How to calculate forces acting on Large industrial centrifugal fan blade to be considered in the Finite Element modelling?

hi friends. i m working on large industrial centrifugal fan to investigate causes of failure. How to calculate forces acting on Large industrial centrifugal fan blade to be considered in the...

12 August 2020 2,769 9 View

Why dose force become constant in two way FSI?

Dear friends I'm working on the validation of an FIV case, which for making phase difference between force and displacement, I used an initial velocity in the structural, but after several...

10 August 2020 9,057 4 View

What does it mean when a paper review status changed from "Under Review" to "Awaiting Recommendation" in Manuscript central?

What does it mean?

03 August 2020 734 2 View

How can I decrease particle size of crystalline Boron powder?

I have some Boron powder in the lab with a 4-micron median particle size. I want to reduce the particle size to below 2-micron. I tried a planetary mill with an Ar atmosphere and WC balls. I could...

10 May 2020 3,358 7 View

Where do you find solubility data of inorganic salts?

I have been looking for solubility of halide salts on alcohols, but I couldn't find what I want. There is some limited information in Wikipedia, for example, it says "slightly soluble in alcohols"...

09 April 2020 1,984 5 View

Can I compare models based on DIC without splitting the data into training set and test set?

I used to compare models based on their DIC by dividing the data into training and test sets. Recently, I am working with spatial statistics (Library INLA) in R, and I think it might be more valid...

22 March 2020 1,204 3 View

Tips for choosing the right participants according to the research goals in Grounded Theory?

Dear colleagues and authors As I have mentioned earlier in the past, I'm doing a qualitative study. The more I proceed in my work, the more hidden and important things are revealed to me. And I...

08 February 2020 9,795 3 View

How to refine and formulate research questions in qualitative studies?

Hi I am currently working on my doctoral dissertation propsal. I intend to explore the contributing factors lead to conflict between daughter-in-law and mother-in-law using Grounded Theory. I have...

20 September 2019 1,849 7 View

How to extract the conduction band edge by ATK or Python?

Hello. Does any body know how the conduction band of a structure can be extracted by ATK (quantum wise) software or Python? The band structure of a device can be extracted by ATK easily, but I...

26 August 2019 6,054 2 View

Among different NEMD and EMD methods, which one is the best to measure viscosity of an aqueous solution using Molecular Dynamic simulation?

20 July 2016 4,674 7 View

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

Is there any research regarding how training and development is going to change in the era of Fourth Industrial Revolution?

As the organizations getting prepared for the fourth industrial revolution, to enhance the skills of their workforce what type of changes are necessary and going to occur in the training and...

01 March 2021 3,199 3 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

Which group formation theory do you recommend for projects that aim to bring together entrepreneurs for training for regional development?

I would like to have ideas about which theories of group formation are suitable for entrepreneurial training projects, with the aim of creating bonds, building trust, and collaboration for...

28 February 2021 4,223 2 View

Can anyone provide the Support vector regression code structure of LIBSVM MATLAB or python ?

Please, if Gaussian Parameter optimization is possible in this code structure

28 February 2021 278 3 View

How could I take into consideration the weights of observation in a system of seemingly unrelated regressions (SUR) in rstudio?

I build a model of 4 regression equations (probit and OLS) in R studio. I need to take the weights of observations into consideration. While it is simple to do so for every regression equation,...

27 February 2021 1,233 1 View

VIF very high, but correlation is low and coefficient is significant. Which one whould I choose?

Hello. I have a question whether if my coefficients (statistically significant) would be valid when VIFs are really high. In my model, there are independent variables(IV), moderating variables...

26 February 2021 956 13 View

Treating Intermediate Variable in Linear Regression Analysis in SPSS?

While performing the Linear regression analysis in SPSS version 26.0.0. my intermediate/mediation variable goes to the excluded section. Please share your valuable suggestion "How to restrain the...

25 February 2021 4,591 5 View