Publications

Research articles in refereed journals

  1. Nehru Chevanan, Alvin R. Womac, Venkata S.P. Bitra, C. Igathinathane, Yuechuan T. Yang, Petre I. Miu, Shahab Sokhansanj. 2010. Bulk density and compaction behavior of knife mill chopped switchgrass, wheat straw, and corn stover. Bioresource Technology 101(1):207-214. (pdf-link)

  2. Venkata S.P. Bitra, Alvin R. Womac, C. Igathinathane, Petre I. Miu, Yuechuan T. Yang, David R. Smith, Nehru Chevanan, Shahab Sokhansanj. 2009. Direct measures of mechanical energy for knife mill size reduction of switchgrass, wheat straw, and corn stover. Bioresource Technology 100(24):6578-6585. (pdf-link)

  3. Venkata S.P. Bitra, Alvin R. Womac, Yuechuan T. Yang, C. Igathinathane, Petre I. Miu, Nehru Chevanan, Shahab Sokhansanj. 2009. Knife mill operating factors effect on switchgrass particle size distributions. Bioresource Technology 100(21):5176-5188.      (pdf-link)

  4. Venkata S.P. Bitra, Alvin R. Womac, Nehru Chevanan, Petre I. Miu, C. Igathinathane, Shahab Sokhansanj, David R. Smith. 2009. Direct mechanical energy measures of hammer mill comminution of switchgrass, wheat straw, and corn stover and analysis of their particle size distributions. Powder Technology 193(1):32-45.      (pdf-link)

  5. Nehru Chevanan, Alvin R. Womac, Venkata S.P. Bitra, Daniel C. Yoder, Shahab Sokhansanj. 2009. Flowability parameters for chopped switchgrass, wheat straw, and corn stover. Powder Technology 193(1):79-86.      (pdf-link)

  6. C. Igathinathane, L.O. Pordesimo, A.R. Womac, S. Sokhansanj. 2009. Hygroscopic moisture sorption kinetics modeling of corn stover and its fractions. Transactions of the ASABE 25(1):65-73. (pdf-link)

  7. C. Igathinathane, A.R. Womac, S. Sokhansanj, S. Narayan. 2009. Size reduction of high- and low-moisture corn stalks by linear knife grid system. Biomass and Bioenergy 33:547-557.   (pdf-link)

  8. C. Igathinathane, A.R. Womac, L.O. Pordesimo, S. Sokhansanj. 2008. Mold appearance and modeling on selected corn stover components during moisture sorption. Bioresource Technology 99:6365-6371. (pdf-link)

  9. C. Igathinathane, A.R. Womac, S. Sokhansanj, S. Narayan. 2008. Knife grid size reduction to pre-process packed beds of high- and low-moisture switchgrass. Bioresource Technology 99(7):2254-2264. (pdf-link)

  10. C. Igathinathane, A.R. Womac, S. Sokhansanj, L.O. Pordesimo. 2007. Moisture sorption thermodynamic properties of corn stover fractions. Transactions of the ASABE 50(6): 2151-2160.     (pdf-link)

  11. X.P. Ye, J. Julson, M. Kuo, A. Womac, D. Myers. 2007. Properties of medium density fiberboards made from renewable biomass. Bioresource Technology 98(5):1077-1084. (pdf-link)

  12. X. Ye, S. Wang, R. Raun, J. Qi, A.R. Womac, C.J. Doona. 2006. Water mobility and mold susceptibility of engineered wood products. Transactions of the ASABE 49(4): 1159-1165.
    (pdf-link)

  13. C. Igathinathane, A. R. Womac, S. Sokhansanj, L. O. Pordesimo. 2006. Mass and Moisture Distribution in Above-ground Components in Standing Corn Plants. Transactions of the ASABE 49(1): 97-106.   (pdf-link)

  14. M. Yu, A.R. Womac, C. Igathinathane, P. D. Ayers, M.J. Buschermohle. 2006. Switchgrass ultimate stresses at typical biomass conditions available for processing. Biomass and Bioenergy 30(3): 214-219. (pdf-link)

  15. A.R. Womac, C. Igathinathane, S. Sokhansanj, L. O. Pordesimo. 2005. Biomass Moisture Relations of an Agricultural Field Residue: Corn Stover. Transactions of the ASAE 48(6): 2073-2083.     
    (pdf-link)

  16. C. Igathinathane, A.R. Womac, S. Sokhansanj, L. O. Pordesimo. 2005. Sorption Equilibrium Moisture Characteristics of Selected Corn Stover Components. Transactions of the ASAE 48(4): 1449-1460. (pdf-link)

  17. Bitra, V. S., A.R. Womac, C. Igathinathane, P.I. Miu, Y.T. Yang, and S. Sokhansanj. 2009. Comminution Energy Consumption of Biomass in Knife Mill and its Particle Size Characterization. Paper No. 095898, ASABE Annual International Meeting, June 21 - 24, 2009 – Reno, Nevada.
    (pdf-link)

  18. Bitra, V. S., A.R. Womac, N. Chevanan, and S. Sokhansanj. 2008. Comminution Properties of Biomass in Hammer Mill and its Particle Size Characterization. Paper No. 083875, ASABE Annual International Meeting, June 29 - July 2, 2008 – Providence, Rhode Island. (pdf-link)

  19. Chevanan, N., A.R. Womac, V.S. Bitra and D.C. Yoder. 2008. Flowability parameters for chopped switchgrass, wheat straw and corn stover. Paper No. 084162, ASABE Annual International Meeting, June 29 - July 2, 2008 – Providence, Rhode Island. (pdf-link)

  20. Chevanan, N., A.R. Womac, and V.S. Bitra. 2008. Loose filled and tapped densities of chopped switchgrass, corn stover and wheat straw. Paper No. 084085, ASABE Annual International Meeting, June 29 - July 2, 2008 – Providence, Rhode Island. (pdf-link)

  21. Lam, P. S., S. Sokhansanj, X. Bi, S. Mani, C.J. Lim, A.R. Womac, M. Hoque, J. Peng, L. J. Naimi. 2007. Physical characterization of wet and dry wheat straw and switchgrass - bulk and specific density. Paper No. 076058, ASAE Annual International Meeting, June 17 - 20, 2007 – Minneapolis, Minnesota. (pdf-link)

  22. Igathinathane, C., A.R. Womac, S. Sokhansanj, S. Narayan, 2007. Size Reduction of Wet and Dry Biomass by Linear Knife Grid Device. Paper No. 076045, ASAE Annual International Meeting, June 17 - 20, 2007 – Minneapolis, Minnesota. (pdf-link)

  23. Hoque, M., S. Sokhansanj,, L. Naimi, X. Bi, J. Lim, A. Womac. 2007. Review and analysis of performance and productivity of size reduction equipment for fiberous materials. Paper No. 076164, ASAE Annual International Meeting, June 17 - 20, 2007 – Minneapolis, Minnesota. (pdf-link)

  24. Womac, A. R., C. Igathinathane, P. Bitra, P. Miu, T. Yang, S. Sokhansanj, and S. Narayan. 2007. Biomass Pre-Processing Size Reduction with Instrumented Mills, ASAE Paper No. 076046, ASAE Annual International Meeting, June 17 - 20, 2007 – Minneapolis, Minnesota. (pdf-link)

  25. Naimi, L.J., S. Sokhansanj, X. Bi, C. J. Lim, S. Mani, M. Hoque, P. S. Lam, and A.R. Womac. 2007. Modeling and characterization of biomass size reduction. Paper No. 076047, ASAE Annual International Meeting, June 17 - 20, 2007 – Minneapolis, Minnesota.   (pdf-link)

  26. Naimi, L.J., S. Sokhansanj, S. Mani, M. Hoque, T. Bi, A.R. Womac, S. Narayan. 2006. Cost and performance of woody biomass size reduction for energy production. Paper No. 06-107, The canadian society of Bioenginerring, July 16 - 19, 2006 - Edmonton Alberta, CA  (pdf-link)

  27. Ye, X. P., S. Liu L. Kline, D.G. Hayes, A.R. Womac, S. Sokhansanj, and S. Narayan. 2006 Fast biomass compositional analysis using fourier transform near-infrared technique. Paper No. 066155, ASAE Annual International Meeting, July 9 - 12, 2006 – Portland, Oregon.      (pdf-link)

  28. Yu, M., A.R. Womac, P. Miu, C. Igathinathane, S. Sokhansanj, and S. Narayan. 2006. Direct energy measurement systems for rotary biomass grinder - hammermill. Paper No. 066217, ASAE Annual International Meeting, July 9 - 12, 2006 – Portland, Oregon.      (pdf-link)

  29. Igathinathane, C., A. R. Womac, P. I. Miu, M. Yu, S. Sokhansanj, and S. Narayan. 2006. Linear Knife Grid Application for Biomass Size Reduction, ASAE Paper No. 066170, ASAE Annual International Meeting, July 9 - 12, 2006 – Portland, Oregon.      (pdf-link)

  30. Yang, Y., A.R. Womac, and P Miu. 2006. High specific separation of biomass materials by sieving. Paper No. 066172, ASAE Annual International Meeting, July 9 - 12, 2006 – Portland, Oregon.  
    (pdf-link)

  31. Klasek, S.E., A.R. Womac, D.C. Yoder, and D.G. Hayes. 2006. Terminal velocity determination for component separation of biomass. Paper No. 066218, ASAE Annual International Meeting, July 9 - 12, 2006 – Portland, Oregon.      (pdf-link)

  32. Petre, I. M. A. R. Womac, C. Igathinathane, S. Sokhansanj. 2006. Analysis of biomass Comminution and separation process in rotary equipment – A review, ASAE Paper No. 066169, ASAE Annual International Meeting, July 9 - 12, 2006 – Portland, Oregon.      (pdf-link)

  33. Igathinathane, C., A. R. Womac, S. Sokhansanj, and L. O. Pordesimo. 2005. Thermodynamic Properties and Mold Appearance on Selected Corn Stover Components, ASAE Paper No. 056047, ASAE Annual International Meeting, July 17 - 20, 2005 – Tampa, Florida.      (pdf-link)

  34. Womac, A. R., M. Yu, C. Igathinathane, P. Ye, D. Hayes, S. Narayan, S. Sokhansanj, and L. Wright. 2005. Shearing Characteristics of Biomass for Size Reduction, ASAE Paper No. 056058, ASAE Annual International Meeting, July 17 - 20, 2005 – Tampa, Florida.      (pdf-link)

  35. Igathinathane, C., A. R. Womac, S. Sokhansanj, and L. O. Pordesimo. 2004. Vertical Mass and Moisture Distribution in Standing Corn Stalks, ASAE Paper No. 041162, ASAE/CSAE Annual International Meeting, August 1-4, 2004- Ottawa, ON, Canada.       (pdf-link)

  36. Womac, A.R., C. Igathinathane, S. Sokhansanj, and L. O. Pordesimo. 2004. Field Corn Stover Moisture Relations Determined by In-Situ Weight and Grab Sample Techniques, ASAE Paper No. 041163, ASAE/CSAE Annual International Meeting, August 1 - 4, 2004- Ottawa, ON, Canada.       (pdf-link)

  37. Yu, M., A.R. Womac, and L.O. Pordesimo. 2003. Review of biomass size reduction technology. Paper No. 036077, ASAE Annual International Meeting, July 27 - 30, 2003. Las Vegas, Nevada, USA       (pdf-link)

Papers Presented

  1. Groothuis, M., A.R. Womac, G. Braswell, and V.S.P. Bitra. 2011. Compaction Experiences with Bulk-Format Switchgrass in Commercial Transfer Systems. Paper No. 1110819, ASABE Annual International Meeting, August 7-10, 2011 – Louisville, Kentucky. pdf-link)

  2. Chevanan, N., A.R. Womac, and V.S. Bitra. 2008. Loose filled and tapped densities of chopped switchgrass, corn stover and wheat straw. Paper No. 084085, ASABE Annual International Meeting, June 29 - July 2 2008 – Providence, Rhode Island. (pdf-link)

  3. Womac, A.R., X. P. Ye,  D. G. Hayes, C. Igathinathane, S. Klasek, P. Miu, T. Yang, M. Yu, S. Sokhansanj, and S. Narayan. 2006. Advances in Biomass Integrated Size Reduction and Separation. Agricultural Equipment Technology Conference, February 12-14, 2006 - Louisville, Kentucky.       (pdf-link)

  4. Miu, P., A. R. Womac, C. Igathinathane, M. Yu, S. Narayan, and S. Sokhansanj. 2006. Rotary Equipment and Process Investigation for Biomass Size Reduction. Agricultural Equipment Technology Conference, February 12-14, 2006 - Louisville, Kentucky.       (pdf-link)

  5. Igathinathane, C., A. R. Womac, P. Miu, M. Yu, S. Narayan, and S. Sokhansanj. 2006. Linear Equipment and Process Investigation for Biomass Size Reduction. Agricultural Equipment Technology Conference, February 12-14, 2006 - Louisville, Kentucky.      (pdf-link)