Results 151 to 160 of about 504,435 (332)

Pigment‐Macromolecule Complexes Isolation from Sea Urchin Biomineral Waste for Coloring Materials

open access: yesChemistry–Methods, EarlyView.
A methodology has been developed to extract the colored organic fraction occluded within seashell biomineral waste. Applied to sea urchin skeletons, free polyhydroxylated naphthoquinone (PHNQ) pigments and PHNQ‐macromolecule complexes are isolated. These complexes show superior pH stability in purple hues compared to free PHNQ, which shifts from red to
Claudio Ferreira   +12 more
wiley   +1 more source

Chemical Aspects Influencing Crack Formation in Black‐and‐White Oil‐Based Paints: Study of Five Spanish Abstract Informalist Paintings by Antonio Saura (1930–1998)

open access: yesChemistry–Methods, EarlyView.
This study explores the chemical and physical mechanisms behind the distinct cracking patterns observed in the black‐painted areas of five works by Antonio Saura. Multiband imaging and portable digital microscopy were employed to document the morphology and distribution of crack patterns.
Margherita Gnemmi   +7 more
wiley   +1 more source

The Utilization of Calcium Soaps from Animal Fat by Laying Hens [PDF]

open access: hybrid, 1990
Russell Rising   +3 more
openalex   +1 more source

Machine Learning Approaches in Soft Matter Molecular Simulation and Materials Characterization: Challenges and Perspectives

open access: yesChemPlusChem, EarlyView.
Rigorous frameworks construction toward the development of science‐based machine learning (ML) schemes: invocation of statistical learning and data‐driven methods within the diverse materials science fields, from materials characterization to molecular modeling utilizing domain knowledge to facilitate fundamental understanding and scientific discovery.
Niki Vergadou, Vassilios Constantoudis
wiley   +1 more source

Cholesteryl Fatty Acid Esters and Free Cholesterol in Food of Animal Origin

open access: yesEuropean Journal of Lipid Science and Technology, EarlyView.
Cholesterol occurs in free (bioavailable) and esterified (transport/storage) forms. Here, we present a method that allows both forms to be determined independently. Finally, the quantities of free and esterified cholesterol were determined in several meat, animal fat, and cheese samples.
Vanessa Hermann‐Ene   +3 more
wiley   +1 more source

Scaling Up Performance of Web Services by Pre-Serialization Response Analysis

open access: yesInternational Journal of Information and Communication Technology Research, 2010
Web services are the inseparable part of many scientific applications. Consider communication between two partial differential equation (PDE) solvers on different domains, such applications work by exchanging large arrays containing floating point data ...
Parinaz Saadat, Behrouz Minaei Bidgoli
doaj  

Ambient technology in epilepsy clinical practice

open access: yesEpilepsia Open, EarlyView.
Abstract The utilization of large language model‐based artificial intelligence (AI) in the field of neurology has gained attention as a viable tool to enhance and assist providers with processes ranging from scheduling patients to providing preliminary interpretations of testing results, pending orders, and documenting encounters. Epileptologists could
Haania Kakwan   +3 more
wiley   +1 more source

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