Results 31 to 40 of about 6,931,217 (288)

Reliability of a Handheld Bluetooth Colourimeter and Its Application to Measuring the Effects of Time from Harvest, Row Orientation and Training System on Nectarine Skin Colour

open access: yesHorticulturae, 2021
This work aimed to (i) determine the reliability of a portable Bluetooth colourimeter for fruit colour measurements; (ii) characterise the changes in quantitative skin colour attributes in a nectarine cultivar in response to time from harvest; and (iii ...
Alessio Scalisi   +6 more
doaj   +1 more source

Colour changes during beer aging.

open access: yesKvasný průmysl, 2008
Spectrum changes of yellow, orange and yellow-red oxidation products of epicatechin with their typical absorption maximum around 430 nm were studied. Oxygen is necessary for the non-enzymatic formation of these substances and their formation increases ...
Jan ŠAVEL, Petr KOŠIN, Adam BROŽ
doaj   +1 more source

Colour Changes Evaluation of Freshly Cut Alder Veneers Under the Influence of Indoor Sunlight [PDF]

open access: yesPro Ligno, 2011
The paper presents an experimental study concerning the colour changes occurred on the surfaces ofblack alder veneers (Alnus glutinosa), obtained from a freshly cut (not treated) log, after their exposure tosunlight and darkness, for 1 and 3 months ...
Emilia Adela SALCA
doaj  

Colour Changes of Acetal Resins (CAD-CAM) In Vivo

open access: yesApplied Sciences, 2022
To quantify the discolouration of the temporary acetal resins in vivo, based on the weeks of follow-up and the salivary pH in the three thirds of the tooth. To find out if the final CIELAB coordinates can be predicted from the initial colour coordinates,
Cristina Gómez-Polo   +4 more
doaj   +1 more source

Colour Vision: Adapting to change [PDF]

open access: yesCurrent Biology, 1995
The colours we see reflect not only the light wavelengths presently being detected, but also those already received. To understand colour constancy therefore requires an understanding of adaptation in the visual system.
openaire   +2 more sources

Light-Induced Colour Changes in Wood Surfaces in Indoor Conditions Determined by an Artificial Accelerated Test: Influence of Wood Species and Coating Materials

open access: yesApplied Sciences
Stabilising the natural colour of wood species exposed to light in indoor conditions is a challenge that could be better addressed based on a deeper understanding of the occurring phenomena and influencing factors.
Mihai-Junior Torcătoru   +1 more
doaj   +1 more source

Local Colour Control on a Soft Continuum Robot by Bending Embedded Optical Fibre Dissipation Sensor Pairs [PDF]

open access: yesEPJ Web of Conferences
Colour as an information carrier widely exists in nature for camouflage and signalling, inspiring recent interest in bio-inspired colour-changing materials.
Wang Xiang   +3 more
doaj   +1 more source

The effect of natural antioxidants on the colour of dried/cooked sausages

open access: yesCzech Journal of Food Sciences, 2010
The colour changes caused by haem pigment oxidation were evaluated in the slices of dried sausages. To slow down these unwanted changes, several colourants and extracts from spices (rosemary, allspice, nutmeg, black pepper, clove, sandal wood, cochineal)
Bo-Anne Rohlík, Petr Pipek, Jan Pánek
doaj   +1 more source

Usefulness of selected methods of colour change measurement for pork quality assessment

open access: yesCzech Journal of Food Sciences, 2011
A few selected methods of the meat colour change determination were compared with regard to their usefulness in the assessment of the quality of minced pork.
Tadeusz Karamucki   +4 more
doaj   +1 more source

Comparative Drug Response Profiling in Neuroblastoma Cell Lines and Patient‐Derived Tumor Organoids

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT High‐risk neuroblastoma remains a leading cause of pediatric cancer mortality, and improved preclinical models are needed to guide therapeutic developments. We screened seven high‐risk neuroblastoma cell lines and three patient‐derived tumor organoids with 528 compounds alongside bone marrow controls, and compared them with external datasets ...
Krzysztof Wierbiłowicz   +12 more
wiley   +1 more source

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