Results 121 to 130 of about 7,589 (281)

High-precision Discrimination of Maize Silage Based on Olfactory Visualization Technology Integrated with Chemometrics Analysis

open access: yesBioResources
Rapid, reliable and non-destructive detection of the quality of maize silage is essential to high-efficiency animal husbandry and food safety. In this study, the colorimetric sensor array (CSA) integrated with chemometric methods is innovatively proposed
Yan Tao   +6 more
doaj   +2 more sources

Extrusion Printing of Surface‐Functionalized Metal‐Organic Framework Inks for a High‐Performance Wearable Volatile Organic Compound Sensor

open access: yesAdvanced Science
Wearable sensors hold immense potential for real‐time and non‐destructive sensing of volatile organic compounds (VOCs), requiring both efficient sensing performance and robust mechanical properties.
Xiao Wang   +7 more
doaj   +1 more source

Inclusion Complexations of Levamisole and Cocaine With Molecular Baskets. Fluorescence Displacement Assay for Detection of Cocaine and Its Adulterant Levamisole in Aqueous Media

open access: yesChemistry – A European Journal, EarlyView.
Levamisole is a common adulterant found in street‐distributed cocaine. Molecular baskets have been shown to form stable inclusion complexes with both substances. While levamisole inserts its benzene into the basket's cavity, cocaine utilizes its bicyclic ring for encapsulation.
Christopher T. Mortensen   +7 more
wiley   +1 more source

Discrimination of Complex Mixtures by a Colorimetric Sensor Array: Coffee Aromas

open access: yes, 2016
The analysis of complex mixtures presents a difficult challenge even for modern analytical techniques, and the ability to discriminate among closely similar such mixtures often remains problematic.
Benjamin A. Suslick (1580425)   +2 more
core   +1 more source

Refractive Index–Correlated Pseudocoloring for Adaptive Color Fusion in Holotomographic Cytology

open access: yesCytometry Part A, EarlyView.
ABSTRACT Conventional bright‐field (BF) cytology of thyroid fine‐needle aspiration biopsy (FNAB) suffers from staining variability and limited subcellular contrast. Here, we present a refractive index–correlated pseudocoloring (RICP) framework that integrates quantitative refractive index (RI) maps obtained by holotomography (HT) with color BF images ...
Minseok Lee   +8 more
wiley   +1 more source

Label-free detection of β-amyloid peptides (Aβ40 and Aβ42): a colorimetric sensor array for plasma monitoring of Alzheimer's disease

open access: yes, 2018
A nanoparticle-based colorimetric sensor array for identification of structurally similar Aβ peptides (Aβ40 and Aβ42) for monitoring of Alzheimer's disease at early stages.
Morteza Mahmoudi   +2 more
core   +1 more source

Transition Metal Compounds as Thermochromic Materials: Classification, Properties, Limitations, and Applications

open access: yesEcoEnergy, EarlyView.
This review systematically examines how different transition metal compounds—such as binary and multinary metal oxides, halides, sulfides, and salts—exhibit thermochromism based on the d‐electron configurations of their transition metal cations. It focuses on three main mechanisms of thermochromism: phase transition, charge transfer, and bandgap change.
Jie Wang   +5 more
wiley   +1 more source

CH3COOAg with Laccase-like Activity for Differentiation and Detection of Aminoglycoside Antibiotics

open access: yesBiosensors
Aminoglycoside antibiotics (AGs) are widely used in medicine and animal husbandry, but they pose significant risks due to residual toxicity and antibiotic resistance.
Huan Zhu   +6 more
doaj   +1 more source

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