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Mass Spectrometry
NIR Spectroscopy

 

Volume 12 Issue 3 (2004)

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Pages 141–148
doi: 10.1255/jnirs.419
Sorting of fruit using near infrared spectroscopy: application to a range of fruit and vegetables for soluble solids and dry matter content
K.B. Walsh,a M. Golica and C.V. Greensillb
aPlant Sciences Group, Central Queensland University, Rockhampton, 4702, Australia
bFaculty of Engineering and Physical Systems, Central Queensland University, Rockhampton, 4702, Australia

Pages 149–158
doi: 10.1255/jnirs.420
Prediction of moisture, fat and inorganic salts in processed cheese by near infrared reflectance spectroscopy and multivariate data analysis
Carmen Blazquez,a Gerard Downey,a Colm O'Donnell,b Donal O'Callaghanc and Vincent Howardc
aTeagasc, The National Food Centre, Ashtown, Dublin 15, Republic of Ireland. E-mail: gdowney@nfc.teagasc.ie
bDepartment of Biosystems Engineering, University College Dublin, Earlsfort Terrace, Dublin 2, Republic of Ireland
cTeagasc, Dairy Products Research Centre, Moorepark, Fermoy, Co. Cork, Republic of Ireland

Pages 159–166
doi: 10.1255/jnirs.422
Determination of lubricant base oil properties by near infrared spectroscopy using different sample and variable selection methods
Flávio S.G. Lima,a Maria. A.S. Araújob and Luiz E.P. Borgesc
aGerência Industrial, Petrobras Distribuidora, Av. Fabor s/n, 25225-030, Campos Elíseos, Duque de Caxias, Brazil. E- mail:gusmao@br-petrobras.com.br
bGerência de Lubrificantes, Petrobras Research Centre, Cidade Universitária, 21949-900, Ilha do Fundão, Rio de Janeiro, Brazil. E-mail: adelina@cenpes.petrobras.com.br
cDepartamento de Engenharia Química, Instituto Militar de Engenharia, Praça General Tibúrcio, 80, 22290-270, Rio de Janeiro, Brazil.E-mail: luiz@ime.eb.br

Pages 167–176
doi: 10.1255/jnirs.423
Experimental design procedures in the calibration of quality parameters of alfalfa pellets from near infrared spectra
Fernando Gatius, Javier Ferran and Jaume Puy*
Departament de Química, Universitat de Lleida (UdL), Av. Rovira Roure 191, 25198 Lleida, Spain

Pages 177–182
doi: 10.1255/jnirs.424
The effect of spectral pre-treatments on the partial least squares modelling of agricultural products
Stephen R. Delwichea* and James B. Reeves, IIIb
aUSDA/ARS, Beltsville Agricultural Research Center, Instrumentation and Sensing Laboratory, Building 303, BARC-East, Beltsville, Maryland 20705-2350, USA. E-mail: delwiche@ba.ars.usda.gov
bUSDA/ARS, Beltsville Agricultural Research Center, Animal Manure and By-Products Laboratory, Building 306, Beltsville, Maryland 20705-2350, USA

Pages 183–188
doi: 10.1255/jnirs.425
A hierarchical discriminant analysis for species identification in raw meat by visible and near infrared spectroscopy
Thorsteinn Arnalds,a† John McElhinney,b Tom Fearna and Gerard Downeyb
aDepartment of Statistical Science, University College London, Gower Street, London WC1E 6BT, UKbTeagasc, The National Food Centre, Ashtown, Dublin 15, Republic of Ireland
Current address: Faculty of Engineering, Technical University of Iceland, Höfðabakka 9, 110 Reykjavík, Iceland

Pages 189–198
doi: 10.1255/jnirs.426
Relation of representative layer theory to other theories of diffuse reflection
Kevin D. Dahm*
Department of Chemical Engineering, Rowan University, Glassboro, New Jersey, NJ 08028-1701, USA. E-mail: dahm@rowan.edu
Donald J. Dahm
Department of Chemistry and Physics, Rowan University, Glassboro, NJ 08028-1701, USA

Pages 199–206
doi: 10.1255/jnirs.427
Correction of the temperature effect on near infrared calibration—application to soluble solid content prediction
F. Chauchard, J.M. Roger and V. Bellon-Maurel
Information and Technologies for Agro- processes – Cemagref, BP 5095, 34033 Montpellier Cedex 1, France. E-mail: fabien.chauchard@montpellier.cemagref.fr