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Fields of interest:

• coal petrology,
• coal geochemistry, 
• organic metamorphism, 
• coal combustion byproducts
  

Recent publications:

J.C. Hower: 
Maceral/ Microlithotype Partitioning with Particle Size of Pulverized Coal: Examples from Power Plants Burning Central Appalachian and Illinois Basin Coal,
International Journal of Coal Geology, Vol. 73, (2008), pp. 213-218.

J.C. Hower, J.L. Campbell, W.J. Teesdale, Z. Nejedly and J.D. Robertson:
Scanning proton microprobe analysis of mercury and other trace elements in Fe-sufides from a Kentucky coal,
International Journal of Coal Geology, Vol. 75, (2008),  pp. 88-92.

J.C. Hower, E.J. Trinkle and R. Raione:
Vickers Microhardness of Telovitrinite and Pseudovitrinite from High Volatile Bituminous Kentucky Coals,
International Journal of Coal Geology, Vol. 75, (2008), pp. 76-80.

J.C. Hower, J.M.K. O’Keefe, C.F. Eble:
Tales from a Distant Swamp: Petrological and Paleobotanical Clues for the Origin of the Sand Coal Lithotype (Mississippian, Valley Fields, Virginia):,
International Journal of Coal Geology, Vol. 75, (2008), pp. 119-126.

J.M.K. O’Keefe, M.G. Shultz, S.M. Rimmer, J.C. Hower and J.T. Popp:
Paradise (and Herrin) Lost: Marginal Depositional Settings of the Herrin and Paradise Coals, Western Kentucky Coalfield,
International Journal of Coal Geology, Vol. 75, (2008),  pp. 144-156.

B. Valentim, J.C. Hower, D. Flores, A. Guedes:
Notes on the efficacy of wet versus dry screening of fly ash,
Minerals & Metallurgical Processing, Vol. 25, (2008), pp. 143-148.

S.M. Mardon, J.C. Hower, J.M.K. O’Keefe, M.N. Marks, D.H. Hedges:
Coal combustion by-product quality at two stoker boilers: Coal source versus fly ash collection system design,
International Journal of Coal Geology, Vol. 75, (2008), pp. 248-254.

T. Algeo, H. Rowe, J. Hower, L. Schwark, A. Herrmann and P. Heckel:
Oceanic denitrification during Late Carboniferous glacial-interglacial cycles,
Nature Geoscience, Vol. 1, (2008), pp. 709-714.

J.C. Hower, U.M. Graham, A. Dozier, M.T. Tseng, R.A. Khatri:
Association of sites of heavy metals with nanoscale carbon in a Kentucky electrostatic precipitator fly ash,
Environmental Science & Technology, Vol. 42, (2008), pp. 8471-8477.