Sentence examples for precursor at from inspiring English sources

Less than three months later, however, Gatlin disclosed that he had tested positive for a testosterone precursor at a meet the previous April, although he said he did not knowingly use the drug.

The final samples were obtained by calcining each precursor at 400 °C.

TiO2 photocatalysts were synthesized by the hydrothermal treatment of titanate nanotube precursor at different HNO3 concentrations.

The porous hollow ZnO samples were prepared by calcination of ZnCO3 precursor at 450 °C.

Dharmaraj et al. [14] obtained NiO nanoparticles using nickel acetate as precursor at 723 K.

The NC nanofibers were finally obtained via annealing the precursor at 600 °C in Ar atmosphere.

The nitrogen content was controlled by tuning the calcination temperature of titanate precursor at 500, 600 and 700 °C, respectively.

Co3O4 and Ag/Co3O4 composite samples were fabricated by calcining each precursor at 400 °C for 3 h.

This study considers structure and performance changes of CMS derived from a commercially available polymer precursor at different pyrolysis temperatures.

The materials are obtained by silicification process with silica precursor at the hydrophilic region of phospholipid bilayers.

NaNbO3 nanobelt arrays could be obtained by calcining the precursor at 500 550°C for 1 4 h.