Stepwise fluorescence changes of quantum dots: single-molecule spectroscopic studies on the properties of turn-on quantum dots.

Stepwise fluorescence changes of quantum dots: single-molecule spectroscopic studies on the properties of turn-on quantum dots.

Chemical communications (Cambridge, England) (2011-11-26)

Yea Seul Kim, Min Young Kim, Jae Kyu Song, Tae Jung Kim, Young Dong Kim, Sang Soo Hah

ABSTRACT

Single-molecule spectroscopy of turn-on quantum dots induced by NADPH-dependent biocatalyzed transformations reveals that the fluorescence intensities of quantum dots functionalized with Nile Blue are stepwisely and reversibly changed in the presence of NADPH.

MATERIALI

N° Catalogo

Marchio

Descrizione del prodotto

N5632

Sigma-Aldrich

Nile Blue A, Dye content ≥75 %

N0766

Sigma-Aldrich

Nile Blue A, certified by the Biological Stain Commission

370088

Sigma-Aldrich

Nile Blue A perchlorate, Dye content 95 %

222550

Sigma-Aldrich

Nile Blue chloride, Dye content 85 %