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Questions related from Reema Shrestha
I am given the contact angle for water on a particular solid to be 74.65 and similarly for glycerine to be 85.6 degree. I have to calculate the surface energy of the solid. Before that, I need to...
05 May 2018 802 3 View
I want to simulate the motion of moon around the earth accounting the solar perturbation. I read that Newton theorem for revolving orbits couldn't account for the apsidal precession of moon. Then...
05 May 2018 2,166 5 View
This is the spectra of GO. The peaks are somewhat shifted from where it should have been. There were impurities in my sample but could anyone help me interpret the trough points for whatever my...
02 February 2018 4,719 9 View
Could anyone explain me what does the graph obtained from UV spectrophotometer means? I have this graph for my Graphene oxide sample.I know that the absorbance is quite high because the...
02 February 2018 3,195 3 View
I am trying to buy graphite powder for the synthesis of GO but in market I get the graphite powder having around 90-95 % carbon content in graphite. Graphite of purity around 99% are a bit...
01 January 2018 4,626 7 View
1. After centrifuging the prepared GO by Hummer's method,it was placed in the Aluminium foil for drying but instead may be it got reacted with the foil which turned it to black. Does it affect the...
01 January 2018 7,827 3 View
Following Hummer's method,I prepared Graphene oxide and the final product was like this in the file attached below. After centrifuging,it looked this way(also attached below). It seemed pretty...
01 January 2018 3,154 7 View
I tried to prepare graphene oxide using hummer's method. But at the end, it tuned black instead of yellowish color. I am sure there must be a lot of places where i might have done wrong but not...
12 December 2017 6,629 11 View
I have some queries regarding the experiment on magnetic field effect on plasma discharge. 1. To conduct experiment on low magnetic field(~0-100 G),which Langmuir probe(i.e. single or double)...
01 January 1970 7,437 4 View
I was wondering if there are free access to data for plasma physics online which can be analyzed and further work with it computationally as well. I'd glad if anyone could mention possible project...
01 January 1970 484 5 View
I have optical spectra data for atmospheric pressure Argon jet and below is the graph for the section of Argon I lines. But I am not sure how to start analyzing. I found a pdf online for NIST...
01 January 1970 3,048 0 View
Hi. I am in my final year in undergraduate studying Physics and I am thinking of some project ideas for my project. Could someone suggests me some interesting topics? I am not familiar to the...
01 January 1970 2,690 0 View
I made a helmholtz coil of wire 18 gauge, 420 turns each, 2 cm radius. I passed current of 2-5A and measure the magnetic field with hall probe. When I measured the output, it showed around 100...
01 January 1970 4,418 1 View
