DSR implementation

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Can you share me how teacher education is managed in your respective national educational system?

I feel that the practice in teacher education in my country is below the expected performance level due to very poor management system. Hope I will learn something from your experiences.

02 March 2021 1,516 4 View

Could you please share your experience with me on the type of 96 wells plate for MIC determination: Treated Vs Untreated and Round-Vs Flat-bottomed?

I am working on the MIC determination of various antibacterial agents (both water-soluble and- insoluble) against S. aureus, MRSA, and S. pyogenes. Some guidelines recommend using round-bottomed...

17 February 2021 7,029 3 View

How to measure the concentration of a labeled protein with no tryptophan or tyrosines?

Hey I'm trying to measure the concentration of a protein I've purified and then labeled with Atto 647 flourescent dye. The protein has no tryptophans or tyrosines (although does have...

04 February 2021 4,482 4 View

Do you recommend competency based education as an approach to inculcate the 21st century skills?

As you all know, the 21st century skills require higher order thinking. So, do you recommend CBE as a means to realize such kinds of skills?

05 October 2020 7,684 12 View

How to implement lower partial moment of order 1 for given stocks in excel sheet?

I am working on portfolio optimization using lower partial moment of order 1, can someone help me how to implement LPM-1 in excel sheet using "tau" as my threshold value as 0.00% and order (n) as...

05 July 2020 2,510 1 View

Hi Guys, I am doing a meta-analysis of fertilizer response studies (eg. Effect of different nitrogen rates on yield). How to enter data in RevMan?

How to enter the different fertilizer rates (including a control) in RevMan?

02 March 2020 5,309 2 View

Does homogeneity test prove missing data replacement was good enough?

I have carried out linear interpolation to fill missing monthly rain fall data, and carried out homogeneity test using standard homogeneity test for the annual and seasonal time series from the...

28 December 2019 758 3 View

Why do i need to combine materials characterization technique when investigating the Microstructural morphology of metals?

That is why do i need to do SEM after i have done TEM?

16 June 2019 8,733 4 View

What is the source of positive current in the cathodic potential region?

I am working on hydrogen evolution. In some of my samples grown/sputtered on nickel foam and carbon cloth substrate, I found a very high positive current in negative potential as shown in the...

07 June 2019 5,940 3 View

I am currently analyzing(AAS) concentration of basic cations taken up by plant tissues. What forumlar can I use for the calculation from my AAS data?

Given that the concept of operation is based on the liner curve - y=ax + b The machine provides me with the sample ABS, as well as the blank ABS; Sample weight is 1 g. Extract was made up to 50...

04 March 2018 8,083 8 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

Timeout error!! Processor in the loop (PIL) using STM32F4 Matlab 2018a?

Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...

01 March 2021 2,327 1 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 to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How can we simulate an hyperelastic-viscoelastic behavor with Ansys APDL?

I am working on modeling and simulation of biomecanical material behaviour, I have succeded on simulating skin using anisotropic hyperelastic material, on APDL and in our lab's finite element...

28 February 2021 552 3 View

How to plot the probability paper of Gumbel distribution using R programing?

In R-studio, there are many commands of Gumbel package. Arguments are also different. I`m asking about the alpha parameter of the Copula which must be greater than 1. If this is the one used to...

25 February 2021 5,229 3 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 View

What software programs can directly simulate Additive Manufacturing Directed Energy Deposition (DED)?

I understand there are a lot of software programs that can simulate DED by going through specific modeling, simulation, and commands. For me, that was time consuming and results were not accurate....

24 February 2021 4,428 3 View

Satellite orbit estimation using Recurrent Neural Network - what should I use?

Hello, I am a master's student studying in Yonsei Univeristy, Korea. I am trying to estimate the state of satellite, using Neural Network. Below is a simple flow of my study. 1. Train (t0 ~ t1)...

23 February 2021 6,383 3 View

I am looking for a simple software program to model 3D chemical bonds. The purpose is to generate high-quality graphical abstracts. Any suggestion?

Hello everyone: I am looking for a simple software program to model chemical bonds. The purpose is to generate a high-quality graphical abstract for a top leading journal in the field of...

23 February 2021 8,012 3 View