Can anyone suggest me links to research papers to contact angle of water on various solid surfaces?

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...

04 May 2018 756 3 View

What are the equation of motion for elliptical restricted three body problem?

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...

04 May 2018 2,119 5 View

How to analyze the FTIR spectra of graphene oxide?

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...

01 February 2018 4,581 9 View

What is the interpretation of data from UV spectrophotometer for Graphene oxide?

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...

01 February 2018 3,152 3 View

What is the minimum amount of carbon content in graphite that would work for the synthesis of GO?

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...

31 December 2017 4,588 7 View

How to remove the impurities of Graphene oxide?

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...

31 December 2017 3,088 7 View

How to solve the following problem of GO?

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...

31 December 2017 7,796 3 View

Why did the synthesis of GO turned black?

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...

11 December 2017 6,584 11 View

How to analyze the optical spectra of Argon jet?

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 3,003 0 View

Can we access data for various plasma related experiments online for data analysis purpose?

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 433 5 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

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02 March 2021 3,060 3 View

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02 March 2021 932 1 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View