How the wettability of rock sample can be changed by ageing in pure hydrocarbon oils only?

I want to do wettability analysis of hydrocarbon oil (octane)/rock/surfactant solution system. but to do the analysis first I have to make rock surface oil-wet. Since hydrocarbon oil does not have...

27 February 2021 5,383 3 View

How to select therorical or conceptual framework for any proposed qualitative research work?

Hi, I am conducting an exploratory research with qualitative in-depth interview approach to understand the impact of COVID_19 in health systems response to burn care in India. Since, this is a...

19 February 2021 4,562 4 View

Do you have any experience of taking astaxanthin supplement?

Astaxanthin is a keto-carotenoids having reddish color. It occurs naturally in certain algae and causes the pink or red color of different seafood especially salmon, shrimp, trout, and lobster....

29 January 2021 7,861 2 View

Can you suggest me how can I use D2O for dissolving chitosan sample for NMR analysis?

I am trying to dissolve chitosan with pure D2O but it is not dissolving. I read some articles that used D2O for dissolving chitosan before 1H and 13C NMR analysis? Do I need to do some...

14 December 2020 6,931 5 View

How many chapters (objectives) are necessary for a standard Ph.D. thesis?

This question is focused on biological, chemical, and material science. I think the answers also will help the future Ph.D. students for writing a good Ph.D. research proposal.

10 December 2020 2,090 34 View

How to obtain Reitveld Refinement of a nanocomposite (Ni doped in CdS) and how to put the crystallographic information of both elements in Full Proof?

As the crystallogarphic information of one element is considered easily to obtain Reitveld Refinement of nanostructure but to obtain Reitveld Refinement of diffrent elements doped in one is a...

20 August 2020 6,272 3 View

What is the criteria of scoring index in research gate?

Does it depend on co-authors, journals, citations or follower? I have seen many people who has no single research paper, no citation and only one co-authorship and new-bee without a follower in RG...

06 August 2020 3,278 27 View

What will be the roadmap to implement in matlab the power adaptation at transmitter side for optical wireless communication?

In my research, I have to implement a power adaptive transmitter in free space optical communication. Please guide me.

27 April 2020 2,406 2 View

What are the ways to clean the core sample flooded with nano particles?

Core cleaning is a challenging task. In the case of chemical flooding, core samples are generally cleaned by methanol and toluene but in the case of nanoparticles, I am not able to get any solvent...

04 March 2020 5,713 7 View

Surface-based cohesive behaviour: ABAQUS properties?

URGENT! Dear all,I'm currently modelling the masonry wall in ABAQUS using simplified micro-modelling approach. My model didn't go really well, I believe could be something to do with the...

27 July 2019 5,425 5 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

How do I determine the degree of polymerization of PEG 400 based on NMR integration?

Hello, I am working on the photocatalytic degradation of PEG 400. I would like to know if it's possible to determine the degree on polymerization based on NMR integration, or by the MW of the...

02 March 2021 6,186 3 View

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

Energy minimization in LAMMPS using NVT ?

How do I do energy minimization in lammps with NVT ensemble ? I am using the following command and it does not seem to work. It stops at extremely high energy and gives me the error zero search...

01 March 2021 2,294 3 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View

Microstrip antenna design tutorial of HFSS 3D layout module ?

I have designed a 24 GHz rectangular antenna on HFSS 3D model and got desired results while desing the same antenna with same dimensions I am getting resonance frequency at 27 GHz I am...

28 February 2021 4,426 2 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View

Compact antenna for the frequency range 1 MHz-5 MHz?

Hello everybody! I have a problem with developing a compact antenna for the 1MHz-5MHz frequency range. Tell me what type of antenna can be used and what books and articles to read to perform this...

27 February 2021 7,710 4 View

How to include original NMR data in a manuscript?

hello. i am junior researcher. I received a comment from a reviewer that he could not find NMR data in my submitted paper. I had included the NMR graph with explanation and formula to calculate...

27 February 2021 734 4 View