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Questions related from Debashish Sarkar
We are planning to procure a tubular furnace for our lab. Our main activities will be ultrasonic spray pyrolysis and chemical vapour deposition. What furnace would be suitable for the above...
24 December 2020 4,251 2 View
silver salt that is soluble in alcohol but not in water
08 May 2020 9,224 0 View
I need to chemically attach silica nanoparticles on glass or silicon substrate. will mercapto triethoxysilane work?
16 March 2020 3,964 2 View
My polymer shows symmetric and asymmetric peaks at 1421 and 1605 cm-1. The polymer was able to reduce palladium nanoparticle. If carboxylate is responsible for reduction then Which direction...
15 May 2018 6,204 3 View
In a very dilute solution of dye or nucleotide, molecules would get adsorbed onto the silver nanoparticle surface. can the adsorbed molecule leave the metal surface after sometime? if yes, then...
22 February 2018 7,758 1 View
whats the difference in hydrogen-neutron and deuteron-neutron interaction?
21 December 2017 7,543 4 View
I have prepared gum Arabic and nanoparticle composite by spray drying. How do I determine the amount of gum dissolving in water with time?
02 December 2017 4,028 3 View
I have prepared silver coated silica sphere. After few days the color start to change from light brown to darker brown! is the silver getting oxidized? xrd shows fcc peaks for silver (~6nm) but...
03 November 2017 6,531 4 View
We have prepared few samples which may be useful for microwave absorption. But we don't have access to a vector network analyzer in GHz range. Could anyone help us by providing the S-parameters?...
07 June 2017 3,607 3 View
Converting silica NPS to silicon without changing porosity.
05 February 2017 7,503 5 View
Microgranule contains both silica and polysaccharide polymer. Want to etch silica with NaOH but don't want to disrupt the structure of polysaccharides.
13 December 2016 3,226 5 View
