How to build a polymer pdb file from a monomer pdb file, for using it is an initial configuration in Gromacs?

I am doing my Ph.D. in Materials Science and am completely new to Molecular Dynamics Simulation and Linux. I am using Manjaro Linux 20.1 and have Gromacs 2020.4, VMD 1.9.3, packmol 20.0.10,...

28 October 2020 1,051 3 View

Why are there flow of water from land towards ocean?

Water in land always has a tendency to move towards ocean. I eager to know the reason behind this.

23 January 2020 3,069 5 View

How is dissolved salt in surface water originated in inland areas?

Inland surface contains so many dissolved salts into it. What are the sources of these salts, I like to know.

23 January 2020 7,686 4 View

Which has more evaporation rate surface water or sea water and why?

Surface water resources like ponds, lakes, reservoirs and rivers and sea water undergo solar evaporation in presence of sunlight. I like to know which one has higher evaporation rate.

22 January 2020 4,114 5 View

How can organically bound Nitrogen be determined in soil/sediments?

Most fraction of nitrogen in soil belongs to organic matter present in soil, but soil contains other fractions like nitrate, nitrite and ammonia form together. Then how organic bound nitrogen...

17 January 2020 6,570 6 View

Why are essential elements present in earth crust in abundant than toxic heavy metals?

The composition of earth crust reveals that the biological essential elements are abundant in comparison to the toxic group of heavy metals. What could be the reason behind this?

16 January 2020 2,028 3 View

I am looking for a simultaneous heat and mass transfer model with finite differences?

I am trying to come up with a code for simultaneous heat and mass transfer for water evaporation owing to solar flux. The incoming heat flux contributes to volumetric heat generation within a...

24 October 2018 8,964 1 View

Is there any HPLC method for lipase activity?

I am trying to find lipase activity in mustard seeds. I developed a method by potentiometry but i am not getting repeatability. Is there any other method to estimate lipase activity.

16 April 2018 4,654 3 View

Please suggest me Scopus index journal of Management in india?

As per my PhD submission i need to do 3 scopus indexed papers, can any one suggest me to process in India.

31 March 2018 5,954 9 View

How to determine the sample size from a population of 16000?

I want to draw the sample from KLEF (KL University), which consists of Students, M.tech scholars, PhD scholars and Teaching and Non-teaching staff. Topic is customers loyalty on E-commerce sites...

28 December 2017 7,805 7 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

What is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 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

How to quantitative analize the data of TNBS assay for gelatin?

Estemeed colleagues, I found some issues regarding the quantification of the data for TNBS assay. There are different protocols on how to perform that but it is clear to me the "fil rouge" that...

02 March 2021 2,616 1 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 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

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