What is the role of ether solvent (such as THF) in Sonogashira coupling?

Can Amine (such as Et3N) be used as solvent as well as base for the Sonogashira Coupling? How to decide the amount of solvent to be used in any reaction? Does the amount of solvent affect the...

14 February 2021 4,018 3 View

How do I refine a specific region of my protein model so that it perfectly superposes with a template peptide PDB with the same sequence?

I have a protein model and want to replace a 12-amino acids-long region within the center of the model with those of a PDB file containing a 12-amino acids long peptide of the same sequence. This...

02 February 2021 779 2 View

How Architecture is related with Culture?

How architectural form, shape, style and technique are influenced by Cultural Values and Norms?

05 October 2020 6,651 17 View

Do we really pay serious attention to balance such factors for good design affecting in Human comfort?

It has been recognized that Architecture is influenced by many factors like, Social, Physical, Cultural, Environmental, Economic and Political etc.

04 October 2020 5,867 10 View

Is there any way to output LAMMPS readable data file which can identify similar atoms but in different molecules??

I have been working with a complex system that involves 5 different atoms and 3 different molecules. However 2 of the atoms are present in 2 different molecules i.e O & H. Now when I am...

10 March 2020 4,547 2 View

Which circuit design should I use to generate emf oscillating at frequency of 2.5Ghz ?

I am looking for a circuit which can generate an emf oscillating at frequency of 2.5Ghz. My setup is in such a way that, I am passing particles (negligible mass) from a tunnel and want an emf...

21 December 2019 9,800 6 View

Why Biosurfactant production varies with the carbon sources?

Some Pseudomonas sp. are reported for biosurfactant production with glucose as a carbon source, where as other Pseudomonas sp. reports the significant BS production with hydrocarbon. Why?

12 November 2019 282 3 View

What is the best way to test the porosity of a scaffold?

The pore size of my developed bone scaffold ranges within 100-500 microns as observed from SEM analysis. What is the best way out of BET and mercury intrusion porosimetry to test the the pore...

19 August 2019 7,324 2 View

What is the role of nitrobenzene in the synthesis of 1,3,6,8-tetrabromopyrene ?

During the synthesis of 1,3,6,8-tetrabromopyrene, nitrobenzene was used as solvent, so I feel that it was used as a solvent may be because the reaction requires high temperature to form the...

03 July 2019 2,534 3 View

Researching a plant which is known to be anticancerous, as it is referred in ethno-medicine,its molecule is cited should wet lab be done to verified ?

The plant is already known as anti-cancerous, but the biochemical study has not been done. However the active compound, from the plant has been researched already to find anti-cancerous activity...

13 June 2019 451 5 View

Is stone a sustainable material? Is it a sustainable approach to use natural stone waste in architecture?

I'm designing a zero-waste restaurant and considering using marble waste to make some tables and a bar countertop. My clients think it's not "sustainable enough" and I would like to have more...

01 March 2021 4,326 7 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

How the values of errors can be calculated for thermodynamic data?

I have calculated thermodynamic parameters for surfactant solutions in aqueous and mixed alcoholic solvents. I want to calculate the value of errors in the data and represent it in the table along...

22 February 2021 239 2 View

How to get/count refractive index in gasses?

20 February 2021 8,202 6 View

How do you annotate figures to show significance?

30 January 2021 1,008 3 View

How to use multiple tables to generate a graph in Graphpad Prism?

I have two different tables: one for metabolic activity of the cells in a plate, the other one is the Total DNA assay from the same plate. I need to generate a graph which represents metabolic...

29 January 2021 3,294 5 View

Regarding to presentation of pairwise comparison of data?

22 January 2021 8,648 1 View

How to add a single parameter in Ansys Additive Manufacturing Workbench parameter setting dialogue box?

Ansys 19.2 R2 and 2020 R1 versions of Additive Manufacturing Workbench is convenient for powder-based Additive Manufacturing processing. However, in this workbench, there is a machine parameter...

19 January 2021 3,017 2 View

How to calculate the number of degrees of freedom in a Mantel test?

Hello, I've performed a Mantel test between my microbiological data and the geographic distance where those samples were collected, using a table with 516 samples. However, the test doesn't...

16 January 2021 8,713 4 View

Which statistical test to use for comparing percentages between multiple groups?

Hello everyone! I am looking for some statistical help! I am working in in vitro micropropagation and one of the aspects that I am studying is the rooting of plants in 10 different growing media....

14 January 2021 7,575 5 View