineering A, 416 (1-2) 139-149 (2006)
61. S.Q. Guo, D.R. Mumm, A.M. Karlsson, Y. Kagawa, Measurement of Interface Shear Mechanical Properties in Thermal Barrier Coating Systems by a Barb Pullout Method, Scripta Materialia, 53 1043-1048 (2005)
62. J. Shi, S. Darzens, A. M. Karlsson, Aspects of The Morphological Evolution In Thermal Barrier Coatings and the Intrinsic Thermal Mismatch Therein, Materials Science and Engineering A, 392 301-312 (2005)
63. Y.H. Sohn, B. Jayaraj, S. Laxman, B. Franke, and A.M. Karlsson, Non-Destructive and Microstructural Characterization of Thermal Barrier Coatings.  Journal of Materials, October, 53-57 (2004)
64. S. Darzens, A.M. Karlsson, On the Microstructural Development in Pt-modified Nickel-Aluminide Bond Coats, Surface and Coatings Technology, 177-178C, 108-112 (2004)
65. S. Hyun, A.M. Karlsson, S. Torquato, A.G. Evans, Simulated Properties of Kagomé Truss Core Panels, I.J. Solids and Structures 40 (25) 6989-6998 (2003)
66. A.M. Karlsson, On The Mechanical Response of a Thermal Barrier System due to Martensitic Phase Transformation In The Bond Coat, J. Engineering Materials and Technology 125 346-352 (2003)
67. A.M. Karlsson, J.W. Hutchinson, A.G. Evans, The Displacement of the Thermally Grown Oxide in Thermal Barrier Systems upon Temperature Cycling, Materials Science Engineering A.  351 (1-2) 244-257 (2003)
68. A.M. Karlsson, J.W. Hutchinson, A.G. Evans, A Fundamental Model of Cyclic Instabilities in Thermal Barrier Systems, J. Mech. and Physics Solids 50 (8) 1565-1589 (2002)
69. A.M. Karlsson, C.G Levi, A.G. Evans, A Model Study of Displacement Instabilities During Cyclic Oxidation. Acta Materialia 50(6) 1263-1273 (2002)
70. A.M. Karlsson, T. Xu, A.G. Evans, The Effect of the Thermal Barrier Coating on the Displacement Instability in Thermal Barrier Systems, Acta Materialia 50(5) 1211-1218 (2002)
71. A.M. Karlsson, A.G. Evans, Numerical Model for the Cyclic Instability of Thermally Grown Oxides in Thermal Barrier Systems, Acta Materialia, 49 (10) 1793-1804 (2001)
72. A.M. Karlsson, The Effects of Patch Properties on Debonding Behavior of Patched Beam-plates, J. of Engineering Materials and Technology 122 (4) 389-393 (2000)
73. A.M. Karlsson, W.J. Bottega, Thermo-Mechanical Response of Patched Plates, AIAA Journal, 38 (6) 1055-1062 (2000)
74. A.M. Karlsson, W.J. Bottega, On Thermal Buckling of Patched Beam-Plates, Int. J. of Solids and Structures 37 (34) 4655-4690 (2000)
75. A.M. Karlsson, W.J. Bottega, On the Behavior of a Class of Patched Plates During Cooling, Int. J. of Non-Linear Mechanics 35 (3) 543-566 (2000)
76. A.M. Karlsson, W.J. Bottega, On the Detachment of Step-Tapered Doublers.  Part 2 ¿ Evolution of Pressure Loaded Structures, Int. J. of Solids and Structures 36 1625-1651 (1999)
77. W.J. Bottega, A.M. Karlsson, On the Detachment of Step-Tapered Doublers.  Part 1 ¿ Foundations, Int. J. of Solids and Structures 36 1597-1623 (1999)
78. A.M. Karlsson, W.J. Bottega, The Presence of Edge-Point Contact and Its Influence on the Debonding of Patched Panels, Int. J. of Fracture 96 (4) 383-406 (1999)