Separating Trimesoyl Chloride from Thionyl Chloride using Crystallisation OR Liquid Liquid Extraction?

Could somebody please suggest a solvent that dissolves either of the Thionyl Chloride or Trimesoyl Chloride to separate them using Liquid Liquid Extraction. Or we need a solvent to crystallise out...

07 December 2020 2,026 4 View

I am designing an UWB antenna..Please guide how to get wideband instead of multiband..?

By slotting patch and ground I am getting multiband not wideband.pls guide

09 November 2020 3,924 4 View

How to deploy the equations due to abuse reactions in Li-ion battery in COMSOL?

Dear RG community, I am modeling the thermal abuse behavior of Li-ion cylindrical cell using COMSOL 5.4. Two models are coupled, i.e. 1D electrochemical model (to evaluate the heat generation)...

14 April 2020 8,606 6 View

In COVID-19 modeling estimates for India by CDDEP, Johns Hopkins, and Princeton, what decideds peaking and decay?

COVID-19 modeling estimates for India have been presented by a team of researchers affiliated with CDDEP, Johns Hopkins, and Princeton. The results described in...

28 March 2020 1,623 2 View

Up to what temperatures can nCovid-19, novel corona virus survive?

The question does not require much explanation. Interested to know if there is some study on overall pattern of temperature range of permanent inactivity of various viruses and bacteria of all...

10 March 2020 8,749 44 View

Who (which species or device) can recycle pollutants?

The pollution levels are a constant nuisance in cities where there is lot of industry and vehicles and other man made reasons.We all know that and the situation on the onset of winter becomes...

09 November 2017 3,095 7 View

Does anyone know how to do NPT simulation in CPMD, any proper refernces ?

I have done wavefunction optimization and NVT simulation, but during NPT I am getting error and infact it's not printing box dimensions as well.

20 June 2016 8,253 6 View

A thought experiment in botanical science- can you grow plants in the lab and increase growth rate?

I am keen to know a) if one can grow plant from a seed in the lab without using conventional soil, fertilizer, sunlight etc., but only using essential ingredients like minerals, water, Co2,...

20 March 2015 3,781 18 View

Why do I get no colonies after transformation after SDM?

What could be the reasons for not getting colonies on transformation into E.coli competent after Side directed mutagenesis? There is no problem with DpnI digestion, competent cells, antibiotic...

07 December 2014 9,173 5 View

Could anybody tell me why the domestic supply is chosen usually as either 110 or 220 V?

Why does a simple number not say 100 and 200 V? Does it have something to do with historical reasons? Or is an average value of AC supply related to peak value?

03 May 2014 8,486 20 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

Can we distinguish the type of free fluid inside the pelvic and abdominal cavities whether blood or serous fluid using the ultrasound?

during ultrasound examination of acute abdomen, sometimes we see free fluid , can we know the type of fluid ,whether blood or not , using ultrasound only? if yes , what are the sonographic...

01 March 2021 7,476 4 View

How to model the battery pack in PSIM or PSCAD?

Hello, I have simulated a single battery cell using Thevenin equivalent circuit. For a battery pack, I have a large number of cells connected in series and parallel connections. Is there any way...

28 February 2021 2,116 1 View

How to Eliminate cosine error and abbe error in LASER measurement system(for example Rhenishaw XL80)?

I like to do project in laser measurement system. My objective is to eliminate or reduce the cosine error, abbe error in Laser measurement system. I have Rhenishaw XL80 system. Please tell the...

28 February 2021 4,890 3 View

How to calculate Ligand-active site distance in a ligand-protein complex from MD simulation?

I have run a MD simulation of a ligand-protein complex in GROMACS using CHARMM forcefield. Reviewer has asked me to calculate Ligand-activesite distance and binding free energy of ligand with...

27 February 2021 4,703 1 View

How can we limit artifacts caused by rotation in fiber photometry?

We are trying to run fiber photometry experiments for long time scales, but we get these sinusoidal artifacts that come up. We think they may be caused by twisting of the fiber optic subject...

25 February 2021 568 1 View

Is there an open source free software for text mining and sentiment analysis?

I am looking for a free software for text mining and sentiment analysis for my research on customer review mining (it involves calculating polarity of attributes,opinion oriented information...

25 February 2021 1,920 6 View

Which are the journals for free paper publication?

A bunch of flower for everybody. I would like to ask about the list of journals which we can publish our paper for free. Thanks in advance. Sincerely Walid

25 February 2021 9,790 3 View

How to measure angle between laser travel path and machine axis in Laser Measurement system?

25 February 2021 1,987 3 View

How to make a time series imputation benchmark ?

Hello ! In a work, I have to benchmark different algorithms to fill in missing values in time series. I insist on the fact that this is imputation and not forecasting. In my case, I have access...

24 February 2021 7,470 7 View