How to apply non-sinusoidal load in abaqus?

Please, How can I apply 2sin(2pi*4*t)+3sin(2*pi*5*t)+7sin(2*pi*7*t) in abaqus. I realized I cannot use periodic amplitude for this due to the fact that the subsequent frequencies are not...

17 April 2020 3,050 4 View

How do i identify heavy-metal resistant bacteria?

On trying to identify heavy-metal resistant bacteria, i first contaminate a soil with heavy metals and check for the microbial load, i allowed it for 100days of natural attenuation and check the...

18 December 2018 8,469 3 View

Error with Ec lab biologic potentiostat?

Our potentiostat gives this error upon assembly of the 3 electrode system. I have tried refilling the reference electrode with saturated KCL without no bubbles, but its still gives the message. I...

17 June 2018 505 3 View

What qualifies an academic as being successful? Is it the number of publications or years of teaching/research experience or what?

The academic environment is as encompassing as the globe. What yardsticks can we use to determine a successful academic in the world of today.

19 July 2017 3,948 46 View

How can I get the average drag coefficient on a circular cylinder using ANSYS FLUENT?

I am trying to simulate flow around a circular cylinder using ANSYS FLUENT. I did formulated my problem and solved till convergence. However, I was unable to validate the existing coefficient of...

20 January 2015 1,107 19 View

Can anyone help with modeling a solar pond in Ansys?

I will like to do modeling and simulation of solar pond in Ansys. Can anyone give a guide on how to go about it keeping in mind that solar pond get incident radiation from solar source? Thanks.

21 July 2014 7,756 4 View

How can we measure level of a firm innovativeness without using R&D investments, patents, or brands?

Most studies use R&D investments, patents or brands to measure firm innovativeness. However, some firms specifically in developing economies do not disclose these items in their financial...

01 January 1970 1,761 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

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 View

LOAD DISPLACEMENT CURVES Stiffness increasing in ANSYS non linear analysis. HOW CAN I CORRECT IT?

Hi. I am doing non linear FE analysis using a new material beam under flexural 2 point loading using ANSYS. I have defined a bilinear material model. The solution has converged. In results I am...

01 March 2021 9,911 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

PUC19 as a transfer plasmid for lentiviral delivery?

Hello, Is it possible to use pUC19 as a transfer vector to be packed in using the second generation viral particles packaging system( pMD2.G; psPAX2 plasmids)? As far as I understand it there is...

28 February 2021 4,868 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