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Determination of amino acids in gym supplements using digital images and paper platform coupled to diffuse reflectance spectroscopy and USB device
(2019-05-01)
New and reliable methodologies are described for the determination of amino acids in gym supplements, offering rapid and clean analysis, with low generation of waste. The proposed methods are based on the reaction between ...
Simple-to-use and portable device for free chlorine determination based on microwave-assisted synthesized carbon dots and smartphone images
(Elsevier Science, 2021-07-01)
A new portable and simple 3D printed device was designed for free chlorine determination in water samples. The analytical method was based on the quenching caused by free chlorine on the fluorescence emission of the carbon ...
A Simple Device For Lens-to-sample Distance Adjustment In Laser-induced Breakdown Spectroscopy (libs)
(Sage Publications IncThousand Oaks, 2017)
Development of miniaturized fluorimetric device for caffeine determination using a smartphone
(2019-01-01)
Caffeine is an element that is consumed worldwide. It is present in many products such as beverages, chocolate, coffee, tea, energy drinks and medicines. Portable 3D devices working together with colorimetric and fluorimetric ...
DEVICE FOR EXTRACTION OF ORGANIC CHEMICAL COMPOUNDS WIT TOXIC PROPERTIES, WHICH ARE PRESENT IN ATMOSPHERIC SAMPLES, BY USING SOLVENTS HEATED BY THE APPLICATION OF FOCALIZED MICROWAVES IN OPEN SYSTEMS (NOT PRESSURIZED)
Device to extract organic chemical compounds from particulate material (MP) that comes from atmospheric samples, using solvents heated by the application of focalized microwaves (MW), performed in open systems, which ...
Triboelectric Effect As A New Strategy For Sealing And Controlling The Flow In Paper-based Devices
(ROYAL SOC CHEMISTRYCAMBRIDGE, 2015)