Results 11 to 20 of about 171,093 (324)

Correlation tests between relative light unit and colony forming unit for improving adenosine triphosphate bioluminescence analysis in bacterial consolidation treatments on palaeontological heritage

open access: yesLuminescence, Volume 37, Issue 12, Page 2129-2138, December 2022., 2022
Bacterial mineralization treatments can be effective, nontoxic, environmentally friendly, and chemically compatible with fossil heritage. However, accurate monitoring should be carried out to detect bacteria viability during and after treatments. Adenosine triphosphate (ATP) assay is proposed as a fast, affordable, portable, and easy‐to‐use system for ...
Silvia Marín‐Ortega   +2 more
wiley   +1 more source

How and when does personal life orientation predict well‐being?

open access: yesThe Career Development Quarterly, Volume 70, Issue 4, Page 240-255, December 2022., 2022
Abstract We examined the direct and indirect––as mediated by job satisfaction––effects of personal life orientation on life satisfaction. We also examined whether these direct and indirect associations differed between employees working onsite or remotely. Using data from 432 employees (152 working onsite and 280 working remotely), our results revealed
Nicolas Gillet   +4 more
wiley   +1 more source

PCL Nanomodified Coating for the Protection of Thermochromic Prints on Packaging

open access: yesMaterials Proceedings, 2023
In the graphic industry, thermochromic inks are used primarily in the development of “smart” packaging for different applications, such as indicators of the product’s current temperature or an out-of-boundary temperature reading.
Marina Vukoje   +5 more
doaj   +1 more source

Manipulating Pixels in Computer Graphics by Converting Raster Elements to Vector Shapes as a Function of Hue

open access: yesJournal of Imaging, 2023
This paper proposes a method for changing pixel shape by converting a CMYK raster image (pixel) to an HSB vector image, replacing the square cells of the CMYK pixels with different vector shapes. The replacement of a pixel by the selected vector shape is
Tajana Koren Ivančević   +3 more
doaj   +1 more source

Munsell and Ostwald colour spaces: A comparison in the field of hair colouring

open access: yesColor Research &Application, Volume 48, Issue 1, Page 6-20, January/February 2023., 2023
Left: Partial 3D representations of Ostwald (top) and Munsell (bottom) colour‐order systems. Right and centre: parallel between Munsell colour attributes (Hue, Value, Chroma) and hair colour attributes (nuance, tone, intensity). Abstract Colour science has had a very long history, dotted over the millennia with many contributions from the most diverse ...
Simone Liberini, Alessandro Rizzi
wiley   +1 more source

New progress in the extraction and identification of Mexican cochineal (Dactylopius coccus) in fresh dyed wool and dyed wool with artificially accelerated aging and color description

open access: yesColor Research &Application, Volume 48, Issue 1, Page 151-164, January/February 2023., 2023
Abstract The main purpose of this study was to determine if a method developed in the laboratory by HPLC‐ESI‐QToF was able to identify the characteristic compounds of the Mexican cochineal (Dactylopius coccus) in freshly dyed wool fiber and following an artificially accelerated aging process.
Karen Cruz Mojica   +4 more
wiley   +1 more source

The impact of packaging transparency on product attractiveness

open access: yesJournal of Graphic Engineering and Design, 2017
The aim of the study was to investigate the impact of different levels of packaging transparency on the evaluation of attractiveness of a product within the packaging, in relation to whether it is a healthy or unhealthy product.
Barbara Sabo   +4 more
doaj   +1 more source

Stability Aspects of UV-Curable Prints on Pressure-Sensitive Labels Facestock Made from Agro-Industrial By-Products

open access: yesMacromol, 2023
During its life cycle, packaging comes into contact with various substances and even those it protects. Thus, for example, oil, water, and alcohol, if spilled on the packaging, can damage its functionality.
Ivan Malenica   +4 more
doaj   +1 more source

Efficient proximal gradient algorithms for joint graphical lasso [PDF]

open access: yes, 2021
We consider learning an undirected graphical model from sparse data. While several efficient algorithms have been proposed for graphical lasso (GL), the alternating direction method of multipliers (ADMM) is the main approach taken concerning for joint graphical lasso (JGL).
arxiv   +1 more source

Properties and Colorimetric Performance of Screen-Printed Thermochromic/UV-Visible Fluorescent Hybrid Ink Systems

open access: yesApplied Sciences, 2021
In the present research, properties and performance of special effect printing inks were observed with the aim of obtaining a printed product with dual functional properties.
Tamara Tomašegović   +3 more
doaj   +1 more source

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