Sentence examples for fluorescence carbon from inspiring English sources

Here, we report facile and one-step synthesis of green fluorescence carbon dots (CDs) with the help of a new passivating agent – poly acrylate sodium) (PAAS).

For instance, grapheme quantum dots (GQD), a type of green fluorescence carbon nanomaterials, are made by cutting grapheme oxide solvothermally and are found to be dominating the visualization properties [41].

Herein, a label-free bioplatform was designed for sensitive detection of OPs through dual-mode (fluorometric and colorimetric) channels based on acetylcholinesterase (AChE -controlled quenching of fluorescence cAChE -controlled.

Photosynthetic responses were determined by measurement of leaf photosynthesis, chlorophyll fluorescence, carbonic anhydrase activity, and stable carbon isotope ratios.

Food colorant sunset yellow whose excitation and emission wavelength at 303 nm and 430 nm could selectively quench the fluorescence of carbon dots, efficient fluorescent resonance energy transfer between the carbon dots and sunset yellow is achieved.

Moreover, theoretical calculations demonstrated that the fluorescence of carbon nanoparticles can also be adjusted by controlling the content of the sp2-hybridized carbons isolated by sp3 carbons and the size of the conjugated sp2 domains in isolated carbon nanoparticles [21, 22].

Also in acidic medium the FRET system is disturbed and the fluorescence of carbon dots is regenerated.

The method was optimized, and the chemical composition of the product was determined by X-ray fluorescence and carbon, hydrogen, and nitrogen analysis.

Two-photon excitation at 230 nm was applied to induce fluorescence of carbon monoxide present in the volatiles, whereas excitation of formaldehyde was done at 355 nm.

Moreover, it is worth to point out that the subsequent addition of S2− can extract Cu2+ from the CCDs-Cu2+ complex and recover the fluorescence of carbon dots, the detection limit for S2− can reach to 130 nM in the aqueous medium.

We obtained daily PM2.5 filters for the years of 2002 2004 and analyzed trace elements using X-ray fluorescence and black carbon using light reflectance as a surrogate measure of elemental carbon.