Blar i NOFIMA vitenarkiv på forfatter "Wold, Jens Petter"
-
In-line Raman spectroscopy for characterization of an industrial poultry raw material stream
Lintvedt, Tiril Aurora; Andersen, Petter Vejle; Afseth, Nils Kristian; Wold, Jens Petter (Peer reviewed; Journal article, 2023) -
Inter seasonal validation of non-contact NIR spectroscopy for measurement of total soluble solids in high tunnel strawberries
Wold, Jens Petter; Andersen, Petter Vejle; Aaby, Kjersti; Remberg, Siv Fagertun; Hansen, Anders; O'Farrell, Marion; Tschudi, Jon (Peer reviewed; Journal article, 2024) -
iPROCESS innovation - Innovative and Flexible Food Processing Technology in Norway - 2020:00981 A
Krupa, Alexandre; Andersen, Petter Vejle; Wold, Jens Petter; Thakur, Maitri; Verboven, Pieter; Lind, Morten; Dreyer, Heidi Carin; Vatn, Jørn; Tveterås, Ragnar; Sandvold, Hilde Ness (Research report, 2020)To develop novel concepts and methods for flexible and sustainable food processing in Norway with the aim of coping with small volume series and high biological variation in existing raw materials, to enable increased raw ... -
Metoder for kvalitetsmåling på hel laks
Heia, Karsten; Wold, Jens Petter; Skjelvareid, Martin Hansen (Research report, 2016)I dette prosjektet er det gjennomført en skrivebordsstudie på aktuelle teknologier som kan anvendes for å måle kvalitet på hel laks. Kvalitetsparametere som er vektlagt i studiet er fettinnhold, fettfordeling, fettsammensetning, ... -
Mørke flekker i laksefilet. Kunnskapsstatus og tiltak for å begrense omfanget
Mørkøre, Turid; Larsson, Thomas; Kvellestad, Agnar Ståle; Koppang, Erling Olaf; Åsli, Magnus; Krasnov, Aleksei; Dessen, Jens-Erik; Moreno, Helena Maria; Valen, Elin Christine; Gannestad, Kjellrun Hoås; Gjerde, Bjarne; Taksdal, Torunn; Bæverfjord, Grete; Meng, Yuqiong; Heia, Karsten; Wold, Jens Petter; Borderias, A.J.; Moghadam, Hooman; Romarheim, Odd Helge; Rørvik, Kjell-Arne (Research report, 2015)Forekomsten av mørke flekker i laksefilet har økt betraktelig senere årene. I dag har hver femte filet slike flekker som i hovedsak er opp til 3 cm i diameter og lokalisert til filetens bukområde. Store ryggflekker har ... -
Near infrared light penetration in watermelon related to internal quality evaluation
Vega-Castellote, Miguel; Sanchez, Maria-Teresa; Wold, Jens Petter; Afseth, Nils Kristian; Perez-Marin, Dolores (Peer reviewed; Journal article, 2023)The interaction between near infrared (NIR) light and the sample is a key factor to take into consideration when developing applications using NIR spectroscopy. The aim of this study was to assess the penetration depth of ... -
Near-Infrared (NIR) Interactance System for Non-Contact Monitoring of the Temperature Profile of Baked Liver Pâté
O'Farrell, Marion; Bakke, Kari Anne Hestnes; Tschudi, Jon; Wold, Jens Petter (Peer reviewed; Journal article, 2011)This article investigates the possibility of using non-contact interactance as a method for profiling the temperature in a processed meat product (liver pâté) as it comes out of the oven. The application was defined by an ... -
NIR Spectroscopic Techniques for Quality and Process Control in the Meat Industry.
Wold, Jens Petter; Løvland, Atle (Journal article, 2020) -
Non on-destructive fluorescence spectroscopy combined with second-order calibration as a new strategy for the analysis of the illegal Sudan I dye in paprika powder
Monago-Maraña, Olga; Eskildsen, Carl Emil Aae; Muñoz de la Peña, Arsenio; Galeano-Díaz, Teresa; Wold, Jens Petter (Peer reviewed; Journal article, 2020)This paper presents a novel strategy for determination of the illegal dye Sudan I in paprika powder. The method is based on fluorescence spectroscopy combined with second-order calibration, which was employed for the first ... -
Non-destructive Raman spectroscopy as a tool for measuring ASTA color values and Sudan I content in paprika powder
Monago-Marana, Olga; Eskildsen, Carl Emil Aae; Afseth, Nils Kristian; Galeano-Diaz, Teresa; Munoz de la Pena, Arsenio; Wold, Jens Petter (Journal article; Peer reviewed, 2019) -
Novel NIR Transflection Measurements for Non-contact Core Temperature of processed Meat Products
O'Farrell, Marion; Tschudi, Jon; Bakke, Kari Anne Hestnes; Wold, Jens Petter; Sanden, Karen Wahlstrøm (Chapter, 2010)A novel system for online measurement of core temperature in processed meat products is presented. The system allows near infrared (NIR) light to interact with the product to a depth of up to 2cm using noncontact optics. ... -
On-line and non-destructive measurement of core temperature in heat treated fish cakes by NIR hyperspectral imaging
Wold, Jens Petter (Journal article, 2016) -
Opplevd farge og fargeutvikling i laksefilet
Heia, Karsten; Ottestad, Silje; Sivertsen, Agnar Holten; Wold, Jens Petter (Nofima rapportserie, Research report, 2011)Opplevd farge og fargeutvikling i laks under lagring og prosessering er viktige kvalitetsaspekter for laks. Arbeidet så langt har vist at opplevd farge varierer mellom ulike fileter og over tid, og ulike teorier er lansert ... -
Optimization of Instrument Design for In-Line Monitoring of Dry Matter Content in Single Potatoes by NIR Interaction Spectroscopy
Wold, Jens Petter; O'Farrell, Marion; Andersen, Petter Vejle; Tschudi, Jon (Peer reviewed; Journal article, 2021)Dry matter (DM) content is one of the most important quality features of potatoes. It defines the physical properties of the potatoes and determines what kind of product the potatoes can be used for. This paper presents ... -
Predicting post-mortem meat quality in porcine longissimus lumborum using Raman, near infrared and fluorescence spectroscopy
Andersen, Petter Vejle; Wold, Jens Petter; Gjerlaug-Enger, Eli; Veiseth-Kent, Eva (Journal article; Peer reviewed, 2018)Spectroscopic techniques can provide valuable information about post-mortem meat quality. In the current study, Raman, NIR and fluorescence spectroscopy was used to analyze pH, drip loss and intramuscular fat in pork ... -
Prediction of chemical and sensory properties in strawberries using Raman spectroscopy
Andersen, Petter Vejle; Afseth, Nils Kristian; Aaby, Kjersti; Øvrum Gaarder, Mari; Remberg, Siv Fagertun; Wold, Jens Petter (Peer reviewed; Journal article, 2023) -
Prediction of water holding capacity and pH in porcine longissimus lumborum using Raman spectroscopy
Andersen, Petter Vejle; Afseth, Nils Kristian; Gjerlaug-Enger, Eli; Wold, Jens Petter (Peer reviewed; Journal article, 2021)The main purpose of this study was to investigate if Raman spectra recorded at the exact same position as drip loss measurements could improve prediction of drip loss in pork. One ventral and one dorsal cylindrical plug, ... -
Quantification of soluble solids and individual sugars in apples by Raman spectroscopy: A feasibility study
Monago-Maraña, Olga; Afseth, Nils Kristian; Knutsen, Svein Halvor; Wubshet, Sileshi Gizachew; Wold, Jens Petter (Journal article; Peer reviewed, 2021)This study reports the feasibility of using Raman spectroscopy for quantification of soluble solids and individual sugars in apples. Six different commercial apple varieties were measured by Raman spectroscopy at three ... -
Raman and near Infrared Spectroscopy for Quantification of Fatty Acids in Muscle Tissue—A Salmon Case Study
Afseth, Nils Kristian; Dankel, Elin Katinka; Andersen, Petter Vejle; Difford, Gareth Frank; Horn, Siri Storteig; Sonesson, Anna Kristina; Hillestad, Borghild; Wold, Jens Petter; Tengstrand, Erik (Peer reviewed; Journal article, 2022)The aim of the present study was to critically evaluate the potential of using NIR and Raman spectroscopy for prediction of fatty acid features and single fatty acids in salmon muscle. The study was based on 618 homogenized ... -
Raman spectroscopy and NIR hyperspectral imaging for in-line estimation of fatty acid features in salmon fillets
Lintvedt, Tiril Aurora; Andersen, Petter Vejle; Afseth, Nils Kristian; Heia, Karsten; Lindberg, Stein-Kato; Wold, Jens Petter (Peer reviewed; Journal article, 2022)Raman spectroscopy was compared with near infrared (NIR) hyperspectral imaging for determination of fat composition (%EPA + DHA) in salmon fillets at short exposure times. Fillets were measured in movement for both methods. ...