Abhijit Debnath

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Questions related from Abhijit Debnath

Why BET surface area increases after adsorption on wood straw biochar?

I have implemented an adsorption test of heavy metal solution using wood straw biochar(without any Acid/Alkali activation) as an adsorbent. The degassing temp was 200C for 6h. After adsorption,...

14 December 2023 5,244 1 View

Where we can find the World geochemical background values of these heavy metals Fe, Zn, Pb, Cr, Cu, Ni, Cd for calc of sediment indexes?

These background values/reference values can be used for calculation of different indexes, viz. enrichment factor, geo-accumulation index, contamination factor, pollution load index and many more.

23 January 2020 9,252 3 View

How to determine the transfer rate of metals from sediment to river water?

Heavy metal concentrations are higher in the sediments compared to the surface of river water. 1. But what is the transfer rate of metals from sediment to river water? 2. how it calculate the...

18 November 2019 3,088 1 View

Why BET surface area increases after adsorption on wood straw biochar?

I have implemented an adsorption test of heavy metal solution using wood straw biochar(without any Acid/Alkali activation) as an adsorbent. The degassing temp was 200C for 6h. After adsorption,...

01 January 1970 4,422 4 View