Publications of

Dr. Jonathan P. Mathews

(The Pennsylvania State University)

Dr. Jonathan Mathews is a coal scientist and professor in the Leone Family Department of Energy and Mineral Engineering.

Some of the publications

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Journal Articles

Journal Articles by Subject Link

    2024

  1. Yoo, P., G.S. Jung, M.R. Ryder, F. Vautard, E. Cakmak, S. Wi, M.C. Weisenberger, E. Lara-Curzio, J.P. Mathews, and S. Irle, Large-scale atomistic model construction of subbituminous and bituminous coals for solvent extraction simulations with reactive molecular dynamicsCarbon, 202422210.1016/j.carbon.2024.118939
  2. Sierra-Jimenez, V., J.P. Mathews, P. Yoo, A. Budai, F. Chejne, A. Dufour, and M. Garcia-Perez, Biochar data into structure: A methodology for generating large-scale atomistic representationsCarbon, 2024,22810.1016/j.carbon.2024.119391
  3. Cakmak, E., J.P. Mathews, S. Wi, M.R. Ryder, M. Chacón-Patiño, A.M. McKenna, F. Vautard, M. Arnould, H. Meyer, and E. Lara-Curzio, Detailed characterization of vitrinite-rich subbituminous and bituminous coals for utilization in carbon fiber precursor productionEnergy & Fuels, 2024,38(8)6774-678910.1021/acs.energyfuels.3c05200

    4. 2023

  4. Sierra-Jimenez, V., J.P. Mathews, F. Chejne, A. Dufour, and M. Garcia-Perez, Atomistic modeling of lignocellulosic and carbonaceous fuels and their pyrolysis reactions: A reviewEnergy & Fuels, 202337(23)18408-1844010.1021/acs.energyfuels.3c02901
  5. Cakmak, E., J.C. Hower, J.P. Mathews, M.C. Weisenberger, R. Kaplan, J. Lacy, Y.X. Zhang, and E. Lara-Curzio, Microstructural diversity and digestion yields of select bituminous and subbituminous coals as raw material candidates for carbon fiber precursor productionFuel, 2023348ARTN 128545 10.1016/j.fuel.2023.128545

    6. 2022

  6. Yuan L, Liu Q, Li K, Quan Y, Li X, Mathews JP, The evolution of coal, examining the transitions from anthracite to natural graphite: a spectroscopy and optical microscopy evaluation, Frontiers of Earth Science 2022, Doi: 10.1007/s11707-021-0967-4
  7. Yu S, Bo J, Vandeginste V, Mathews JP, Deformation-related coalification: Significance for deformation within shallow crust, International Journal of Coal Geology 2022;256, Doi: 10.1016/j.coal.2022.103999
  8. Du Y, Wang C, Che D, Mathews JP, The influence of char particle morphology on char burnout behavior by atomistic simulation, Fuel 2022;314, Doi: 10.1016/j.fuel.2022.123129
  9. Cakmak E, Annamraju A, Mathews JP, He L, Gallego N, Lara-Curzio E, Characterization of porosity and pore accessibility of vitrinite-rich bituminous and subbituminous coals by small-angle neutron scattering, mercury intrusion porosimetry, and low-pressure N2 adsorption, Energy & Fuels 2022, Doi: 10.1021/acs.energyfuels.2c02814

    10. 2021

  10. Zhang Y, Hu S, Zhong Q, Zhuo J, Mathews JP, A large-scale molecular model of Fenghuangshan anthracite coal, Fuel 2021;295, Doi: 10.1016/j.fuel.2021.120616
  11. Yuan L, Liu Q, Mathews JP, Zhang H, Wu Y, Quantifying the structural transitions of Chinese coal to coal-derived natural graphite by XRD, Raman spectroscopy, and HRTEM image analyses, Energy & Fuels 2021;35(3):2335-46, Doi: 10.1021/acs.energyfuels.0c04019
  12. Wang X, Zhu Y, Chen S, Dai X, Xu Q, Song Y, et al., Molecular structure evaluation and image-guided atomistic representation of marine kerogen from Longmaxi Shale, Energy & Fuels 2021;35(9):7981-92, Doi: 10.1021/acs.energyfuels.1c00771
  13. Li W, Song Y, Yang W, Mathews JP, Structural transformations for a subbituminous coal, impact of temperature on gold-tube pyrolysis chars evaluated using HRTEM, Fuel 2021;311, Doi: 10.1016/j.fuel.2021.122581
  14. Chen S, Tang D, Tao S, Liu P, Mathews JP, Implications of the in situ stress distribution for coalbed methane zonation and hydraulic fracturing in multiple seams, western Guizhou, China, Journal of Petroleum Science and Engineering 2021;204, Doi: 10.1016/j.petrol.2021.108755

    15. 2020

  15. Chang, Q. H.; Gao, R.; Gao, M.; Yu, G. S.; Mathews, J. P.; Wang, F. C., Experimental analysis of the evolution of soot structure during CO2 gasification. Fuel 2020, 265.
  16. Liu, Y.; Xu, H.; Tang, D.; Xu, F.; Mathews, J. P.; Hou, W.; Yan, X.; Ding, F., Coalbed methane production of a heterogeneous reservoir in the Ordos Basin, China. Journal of Natural Gas Science and Engineering 2020, 82.
  17. Song, Y.; Jiang, B.; Li, M.; Hou, C.; Mathews, J. P., Macromolecular transformations for tectonically-deformed high volatile bituminous via HRTEM and XRD analyses. Fuel 2020, 263.
  18. Wang, X.; Zhu, Y.; Song, Y.; Mathews, J. P., Structure and partial ordering of terrestrial kerogen: Insight from high-resolution transmission electron microscopy. Fuel 2020, 281.

    19. 2019

  19. Zhong, Q.; Zhang, Y.; Shabnan, S.; Mao, Q.; Xiao, J.; Van Duin, A. C. T.; Mathews, J. P., ReaxFF MD simulations of petroleum coke CO2 gasification examining the S/N removal mechanisms and CO/CO2 reactivity. Fuel 2019, 257
  20. Zhang, Y.; Zhang, X.; Zhong, Q.; Hu, S.; Mathews, J. P., Structural differences of spontaneous combustion prone inertinite-rich Chinese lignite coals: Insights from XRD, Solid-State 13C NMR, LDIMS, and HRTEM. Energy & Fuels 2019, 33, (5), 4575-4584.
  21. Liu, Y.; Xu, H.; Tang, D.; Mathews, J. P.; Zhai, Y.; Hou, W.; Li, S.; Tao, S.; Xiong, X.; Wang, W., The impact of the coal macrolithotype on reservoir productivity, hydraulic fracture initiation and propagation. Fuel 2019, 239, 471-483
  22. Du, Y.; Wang, C.; Xin, H.; Mathews, J. P., Competitive or additive behavior for H2O and CO2 gasification of coal char? Exploration via simplistic atomistic simulation, Carbon 2019, 141, 226-237

    23. 2018

  23. Zhong, Q.; Mao, Q.; Xiao, J.; van Duin, A.; Mathews, J. P., ReaxFF simulations of petroleum coke sulfur removal mechanisms during pyrolysis and combustion Combustion and Flame 2018, 198, 146-157
  24. Zhong, Q.; Mao, Q.; Xiao, J.; van Duin, A.; Mathews, J. P., Sulfur removal from petroleum coke during high-temperature pyrolysis. analysis from TG-MS data and ReaxFF simulations. Journal of Analytical and Applied Pyrolysis 2018, 132, 134-142
  25. Zhong, Q.; Mao, Q.; Zhang, L.; Xiang, J.; Xiao, J.; Mathews, Structural features of Qingdao petroleum coke from HRTEM lattice fringes: Distributions of length, orientation, stacking, curvature, and a large-scale image-guided 3D atomistic representation, Carbon, 129 (2018) 790-802.

    26. 2017

  26. Abrahamson, J. P.; Singh, M.; Mathews, J. P.; Vander Wal, R. L., Pulsed laser annealing of carbon black. Carbon 2017, 124, (Supplement C), 380-390.
  27. Song, Y.; Jiang, B.; Mathews, J. P.; Yan, G.; Li, F., Structural transformations and hydrocarbon generation of low-rank coal (vitrinite) during slow heating pyrolysis. Fuel Processing Technology 2017, 167, 535-544.
  28. Mathews, J. P.; Campbell, Q. P.; Xu, H.; Halleck, P., Application of X-ray computed tomography to the study of coal. Fuel 2017, 209, 10-24.
  29. Wang, C.; Huddle, T.; Huang, C.-H.; Zhu, W.; Vander Wal, R. L.; Lester, E.; Mathews, J. P., Improved quantification of curvature in high-resolution transmission electron microscopy lattice fringe micrographs of soots. Carbon 2017, 117, 174-181.
  30. Coetzee, G. H.; Sakurovs, R.; Neomagus, H. W. J. P.; Everson, R.; Mathews, J. P.; Bunt, J. R., Particle size influence on the pore development of nanopores in coal gasification chars: from micron to millimeter particles. Carbon 2017, 112, 37-46.

    31. 2016

  31. Xu, H.; Tang, D.; Mathews, J. P.; Zhao, J.; Li, B.; Tao, S.; Li, S., A comparative evaluation of coal specific surface area by CO2 and N2 adsorption and its influence on CH4 adsorption capacity at different pore sizes. Fuel 2016, 183, 420-431
  32. Zhao, J.; Xu, H.; Tang, D.; Mathews, J. P.; Li, S.; Tao, S., Coal seam porosity and fracture heterogeneity of macrolithotypes in the Hancheng Block, eastern margin, Ordos Basin, China. International Journal of Coal Geology 2016, 159, 18-29.
  33. Zhao, J.; Xu, H.; Tang, D.; Mathews, J. P.; Li, S.; Tao, S., A comparative evaluation of coal specific surface area by CO2 and N2 adsorption and its influence on CH4 adsorption capacity at different pore sizes . Fuel 2016, 183, 420-431.
  34. Xin, H.; Wang, C.; Louw, E.; Wang, D.; Mathews, J. P., Atomistic simulation of coal char isothermal oxy-fuel combustion: char reactivity and behavior. Fuel 2016, 182, 935-943.
  35. Wang, C.; Huddle, T.; Lester, E. H.; Mathews, J. P., Quantifying curvature in HRTEM lattice fringe micrographs of coals. Energy and Fuels 2016, 30, 2694-2704.
  36. Louw, E.; Mitchell, G. D.; Winans, R. E.; Mathews, J. P., Constitution of drop-tube generated coal chars from vitrinite-rich and inertinite-rich South African coals. Energy & Fuels 2016, 30, 112-120.
  37. Huang, Y.; Cannon, F. S.; Guo, J.; Watson, J. K.; Mathews, J. P., Atomistic modeling insight into the structure of lignite-based activated carbon, and behavior of benzene sorption. RSC Advances 2016, 6, 56623-37.

    38. 2015

  38. Wang, C.; Watson, J. K.; Louw, E.; Mathews, J. P., A construction strategy for atomistic models of coal chars capturing stacking diversity and pore size distribution. Energy Fuels 2015, 29, 4814–4826.
  39. Roberts, M. J.; Everson, R. C.; Neomagus, H. W. J. P.; Van Niekerk, D.; Mathews, J. P.; Branken, D. J., Influence of maceral composition on the structure, properties and behavior of chars derived from South African coals. Fuel 2015, 142, 9-20
  40. Roberts, M. J.; Everson, R. C.; Domazetis, G.; Neomagus, H. W. J. P.; Jones, J. M.; Van Sittert, C. G. C. E.; Okolo, G. N.; Niekerk, D. V.; Mathews, J. P., Density functional theory molecular modelling and experimental particle kinetics for CO2–char gasification. Carbon 2015, 93, (0), 295-314.
  41. Roberts, M. A.; Everson, R. C.; Neomagus, H. W. J. P.; Van Niekerk, D.; Okolo, G. N.; Mathews, J. P., The characterisation of slow-heated inertinite- and vitrinite-rich coals from the South African coalfields. Fuel 2015, 158, 591-601.
  42. Okolo, G. N.; Neomagus, H. W. J. P.; Everson, R. C.; Roberts, M. J.; Bunt, J. R.; Sakurovs, R.; Mathews, J. P., Chemical-structural properties of South African bituminous coals: Insights from wide angle XRD-carbon fraction analysis, ATR-FTIR, solid state 13C NMR, and HRTEM techniques. Fuel 2015, 158, 779-792.
  43. Mathews, J. P.; Burgess-Clifford, C.; Painter, P. C., The interactions of Illinois No. 6 bituminous coal with solvents: a review of solvent swelling and extraction literature. Energy Fuels 2015, 29, 1279-1294.
  44. Kumar, H.; Elsworth, D.; Mathews, J. P.; Marone, C., Permeability evolution in sorbing media: analogies between organic-rich shale and coal. Geofluids 2015, 133, 695-704.
  45. Kumar, H.; Elsworth, D.; Mathews, J. P., Permeability evolution of propped artificial fractures in coals on injection of CO2. Journal of Petroleum Science and Engineering 2015, 133, 695-704.
  46. Huang, Y.; Cannon, F. S.; Watson, J. K.; Reznik, B.; Mathews, J. P., Activated carbon efficient atomistic model construction that depicts experimentally-determined characteristics. Carbon 2015, 83, 1-14.
  47. Coetzee, S.; Neomagus, H. W. J. P.; Bunt, J. R.; Mathews, J. P.; Strydom, C. A.; Schobert, H. H., Reduction of caking propensity in large (mm sized) South African coal particles with potassium carbonate impregnation to expand fixed and fluidised bed gasification feedstock suitability. Energy & Fuels 2015, 29, (7), 4255–4263.
  48. Coetzee, G. H.; Sakurovs, R.; Neomagus, H. W. J. P.; Morpeth, L.; Everson, R.; Mathews, J. P.; Bunt, J. R., Pore development during gasification of South African inertinite-rich chars evaluated using small angle X-ray scattering. Carbon 2015, 95, 250-260.

    49. 2014

  49. Tselev, A.; Ivanov, I. N.; Lavrik, N. V.; Belianinov, A.; Jesse, S.; Mathews, J. P.; Mitchell, G. D.; Kalinin, S. V., Mapping internal structure of coal by confocal micro-Raman spectroscopy and scanning microwave microscopy. Fuel 2014, 126, (15), 32-37.
  50. Mathews, J. P.; Krishnamoorthy, V.; Louw, E.; Tchapda, A. H. N.; Castro-Marcano, F.; Karri, V.; Alexis, D. A.; Mitchell, G. D., A review of correlations of coal properties with elemental composition. Fuel Processing Technology 2014, 121, 104-113.
  51. Kumar, H.; Elsworth, D.; Mathews, J. P.; Liu, J.; Pone, D., Effect of CO2 injection on heterogeneously permeable coalbed reservoirs. Fuel 2014, 135, 509-521.
  52. Collins, L.; Tselev, A.; Jesse, S.; Okatan, M. B.; Proksch, R.; Mathews, J. P.; Mitchell, G. D.; Rodriguez, B. J.; Kalinin, S. V.; Ivanov, I. N., Breaking the limits of structural and mechanical imaging of the heterogeneous structure of coal macerals. Nanotechnology 2014, 25, (43), 435402.
  53. Castro-Marcano, F.; Russo, M. F.; van Duin, A. C. T.; Mathews, J. P., Pyrolysis of a large-scale molecular model of Illinois No. 6 coal using the ReaxFF reactive force field. Journal of Analytical and Applied Pyrolysis 2014, 109, 79-89.
  54. Cai, Y.; Liu, D.; Mathews, J. P.; Pan, Z.; Elsworth, D.; Yao, Y.; Li, J.; Guo, X., Permeability evolution in fractured coal - combining triaxial confinement with X-ray computed tomography, acoustic emission and ultrasonic techniques. International Journal of Coal Geology 2014, 122, 91-104.
  55. Binner, E.; Lester, E.; Kingman, S.; Dodds, C.; Robinson, J.; Wu, T.; Wardle, P.; Mathews, J. P., A review of microwave coal processing. Journal of Microwave Power and Electromagnetic Energy 2014, 48, (1), 35-60.

    56. 2013

  56. Mathews, J. P.; Miller, B. G.; Song, C.; Schobert, H. H.; Botha, F.; Finkelman, R. B., The ebb and flow of U.S. coal research 1970-2010 with a focus on academic institutions. Fuel 2013, 105, 1-12.
  57. Hattingh, B. B.; Everson, R. C.; Neomagus, H. W. J. P.; Bunt, J. R.; Van Niekerk, D.; Jordaan, J. H. L.; Mathews, J. P., Elucidation of the structural and molecular properties of typical South African coals. Energy and Fuels 2013, 27, 3161-3172.
  58. Alvarez, Y. E.; Moreno, B. M.; Klein, M. T.; Watson, J. K.; Castro-Marcano, F.; Mathews, J. P., A novel simplification approach for large-scale structural models of coal: 3D molecules to 2D lattices. 3. Reactive lattice simulations. Energy and Fuels 2013, 27, 2915-2922.

    59. 2012

  59. Tolliver, R. L.; Mathews, J. P., Reviews of science for science librarians: coal science and technology research 1970-2010. Science & Technology Libraries 2012, 31, 146-163.
  60. Pulati, N.; Sobkowiak, M.; Mathews, J. P.; Painter, P., Low temperature treatment of Illinois No. 6 coal in ionic liquids. Energy & Fuels 2012, 26, 3548-3552.
  61. Pou, J. O.; Alvarez, Y. E.; Watson, J. K.; Pisupati, S.; Mathews, J. P., Co-primary thermolysis molecular modeling simulation of lignin and subbituminous coal via a reactive coarse-grained simplification. Journal of Analytical and Applied Pyrolysis 2012, 95, 101-111.
  62. Mathews, J. P.; Sharma, A., The structural alignment of coals and the analogous case of Argonne Upper Freeport Fuel 2012, 95, 19-24.
  63. Mathews, J. P.; Chaffee, A., The molecular representations of coal — a review. Fuel 2012, 96, 1-14.
  64. Kumar, H.; Elsworth, D.; Mathews, J. P.; Lui, J.; Pone, D., Optimizing enhanced coalbed methane recovery for unhindered production and CO2 injectivity. International Journal of Greenhouse Gas Control 2012, 11, 86-97.
  65. Castro-Marcano, F.; Winans, R. E.; Chupas, P.; Chapman, K.; Calo, J. M.; Watson, J. K.; Mathews, J. P., Fine structure evaluation of the pair distribution function with molecular models of the Argonne Premium coals. Energy & Fuels 2012, 26, 4336-4345.
  66. Castro-Marcano, F.; Lobodin, V. V.; Rodgers, R. P.; McKenna, A. M.; Marshall, A. G.; Mathews, J. P., A molecular model for the Illinois no. 6 Argonne Premium coal: moving towards capturing the continuum structure. Fuel 2012, 95, 35-49.
  67. Castro-Marcano, F.; Kamat, A. M.; Russo, M. F.; van Duin, A.; Mathews, J. P., Combustion of an Illinois No. 6 coal char simulated using an atomistic char representation and the ReaxFF reactive force field. Combustion and Flame 2012, 159, 1272-1285.
  68. Alvarez, Y. E.; Watson, J. K.; Pou, J. O.; Mathews, J. P., A novel simplification approach for large-scale structural models of coal: 3D molecules to 2D lattices. 2. Visualization capabilities. Energy & Fuels 2012, 26, 4946-4952.
  69. Alvarez, Y. E.; Watson, J. K.; Mathews, J. P., A novel simplification approach for large-scale structural models of coal: 3D molecules to 2D lattices. 1. Lattice creation. Energy & Fuels 2012, 26, 4938-4945.

    70. 2011

  70. Van Niekerk, D.; Mathews, J. P., Molecular dynamics simulation of coal-solvent interactions in Permian-aged South African coals. Fuel Processing Technology 2011, 92, (4), 729-734.
  71. Van Niekerk, D.; Castro-Marcano, F.; Colina, C. M.; Mathews, J. P., Solvent swelling extent of Permian aged vitrinite- and inertinite-rich coals: experiments and modeling using perturbed-chain statistical associating fluid theory (PC-SAFT). Energy & Fuels 2011, 25, (6), 2559-2564.
  72. Mathews, J. P.; van Duin, A.; Chaffee, A., The utility of coal molecular models. Fuel Processing Technology 2011, 92, (4), 718-728.
  73. Mathews, J. P.; Pone, J. D. N.; Mitchell, G. D.; Halleck, P., High-resolution X-ray computed tomography observations of the thermal drying of lump-sized subbituminous coal. Fuel Processing Technology 2011, 92, (1), 58-64.
  74. Kumar, H.; Lester, E.; Kingman, S.; Avila, C.; Jones, A.; Robinson, J.; Halleck, P. M.; Mathews, J. P., Inducing fractures and increasing cleat apertures in bituminous coal under isostatic stress via application of microwave energy. International Journal of Coal Geology 2011, 88, (1), 75-82.
  75. Fernandez-Alos, V.; Watson, J. K.; vander Wal, R.; Mathews, J. P., Soot and char molecular representations generated directly from HRTEM lattice fringe images using Fringe3D. Combustion and Flame 2011, 158, (9), 1807-1813.
  76. Castro-Marcano, F.; Mathews, J. P., Constitution of Illinois No. 6 Argonne Premium coal: a review. Energy & Fuels 2011, 25, (3), 845-853.

    77. 2010

  77. Van Niekerk, D.; Mitchell, G. D.; Mathews, J. P., Petrographic and reflectance analysis of solvent-swelled and solvent-extracted South African vitrinite-rich and inertinite-rich coals. International Journal of Coal Geology 2010, 81, (1), 45-52.
  78. Van Niekerk, D.; Mathews, J. P., Simulation of solvent extraction of South African vitrinite-rich and inertinite-rich coals. Energy & Fuels 2010, 24, (12), 6393-6399.
  79. Van Niekerk, D.; Mathews, J. P., Molecular representations of vitrinite-rich and interinite-rich Permian aged South African coals. Fuel 2010, 89, (1), 73-82.
  80. Van Niekerk, D.; Halleck, P.; Mathews, J. P., Solvent swelling behavior of Permian-aged South African vitrinite-rich and inertinite-rich coals. Fuel 2010, 89, (1), 19-25.
  81. Pone, J. D. N.; Halleck, P. M.; Mathews, J. P., 3D characterization of strains in coal induced by compression, carbon dioxide sorption, and desorption at in situ stress conditions. International Journal of Coal Geology 2010, 82, (3-4), 262-268.
  82. Painter, P.; Pulati, N.; Cetiner, R.; Sobkowiak, M.; Mitchell, G.; Mathews, J., Dissolution and dispersion of coal in ionic liquids. Energy & Fuels 2010, 24, (3), 1848-1853.
  83. Painter, P.; Cetiner, R.; Pulati, N.; Sobkowiak, M.; Mathews, J. P., The dispersion of liquefaction catalysts in coal in ionic liquids. Energy & Fuels 2010, 24, (5), 3086-3092.
  84. Mathews, J. P.; Ferdandez-Alos, V.; Jones, D. A.; Schobert, H. H., Determining the molecular weight distribution of Pocahontas No. 3 low-volatile bituminous coal utilizing HRTEM and laser desorption ionization mass spectra data. Fuel 2010, 89, (7), 1461-1469.

    85. 2009

  85. Tambach, T. J.; Mathews, J. P.; van Bergen, F., Molecular exchange of CH4 and CO2 in coal: enhanced coalbed methane on a nanoscale. Energy & Fuels 2009, 23, (10), 4845-4847.
  86. Sarunac, N.; Ness, M.; Bullinger, C.; Mathews, J. P.; Halleck, P., A novel fludized bed drying and density segregation process for upgrading low-rank coals. International Journal of Coal Preparation and Utilization 2009, 29, (6), 317-332.
  87. Pone, J. D. N.; Hile, M.; Halleck, P. M.; Mathews, J. P., Three-dimensional carbon dioxide-induced strain distribution within a confined bituminous coal. International Journal of Coal Geology 2009, 77, (1-2), 103-108.
  88. Pone, J. D. N.; Halleck, P. M.; Mathews, J. P., Sorption capacity and sorption kinetic measurements of CO2 and CH4 in confined and unconfined bituminous coal. Energy & Fuels 2009, 23, (9), 4688-4695.
  89. Narkiewicz, M. R.; Mathews, J. P., Visual representations of carbon dioxide adsorption in a low-volatile bituminous coal molecular model. Energy & Fuels 2009, 23, (10), 5326-5246.
  90. Hsu, Y.-C.; Ching, Y.-H.; Mathews, J. P.; Carr-Chellman, A., Undergraduate students' self-regulated learning experience in a web-based learning environment. Quarterly Review of Distance Education 2009, 10, (2), 109-121.

    91. 2008 and earlier

  91. Van Niekerk, D.; Pugmire, R. J.; Solum, M. S.; Painter, P.; Mathews, J. P., Structural characterization of vitrinite-rich and interinite-rich Permian aged South African coals. International Journal of Coal Geology 2008, 76, 290-300.
  92. Narkiewicz, M. R.; Mathews, J. P., Improved low-volatile bituminous coal representation: incorporating the molecular weight distribution. Energy & Fuels 2008, 22, (5), 3104-3111.
  93. Mathews, J. P.; Eser, S.; Hatcher, P. G.; Scaroni, A. W., The shape of pulverized bituminous vitrinite coal particles. KONA Powder and Particle 2007, 25, 145-152.
  94. Painter, P. C.; Sobkowiak, M.; Mathews, J. P.; Scaroni, A., Concerning the nature of coal solutions and suspensions. Energy & Fuels 2004, 18, (4), 1104-1107.
  95. Groenzin, H.; Mullins, O. C.; Eser, S.; Mathews, J. P.; Yang, M. G.; Jones, A. D., Molecular size of asphaltene solubility fractions. Energy & Fuels 2003, 17, (2), 498-503.
  96. Mathews, J. P.; Hatcher, P. G.; Scaroni, A. W., Proposed model structures for Upper Freeport and Lewiston-Stockton vitrinites. Energy & Fuels 2001, 15, (4), 863-873.
  97. Acharya, M.; Strano, M. S.; Mathews, J. P.; Billinge, J. L.; Petkov, V.; Subramoney, S.; Foley, H. C., Simulation of nanoporous carbons: a chemically constrained structure. Philosophical Magazine B-Physics of Condensed Matter Statistical Mechanics Electronic Optical and Magnetic Properties 1999, 79, (10), 1499-1518.
  98. Mathews, J. P.; Hatcher, P. G.; Scaroni, A. W., Particle size dependency of volatile matter: Is there a non-maceral related effect? Fuel 1997, 76, (4), 359-362.
  99. Faulon, J.-L.; Mathews, J. P.; Carlson, G. A.; Hatcher, P. G., Correlation between micropore and fractal dimension of bituminous coal based on computer generated models. Energy & Fuels 1994, 8, (2), 408-415

Book Chapters and Students Theses

  1. Otis, C., Reforestation and afforestation may aid high density, low emission energy production In reducing CO2 and slowing climate change. 2022, Masters of Geographic Information Systems, The Pennsylvania State University
  2. Sagzhanov, D., 3D discrete fracture network for cleat-scale modeling of dynamic coal behavior, in Energy and Mineral Engineering (Mining option). 2019, The Pennsylvania State University.
  3. Thanasattayaviboon, B. Porosity, morphology, and structural transformation of bituminous coal char conversion under pore diffusion limitation: A comparison of CO2 gasification conversion and burnout in oxy‐fuel combustion. MS Thesis, John and Willie Leone Family Department of Energy and Mineral Engineering, The Pennsylvania State University, 2016.
  4. Louw, E. Structure and combustion reactivity of inertinite-rich and vitrinite-rich South African coal chars: quantification of the structural factors contributing to reactivity differences. Ph.D., John and Willie Leone Family Department of Energy and Mineral Engineering, The Pennsylvania State University, 2013.
  5. Castro-Marcano F. Improved generation of large-scale atomistic representations and pyrolysis/combustion simulations of Illinois coal and char using the ReaxFF reactive force field. Ph.D. Thesis, John and Willie Leone Family Department of Energy and Mineral Engineering, The Pennsylvania State University, 2012.
  6. Cetiner, R. Fragmentation of coal and improved dispersion of liquefaction catalysts using ionic liquids. M.S. Thesis in John and Willie Leone Family Department of Energy and Mineral Engineering. The Pennsylvania State University, 2011.
  7. Alvarez, Y. E., Development of a reactive coarse-graining approach for the utility enhancement of complex large-scale molecular models of coal, M.S. Thesis in Energy and Mineral Engineering. 2011, The Pennsylvania State University: State College, PA.
  8. Kumar, H. Inducing fractures and cleat aperture enhancement in bituminous coal via the application of microwave energy applied under hydrostatic stress conditions. M.S. Thesis in Energy and Mineral Engineering The Pennsylvania State University, 2010.
  9. Ferdandez-Alos, V. Improved molecular model generation from soots, chars, and coals: HRTEM lattice fringes reproduction with Fringe3D. M.S. Thesis in Energy and Geo-Environmental Engineering, The Pennsylvania State University, 2010.
  10. Pone, J. D. N. Carbon dioxide sequestration in coal: characterization of matrix deformation, sorption capacity and dynamic permeability at in-situ stress conditions. Ph.D. in Energy and Geo-Environmental Engineering, The Pennsylvania State University, 2009.
  11. Van Niekerk, D., Structural elucidation, molecular representation and solvent interactions of vitrinite-rich and inertinite-rich South African coals, 2008, Ph.D. in Energy and Geo-Environmental Engineering,The Pennsylvania State University.
  12. Hile, M., CO2 sorption by Pittsburgh-seam coal subjected to confining pressure, 2006, MS Thesis n Energy and Geo-Environmental Engineering, The Pennsylvania State University.
  13. Narkiewicz, M. R., Carbon dioxide sequestration in low-volatile bituminous coal molecular representations, 2005, MS Thesis n Energy and Geo-Environmental Engineering, The Pennsylvania State University.
  14. Rempel, J., Halverson, J., Burket, C., Strano, M. S., Mathews, J. P. and Foley, H. C., Structural Modeling of Nanoporous Carbon: A Review of Approaches to Simulating an Aperiodic and Non-Equilibrium Solid, in From Semiconductors to Proteins: Beyond the Average Structure, a volume in the Fundamental Materials Research Series, Thorpe, M. W. and Billinge, S. J., 2001, Klewer, New York,
  15. Mathews, J. P., Following the changes in the constitution of rapidly-heated bituminous vitrinites, 1998, Ph.D. Thesis in Fuel Science, The Pennsylvania State University.
  16. Hatcher, P. G., Faulon, J.-L., Clifford, D. J. and Mathews, J. P., A three-dimensional structural model for Humic Acids from oxidized soil, in Humic substances in the global environment and implications on human health, Senesi, N. and Miano, T. M., 1994, Elsevier Science, B. V., 133.

Conference Papers

  1. Zhu, W.; Wang, C.; Vander Wal, R.; Mathews, J. P., A 2D fingerprinting approach for strutural visualization of complex 3D soot atomistic representations. In The World Conference on Carbon, State College, PA, 2016; pp 1-3.
  2. Xin, H.; Huang, C.-H.; Mathews, J. P., An exploration of char reactivity capturing temperature effects within a simplistic but large-scale atomistic simulation. In The World Conference on Carbon, State College, PA, 2016; pp 1-3.
  3. Wang, C.; T., H.; Huang, C.-H.; Vander Wal, R. L.; Lester, E.; Mathews, J. P., Improved curvature analysis for HRTEM lattice fringes applied to soot. In The World Conference on Carbon, State College, PA, 2016; pp 1-4.
  4. Thanasattayaviboon, B.; Mathews, J. P., Porosity and morphology transformations of Pittsburgh no. 8 coal char in CO2 gasification under pore diffusion limitation. In The World Conference on Carbon, State College, PA, 2016; pp 1-4.
  5. Huang, Y.; Cannon, F. S.; Gao, J.; Watson, J. K.; Mathews, J. P., Atomistic modeling insight into the structure of lignite-based activated carbon, and behavior of benzene sorption. In The World Conference on Carbon, State College, PA, 2016.
  6. Xin, H. H.; Wang, C.; Wang, D.; Mathews, J. P., Examination of changing char reactivity with isothermal oxy-fuel combustion by a simplified atomistic simulation. In International Pittsburgh Coal Conference, Pittsburgh, USA, 2015; pp 1-7.
  7. Xin, H. H.; Wang, C.; Wang, D.; Mathews, J. P., Simplified atomistic simulation of coal char oxy-combustion: sensitivity analysis for reaction distance and factors influencing oxygen penetration. In International Conference on Coal Science and Technology, Melbourne, Australia, 2015; pp 1-4.
  8. Xin, H.; Wang, C.; Louw, E.; Watson, J. K.; Mathews, J. P. In Coal char atomistic exploration of oxy-combustion reactivity, 8th International Conference on Coal Combustion, Beijing, China, 2015; Beijing, China, 2015; pp 1-3.
  9. Mathews, J. P.; Huddle, T.; Wang, C.; Lester, E., Quantifying curvature in coal HRTEM lattice fringe micrographs. In International Conference on Coal Science and Technology, Melbourne, Australia, 2015.
  10. Mathews, J. P. In Plenary Lecture and paper: The structure and behavior of coals and chars via atomistic simulations of pyrolysis and combustion, 8th International Conference on Coal Combustion, Beijing, China, 2015; Beijing, China, 2015; pp 1-5.
  11. Winans, R. E.; Seifert, S.; Calo, M. J.; Mathews, J. P.; Gilbert, K.; Wang, J.; Lock, D., Characterization of coal porosity and gas-solid interfaces by SAXS, International Conference on Coal Science & Technology, 2013, The Pennsylvania State University, PA, USA, 889-95<
  12. Roberts, M. J.; Everson, R. C.; Neomagus, H. W. J. P.; Van Sitter, C. G. C. E.; Van Niekerk, D.; Mathews, J. P., The molecular structure of selected South African coal-chars to elucidate fundamental principles of the reaction between char and carbon dioxide, International Conference on Coal Science & Technology, 2013, The Pennsylvania State University, PA, USA, 91-103
  13. Ramachandran, V.; Castro-Marcano, F.; Van Niekerk, D.; Ferdandez-Alos, V.; Alvares Rojas, Y. E.; Pou, J. O.; Watson, J. K.; Mathews, J. P., Construction, structural evaluation, and exploring chemical transformations of coal molecular models using scripting, International Conference on Coal Science & Technology, 2013, The Pennsylvania State University, PA, USA, 1015-26
  14. Mitchell, G. D.; Mathews, J. P., Penn State’s Coal Repository: Penn State and Argonne Premium Coal Sample Bank & Database, International Conference on Coal Science & Technology, 2013, The Pennsylvania State University, PA, USA, 1122-32
  15. Louw, E.; Watson, J. K.; Mathews, J. P., Evaluating combustion reactivity of large-scale molecular coal char models with control over structural features, International Conference on Coal Science & Technology, 2013, The Pennsylvania State University, PA, USA, 569-76
  16. Kumar, H.; Elsworth, D.; Mathews, J. P., Evaluation of the role of coal softening on permeability for a sand propped fracture, International Conference on Coal Science & Technology, 2013, The Pennsylvania State University, PA, USA, 1485-91
  17. Campbell, Q. P.; Viljoen, J.; le Roux, M.; Mathews, J. P., Following coal processes using micro focus X-ray computed tomography, International Conference on Coal Science & Technology, 2013, The Pennsylvania State University, PA, USA, 881-8
  18. Mathews JP, Winans RE, Rodgers R, Sharma A, Advances in coal analysis and simulation 1989-2012, International Pittsburgh Coal Conference, 2012, Pittsburgh, PA, USA, 1-11
  19. Mathews JP, Song C, Finkelman R. B, Yue W, Chinese coal-in-title journal articles in Chinese and English, International Pittsburgh Coal Conference, 2012, Pittsburgh, PA, USA, 1-15
  20. Kumar H, Elsworth D, Mathews JP, Liu J, Pone D, The dynamic permeability of propped and non-propped artificial fracture in granite and bituminous coal with changes in effective stress, International Pittsburgh Coal Conference, 2012, Pittsburgh, PA, USA, 1-9
  21. Castro-Marcano F, van Duin ACT, Mathews JP, ReaxFF molecular dynamics pyrolysis simulation of a large-scale molecular model of Illinois no. 6 coal including the role of organic sulfur, International Pittsburgh Coal Conference, 2012, Pittsburgh, PA, USA,
  22. Alvarez, Y. E.; Watson, J. C. K.; Pou, J. O.; Castro-Marcano, F.; Mathews, J. P., Visualizing the macromolecular network structure of a large-scale (50,000 atom) Illinois No. 6 coal bituminous molecular representation in 3D and 2D lattice views, International Conference on Coal Science & Technology, 2011, Oviedo, Spain.
  23. Mathews, J. P.; Alvarez, Y. E.; Winans, R. E., An analysis of the research performed with the Argonne Premium Coals and its contribution to coal science, International Conference on Coal Science & Technology, 2011, Oviedo, Spain.
  24. Winans, R. E.; Seifert, S.; Locke, D.; Chupas, P.; Chapman, K.; Narkiewicz, M. R.; Mathews, J. P.; Calo, J., Porosity and gas absorption of coals studied by X-ray scattering and modeling, International Conference on Coal Science & Technology, 2011, Oviedo, Spain.
  25. Mathews, J. P.; Miller, B. G.; Song, C. S.; Schobert, H. H.; Botha, F.; Finkelman, R. B.; Chaffee, A., The current state of affairs of coal research in the United Kingdom, Germany, Australia, and South Africa, International Conference on Coal Science and Technology, 2011, Oviedo, Spain.
  26. Mathews, J. P.; Miller, B.; Song, C. S.; Schobert, H. H.; Botha, F.; Finkelman, R. B., The current state of affairs of coal research in U.S. Universities, International Conference on Coal Science and Technology, 2011, Oviedo, Spain.
  27. Castro-Marcano, F.; Winans, R. E.; Seifert, S.; Locke, D.; Chupas, P.; Chapman, K.; Calo, J. M.; Mathews, J. P., Fine structure evaluation of the pair correlation function with molecular “slice” models of the Argonne Premium coals, International Pittsburgh Coal Conference, 2011, Pittsburgh, PA.
  28. Louw, E.; Mitchell, G. D.; Mathews, J. P., Morphologies, X-ray parameters, and burnout comparisons of inertinite-rich and vitrinite-rich South African bituminous coal derived chars, International Pittsburgh Coal Conference, 2011, Pittsburgh, PA.
  29. Mathews, J. P.; Krishnamoorthy, V.; Louw, E.; Tchapda, A. H. N.; Castro-Marcano, F.; Karri, V.; Alexis, D. A.; Mitchell, G. D., Coal, it is elementary my dear Watson, International Pittsburgh Coal Conference, 2011, Pittsburgh, PA.
  30. Castro-Marcano, F.; Kamat, A. M.; Russo, M. F.; van Duin, A.; Mathews, J. P., ReaxFF molecular dynamics oxidation simulation of Illiinois No. 6 coal char Prepr. Pap.-Am. Chem. Soc., Div. Fuel Chem., 2011, Denver, CO, 56, 276-8
  31. Mathews, J. P.; Castro-Marcano, F.; Ferdandez-Alos, V.; Watson, J. K.; Alvarez, Y. E.; Van Niekerk, D.; Kamat, A. M.; Russo, M. F.; van Duin, A., Breaking the barriers: accurate large-scale molecular representations of coal (or other carbonaceous structures) with relative ease and their use with reactive simulations, Prepr. Pap.-Am. Chem. Soc., Div. Fuel Chem., 2011, Denver, CO, 54, 295-7
  32. Alvarez, Y. E.; Moreno, B. M.; Klein, M. T.; Watson, J. K.; Mathews, J. P., Network decomposition modeling in coal-specific lattices, Prepr. Pap.-Am. Chem. Soc., Div. Fuel Chem., 2011, Denver, CO, 54, 285-7
  33. Elsworth, D.; Wang, S.; Izadi, G.; Kumar, H.; Liu, J.; Lee, D.-S.; Mathews, J. P.; Pone, D., Complex process couplings in systems pushed far from equilibrium: applications to carbon dioxide sequestration in carboniferous formations [Plenary], Proc. Workshop on CO2 Storage in Carboniferous Formations and Abandoned Mines, 2011, China University of Mining and Technology, Beijing
  34. Alvarez, Y. E.; Watson, J. K. W.; Mathews, J. P., Improving the utility of large-scale coal molecular models by simplifying the view: 3D models to reactive lattice grids, Prepr. Pap.-Am Chem. Soc, Div. Fuel Chem., 2010, Boston, MA, Aug. 22-26, 55, 382-3,
  35. Kumar, H.; Lester, E.; Kingman, S.; Avila, C.; Jones, A.; Robinson, J.; Halleck, P. M.; Mathews, J. P., Inducing fractures and increasing cleat apertures in bituminous coal (under hydrostatic stress conditions) via application of microwave energy International Coalbed & Shale Gas Symposium, Tuscaloosa, Alabama, (2010), 1-11
  36. Painter, P.; Pulati, N.; Cetiner, R.; Sobkowiak, M.; Mitchell, G. D.; Mathews, J. P., Dissolution and dispersion of coal in ionic liquids. Prepr. Pap.-Am. Chem. Soc., Div. Fuel Chem., 2010; Vol. 55, pp 19-20.
  37. Van Niekerk, D.; Mathews, J. P., Molecular dynamics simulation of coal-solvent interactions in Permian-aged South African coals. International Conference on Coal Science & Technology, Cape Town, South Africa, 2009.
  38. Pone, J. D. N.; Halleck, P. M.; Mathews, J. P., Methane and carbon dioxide sorption and transportation rates in coal at in-situ conditions. Energy Procedia 2009, 1, 3121-3128.
  39. Mathews, J. P.; van Duin, A.; Chaffee, A., The utility of coal molecular models. International Conference on Coal Science & Technology, Cape Town, South Africa, 2009
  40. Mathews, J. P.; Pone, J. D. N.; Mitchell, G. D.; Halleck, P., High-resolution X-ray computed tomography observations of the thermal drying of lump-sized subbituminous coal. In International Conference on Coal Science & Technology, Cape Town, South Africa, 2009.
  41. Kumar, H.; Pone, J. D. N.; Mitchell, G. D.; Halleck, P. M.; Mathews, J. P. Lithotype influences on (an idealized) coal cleat surface deformation by carbon dioxide induced coal swelling, International Coalbed Methane and Oil Shale Symposium, May 20-21, University of Alabama, AL., 2009; May 20-21, University of Alabama, AL., 2009.
  42. Ferdandez-Alos, V.; Watson, J. K.; Mathews, J. P. Directly capturing aromatic structural features in coal via "Fringe3D" generating 3D molecular models directly from HRTEM lattice fringe images, Prepr. Pap.-Am. Chem. Soc., Div. Fuel Chem., Salt Lake City, UT, 2009; Salt Lake City, UT, 2009; pp 338-340.
  43. Winans, R. E., Chapman, K. W., Chupas, P. J., Seifert, S., Clemens, A. H., Calo, J., Bain, E., Mathews, J. P. and Narkiewicz, M. R., In situ studies of coal pressurized with CO2 by small angle and high energy, wide angle X-ray scattering, Prepr. Pap. - Am. Chem. Soc., Div. Fuel Chem., 2008, New Orleans, LA, 53,
  44. Stracher, G. B.; Hower, J. C.; Hiett, J.; Finkelman, R. B.; Prakash, A.; Pone, J. D. N.; Mathews, J.; Annegarn, H.; A.A., H. K.; Blake, D. R.; Schroeder, P. A.; Emsbo-Mattingly, S. D.; O'Keefe, J. M. K.; Mardon, S. M. Coal fires: gateway to environmental destruction and human suffering, Fossil Fuel Foundation of Africa, 2nd Conference on Spontaneous Combustion: Open Cast and Surface Mines, Parkview, South Africa, 2008.
  45. Pone, J. D. N.; Halleck, P. M.; Mathews, J. P., Methane and carbon dioxide sorption and transport rates in coal at in-situ conditions. 9th International Conference on Greenhouse Gas Control Technologies, Washington, D.C., 16-20 November, 2008.
  46. Pone, J. D. N.; Halleck, P. M.; Mathews, J. P., Detailed characterization of coal strains induced by compression, carbon dioxide sorption, and desorption at simulated in situ conditions-conf paper. In 2008 Asia Pacific Coalbed Methane Symposium, Brisbane, Australia, 22-24 September, 2008.
  47. Van Niekerk, D.; Mathews, J. P., The nature of solvent extracts from vitrinite-rich and inertinite-rich South African bituminous coals. International Pittsburgh Coal Conference, Sandton, South Africa, 2007.
  48. Van Niekerk, D. and Mathews, J. P., Solvent swelling of similar rank South African vitrinite-rich and inertinite-rich coals: swelling extent and maceral influences, International Conference on Coal Science and Technology, 2007, The University of Nottingham, England, 28-31 August,
  49. Mathews, J. P., Cody, G. D. and Sharma, A., The structural alignment of coal as measured by image analysis of HRTEM fringes, International Conference on Coal Science and Technology, 2007, The University of Nottingham, England, 28-31 August,
  50. Kingman, S., Lester, E., Wu, T., Mathews, J. P. and Bradshaw, S., The potential of coal microwaving in power stations to improve grindability, International Conference on Coal Science and Technology, 2007, The University of Nottingham, England, 28-31 August,
  51. van Niekerk, D.; Markley, B.; Li, Y.; Rodriguez-Santiago, V.; Thompson, D.; Mohan, A. R.; Elsworth, D.; Mathews, J. P.; Pisupati, S.; Song, C., Utilization of carbon dioxide from coal-fired power plant for the production of value-added products. In The International Pittsburgh Coal Conference, Pittsburgh, PA, September 25-28, 2006.
  52. Soundarrajan, N., Hill, M. A., Chen, L.-M., Dhar, V. G., Guo, J., Kim, H. J., Mustafaoglu, O., Sundararaman, R., Elsworth, D., Mathews, J. P., Pisupati, S. V. and Song, C., Optimal design for integrating CO2 capture and fuel conversion technologies in a 500 MWe coal-based power plant, The International Pittsburgh Coal Conference, 2006, Pittsburgh, PA, September 25-28
  53. Narkiewicz, M. R. and Mathews, J. P., Visualization of carbon dioxide sequestration issues within coal using a molecular representation of Pocahontas No. 3 coal, 12th International Conference on Coal Science and Technology, 2005, October 9-14, Okinawa, Japan,
  54. Dick, T. J., Acevedo, O., Dalal, P., Madura, J. D., Evanseck, J. D. and Mathews, J. P., Molecular basis for carbon dioxide sequestration in coal, Prepr. Pap. - Am. Chem. Soc., Div. Fuel Chem.. 2002, Orlando, Fl, April 7-11, Online at: http://pubs.acs.org/meetingpreprints/ , 47 (1),, 14.
  55. Adams, A. N., Mathews, J. P. and Schobert, H. H., The Use of image analysis for the optimization of pre-baked anode formulation, Light Metals: Proceedings of Sessions, TMS Annual Meeting, 2002, Warrendale, Pennsylvania, 547.
  56. Adams, A. N., Karacan, C. O., Grader, A., Mathews, J. P., Halleck, P. and Schobert, H. H., The non-distructive 3-D characterization of pre-baked carbon anodes using X-ray computerized tomography, Light Metals: Proceedings of Sessions, TMS Annual Meeting, 2002, Warrendale, Pennsylvania, 535.
  57. Mathews, J. P., Karacan, O., Halleck, P., Mitchell, G. D. and Grader, A., Storage of pressurized carbon dioxide in coal observed using X-Ray tomography, First National Conference on Carbon Sequestration, 2001, Washington, DC, Online at: http://www.netl.doe.gov/publications/proceedings/01/carbon_seq/7a4.pdf,
  58. Mathews, J. P., Karacan, C. O., Dutta, R. P. and Eser, S., Computer tomography of laboratory generated delayed coke, Prepr. Pap. - Am. Chem. Soc., Div. Petro. Chem., 2001, Chicago, IL, 46, 3, 252.
  59. Mathews, J. P., Jones, A. D., Pappano, P. J., Hurt, R. and Schobert, H. H., New insights into coal structure from the combination of HRTEM and laser desorption ionization mass spectrometry, 11th Int. Conf. on Coal Science, 2001, San Francisco, CA., Available on CDROM from NETL,
  60. Andrésen, J. M., Strohm, J. J., Mathews, J. P. and Song, C., Modeling of coke formation from Napthenic jet fuel in the pyrolytic regime, Prepr. Pap. - Am. Chem. Soc., Div. Fuel Chem., 2001, Chicago, IL, 46, 2, 365.
  61. Adams, A. N., Mathews, J. P. and Schobert, H. H., The Use of image analysis for the optimization of pre-baked anode performance in aluminum production, Prepr. Pap. - Am. Chem. Soc., Div. Fuel Chem.. 2001, Chicago, IL, 46, 2, 595.
  62. Pappano, P. J., Mathews, J. P. and Schobert, H. H., Graphitization studies of Pennsylvania Anthracite using molecular visualization, Eurocarbon 2000, 2000, 9-13 July, Berlin, 165.
  63. Pappano, P. J., Mathews, J. P. and Schobert, H. H., Molecular modeling of the stages of carbonization of phenanthrene and anthracene, 24th Biennial Conference on Carbon, 1999, Charleston, SC, 1, 202.
  64. Pappano, P., Mathews, J. P. and Schobert, H. H., Structural determinations of Pennsylvania anthracites, Prepr. Pap. - Am. Chem. Soc., Div. Fuel Chem.. 1999, New Orleans, 44,
  65. Mathews, J. P., Eser, S. and Rahimi, P., Preliminary results on the molecular structures of the Athabasca and Cold Lake asphaltenes, Prepr. Pap. - Am. Chem. Soc., Div. Fuel Chem., 1999, New Orleans, 44, 4, 783.
  66. Schobert, H. H., Rusinko, F. J. and Mathews, J. P., W(h)ither the coal industry? The long term view, The Pittsburgh Coal Conference, 1998,
  67. Mathews, J. P., Hatcher, P. G. and Scaroni, A. W., Devolatilization, a molecular modeling approach, Prepr. Pap. - Am. Chem. Soc., Div. Fuel Chem., 1998, Dallas, TX, March 29-April 2, 43, 1, 136.
  68. Mathews, J. P., Hatcher, P. G., Eser, S., Walsh, P. and Scaroni, A. W., Time-temperature histories of bituminous coal particles in a drop-tube reactor, Prepr. Am. Chem. Soc., Div Fuel Chem., 1998, Boston, MA, August 22-27, 1998, 43, 3, 611.
  69. Mathews, J. P., Hatcher, P. G. and Scaroni, A. W., Influence of chemical structure on the fluidity of rapidly heated bituminous vitrinites, Prepr. Pap. - Am. Chem. Soc., Div. Fuel Chem.. 1997, San Francisco, April 13-17, 42, 1, 214.
  70. Clifford, D. J., Mathews, J. P., Faulon, J.-L. and Hatcher, P. G., Chemical structure of hand-picked coal macerals derived from specific plant precursors, Prepr. Pap. - Am. Chem. Soc., Div. Fuel Chem.. 1994, San Diego, 31, 1, 198.
  71. Mathews, J. P., Scaroni, A. W., Faulon, J.-L. and Hatcher, P. G., A structural model for coalified wood (vitrinite) from a medium volatile bituminous coal seam, Int. Conf. on Coal Science, 1993, Banff, Alberta, Canada, Int. Energy Agency, Vol 1, 128.
  72. Faulon, J.-L., Mathews, J. P., Carlson, G. A. and Hatcher, P. G., Statistical evaluation of physical properties for coal macromolecules based on computer generated structures, Prepr. Pap. - Am. Chem. Soc., Div. Fuel Chem.. 1993, Chicago, IL, 38, 4, 1275.

Education Conference Papers

  1. Pisupati, S. and Mathews, J. P., Differences in teaching and learning outcomes in face-to-face, online, and hybrid modes of energy conservation course, American Society for Engineering Education Annual Conference, 2008, Pittsburgh, PA,
  2. Mathews, J. P., Wherley, M. and Spielvogel, E., Reaching the masses, web enabled redesign of "Energy & the Environment" general education class, Prepr. Pap.-Am. Chem. Soc., Div. Pet. Chem., 2008, New Orleans, LA,
  3. Eser, S., Mathews, J. P. and Bridger, J. C., Integrating general education courses in natural science and social science using a common thread, for example Pennsylvania coal, Prepr. Pap.-Am. Chem. Soc., Div. Pet. Chem., 2008, New Orleans, LA,
  4. Mathews, J. P. and DiBiase, D., Institutional Perspective on Online Education at Penn State, International Conference on Education and Information Systems, Technologies and applications: EISTA '06, 2006, Orlando, FL, II, 29.
  5. Howell, P. R., Mathews, J. P., Pisupati, S., Babb, D. and Locklin, R. H., Designing on-line general education, natural science courses, in the College of Earth and Mineral Sciences (EMS), at the Pennsylvania State University, The 4th International Conference on Education and Information Systems, Technologies and Applications: EISTA '06, 2006, Orlando, Florida, July 20-23, 12.
  6. Morales, D. R. and Mathews, J. P., Success in online learning: Does faculty intercession via e-mail message alter student procrastination behavior and enhance learning?, American Society for Engineering Education Annual Conference, June 12-15, 2005, Portland,  OR,
  7. Mathews, J. P., Wiesner, A. and Pisupati, S. V., What online quizzing can tell us about our students, American Society for Engineering Education Annual Conference, June 12-15, 2005, Portland, OR,
  8. Pisupati, S., Mathews, J. P., DiBiase, D. and Scaroni, A. W., An assessment of active and project based learning in energy conservation education for non-technical students, Proceedings of the 2004 ASEE Annual Conference & Exposition, 2004,
  9. Mathews, J. P., Haughton, N. A., DiBiase, D. and Pisupati, S., For an Online Course Encompassing “Traditional Students”: How, Where, and When Students Work and Engage with the Course Material, Frontiers in Education Conference, 2004, Savannah, Georgia, CD, Paper no. 1645, 1.
  10. Pisupati, S., Mathews, J. P. and Scaroni, A. W., Energy Conservation Education for Non-Engineering Students and Effectiveness of Active Learning Components, American Society for Engineering Education Annual Conference, 2003, Nashville, TN,
  11. Mathews, J. P., Spielvogel, E., Wherley, M., DiBiase, D. and Pisupati, S., Online teaching of "Energy & the Environment", American Society for Engineering Education Annual Conference, 2003, Nashville, TN.