Results 1 to 10 of about 70,847 (283)

Olfactory modulation of colour working memory: How does citrus-like smell influence the memory of orange colour? [PDF]

open access: goldPLoS ONE, 2018
Olfactory modulation of vision is not well understood whereas visual modulation of olfaction has been more fully investigated. This study aimed to reveal in a simple manner whether there is olfactory modulation of colour working memory using an odour ...
Kaori Tamura   +2 more
doaj   +4 more sources

Microscopic theory of colour in lutetium hydride [PDF]

open access: yesNature Communications, 2023
Nitrogen-doped lutetium hydride has recently been proposed as a near-ambient-conditions superconductor. Interestingly, the sample transforms from blue to pink to red as a function of pressure, but only the pink phase is claimed to be superconducting ...
Sun-Woo Kim   +4 more
doaj   +2 more sources

Harvesting time and roasting effects on colour properties, xanthophylls, phytates, tannins and vitamin C contents of orange maize hybrid [PDF]

open access: goldScientific Reports, 2020
Biofortified maize varieties form an essential part of a nutritious diet; available evidence suggests that different processing methods may affect the final food products.
Emmanuel O. Alamu   +4 more
doaj   +2 more sources

Comparative Investigation of Red and Orange Roman Tesserae: Role of Cu and Pb in Colour Formation [PDF]

open access: goldHeritage, 2022
This study aims at the characterisation of red and orange glass tesserae from the 4th-century Roman villa of Noheda (Spain). Due to the limited number of analyses available for such ancient materials, many questions remain unanswered about the production
Cécile Noirot   +5 more
doaj   +2 more sources

Revisiting the Baltimore–Bullock's Oriole hybrid zone reveals changing plumage colour in Bullock's Orioles

open access: yesRoyal Society Open Science, 2022
Hybrid zones are dynamic areas where populations of two or more interbreeding species may change through an influx of novel genetic material resulting from hybridization or selection on standing genetic variation.
Young Ha Suh   +2 more
doaj   +1 more source

Testosterone-Induced Expression of Male Colour Morphs in Females of the Polymorphic Tawny Dragon Lizard, Ctenophorus decresii. [PDF]

open access: yesPLoS ONE, 2015
Many colour polymorphisms are present only in one sex, usually males, but proximate mechanisms controlling the expression of sex-limited colour polymorphisms have received little attention.
Katrina Rankin, Devi Stuart-Fox
doaj   +1 more source

Oscillating flower colour changes of Causonis japonica (Thunb.) Raf. (Vitaceae) linked to sexual phase changes

open access: yesScientific Reports, 2022
Flower colour change may represent an ‘honest signal’ for pollinators, denoting flowers with good conditions for rewards and pollination. All previously reported flower colour changes are unidirectional, except for an incomplete case in one Fabaceae ...
Y. Furukawa, H. Tsukaya, N. Kawakubo
doaj   +1 more source

Assessment of heavy metals in unbranded nail polishes retailed in Karachi, Pakistan

open access: yesEQA, 2023
This assessment determines the concentrations of arsenic, lead, chromium, nickel, and cadmium in 60 unbranded nail polishes of various colours that were available in local marketplaces in Karachi, Pakistan.
Aamir Alamgir   +5 more
doaj   +1 more source

Change of surface colour parameters during storage of paprika (Capsicum annuum L.) [PDF]

open access: yesFood and Feed Research, 2014
The change of paprika surface colour during three years of storage was monitored by measuring CIEL*a*b* colour parameters once a year. Ten commercial and three branded paprika samples, originating from Hungary, Austria and Serbia, were stored in original
Belović Miona M.   +2 more
doaj   +1 more source

Is It Function or Fashion? An Integrative Analysis of Morphology, Performance, and Metabolism in a Colour Polymorphic Lizard

open access: yesDiversity, 2022
Colour polymorphism may be accompanied by alternative expressions of phenotypic traits that are directly or indirectly related to fitness, and selection forces may act on the traits separately or concurrently.
Verónica Gomes   +4 more
doaj   +1 more source

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