Results 31 to 40 of about 4,240,501 (304)

Not All Children with Cystic Fibrosis Have Abnormal Esophageal Neutralization during Chemical Clearance of Acid Reflux. [PDF]

open access: yes, 2017
PurposeAcid neutralization during chemical clearance is significantly prolonged in children with cystic fibrosis, compared to symptomatic children without cystic fibrosis.
Di Lorenzo, Carlo   +9 more
core   +3 more sources

Thermal Degradation of Vegetable Oils

open access: yesFoods, 2023
Vegetable oils provide lipids and nutrition and provide foods with a desirable flavor, color, and crispy texture when used to prepare fried foods. However, the oil quality is degraded at elevated temperatures, and thus must be examined frequently because
Yi-Hsiou Tsai   +4 more
doaj   +1 more source

Rapid Determination of Peroxide Value and Acid Value in Rice Bran Oil Using Near Infrared Spectroscopy Coupled with Partial Least Squares Regression

open access: yesLiang you shipin ke-ji, 2023
Near infrared spectroscopy was applied to the rapid determination of peroxide value and acid value in rice bran oil. Using chemical titration to determine the content of peroxide value and acid value in rice bran oil as a reference method, using near ...
PENG Zhi-bing   +3 more
doaj   +1 more source

Oxidative Changes of Lipids during Microwave Heating of Minced Fish Flesh in Catering

open access: yesCzech Journal of Food Sciences, 2009
The influence of microwave heating (microwave oven Electrolux, 2450 MHz, 400 W) from 8 up to 24 min on the oxidation and fatty acid composition of lipids of common carp (Cyprinus carpio) and Atlantic mackerel (Scomber scombrus) minced fish flesh were ...
E. Abd El-Moneim Mahmoud   +3 more
doaj   +1 more source

Stability of B50 biodiesel added with glycerol ester additive based on palm oil oleic acid

open access: yesMenara Perkebunan, 2023
Biodiesel in Indonesia is a mixture of Fatty Acid Methyl Ester (FAME) and diesel oil. Mixing FAME and diesel oil is challenging since FAME is separated from diesel oil at low temperatures.
Firda Dimawarnita   +2 more
doaj   +1 more source

Experimental Study on Thermal Properties and Fire Risk According to Acid Value Change in Palm Oil

open access: yesFire
(1) Background: this study investigates the impact of acid value changes on the thermal degradation and fire risks of palm oil. It emphasizes the need for systematic risk management in food manufacturing and preparation processes to address safety ...
Myung Il Kim   +2 more
doaj   +1 more source

Synthesis and Optical Properties of Cu2CoSnS4 Colloidal Quantum Dots [PDF]

open access: yes, 2011
Monodisperse quaternary chalcopyrite Cu2CoSnS4 colloidal quantum dots have been synthesized by acid peptization of a tailored Cu2CoSnS4 precursor displaying loosely packed, ultrafine primary crystallites.
Balocchi, Andréa   +4 more
core   +2 more sources

The Quality Characteristic and Fatty Acid Profile of Cold-Pressed Hazelnut Oils during Nine Months of Storage

open access: yesAgronomy, 2021
Poland is one of the largest producers of hazelnuts in Europe; however, information regarding the storage of cold-pressed hazelnut oil is limited. Thus, the aim of this study was to determine the oxidative indices and fatty acid composition of oils from ...
Katarzyna Król   +2 more
doaj   +1 more source

Conformational Preferences of 3-(Dimethylazinoyl)propanoic Acid as a Function of pH and Solvent; Intermolecular versus Intramolecular Hydrogen Bonding [PDF]

open access: yes, 2009
The conformational equilibrium of 3-(dimethylazinoyl)propanoic acid (DMAPA, azinoyl = N^+(O^−) has a weak pH-dependence in D_2O, with a slight preference for trans in alkaline solutions.
Alley, Olivia J.   +5 more
core   +2 more sources

Antioxidant Capacity Of Frangipani (Plumeria Alba) Powder Extract [PDF]

open access: yes, 2011
This research aimed to identify the antioxidant capacity, vitamin C (ascorbic acid), and total phenolic compounds of frangipani flower powder. The powder was extracted using ethanol, methanol, acetic acid, and water (aquadest).
Bagiada, N. A. (Nyoman)   +3 more
core  

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