1. Odours -- The Stimulus for an Electronic Nose; G.H. Dodd, P.N. Bartlett, J.W. Gardner. 2. Biophysical Properties of Olfactory Receptor Neurones; H.A. Schultens, D. Schild. 3. Molecular Modeling and the Selective Sensor Response; M. Thompson, D.C. Strone. 4. Odour Sensors for an Electronic Nose; P.N. Bartlett, J.W. Gardner. 5. Fundamentals and Recent Developments of Homogeneous Semiconducting Sensors; D. Kohl. 6. Fine-Tuning of Electron- and Ion-Conducting Materials for Sensor Arrays; W. Goepel, K-D. Schierbaum, S. Vaihinger, U. Weimar. 7. Microsensors Based on Modulation of Work Function; J. Janata. 8. Studies of Interactions Between Organic Vapours and Organic Semiconductors Aplications to Chemical Sensing; M. Josowicz, P. Topart. 9. Silicon Based Surface Acoustic Wave Gas Sensors; M.S. Nieuwenhuizen, A.J. Nederlof. 10. Miniaturisation of Gas Sensor Substrates. Problems and Benefits of Microelectronic Technology; U. Dibbern. 11. Pattern Recognition in Odour Sensing; J.W. Gardner, P.N. Bartlett. 12. Desired and Achieved Characteristics of Sensor Arrays; G. Hoerner, R. Muller. 13. Use of Pattern Recognition Techniques Applied to Signals Generated by a Multielement Gas Sensor Array as a Means of Compensating for Poor Individual Element Response; A.W.J. Cranny, J.K. Atkinson. 14. Pattern Recognition in Electronic Noses by Artificial Neural Network Models; T. Moruzumi, T. Nakamoto, Y. Sakuraba. 15. Sensor Arrays Using Conducting Polymers for an Artificial Nose; K.C. Persaud, P. Pelosi. 16. Monitoring ofFish Freshness Using Tin Oxide Sensors; R. Olafsson, E. Martinsdottir, G. Olafsdottir, P.I. Sigfusson, J.W. Gardner. 17. Chemical Sensor Arrays: Practical Insights and Examples; J.R. Stetter. 18. Electronic Noses Based on Field Effect Structures; I. Lundstroem, E. Hedborg, A. Spetz, H. Sundgren, F. Winquist. Index.