Whats the status of the wind energy in GCC regions?

More Umashankar Subramaniam's questions See All

Why I'm unable to observe insert sequence bands in Colony PCR?

Hi, I have grown BL21 cells with the pET28a that carries my insert sequence. It is growing on the selection plate but I can't observe any insert sequence bands when I do colony PCR. Is there any...

15 July 2024 5,135 5 View

Which modeling software and force field suitable for miRNA-mRNA molecular simulation?

Hello everyone, I am currently working on miRNA- mRNA interaction study. Further, I would like to do MD simulations for the miRNA-mRNA models. For the Simulation, I have modelled this complex...

24 June 2024 3,507 2 View

Please help me identify what is wrong with my cell culture. What type of contamination is this?

I have harvested human dermal fibroblast cells and subcultured into T25 flasks using fibroblast expansion medium that contant 10% LSGS and 1% anti-anti. When observe the cells a day after...

16 May 2024 8,239 0 View

How to induce substitution mutation to a 3D Protein in silico?

Hi, I am working on protein-protein interaction studies, specifically on antibody-antigen interaction. I would like to observe the changes in interaction if there's mutation occurs in the protein....

04 October 2023 8,796 3 View

How to design a reverse primer for poly A tailed microRNA?

Hello, I am working on microRNA expression studies on Regeneration. I isolated RNA from my sample and converted it into cDNA using Poly A polymerase and Reverse transcriptase enzyme. Previously I...

18 August 2023 3,898 0 View

I am shocked to see that the co-author of my journal article has been changed?

How is this possible on ResearchGate?????

20 July 2023 4,448 3 View

How to avoid ligand and receptor chain from merging into one chain after molecular docking?

Hi all, I've performed molecular docking using ClusPro. One of the chain from the ligand merged to a chain from the receptor when I wanted to study the protein-protein interaction using iCn3D....

02 July 2023 3,720 4 View

How to identify the binding sites of the antigen using GROMACS?

Hi, I am working on protein-protein interaction studies, specifically on antibody-antigen interaction.

19 June 2023 9,853 5 View

Why am I not getting pellet after centrifugation of gold nanoparticle synthesized by seed method(CTAB)?

We centrifuged twice at 12000 and 14000 rpm but still no pellet was found.

30 March 2023 8,405 1 View

Hello Science community, I would like to ask whether tpp tubespin can be autoclaved especially the filter cap??

please help anyone have suggestion?

03 August 2022 1,038 0 View

How to develop investments in renewable energy sources?

08 August 2024 5,112 3 View

In WECS : Gain values for conversion of PMSM rotor speed(rad/s) to p.u. input to wind turbine and Torque(pu) of WT to input of PMSM-Torque (Nm) ?

I am working on developing a MATLAB Simulink model of Wind turbine with PMSG followed by MPPT Boost converter. I have gone through so many literature and videos but I am not finding clear solution...

03 August 2024 888 1 View

Is artifacts in XPS possible to build high deviation in binding energy larger than 5 eV??

Hello. Thanks for your consideration to see my question. Recently, I conducted XPS anaylsis of g-CN that is prepared from thermal polycondensation of DCDA, so-called conventional bulk-g-CN,...

30 July 2024 9,824 2 View

Is there a database with onshore wind production for the wind farms in Portugal?

I am looking to predict some production for future onshore wind energy production in Portugal, is there any database with info of performances of the existing wind farms in the country? something...

28 July 2024 1,750 1 View

HAs anyone used TGA to find activation enegy of water evaporation?

I have different polymer solutions and I hypothesize that water molecules are retained based on the water-polymer interactions, so the amount of free water is less to intercat with drug tablet....

28 July 2024 9,545 6 View

Can we eliminate the stress singularity at the tip of the crack by manipulating the elastic constants?

The aim of the research here is to prevent the propagation of the crack in the fabricated elastic medium with useful applications.

25 July 2024 9,976 3 View

Can anyone kindly suggest research topics in the area of thermodynamics, heat transfer, fluid mechanics or renewable energy?

I am an undergraduate mechanical engineering student seeking suggestions on topics related to either thermodynamics, fluid mechanics, heat transfer or renewable energy for my final year project....

24 July 2024 4,058 5 View

Is it feasible to employ an artificial sun in the experimental investigation of concentrated solar power systems, specifically linear Fresnel systems?

Is it feasible to employ an artificial sun in the experimental investigation of concentrated solar energy systems, specifically linear Fresnel systems? If the answer is affirmative, what type of...

22 July 2024 9,710 6 View

Why binding energy is in positive number after performing mmpbsa?

I performed mmpbsa of protein-protein complex simulation on gromacs. My binding free energy is +166781. This complex is stable when experimentally produced in wet lab. In index.ndx I grouped...

19 July 2024 4,120 5 View

Why electrical charge on the moving plate increase?

Hi, everyone This figure depicts a simulation of an electrostatic energy harvesting system in COMSOL Multiphysics software. My question is regarding the relationship between the changes in...

19 July 2024 4,694 4 View