Results 31 to 40 of about 10,210 (95)

Synthesis and characterization of ceramic pigments based on karroite, geikielite and qandilite structures co-doped with Co2+ and AI3+ [PDF]

open access: yes, 2016
Treball de Final de Grau en Química. Codi: QU0943. Curs acadèmic 2015-2016This investigation is focused on the analysis of the effect of Al co-doping on the reactivity, formation, color properties and performance as ceramic pigments of cobalt-doped ...
Ruiz Aparici, Lorena
core  

Web-based survey of consumer preferences for the visual appearance of meat from suckling kids [PDF]

open access: yes, 2019
Most suckling kids are raised on farms oriented toward cheese production, and many goat farmers’ rear kids with milk replacers. The aim of the current study was to investigate the consumer preferences for the visual appearance of meat from suckling kids
Alcalde Aldea, María Jesús   +3 more
core   +3 more sources

Colourfulness of European beech wood with a round false heartwood in the color space CIE L*a*b*

open access: yesAnnals of WULS, Forestry and Wood Technology, 2023
The paper analyzes the color of dry wood of false heartwood in the color space CIE L*a*b*. The color of dry European beech wood with false heartwood perceived by the human eye is in a wide range of shades from light to brown-yellow to red-brown. The color of the wood of the false heartwood in the color space CIE L*a*b* was measured with a Color reader ...
Ladislav Dziurenda, Michal Dudiak
openaire   +1 more source

A Study on Object Detection and Tracking of a Mobile Robot Using CIE L^* a^* b^* Color Space

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2022
Autonomous vehicles are increasingly used in daily life and industrial applications. Mobile robot technologies lead to autonomous architectures in these areas. The path planning methods of mobile robots contain differences in the purpose they realize. This trajectory planning from a determined starting point to the target point brings many techniques ...
Gökhan ATALI, Meltem EYÜBOĞLU
openaire   +3 more sources

Correlation Between Hue-angle and Colour Lightness of Steamed Black Locust Wood [PDF]

open access: yes, 2008
Black locust (Robinia pseudoacacia L.) wood was steamed at wide range of temperature(75-130°C) applying long (22 days) steaming time. The colour change was monitored by CIE L*a*b*and L*h*c* colour co-ordinate systems.
Németh, K., Tolvaj, László
core   +1 more source

Evaluation of enzymatic browning in fresh-cut apple slices applying a multispectral vision system [PDF]

open access: yes, 2010
n this study a vision system was applied for assessing enzymatic browning evolution in fresh-cut apples slices stored at 7.5 °C and 85 % HR. Twenty-four slices were analyzed per day: at zero time and after storage for 1 , 3 ,7 and 9 days.
Diezma Iglesias, Belen   +3 more
core  

Cultural transmission results in convergence towards colour term universals. [PDF]

open access: yes, 2013
As in biological evolution, multiple forces are involved in cultural evolution. One force is analogous to selection, and acts on differences in the fitness of aspects of culture by influencing who people choose to learn from.
Dowman, Mike, Griffiths, Tom, Xu, Jing
core   +1 more source

Development of an image algorithm to assess changes in leaf pigments content of fresh-cut spinach and lettuce leaves. [PDF]

open access: yes, 2010
The aim of this work was to develop an image algorithm to detect changes in colour related with changes in leaf pigments content in leafy spinach during storage. The experiment was carried out on packed ready-to-use spinach stored at 4.5 °C. Seventy-five
Cantalapiedra, Susana   +3 more
core  

Oregano essential oils: Antimicrobial activity and its application to films based on cornstarch and glycerol [PDF]

open access: yes, 2014
This trend has led to research on the development of new biodegradable packaging materials from natural polymers also suggests that several materials may be incorporated into edible films and have influence on the mechanical, protective and sensory ...
Alfaro, Cristina   +7 more
core   +1 more source

Colour Homogenisation of Hardwood Species by Steaming [PDF]

open access: yes, 2006
For colour homogenisation three hardwood species, black locust (Robinia pseudoacaciaL.), beech (Fagus silvatica L.) and Turkey oak (Quercus cerris L.) were investigated. Steaming wasapplied to change the colour.
Molnár, Sándor, Tolvaj, László
core   +1 more source

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