Results 161 to 170 of about 1,870,567 (303)

Simulation‐Driven Optimization of a Borosilicate/Al/Al2O3/Graphene Multilayer SPR Sensor for Aqueous Detection of Metal Ions and Their Binary Mixtures

open access: yesElectron, EarlyView.
A cost‐effective surface plasmon resonance sensor using a borosilicate prism, 60 nm aluminum, an optimized 8–10 nm Al2O3 spacer, and graphene oxide achieves up to 338(°)/RIU sensitivity with narrow linewidth, enabling reliable detection and discrimination of Hg(II), Pb(II), Zn(II), and their binary mixtures in water.
Talia Tene   +4 more
wiley   +1 more source

Determination of Aflatoxins and Selected Heavy Metals in Rice Varieties Cultivated in Fogera, Amhara Region, Ethiopia

open access: yesFood Chemistry International, EarlyView.
ABSTRACT Rice (Oryza sativa L.) is a vital staple crop for nearly half the world's population. This study investigates the levels of aflatoxins (AFB1, AFB2, AFG1, and AFG2) and selected heavy metals (Cd, Pb, and Cr) and essential elements (Mn, Fe, Mg, Cu, and Zn) in rice varieties cultivated in Fogera, Amhara Region, Ethiopia.
Melese Tilahun   +3 more
wiley   +1 more source

Evaluation of Nutritional and Bioactive Compounds in Tea and Botanical Marc Following Industrial Liqueur Maceration

open access: yesFood Chemistry International, EarlyView.
Industrial botanical marc retained valuable phytochemicals, antioxidants, catechins, and caffeine after ethanol maceration, with composition varying by botanical source and processing. These underutilized by‐products represent promising, safe, and sustainable feedstocks for recovering bioactive compounds for food, nutraceutical, and functional ...
Veronika Šimora   +7 more
wiley   +1 more source

Illuminating point‐of‐care diagnostics with aggregation‐induced emission biosensors

open access: yesFlexMat, EarlyView.
This review highlights the application of aggregation‐induced emission luminogens (AIEgens) in point‐of‐care (POC) diagnostics for disease biomarker detection. It systematically examines a range of biosensing platforms, including lateral flow immunoassays, microfluidic chips, and electrochemiluminescence sensors, alongside their utility in detecting ...
Danni Hu   +3 more
wiley   +1 more source

Biosensors for Food Safety and Adulteration Monitoring: Applications, Smart Packaging Integration, and Pathways to Intelligent, Field‐Deployable Detection Systems

open access: yesFood Safety and Health, EarlyView.
Biosensors enable rapid, sensitive, and portable detection of pathogens, contaminants, allergens, and food adulteration. Integration with smart packaging, smartphones, IoT, and machine learning supports real‐time monitoring and intelligent decision‐making, whereas microfluidics, biodegradable materials, explainable AI, and blockchain offer pathways ...
Mohima Akther Any   +7 more
wiley   +1 more source

Novel quantitative trait loci conferring resistance to root-knot nematodes in lima bean (<i>Phaseolus lunatus</i>). [PDF]

open access: yesMol Breed
Tajima AM   +12 more
europepmc   +1 more source

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