Can I use acetic acid with an ELITE WAX Perkin Elmer column for Gas Chromatography?

Hi! I would want to know if I can use acetic acid with an ELITE WAX Perkin Elmer column for Gas Chromatography. This column has a polyethylene glycol phase, but I can't find the manual to check...

22 February 2021 730 2 View

In order to simulate a DWC in steady state, how to put the unit operations in the flowsheet of any process simulator?

14 January 2021 3,938 6 View

Which is the best bibliography to search for experimental data of process engineering?

16 December 2020 7,894 2 View

How to set Decouplers in control systems?

09 December 2020 1,409 5 View

Is there an interpretation for Lineweaver-Burk plot which linear regression lines intersect themselves on quadrant I?

Lineweaver-Burk replots for enzyme inhibition prints regression lines intersecting themselves on quadrant I. The interpretations for competitive, noncompetitive, or uncompetitive inhibition does...

24 November 2020 7,753 3 View

What are the antimicrobial categories and agents that are currently considered to define a MDR, XDR and PDR Salmonella?

What antimicrobial categories and agents are currently considered to define non-typhoid Salmonella as multidrug resistant (MDR), extremely / extensively drug resistant (XDR) or pandrug resistant...

19 November 2020 755 3 View

Is there a MRI/DTI public database from epileptic patients?

I am looking for DTI/MRI data from epileptic patients for a MSc thesis. Regards

19 November 2020 5,435 3 View

How to built a simulation of a chemical process?

12 September 2020 7,685 10 View

Ellipses versus convex hulls for NMDS - which is better?

Is there a statistical or philosophical argument for choosing between ellipses or convex hulls to highlight differences between groups on an NMDS plot? My guess is that, visually, hulls can...

20 August 2020 904 1 View

How to recode a short essay style question so that I can use it in SPSS?

Hi everyone, I am conducting an experiment for my dissertation. The manipulation I used consisted in asking people to recall and write down a particular episode in which they felt they had or had...

26 July 2020 6,540 1 View

How do you write a simplified C block code of this average-current control on PSIM?

This is a Buck (step-down) Converter and I am new to this program. I need to program with simplified C block and I actually don't know what to do. Can anyone show me how to do this? Or at least...

02 March 2021 8,233 1 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Do you know good and user-friendly programs to measure plant quantitative traits?

For my research i will need to measure plant quantitative traits (especially leaves area and roots length, but would be nice to add some more information). I recently discovered...

01 March 2021 5,035 2 View

Isolates of Hymenoscyphus fraxineus?

Dear Dr. Cai, my name is Simone Prospero and I work in the team of Phytopathology at the Swiss Federal Institute for Forest Snow and Landscape Research (WSL;...

01 March 2021 1,133 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

High aspect ratio hexahedral mesh optimization solver?

I am interested in evaluating mesh optimization solvers that converge to high aspect ratio unstructured hexahedral grids. In other words, I am interested in a solver that optimizes warpage,...

26 February 2021 7,279 2 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Has anyone used the Illumina ITS1 primer sets?

Hi everyone, Illumina provides a list of primers to amplify with high taxonomic coverage the ITS1 region for further fungal sequencing, but I cannot find the exact amount necessary of each...

25 February 2021 6,969 3 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

How do you mesh a thin solid in Fluent?

Hello, I have used the shell function on SpaceClaim to create thin solids for the model I am studying. These are contained within an enclosure for my study. I chose this approach as it avoids the...

24 February 2021 8,856 3 View