Articles with "colour change" as a keyword



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Thermochromic and photochromic colour change in Mg-Ni-H thin films

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Published in 2017 at "Materials Letters"

DOI: 10.1016/j.matlet.2016.11.089

Abstract: Mg-Ni-H thin films were deposited by reactive magnetron sputtering. As-deposited samples were Mg-rich and annealed in air by two steps at T=220 and 290 °C in order to increase crystallinity. A reversible, thermochromic effect was detected… read more here.

Keywords: thermochromic photochromic; thin films; colour change; colour ... See more keywords
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Explanation of the Colour Change in Alexandrites

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Published in 2020 at "Scientific Reports"

DOI: 10.1038/s41598-020-62707-3

Abstract: Alexandrites are remarkable and rare gemstones. They display an extraordinary colour change according to the ambient lighting, from emerald green in daylight to ruby red in incandescent light from tungsten lamps or candles. While this… read more here.

Keywords: mechanism; colour change; change; change alexandrites ... See more keywords
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Adaptive colour change and background choice behaviour in peppered moth caterpillars is mediated by extraocular photoreception

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Published in 2019 at "Communications Biology"

DOI: 10.1038/s42003-019-0502-7

Abstract: Light sensing by tissues distinct from the eye occurs in diverse animal groups, enabling circadian control and phototactic behaviour. Extraocular photoreceptors may also facilitate rapid colour change in cephalopods and lizards, but little is known… read more here.

Keywords: peppered moth; colour change; colour; behaviour ... See more keywords
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Theoretical insights into a colorimetric azo-based probe to detect copper ions

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Published in 2020 at "RSC Advances"

DOI: 10.1039/d0ra02468f

Abstract: In the present study, a colorimetric azobenzene-based probe (AZO 1) was reported that exhibits high selectivity toward Cu2+ and undergoes a red to yellow colour change upon its detection. Density functional theory (DFT) calculations were… read more here.

Keywords: colour change; probe; insights colorimetric; based probe ... See more keywords
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Vapochromic effect in switchable molecular-based spin crossover compounds.

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Published in 2022 at "Chemical Society reviews"

DOI: 10.1039/d2cs00790h

Abstract: Coordination complexes based on transition metal ions displaying [Ar]3d4-3d7 electronic configurations can undergo the likely most spectacular switchable phenomena found in molecular coordination chemistry, the well-known Spin Crossover (SCO). SCO phenomena is a detectable, reproducible… read more here.

Keywords: coordination; vapochromic effect; colour change; spin ... See more keywords
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Humidity-dependent colour change in the green forester moth, Adscita statices

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Published in 2019 at "Biology Letters"

DOI: 10.1098/rsbl.2019.0516

Abstract: The colours of insects serve important visual functions in aiding mate recognition, camouflage and warning. The display of insects is usually static, as cuticle coloration does not (or hardly) change during the lifespan of a… read more here.

Keywords: forester moth; colour change; humidity dependent; moth adscita ... See more keywords
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The colour of success: does female mate choice rely on male colour change in the chameleon Furcifer pardalis?

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Published in 2020 at "Journal of Experimental Biology"

DOI: 10.1242/jeb.224550

Abstract: ABSTRACT Colour change is involved in various functions ranging from thermo- and hydroregulation to camouflage and communication. The role of colour change in communication has received increased attention over the past few decades, yet has… read more here.

Keywords: colour; colour change; mate choice;
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Color change of bottled white wines as a quality indicator

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Published in 2020 at "OENO One"

DOI: 10.20870/oeno-one.2020.54.3.3367

Abstract: im: The present work aimed to estimate the probability of bottled white wine exhibiting acceptable colour change during a certain predefined time using a predictive model based on a descriptive mathematically expressed theory. Materials and… read more here.

Keywords: quality; storage; bottled white; colour change ... See more keywords
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Design of pH Responsive Textile as a Sensor Material for Acid Rain

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Published in 2020 at "Polymers"

DOI: 10.3390/polym12102251

Abstract: The chemical composition of rainwater can serve as an indicator of the excess of acidifying air pollutants. The pH value of rainwater in the presence of sulphur dioxide and nitrogen oxides, the precursors of acid… read more here.

Keywords: acid rain; colour change; polyamide fabric; textile ... See more keywords
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Enamel color changes following orthodontic treatment

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Published in 2017 at "Indian Journal of Dental Research"

DOI: 10.4103/ijdr.ijdr_404_15

Abstract: Objective: To evaluate and compare the effect of various orthodontic bonding systems and clean up procedures on quantitative enamel colour change. Materials and Methods: A literature search was done to identify the studies that assessed… read more here.

Keywords: enamel colour; change; following orthodontic; colour change ... See more keywords
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Colour change of twig-mimicking peppered moth larvae is a continuous reaction norm that increases camouflage against avian predators

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Published in 2017 at "PeerJ"

DOI: 10.7717/peerj.3999

Abstract: Camouflage, and in particular background-matching, is one of the most common anti-predator strategies observed in nature. Animals can improve their match to the colour/pattern of their surroundings through background selection, and/or by plastic colour change.… read more here.

Keywords: peppered moth; colour change; change; continuous reaction ... See more keywords