Results 41 to 50 of about 79,741 (214)

Comparative Study of Gemological and Spectroscopic Features and Coloration Mechanism of Three Types of Spodumene

open access: yesCrystals
Spodumene is a characteristic mineral in lithium-rich granitic pegmatites, serving both as a valuable mineral resource and an important gem material. This study incorporates three different color varieties of spodumene—pink to violet, yellow-green, and ...
Zijia Zhou   +4 more
doaj   +1 more source

Metabolome and Transcriptome Analysis Reveals Putative Genes Involved in Anthocyanin Accumulation and Coloration in White and Pink Tea (Camellia sinensis) Flower

open access: yesMolecules, 2020
A variant of tea tree (Camellia sinensis (L.)) with purple buds and leaves and pink flowers can be used as a unique ornamental plant. However, the mechanism of flower coloration remains unclear. To elucidate the molecular mechanism of coloration, as well
Caibi Zhou   +7 more
doaj   +1 more source

Effects of Methyl Jasmonate on Fruit Coloration and Quality Improvement in Pears (Pyrus bretschneideri)

open access: yesAgronomy, 2023
Red-skinned pears with a bright red color and abundant health benefits are favored by consumers. However, fruit coloration and inner quality are usually affected by adverse factors, which lead to a decline in fruit quality and commerciality.
Bo Li   +5 more
doaj   +1 more source

SUPERSYMMETRY IN QUANTUM MECHANICS OF COLORED PARTICLES [PDF]

open access: yesModern Physics Letters A, 2001
The role of supercharge operators is studied in the case of a Dirac particle moving in a constant chromomagnetic field. The Hamiltonian is factorized and the ground state wave function in the case of unbroken supersymmetry is determined.
Mamedov, Sh.   +2 more
openaire   +2 more sources

Fine Mapping to Identify the Functional Genetic Locus for Red Coloration in Pyropia yezoensis Thallus

open access: yesFrontiers in Plant Science, 2020
Pyropia yezoensis, commonly known as “Nori” or “Laver” is an economically important marine crop. In natural or selected populations of P. yezoensis, coloration mutants are frequently observed.
Xinzi Yu   +12 more
doaj   +1 more source

Multi-omics elucidation of yellow aril coloration in litchi (Litchi chinensis Sonn.) cultivar ‘Jianjianghongnuo’: coordinated downregulation of flavonoid and carotenoid biosynthetic pathways drives pigment dynamics

open access: yesFrontiers in Plant Science
Litchi (Litchi chinensis Sonn.) arils are predominantly white or cream-colored, with yellow-pigmented cultivars being rare and poorly characterized.
Mianqiao Pan   +12 more
doaj   +1 more source

Fruit over sunbed : carotenoid skin coloration is found more attractive than melanin coloration [PDF]

open access: yes, 2015
Skin coloration appears to play a pivotal part in facial attractiveness. Skin yellowness contributes to an attractive appearance and is influenced both by dietary carotenoids and by melanin.
Lefevre, Carmen E, Perrett, David I
core   +1 more source

Obtaining a bioadsorbent from orange peel suitable for batch and continous treatment [PDF]

open access: yes, 2020
One form of chemical contamination involves the contribution of heavy metals to the ecosystem mainly from industrial spills and mining operations. The most toxic heavy metals are cadmium, copper, chromium, mercury, nickel, lead and zinc.
García Raurich, Josep   +2 more
core   +3 more sources

Color Vision Mechanisms in the Monkey [PDF]

open access: yesThe Journal of General Physiology, 1960
The monkey, Macaca mulatta, was chosen as the experimental animal for the investigation of the physiological mechanisms of color vision for two reasons: there is excellent behavioral evidence that the rhesus monkey has color vision (this is not true for some of the animals which have been used in similar investigations); furthermore, its color vision ...
openaire   +2 more sources

Weighted Gene Co-Expression Network Analysis of red body color formation of crimson snapper, Lutjanus erythropterus

open access: yesAquaculture Reports, 2023
Crimson snapper (Lutjanus erythropterus) is a highly valued economic fish species, with its red body color being a crucial economic characteristic. A systematic study of skin pigmentation could offer insights into the mechanism of red coloration. In this
Zhenmin Xu   +5 more
doaj   +1 more source

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