Results 11 to 20 of about 8,663 (167)

Non-Destructive Identification of Dyes on Fabric Using Near-Infrared Raman Spectroscopy

open access: yesMolecules, 2023
Fabric is a commonly found piece of physical evidence at most crime scenes. Forensic analysis of fabric is typically performed via microscopic examination.
Mackenzi Peterson, Dmitry Kurouski
doaj   +1 more source

Stability Enhancement of Natural Food Colorants- A Review [PDF]

open access: yesPizhūhish va Nuāvarī dar ̒Ulūm va Sanāyi̒-i Ghaz̠āyī, 2022
The public knowledge about the importance of using natural ingredients in food products opened new areas toward the extraction, stabilization, storage, and application of natural colors.
Azadeh Ranjbar Nedamani
doaj   +1 more source

The Potential of Selected Agri-Food Loss and Waste to Contribute to a Circular Economy: Applications in the Food, Cosmetic and Pharmaceutical Industries

open access: yesMolecules, 2021
The food sector includes several large industries such as canned food, pasta, flour, frozen products, and beverages. Those industries transform agricultural raw materials into added-value products.
Lady Laura Del Rio Osorio   +2 more
doaj   +1 more source

Composition, Color Stability and Antioxidant Properties of Betalain-Based Extracts from Bracts of Bougainvillea

open access: yesMolecules, 2022
Betalains in bracts of Bougainvillea are of great application potential as natural food colorants and antioxidants. This study explored the color, spectra, composition, storage stability, and antioxidant properties of betalain-based Bougainvillea bracts ...
Qiang Wu   +6 more
doaj   +1 more source

Colorful Image Colorization [PDF]

open access: yes, 2016
Given a grayscale photograph as input, this paper attacks the problem of hallucinating a plausible color version of the photograph. This problem is clearly underconstrained, so previous approaches have either relied on significant user interaction or resulted in desaturated colorizations.
Richard Zhang 0001   +2 more
openaire   +2 more sources

Use of Canopeo for Estimating Green Coverage of Bermudagrass during Postdormancy Regrowth

open access: yesHortTechnology, 2021
Objective methods of estimating green coverage using digital image analysis have been used increasingly by turfgrass scientists. The objective of our research was to evaluate the effectiveness of Canopeo, a relatively new smartphone application, for ...
Manoj Chhetri, Charles Fontanier
doaj   +1 more source

Application of Natural Colorants in Green Polyethylene Composites with Lignocellulosic Fillers: The Influence of Steam Sterilization on Mechanical Properties and Surface Quality

open access: yesJournal of Natural Fibers, 2022
The concept of the presented research was to assess the applicability of natural colorants in dyeing biocomposites filled with natural fillers. As dyes, ground coffee, turmeric, couscous and ground paprika were used.
Anna Kufel, Stanisław Kuciel
doaj   +1 more source

Dye Sequestration Using Biosynthesized Silver Nanoparticles Adsorbent in Aqueous Solutions

open access: yesCrystals, 2022
Nanomaterials have gained much attention in the field of environmental remediation, largely due to their high surface area-to-volume ratio and other unique physical, chemical, and biological characteristics that emerge due to its size effects.
Madiha Batool   +2 more
doaj   +1 more source

Fungal Pigments: Carotenoids, Riboflavin, and Polyketides with Diverse Applications

open access: yesJournal of Fungi, 2023
Natural pigments and colorants have seen a substantial increase in use over the last few decades due to their eco-friendly and safe properties. Currently, customer preferences for more natural products are driving the substitution of natural pigments for
Maria Afroz Toma   +5 more
doaj   +1 more source

Theoretical risk assessment of food colorants approved in China

open access: yesZhongguo shipin weisheng zazhi, 2022
ObjectiveTo carry out the theoretical risk assessment for food colorants in the National food safety standard-standards for uses of food additives (GB 2760—2014) by Budget method and deterministic assessment.MethodsBudget method was applied for ...
GE Jianhong   +7 more
doaj   +1 more source

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