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

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 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

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 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

Has anyone had luck using cell lines other than HEK 293 (such as COS1) to package lentivirus?

I am looking to package lentivirus in endothelial cells but I am opposed to using 293 cells due to personal ethics regarding the source. I have done some reading and saw that COS1, COS7, & CHO...

25 February 2021 3,030 1 View

No title

25 February 2021 5,713 1 View

How could I process data in RCT to include it in meta-analysis?

I'm in the process of doing a meta-analysis and have encountered some problems with the RCT data. One of my outcom is muscle strength. In one study, I have three different measurements of muscle...

25 February 2021 7,603 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