Dr Warren Batchelor BSc (Physics), University of Melbourne, 1985 BSc (Hons) (Physics), Monash University, 1986 PhD (Physics), Monash University, 1992 Senior Lecturer email: warren.batchelor@eng.monash.edu.au tel: (61 3) 9905 3452 fax:(61 3) 9905 3413 Room 104, Building 59 Engineering  Research Information Page Paper and Fibre Science

Professional Appointments

• Department of Chemical Engineering, Monash University
• 2002-present: Senior Lecturer
• 1996-2001: Lecturer
• 1994-1996: Post-doctoral Fellow, Pulp and Paper Research Institute of Canada working at the Pulp and Paper Centre, University of British Columbia
• 1992-1993: Post-doctoral Fellow, Department of Physics, Monash University 

Professional Affiliations 

• Member, TAPPI
• Member, Appita

Current Research and Professional Interests

• Low consistency refining
• Paper strength and toughness
• Linting in offset printing of newsprint
• Paper drying
• Fibril angle measurement
• Single fibre mechanical properties
• Project manager, CRC Smartprint
• Education Program Manager, CRC Smartprint

Selected Publications

Low consistency refining

• Batchelor, W. J. (2001). "Effects of flocculation and floc trapping on fibre treatment in low-consistency refining." Journal of Pulp & Paper Science 27(7): 249-254.
• Batchelor, W. J., D. M. Martinez, et al. (1997). "Forces on fibres in low-consistency refining - shear force." Journal of Pulp & Paper Science 23(1): J 40-J 45.
• Martinez, D. M., W. J. Batchelor, et al. (1997). "Forces on fibres in low-consistency refining - normal force." Journal of Pulp & Paper Science 23(1): J 11-J 18.
• Batchelor, W.J., Kure, K.A. and Ouellet, D. (1999): Refining and the development of fibre properties, Nordic Pulp Paper Res. J. 14(4), 285-291.

Fibril angle measurements

• Batchelor, W. J., A. B. Conn, et al. (1997). "Measuring the fibril angle of fibres using confocal microscopy." Appita Journal 50(5): 377-380.
• Long, J. M., A. B. Conn, et al. (2000). "Comparison of Methods to Measure Fibril Angle in Wood Fibres." Appita Journal 53(3): 206-209.

Fracture toughness

• Batchelor, W. J. and D. M. S. Wanigaratne (2003). "A new cyclic loading method for measuring sheet fracture toughness." Int. J of Fracture 123(1-2): 15-28.  

Paper strength

• He, J., Batchelor, W.J., Markowski, R. and Johnston, R.E. (2003): A new approach for quantitative analysis of paper structure at the fibre level, Appita J. 56(5), 366-370.
• He, J., W. J. Batchelor, et al. (2003). An Analytical Model for Number of Fibre-Fibre Contacts in Paper and Expressions for Relative
• Bonded Area (RBA). 2003 International Paper Physics Conference, Victoria, Canada, Paptac.
• He, J., Batchelor, W.J. and Johnston, R.E. (2004): A microscopic study of fibre-fibre contacts in paper, Appita J. 57(4), 292-298.
• He, J., Batchelor, W.J. and Johnston, R. (2003): The Behaviour of Fibers in Wet Pressing, TAPPI J. 2(12), 27-31.
• Batchelor, W.J. and He, J. (2005): A new method for determining the Relative Bonded Area, Tappi J. 4(6), 23-28.

Single fibre mechanical properties and zero and short span tests

• Batchelor, W. J. and B. S. Westerlind (2003). "Measurement of short span stress-strain curves of paper." Nordic Pulp & Paper Research Journal 18(1): 44-50.
• Batchelor, W. J., B. S. Westerlind, et al. (2003). Effect of test conditions on measured loads and displacements in zero and short span testing. International Paper Physics Conference, Victoria, Canada, Paptac. 

Linting in offset printing

• Sudarno, A., Gujjari, C., Rand, S.F., Janko, P., Batchelor, W. and Banham, P. (2005): Comparison of size distributions of lint particles from different printing operations. In "59th Appita Annual Conference" Appita, pp. 279-284.