How to prepare TfOH, HBr or HCl salt of BINOL derived phosphoramide containing one pyridinium ring?

I want to protonate the pyridinium nitrogen (BINOL derived phosphoramide containing pyridine ring) to prepare a salt. I do the reaction in dry DCM at room temperature using TfOH, HCl in Dioxane (4...

01 August 2017 3,149 3 View

There are two kinds of leptonic mass matrices M_{\nu} resulted out from Inverse seesaw mechanism. How do we realize differently while using them?

06 November 2016 781 1 View

How the concept of accidental symmetry is used to accommodate a stable Dark Matter candidate?

09 August 2016 145 3 View

What is the precise lepton no violating scale while working in Inverse Seesaw regime?

30 June 2016 2,598 3 View

How to switch off all Routing protocols in wireless tcl scrips in NS2 ?

I am a beginner to NS2, I am using NS2 simulator and trying to run Wireless tcl script. I am transferring data packets using UDP. CBR data packet size and CBR rate is defined. But I don't want to...

05 June 2016 3,646 4 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View

Why does two different bioinformatics tools for the same proteins show different subcellular localizations?

During a computational analysis, I found that for a protein of a plant, two different subcellular localizations are seen using CELLO and WoLF PSORT. For example, in CELLO, it identified the...

01 March 2021 6,729 2 View

What is the most suitable server for predicting protein structures in bacteria?

I have used the i-Tasser several times, however it has been unavailable for several days. I tried the swiss-model, but the output was not very pleasant due to the model used. Is there any other...

28 February 2021 4,521 3 View

What is the difference between genotype and haplotype data in the ped format?

Hi everybody In the ped format for genotype, alleles of any SNP are represented by two columns (one for each allele, separated by a space). Is a column sufficient for the haplotype to...

27 February 2021 1,965 1 View

I have need of XRD graph analysis software for phase identification. Can you please provide links for software tools which can be downloaded?

i am trying to download x'pert high score software, but can't download it. please do suggest software for phase analysis

24 February 2021 5,687 4 View

Please suggest me the simplest way to understand the in-silico analysis of any gene?

I want to understand the basics of docking, and also know about all bioinformatics tools which are free of coast and helpfull in in-silico analysis?

22 February 2021 8,879 2 View

Is there a Constitutive model for concrete with Sea-Sand?

Hi I am running a simulation in Abaqus for a concrete beam. Its fine aggregate replaced with sea-sand. I was wondering if I could find studies that measured the ultimate strain of concrete made...

22 February 2021 6,409 2 View

How can we measure the reliability and validity of our survey questionnaire?

We are conducting survey research on COVID-19 misinformation among students. How can we validate our survey for it to produce valid and reliable data? Also, what statistical tools can we use to...

16 February 2021 678 3 View

How to remove the species data from rda data frame in R (only remain the sites/samples point)?

Dear everyone, When I using the rda function in r, I met this question. As you can see in the figure, there are a lot of deep blue points which refers to the species. But I would like remain...

15 February 2021 8,982 2 View