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Questions related from Ramakrishna Sukamanchi
"A" is the polymer having low molecular weight and low surface energy. "B" is the polymer with high molecular weight and high surface energy. In a mixture "B" is slightly large concentration than...
11 November 2016 9,900 2 View
Many research contributions achieved transparency with lanthanide elements. Can anyone share your experiences to improve transparency without using lanthanides?
04 April 2015 7,753 6 View
Perovskites are becoming popular materials for solar cells.This is mainly due to the optimal band gap and property of ambipolar diffusion of electrons and holes.
12 December 2014 4,313 4 View
If it is. whether the self-assembly can be exist in the absence of magnetic field?
12 December 2014 9,968 4 View
Nano/micro roughness causes an increase or decrease in the the contact angle depending on the nature of solid substrates. Trapped air causes an increase in the contact angle for hydrophobic...
12 December 2014 8,965 6 View
The same procedure with other solvents (like toluene, hexane) doesn't bring the color change.
12 December 2014 9,914 3 View
Which is the best way to decrease the surface tension? Surfactant or boiling? Is contact angle same in same surface tension of soap water and boiling water solutions?
12 December 2014 8,079 6 View
Surface tension of pure water is 72 mN/m. But it varies with the addition of acids and bases. Why?
11 November 2014 3,190 5 View
