Results 21 to 30 of about 62,649 (242)

A nanoscale MOF-based heterogeneous catalytic system for the polymerization of N-carboxyanhydrides enables direct routes toward both polypeptides and related hybrid materials

open access: yesNature Communications, 2023
Synthetic polypeptides have emerged as versatile tools in both materials science and biomedical engineering due to their tunable properties and biodegradability.
Ying Liu   +7 more
doaj   +1 more source

Fast Selection of Spectral Variables with B-Spline Compression [PDF]

open access: yes, 2007
The large number of spectral variables in most data sets encountered in spectral chemometrics often renders the prediction of a dependent variable uneasy.
François, Damien   +4 more
core   +5 more sources

Tensor Decompositions for Signal Processing Applications From Two-way to Multiway Component Analysis [PDF]

open access: yes, 2014
The widespread use of multi-sensor technology and the emergence of big datasets has highlighted the limitations of standard flat-view matrix models and the necessity to move towards more versatile data analysis tools. We show that higher-order tensors (i.
Caiafa, C.   +6 more
core   +1 more source

Recent Trends in Metabolomics by NMR Spectroscopy

open access: yesAngewandte Chemie, EarlyView.
AI tools were applied to analyze more than 5 000 publications indexed in Scopus (2018–2025), identifying key trends and research directions in NMR‐based metabolomics. The artificial intelligence‐assisted workflow classified papers into six main fields of application, human health, food and nutrition, veterinary science, plants, environment, and ...
Giorgio Di Paco   +6 more
wiley   +2 more sources

Adaptive fuzzy partition in database mining: application to olfaction

open access: yesData Science Journal, 2006
A data set of 412 olfactory compounds, divided into animal, camphoraceous, ethereal and fatty olfaction classes, was submitted to an analysis by a Fuzzy Logic procedure called Adaptive Fuzzy Partition (AFP).This method aims to establish molecular ...
M Pintore   +3 more
doaj   +1 more source

Assessment of Virgin Olive Oil Adulteration by a Rapid Luminescent Method [PDF]

open access: yes, 2019
The adulteration of virgin olive oil with hazelnut oil is a common fraud in the food industry, which makes mandatory the development of accurate methods to guarantee the authenticity and traceability of virgin olive oil.
Fernández Recamales, Ángeles   +3 more
core   +1 more source

A cage-on-MOF strategy to coordinatively functionalize mesoporous MOFs for manipulating selectivity in adsorption and catalysis

open access: yesNature Communications, 2023
Functionalizing porous materials with capping agents generates hybrid materials with enhanced properties, while the challenge is how to improve the selectivity and maintain the porosity of the parent framework.
Yu Liang   +5 more
doaj   +1 more source

Fluorophores-Assisted Excitation Emission Matrix Fluorescence Method for the Origin Traceability of Lily

open access: yesChemosensors, 2023
In this work, a fluorophores-assisted excitation/emission matrix (EEM) fluorescence method was proposed to trace the origin of lily in the Chinese market. There are few active components in lilies that have fluorescent signals, and too few characteristic
Huan Fang   +4 more
doaj   +1 more source

Fe Doping Enhances the Peroxidase-Like Activity of CuO for Ascorbic Acid Sensing

open access: yesChemistry, 2023
Although significant advances have been witnessed in the application of nanozymes in recent years, exploring new strategies to enhance the enzyme-like activity of nanozymes is of urgent importance.
Boyu Yan   +4 more
doaj   +1 more source

Data-driven Soft Sensors in the Process Industry [PDF]

open access: yes, 2009
In the last two decades Soft Sensors established themselves as a valuable alternative to the traditional means for the acquisition of critical process variables, process monitoring and other tasks which are related to process control.
Abdi   +149 more
core   +1 more source

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