Tan Kang Huai

2 Questions 4 Answers 0 Followers

Questions related from Tan Kang Huai

What is the meaning by the carbonate bond in FTIR analysis that appear in stretching mode and bending mode ?

I have done sodium carbonate in FTIR analysis. A wide peak appeared in ~1428 cm-1 while another peak appeared in ~868cm-1. I know the peaks come from stretching mode and bending mode. But, what is...

12 March 2020 1,710 3 View

Positive zeta potential means nanoparticle has net positive charge? How do interpret when a cation group particle show negative zeta potential?

I read a lot regarding well dispersed particle in suspension have +/-30 mV. I also read positive zeta potential mean particle has positive charge. So, if a cation group show - 30mV, what does it...

26 September 2019 8,460 7 View