Why the domain of our highly cited resarch work is shrinked into only 5 countries?

I researched two highly cited journals publications (2017-2018) and observed that more than 55% papers on very specific research topics are published by 13 research groups from 5 countries. Is...

04 May 2018 2,202 5 View

How can we avoid fake conferences?

Most of the times we get idea about the quality of conference through well-known invited speakers. But what you will do when you come to know on the conference day (after submission of valuable...

11 December 2015 4,915 1 View

What is the difference between nano-crystalline and poly-crystalline materials?

In most of material systems, poly- and nano-crystalline mean the same thing. Why are we confused by renaming the already well-defined text book terminologies?

05 June 2014 959 16 View

What are the ultimate requirements from an ideal semiconductor?

Many days ago, I was introducing graphene to my undergraduate students. One student ask me a question: what are the requirements from an ideal hypothetical semiconductor? From that day I am...

02 March 2013 2,069 7 View

How can we control fake data from our research journals. It will be really a great threat for scientific community in near future.

10 November 2012 5,271 34 View

Which one is the best software freely available to model the charge transport mechanism of organic semiconductor for undergraduate project?

We have some very complex software for simulation and modelling, I observe that student take a lot of time just for understanding and simple know how operation of the standard software. Which is...

09 October 2012 5,371 5 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 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

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 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

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...

01 March 2021 9,537 2 View