Effect of moisture and water activity on textural properties of raw and roasted coffee beans

Journal of Texture Studies

Volumn 38, Issue 1, 2007, Pages 116-134

  Pittia, Paola ^a   Nicoli, Maria Cristina ^b   Sacchetti, Giampiero ^a  

^a UNIVERSITY OF TERAMO   (Italy)

^b UNIVERSITY OF UDINE   (Italy)

Author keywords

Aw; Coffee beans; Texture; Water antiplasticization; Water plasticization

Indexed keywords

EID: 33846566300     PISSN: 00224901     EISSN: 17454603     Source Type: Journal    
DOI: 10.1111/j.1745-4603.2007.00089.x     Document Type: Article

References (39)

1. ANESE, M., DE PILLI, T., MASSINI, R. and LERICI, C.R. 2000. Oxidative stability of the lipid fraction in roasted coffee. Ital. J. Food Sci. 4(12), 457-462.
2. BORGES, A. and PELEG, M. 1997. Effect of water activity on the mechanical properties of selected legumes and nuts. J. Sci. Food Agric. 75, 463-471.
3. BRUNAUER, S., DEMING, L.S., DEMING, W.E. and TELLER, E. 1940. On a theory of the van der Waals adsorption of gases. J. Am. Chem. Soc. 62, 1723-1732.
4. CIE. 1986. Colorimetry, 2nd Ed., Publ. 15, Suppl. 2. Central Bureaux of the Commission Internationale de l'Eclairage, Wien, Austria.
5. CEPEDA, E., ORTIZ DE LATIERRO, R., SAN JOSÈ, M. and OLAZAR, M. 1999. Water sorption isotherms of roasted coffee and coffee roasted with sugar. Int. J. Food Sci. Tech. 34, 287-290.
6. CHANG, Y.P., CHEAH, P.B. and SEOW, C.C. 2000. Variations in flexural and compressive fracture behaviour of a brittle cellular food (dried bread) in response to moisture sorption. J. Texture Studies 31, 525-540.
7. CLARKE, R.J. and VITZUM, O.G. (eds.) 2001. Coffee. Recent Developments. Blackwell Science, Oxford, U.K.
8. DA PORTO, C., NICOLI, M.C., SEVERINI, C., SENSIDONI, A. and LERICI, C.R. 1991. Study on physical and physico-chemical changes in coffee beans during roasting. Note 2. Ital. J. Food Sci. 3, 197-207.
9. FENNEMA, O. (ed.) 1996. Food Chemistry. Marcel Dekker, Inc., New York, NY.
10. GEIGER R., PERREN R., SCHENKER S. and ESCHER F. 2002. Mechanism of volume expansion in coffee beans during roasting. In Proceedings 19th Int. Conference on Coffee Sci. ASIC, May 14-19, 2001, ASIC, Paris, France.
11. GUTIÉRREZ, C., ORTOLÀ, M.D. and CHIRALT, A. 1997. Interacciones agua-café. Alim. Equip. Technol. 16(1), 121-128.
12. HARRIS, M. and PELEG, M. 1996. Patterns of textural changes in brittle cellular cereal foods caused by moisture sorption. Cereal Chem. 73, 225-231.
13. ILLY, A. and VIANI, R. (eds.) 1995. Espresso Coffee, 1st Ed., Academic Press, London, U.K.
14. LABUZA, T.P., KAANANE, A. and CHEN, J.Y. 1985. Effect of temperature on the moisture sorption isotherms and water activity shift of two dehydrated foods. J. Food Sci. 50, 385-391.
15. LERICI, C.R. and NICOLI, M.C. 1990. Il caffè: Aspetti chimici, tecnologici e qualità della bevanda. Riv. Soc. It. Sci. Alim. 19, 1-16.
16. LERICI C.R., DALLA ROSA M., MAGNANINI E. and FINI P. 1980. Processi di trasformazione del caffè: Aspetti chimici, fisici e tecnologici. Nota 4: Evoluzione di alcuni caratteri fisici del caffè durante la torrefazione. Ind. Bevande 9, 375-381.
17. LEVINE, H. and SLADE, L. 1988. Water as plasticizer: Physico-chemical aspects of low-moisture polymeric systems. In Water Science Reviews 3, (E. Franks, ed.) pp. 79-185, Cambridge University Press, Cambridge, U.K.
18. LEWICKI, P.P. 1997. The applicability of the GAB model to food water sorption isotherms. Int. J. Food Sci. Tech. 32, 553-557.
19. MASSINI, R., NICOLI, M.C., CASSARÀ, A. and LERICI, C.R. 1991. Study on physical and physico-chemical changes of coffee beans during roasting. Note 1. Ital. J. Food Sci. 2, 123-134.
20. NELSON, K.A. and LABUZA, T.P. 1993. Glass transition theory and the texture of cereal foods. In The Glassy State of Foods, (J.M.V. Blanshard and P.J. Lillford, eds.) pp. 513-518, Nottingham University Press, Loughborough, U.K.
21. NICOLI, M.C., ANESE, M., MANZOCCO, L. and LERICI, C.R. 1997. Antioxidant properties of coffee brews in relation to the roasting degree. Lebensm. -Wiss. Technol. 30, 292-297.
22. ORTOLÀ, M.D., GUTIERREZ, C., CHIRALT, A. and FITO, P. 1993. Control cinetico y termodinamico de las interactions agua-cafè tostato. In Proceedings 15th Int. Colloquium on Coffee ASIC, (ed.) pp. 672-681, ASIC, Paris, France.
23. ORTOLÀ, M.D., LONDONO, L., GUTIERREZ, C.L. and CHIRALT, A. 1998. Influence of roasting temperature on physicochemical properties of different coffees. Food Sci. Technol. Int. 4, 59-66.
24. PELEG, M. 1994. A model of mechanical changes in biomaterials at and around their glass transition. Biotechnol. Prog. 10, 385-388.
25. PITTIA, P., DALLA ROSA, M. and LERICI, C.R. 2001. Textural changes of coffee beans as affected by roasting conditions. Lebensm. - Wiss. Technol. 33, 1-8.
26. ROMANI, S., PINNAVAIA, G.G. and DALLA ROSA, M. 2003. Influence of roasting levels on ochratoxin a content in coffee. J. Agric. Food Chem. 57, 5168-5171.
27. ROOS, Y.H. 1995. Mechanical properties. In Phase Transitions in Foods, (ed.) pp. 247-270, Academic Press, San Diego, CA.
28. SCHENKER, S., HANDSCHIN, S., FREY, B., PERREN, R. and ESCHER, F. 2000. Pore structure of coffee beans affected by roasting conditions. J. Food Sci. 65, 452-457.
29. SEOW, C.C., CHEAH, P.B. and CHANG, Y.P. 1999. Antiplasticisation by water in reduced-moisture food systems. J. Food Sci. 64, 576-581.
30. SEVERINI C., NICOLI M.C., MASTROCOLA, D. and LERICI, C.R. 1992. Influence of heating rate on some physical physico-chemical properties of coffee beans. In Proceedings of 14th Int. Sci. Colloquium on Coffee, (ed.) pp.641-648, ASIC, San Francisco, CA.
31. SLADE, L. and LEVINE, H. 1991. Beyond water activity: Recent advances based on alternative approach to the assessment of food quality and safety. Crit. Rev. Food Sci. Nutr. 30, 115-360.
32. SLADE, L. and LEVINE, H. 1993. The glassy state phenomenon in food molecules. In Glassy State in Foods, (J.M.V. Blanshard and P.J. Lillford, eds.) pp. 35-101, Nottingham University Press, Loughborough, U.K.
33. SUWONSICHON, T. and PELEG, M. 1998. Instrumental and sensory detection of simultaneous brittleness loss and moisture toughening in three puffed cereals. J. Texture Studies 29, 255-274.
34. SZCZESNIAK, A.S. 1990. Texture: Is still overlooked food attribute. Food Technol. 44(9), 86-95.
35. TRUGO, L.C. 1985. Carbohydrates. In Coffee. Vol. 1: Chemistry (R.J. Clarke and R. Macrae, eds.) pp. 83-114, Elsevier Applied Science Publisher, London, U.K.
36. VAN DEN BERG, C. and BRUIN, S. 1981. Water activity and its estimation in food systems: Theoretical aspects. In Water Activity: Influence on Food Quality, (L.B. Rockland and G.F. Stewart, eds.) pp. 1-61, Academic Press, New York, NY.
37. VICKERS, Z.M. 1988. Instrumental measurement of crispness and their correlation with sensory assessment. J. Texture Studies 19, 1-14.
38. VINCENT, J.F.V. 1998. The quantification of crispness. J. Sci. Food Agric. 78, 162-168.
39. WOLLNY, M. and PELEG, M. 1994. A model of moisture-induced plasticization of crunchy snacks on Fermi's distribution function. J. Sci. Food Agric. 64, 467-473.