Results 21 to 30 of about 622,365 (297)

Deoxynivalenol and Zearalenone—Synergistic or Antagonistic Agri-Food Chain Co-Contaminants?

open access: yesToxins, 2021
Deoxynivalenol (DON) and Zearalenone (ZEN) are two commonly co-occurring mycotoxins produced by members of the genus Fusarium. As important food chain contaminants, these can adversely affect both human and animal health.
Asmita Thapa   +3 more
doaj   +1 more source

Glucose Sensing for Diabetes Monitoring: Recent Developments

open access: yesSensors, 2017
This review highlights recent advances towards non-invasive and continuous glucose monitoring devices, with a particular focus placed on monitoring glucose concentrations in alternative physiological fluids to blood.
Danielle Bruen   +3 more
doaj   +1 more source

Investigation of Polymer–Plasticizer Blends as SH-SAW Sensor Coatings for Detection of Benzene in Water with High Sensitivity and Long-Term Stability [PDF]

open access: yes, 2016
We report the first-ever direct detection of benzene in water at concentrations below 100 ppb (parts per billion) using acoustic wave (specifically, shear-horizontal surface acoustic wave, SH-SAW) sensors with plasticized polymer coatings.
Ballantine D. S.   +6 more
core   +2 more sources

A pillar-shaped antifuse-based silicon chemical sensor and actuator [PDF]

open access: yes, 2007
We designed a silicon-processing compatible, simple, and cheap device operating at a power down to sub- W. It has a pillar-shaped structure with a nanoscopic (10–100 nm in size) conductive link (the so-called antifuse) created between two electrodes ...
Holleman, J.   +2 more
core   +15 more sources

An Investigation of Stability and Species and Strain-Level Specificity in Bacterial Volatilomes

open access: yesFrontiers in Microbiology, 2021
Microbial volatilomics is a rapidly growing field of study and has shown great potential for applications in food, farming, and clinical sectors in the future.
Shane Fitzgerald   +2 more
doaj   +1 more source

Designing multifunctional chemical sensors using Ni and Cu doped carbon nanotubes [PDF]

open access: yes, 2010
We demonstrate a "bottom up" approach to the computational design of a multifunctional chemical sensor. General techniques are employed for describing the adsorption coverage and resistance properties of the sensor based on density functional theory (DFT)
Arnold   +36 more
core   +3 more sources

Stimuli-Controlled Manipulation of Synthetic Micrometre-Sized Vehicles for Bio-Inspired Fluidics

open access: yesProceedings, 2017
Controlled movement in fluids is essential to the function of living systems. The desire of [...]
Larisa Florea   +3 more
doaj   +1 more source

Bode Phase Angle Signaling of a TB Disease Biomarker

open access: yesMolecules, 2023
Tuberculosis (TB) is a worldwide burden whose total control and eradication remains a challenge due to factors including false positive/negative diagnoses associated with the poor sensitivity of the current diagnostics in immune-compromised and post ...
Unathi Sidwaba   +5 more
doaj   +1 more source

A Low-Cost Fluorescent Sensor for pCO2 Measurements

open access: yesChemosensors, 2014
Global warming is believed to be caused by increasing amounts of greenhouse gases (mostly CO2) discharged into the environment by human activity. In addition to an increase in environmental temperature, an increased CO2 level has also led to ocean ...
Xudong Ge   +4 more
doaj   +1 more source

Enhanced photovoltaic effects of microwave-assisted polyol-synthesized Cu2(Pd/Zn)SnS4 kesterite nanoparticles

open access: yesJournal of Science: Advanced Materials and Devices, 2023
Kesterite materials show excellent optical and semiconductive properties for use as p–type absorber layer in photovoltaic (PV) applications, but they have a high open circuit voltage deficit (Voc,def) due to high antisite defect and secondary phase ...
Kelechi C. Nwambaekwe   +2 more
doaj   +1 more source

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