The search for carotenoids in nature has been extensively studied because of their applications in foods. One treasure of the biopigment source is symbiotic-microorganisms with marine biota.
Damar Bayu Murti +3 more
doaj +3 more sources
HPLC-DAD-ESI/MS Identification of Light Harvesting and Light Screening Pigments in the Lake Sediments at Edmonson Point [PDF]
The composition of sedimentary pigments in the Antarctic lake at Edmonson Point has been investigated and compared with the aim to provide a useful analytical method for pigments separation and identification, providing reference data for future ...
Rita Giovannetti +4 more
doaj +2 more sources
Early 20th C Russian painting? Raman identification of modern pigments on a pastel supposedly Painted by the renowned artist Natalia Goncharova [PDF]
A pastel painting considered to have been painted by renowned Russian artist Natalia Goncharova in c. 1913 has been shown by Raman microscopy of the pigments to have been painted after 1952, with the identification of dioxazine violet.
Robin J. H. Clark +5 more
core +1 more source
STUDY ON THE SPECTRAL MIXING MODEL FOR MINERAL PIGMENTS BASED ON DERIVATIVE OF RATIO SPECTROSCOPY-TAKE VERMILION AND STONE YELLOW FOR EXAMPLE [PDF]
Hyperspectral remote sensing is a completely non-invasive technology for measurement of cultural relics, and has been successfully applied in identification and analysis of pigments of Chinese historical paintings.
H. Zhao, Y. Hao, X. Liu, M. Hou, X. Zhao
doaj +1 more source
Camera Color Correction for Cultural Heritage Preservation Based on Clustered Data
Cultural heritage preservation is a crucial topic for our society. When dealing with fine art, color is a primary feature that encompasses much information related to the artwork’s conservation status and to the pigments’ composition.
Marco Trombini +4 more
doaj +1 more source
A Groupware for Pigment Identification in Cultural Heritage
The preservation of cultural heritage is a multidisciplinary field of study that is aimed at analyzing and preserving ancient artifacts. Nowadays, cultural heritage investigators can make use of available non-invasive solutions able to provide useful information about materials, techniques, and retouches.
C. E. Palazzi, ROCCETTI, MARCO
openaire +7 more sources
In this study, natural pigments from the hemp (Datisca cannabina L) dye plant were prepared by using KAI(SO4)(2)center dot 12H(2)O (alum), FeSO4 center dot 7H(2)O and SnCl2 center dot 2H(2)O mordants.
ÇAKMAKÇI, EMRAH
core +2 more sources
Partial quantification of pigments extracted from the zooxanthellate octocoral Sinularia flexibilis at varying irradiances [PDF]
Chlorophyll-a (chl-a) and carotenoid pigments of the zooxanthellate octocoral Sinularia flexibilis were analyzed using high performance liquid chromatography following exposure to three light intensities for over 30 days. From the coral fragments located
Lamers, P.P., Khalesi, M.K.
core +1 more source
DESIGNING AND CONSTRUCTION OF THE SPECTRAL LIBRARY FOR TYPICAL PIGMENTS USED IN CHINESE PAINTINGS [PDF]
Suffered from the environmental changes and human’s influence, Chinese paintings are facing a worrying situation in documentation, which leads urgent into establishing digital archives to realize the permanent preservation of its surface information ...
S. Lyu +11 more
doaj +1 more source
Studying pigments on painted plaster in Minoan, Roman and Early Byzantine Crete. A multi-analytical technique approach [PDF]
Wall paintings spanning two millennia of Cretan painting history and technology were analysed in an effort to determine similarities and evolutions of painting materials and technology. A multi-technique approach was employed that combined the use of (a)
Apostolaki, C. +20 more
core +1 more source

