• A. Adamatzky and B. de Lacy Costello, Binary collisions between wave-fragments in sub-excitable Belousov-Zhabotinsky medium, Physics Letters A, Submitted.
• Andy Adamatzky, Ben de Lacy Costello, Sergey Skachek and Chris Melhuish Manipulating objects with chemical waves: Open loop case of experimental Belousov-Zhabotinsky medium coupled with simulated actuator array  Physics Letters A, Volume 350, Issues 3-4, 6 February 2006, Pages 201-209 (Available online at www.Sciencedirect.com)
• Andrew Adamatzky, Andrew Wuensche and Benjamin De Lacy Costello Glider-based computing in reaction-diffusion hexagonal cellular automata, Chaos, Solitons & Fractals, Volume 27, Issue 2, January 2006, Pages 287-295

• Tetsuya Asai, Ben De Lacy Costello, Andrew Adamatzky, Silicon Implementation Of A Chemical Reaction?Diffusion Processor For Computation Of Voronoi Diagram, International Journal of Bifurcation and chaos, Volume 15, Number 10, October 2005, 3307-3320.
• B. de Lacy Costello and A. Adamatzky, Experimental implementation of collision-based gates in Belousov-Zhabotinsky medium, Chaos, Solitons and Fractals, 25, (2005), 535-544.

• B. P. J. de Lacy Costello, P. Hantz and N. M. Ratcliffe, Voronoi Diagrams Generated by Regressing Edges of Precipitation Fronts, J Chem Phys, 120 (5): 2004, 2413-2416.
• A. Adamatzky, B. P. J. de Lacy Costello, C. Melhuish and N. M. Ratcliffe, Experimental Implementation of Mobile Robot Taxis with On board Belousov-Zhabotinsky Chemical Medium, Materials Science and Engineering C: Biomimetic and Supramolecular Systems, 24 (4), 2004, 541-548.
• B. P. J. de Lacy Costello, A. Adamatzky and H. Yokoi, Excitable Chemical Medium Controller for a robotic hand: closed-loop experiments, International Journal of Bifurcation and chaos, Vol 14 No 9 (2004), 3347-3354.
• Adamatzky A., Arena P., Basile A., Carmona-Galan R., De Lacy Costello B., Fortuna L., Frasca M., Rodriguez-Vazquez A. Reaction-diffusion navigation robot control: from chemical to VLSI analogic processors, IEEE Trans. Circuits and Systems I 51 (2004) 926-938.
• B. P. J. de Lacy Costello, A. Adamatzky, N. M. Ratcliffe, A Zanin, H. G. Purwins and A. Liehr, The formation of Voronoi diagrams in chemical and physical systems: Experimental findings and theoretical models, International journal of bifurcation and chaos, Vol 14, No. 7, 2004, 2187-2210. (Figures 11a and 11b appear on the front cover of the journal)

• B. P. J. de Lacy Costello, R. J. Ewen, N. M. Ratcliffe and P. S. Sivanand.Thick film organic vapour sensors based on binary mixtures of metal oxides, Sensors and Actuators B, 2003, 92, 159-166.
• B. P. J. de Lacy Costello, R. J. Ewen, H. Gunson, N. M. Ratcliffe, P. S. Sivanand and P. T. N. Spencer-Phillips, A prototype sensor system for the early detection of microbially linked spoilage in stored wheat grain, Measurement Science and Technology, 2003, 14, 397-409.
• A. Adamatzky, B. P. J. de Lacy Costello, C. Melhuish, N. Rambidi, N. M. Ratcliffe, J. Wessnitzer, Upravlenije robotami s pomoschju vozbudimykh sred: processory Belousova-Zhabotinskogo.(Control of robots with excitable chemical media: Belousov-Zhabotinsky processors) Mikrosystemnaja Tekhnika (Micro-system Engineering) 2003 Number 7.
• B. P. J. de Lacy Costello and A. I. Adamatzky, On multi-tasking in Parallel Chemical Processors: Experimental Findings, International Journal of Bifurcation and Chaos, Feburary 2003, vol 13. No 2. 521-533. (Figure 8. from this paper selected for the front cover of the Journal)
• B. P. J. de Lacy Costello and Andrew Adamatzky, Reaction?diffusion path planning in a hybrid chemical and cellular-automaton processor, Chaos, Solitons & Fractals, 2003, Volume 16, Issue 5, Pages 727.
• B. P. J. de Lacy Costello and Andrew Adamatzky, On some limitations of reaction-diffusion chemical computers in relation to Voronoi diagram and its inversion, Physics Letters A, Volume 309, Issues 5-6, 31 March 2003, Pages 397-406 .
• A. Adamatzky, B. P. J. de Lacy Costello, C. Melhuish and N. M. Ratcliffe, Experimental reaction-diffusion controllers for robot path planning and obstacle avoidance, International Journal of Robotic and Intelligent Systems, 37 (3), 2003, 233-249
• B. P. J. de Lacy Costello, Constructive chemical processors-experimental evidence that shows that this class of programmable pattern forming reactions exist at the edge of a highly non-linear region, International Journal of Bifurcation and Chaos, 13 (6) 2003, 1561-1564.
• B. P. J. de Lacy Costello, P. S. Sivanand, N. M. Ratcliffe, Synthesis of novel 3-substituted pyrrole monomers possessing chiral side groups, a study of their polymerisation, and assessment of the chiral discrimination properties of the polymers, Synthetic Metals, 139 (1) 2003, 43-55

• N. Guernion, B. P. J. de Lacy Costello, N. M. Ratcliffe, The synthesis of 3-octadecyl and 3-docosylpyrrole, their polymerisation and incorporation into novel composite gas sensitive resistors, Synthetic Metals, 2002, 128, 139.
• A. Adamatzky, B. P. J. de Lacy Costello, N. M. Ratcliffe Experimental reaction-diffusion pre-processor for shape recognition, Physics Letters A, 2002, 297 (5-6) 344.
• A Adamatzky and Ben de Lacy Costello, Collision-free path planning in the Belousov-Zhabotinsky medium assisted by a cellular automaton, Die Naturwissenschaften, October 2002, Volume 89 Issue 10, Pages 474.
• B. P. J. de Lacy Costello, R. J. Ewen, N. Guernion and N. M. Ratcliffe, Highly sensitive mixed oxide sensors for the detection of ethanol, Sensors and Actuators B, 2002, 87 (1), 207.
• A Adamatzky and B. P. J. de Lacy Costello, Experimental logic gates in reaction-diffusion medium: The XOR gate and beyond, Physical Review E, 66, art. no. 046112 Part 2 (6 pages) 2002

• B. P. J. de Lacy Costello, R. J. Ewen, H. E. Gunson, P. R. H. Jones, N. M. Ratcliffe and P. T. N. Spencer-Phillips, GC-MS analyses of volatile organic compounds from potato tubers (Solanum tuberosum CV: Maris Piper) infected with Phytophthora infestans or Fusarium coeruleum, Plant Pathology, 2001, 50, 489.
• B. P. J. de Lacy Costello, P. Evans, R. J. Ewen, C. L. Honeybourne and N. M. Ratcliffe, Novel composite organic-inorganic semiconductor sensors for the quantitative detection of target organic vapours, J. Mater. Chem., 1996, 6, 289-294.
• B. P. J. de Lacy Costello, P. Evans and N. M. Ratcliffe, Preparation of polypyrrole composites and the effect of volatile amines on their electrical properties, Analyst, June 1996, 121, 793-797.
• B. P. J. de Lacy Costello, P. Evans, R. J. Ewen, H. E. Gunson, N. M. Ratcliffe and P. T. N. Spencer Phillips, Identification of volatiles generated by potato tubers ( Solanum tuberosum CV: Maris Piper)infected by Erwinia carotovora, Bacillus polymyxa and Arthrobacter sp., Plant Pathology, 1999, 48, 345-351.
• B. P. J. de Lacy Costello, R. J. Ewen, P. R. H. Jones, N. M. Ratcliffe and R. K. M. Wat, A study of the catalytic and vapour-sensing properties of zinc oxide and tin oxide in relation to 1-butanol and dimethyldisulphide, Sensors and Actuators B, 1999, 61 (1-3), 199-207
• B. P. J. de Lacy Costello, R. J. Ewen, H. E. Gunson, N. M. Ratcliffe and P. T. N. Spencer Phillips, The development of a sensor system for the early detection of soft rot in stored potato tubers, Measurement Science and Technology, 2000, 11, 1685-1691.
• B. P. J. de Lacy Costello, P. Evans, N. Guernion, N. M. Ratcliffe, P. S. Sivanand and G. C. Teare, The synthesis of a number of 3-alkyl and 3-carboxy substituted pyrroles; their chemical polymerisation onto poly(vinylidene fluoride) membranes, and their use as gas sensitive resistors, Synthetic Metals, 2000, 114, 181-188.
• B. P. J. de Lacy Costello, P. Evans, N. Guernion, N. M. Ratcliffe, P. S. Sivanand and G. C. Teare, Synthetic Metals, 2001, 118, 199-200.

• B. P. J. de Lacy Costello, R. J. Ewen and N. M. Ratcliffe, BCPC Symposium Proceedings No 65: Diagnostics in crop production, 1996, 383-390.
• A. K. Abass, L. D. Cooper, B. P. J. de Lacy Costello, P. Evans, R. J. Ewen, J. P. Hart, N. M. Ratcliffe and R. K. M. Wat, A pilot-Plant study of an automated quality control electronic nose for the monitoring of dry cured hams, In Electronic noses and sensor array based systems, design and applications, Proceedings of the 5th International Symposium on Olfaction and the Electronic Nose, (1998) pages 211-225.
• B. P. J. de Lacy Costello, R. J. Ewen, H. E. Gunson, N. M. Ratcliffe and P. T. N. Spencer- Phillips, The use of a minimal number of vapour sensors for the assessment of food quality, Conference proceedings of the international conference on rapid detection assays for food and water, Central Science Laboratory, York, 1999. (Included in RSC published book, Rapid Detection Assays, eds. S. Clark, K. Thompson, C. Keevil and M. Smith, 2001, pages 148-152.)
• B. P. J. de Lacy Costello, P. Fisher, N. M. Ratcliffe and G. S. Virk, Odour sensors for robot navigation, 2nd International Conference on Climbing and Walking Robots (CLAWAR99), SEP 13-15, 1999 PROCEEDINGS OF THE 2ND INTERNATIONAL CONFERENCE ON CLIMBING AND WALKING ROBOTS, CLAWAR 99 : 723-733, 1999
• B. P. J. de Lacy Costello, R. J. Ewen, H. E. Gunson, N. M. Ratcliffe and P. T. N. Spencer-Phillips, Sensors for early warning of post-harvest spoilage in potato tubers BCPC International Conference on Pests and Diseases, NOV 18-21, 2002 BCPC CONFERENCE - PESTS & DISEASES 2002, VOLS 1 AND 2 425-432, 2002
• A. Adamatzky, B. P. J. de Lacy Costello, C. Melhuish, N. Rambidi, N. M. Ratcliffe and Jan Wessnitzer, Excitable chemical controllers for Robots, Refereed proceedings of WGW 02, EPSRC/BBSRC - Hewlett Packard sponsored, International workshop on biologically inspired robotics, the legacy of W. Grey Walter, 14-16 August 2002, HP Bristol Labs.
• Costello Bpjd, Sivanand Ps, Ratcliffe Nm, Et Al. The Rapid Detection Of Methyl Tert-Butyl Ether (Mtbe) In Water Using A Prototype Gas Sensor System
• 4th World Water Congress Of The International-Water-Association, Sep 19-24, 2004 Water Science And Technology 52 (8): 117-123, 2005
• Ewen R, De Lacy Costello B, Garner C, Et Al. Rapid Diagnosis Of Gastro-Intestinal Infection Using Faecal Odour, Conference On Breath Gas Analysis For Medical Diagnostics, Sep 23-26, 2004 Breath Analysis: For Clinical Diagnosis And Atherapeutic Monitoring : 429-436, 2005
• L. Bull, A. Adamatzky, I. Lawson, A. Wuensche and B. de Lacy Costello, Towards predicting spatial complexity: A learning classifier system approach to the identification of cellular automata. Complex Adaptive Systems: Towards Predictive Methodologies at the 2005 IEEE Congress on Evolutionary Computation, Edinburgh, 2-5 September 2005