Results 61 to 70 of about 5,414 (199)

Ozonation-Based Decolorization of Food Dyes for Recovery of Fruit Leather Wastes [PDF]

open access: yes, 2013
Commercial manufacture of fruit leathers (FL) usually results in a portion of the product that is out of specification. The disposition of this material poses special challenges in the food industry.
Brehm-Stecher, Byron   +8 more
core   +3 more sources

Study on Honey Quality Evaluation and Detection of Adulteration by Analysis of Volatile Compounds

open access: yesJournal of Apicultural Science, 2017
Fast evaluation of honey quality is a topical and significant problem of the food industry, bee keepers and consumers. In this work, 22 samples of commercially available honey aromas (with methyl and ethyl esters of phenylacetic acid predominated), 13 ...
Kružík Vojtěch   +3 more
doaj   +1 more source

Cu(II) and Mn(II) Anchored on Functionalized Mesoporous Silica with Schiff Bases: Effects of Supports and Metal–Ligand Interactions on Catalytic Activity

open access: yesNanomaterials, 2023
New series of Cu(II) and Mn(II) complexes with Schiff base ligands derived from 2-furylmethylketone (Met), 2-furaldehyde (Fur), and 2-hydroxyacetopheneone (Hyd) have been synthesized in situ on SBA-15-NH2, MCM-48-NH2, and MCM-41-NH2 functionalized ...
Mihaela Mureseanu   +6 more
doaj   +1 more source

Real‐time quality and safety monitoring of fruit juice using paper‐based platform

open access: yesFood Biomacromolecules, Volume 3, Issue 1, Page 140-162, March 2026.
Schematic illustration of a paper‐based biosensor for rapid detection of fruit juice spoilage. Abstract Food spoilage and safety concerns still remain critically challenging within the fruit juice industry, especially as conventional detection methods, though precise, are often too time‐consuming, costly, and reliant on centralized laboratories.
Priti Das   +4 more
wiley   +1 more source

Validação de método para a determinação de 5-hidroximetilfurfural em mel por cromatografia líquida e sua influência na qualidade do produto Method validation to hmf determination in honey by HPLC-UV and its influence on the product quality

open access: yesQuímica Nova, 2010
In honey 5-hydroxymethyl-2-furaldehyde (HMF) is one of the most typical products of degradation: it is usually absent in fresh honey, but its concentration tends to rise as a result of heating processes or long-term storage.
Gisele da Silveira Lemos   +2 more
doaj   +1 more source

Accuracy of furan analysis in estimating the degree of polymerization in power transformers [PDF]

open access: yes, 2011
MSc (Eng), School of Electrical and Information Engineering, Faculty of Engineering and the Built ...
Mtetwa, Nkosenye Sidwell
core  

Electrocatalytic Reduction and Oxidation Conversion of Plant Biomass

open access: yesSmall Structures, Volume 7, Issue 3, March 2026.
This review therefore establishes a unified “compound–catalyst–conversion” paradigm, systematically categorizing and analyzing electrocatalytic oxidation and reduction pathways for the three major classes of plant‐derived components—aromatics, aliphatics, and terpenoids—to provide a clear navigational map for the field.
Zhuoya Zhao   +7 more
wiley   +1 more source

Supercritical Fluids: A Promising Technique for Biomass Pretreatment and Fractionation

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
Lignocellulosic biomasses are primarily composed of cellulose, hemicelluloses and lignin and these biopolymers are bonded together in a heterogeneous matrix that is highly recalcitrant to chemical or biological conversion processes.
Estephanie Laura Nottar Escobar   +4 more
doaj   +1 more source

Pathway of 5-hydroxymethyl-2-furaldehyde formation in honey [PDF]

open access: yesJournal of Food Science and Technology, 2019
5-hydroxymethyl-2-furaldehyde (5-HMF) is an important substance that affect quality of honey and shows toxicity for humans and honey bees. The pathway of 5-HMF formation in honey is still unknown. In this study, we tested the effect of thermal treatment (at 90 °C for 4 h) on the formulation of 5-HMF formulation in rapeseed with varied honey composition.
Wenchao Yang   +4 more
openaire   +2 more sources

Molecular Analysis of Primary Vapor and Char Products during Stepwise Pyrolysis of Poplar Biomass [PDF]

open access: yes, 2010
Pyrolysis of biomass produces both pyrolysis oil and solid char. In this study, poplar has been pyrolyzed in a stepwise fashion over a series of temperatures from 200 to 500 °C, and both the primary products contributing to pyrolysis oil and the changes ...
Jones, Roger   +3 more
core   +3 more sources

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