Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View

What are the application of Fixed points thoery in Chemistry.?

It is said that fixed point theory has lot of applications not in the field of mathematics only but also in various areas. So I am looking for applications in Chemistry only..

26 February 2021 3,533 1 View

Mental health of COVID-19 Patients?

We want to conduct a study on the mental health and psychological problems in COVID-19 patients and would measure it in terms of Anxiety by Beck Anxiety Inventory, Depression by Patient Health...

02 February 2021 6,401 6 View

What is the molecular size for crystal violet and reactive orange 16?

I am using methyl violet 10B and reactive orange 16 (RO16) dyes for my Ph.D. research. I'm trying to find the molecular size for both of these dyes. It is possible for me to find these dyes'...

01 February 2021 3,333 4 View

How to plot 3D plot for Measured value of antenna?

Hello everyone, I am trying to plot a 3D pattern from measured data of antenna in the MATLAB, for this, I have many files for one GHz frequency at different theta(e.g theta 90,80,70, etc). My...

31 January 2021 8,458 2 View

How to find the target displacement to use in displacement control pushover analysis according to ASCE 41-17?

I am performing pushover analysis in Etabs of a steel braced frame but oI do not know what value should I use for target displacement. The height of the building is 20m. I want to know what value...

29 January 2021 2,190 2 View

Can we coat the pellet with graphite spray in place of silver paste for making electrical contact to measure the thermoelectric properties?

I want to coat the pellet because without electrical contact (may be due to the high resistance of the pellet), the V-I plot is not coming in the ZEM-3 instrument. I want to measure electrical...

24 January 2021 836 2 View

What is suitable etching resist coating for polished Titanium Grade 5 surface?

Currently we start a chemical etching project. This project involved etching a polished titanium grade 5 surface part. We facing a problem where by our etch resist coating peel off during etching...

15 January 2021 1,592 3 View

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13 January 2021 2,487 1 View

Variant or strain, what exactly happened to the corona virus ?

The new, more contagious variant of the virus that causes COVID-19 which initially detected in the U.K. and has now been spotted in many of the country. While some have referred to this as a new...

11 January 2021 8,810 5 View

How to model steel jackets using SeismoStruct?

Hi all, Does SeismoStruct support modeling rectangular RC columns retrofitted with steel jackets (e.g. rectangular, elliptical) ? Any suggestions for other software (apart from...

20 February 2021 4,521 1 View

Does gene insertion via CRISPR/Cas9 result in chromosomal abnormalities?

Hello, I hope to insert a gene into mammalian cells in culture using CRISPR/Cas9 and an HDR template. Will insertion of a 1 kilobase gene cause chromosomal abnormalities and effect cell...

31 January 2021 2,516 1 View

How to find the target displacement to use in displacement control pushover analysis according to ASCE 41-17?

I am performing pushover analysis in Etabs of a steel braced frame but oI do not know what value should I use for target displacement. The height of the building is 20m. I want to know what value...

29 January 2021 2,190 2 View

What are the reasons of asymmetrical bilateral knee Osteoarthritis (OA)?

Primary osteoarthritis - is degenerative joint disease without any apparent underlying cause then what are the reasons of asymmetrical bilateral Knee OA?

09 January 2021 7,524 8 View

What are the primary defects associated with welding druring construction-stages which might influence the capacity of the gusset-plate connections??

Dear researchers What are the primary defects associated with welding druring construction-stages which might influence the capacity of the gusset-plate connections in concentrated braced frames?...

06 January 2021 797 3 View

Buckling of Smart composite plates using FEM ( MATLAB code)?

Can anyone help me with the FEM coding for Buckling of composite plates using the FSDT or HSDT - Source or the helping material (textbook, research paper etc) - Geometric stiffness matrix...

03 January 2021 3,059 3 View

How can a nonlinear buckling square tube crash with the Riks method ?

Hello everyone Well, this is my first post here so I hope this news will allow me the pleasure of chatting with you on this topic. So, as a student engineer in mechanical engineering specializing...

14 December 2020 7,513 1 View

I am looking for Optimal design of Euler Bernoulli cantilever column, with analytical or semi-analytical solution?

I need guidance on the analytical model and calculation for shape (cross-section) optimization of Euler Bernoulli cantilever column under buckling with a point load. It may be using variational...

05 December 2020 9,133 5 View

What is the proper NSE model for a DNS plane Poiseuille flow solver?

Assuming two-dimensional flow, I'm trying to implement a code for a quasi DNS problem. There is no doubt that i should replace the velocities in Navier-Stokes equation (NSE) with its equivalent...

04 December 2020 8,304 3 View

How does one induce cell death using CRISP-Cas9?

Hello, I want to target a specific gene sequence using CRISPR-Cas9 to induce the death of the cells carrying that gene. I think that there are three basic approaches: 1.) Induce a frameshift...

20 November 2020 4,617 3 View