Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

No title

02 January 2021 7,172 4 View

How to run a correlation matrix for mixed variable types to determine regression covariates?

I have a large and broad dataset with many possible covariates that are both categorical and continuous. I planned to run a correlation matrix with the DV and all possible IVs to determine the...

23 November 2020 2,593 4 View

Is there a way to write a regression table from R with coeffecients, se, p, odds ratio, and CIs?

I have rather robust data and would like to write my regression outputs to a "journal ready" format from R. At the moment, I have gotten the outreg package to work in getting the coefficients,...

17 November 2020 973 3 View

How do we use adjusted prevalence rate (aPR) in a meta-analysis?

Hi, I am doing a meta-analysis using Review manager determining association between increase in pollutant concentration and the risk of a particular disease. Majority of outcomes are reported as...

20 October 2020 10,012 3 View

Can you run a hierarchical regression on a linear mixed model?

I am trying to determine which would be the best model type to run on my data. After reading through this chapter's introduction, it seems I would be best suited to run a hierarchical regression...

18 October 2020 3,853 3 View

What do you think are the factors affecting the Online Collaborative Approach of the teachers in today's situation?

This is research-related question.

05 October 2020 4,606 4 View

How can I run a Gaussian 09 calculation with a non-default functional (BP86)?

What keywords should I use to run a Gaussian calculation with a functional other than the default ones? Specifically, I would like to run the calculation using the BP86 functional, rather than...

23 July 2020 3,892 5 View

How do I make LDPE film from LDPE powder (or pellets)?

I am studying microbial biodegradation of polyethylene and I want to make some pure PE films so there is not risk of other carbon sources from plasticizers. I have LDPE powder already and would...

02 February 2020 201 3 View

Ethically, what are your views on publicly revealing reviewer status after publication of the journal article?

I generally was taught that reviewers should keep their reviews confidential forever. I was invited to review an article that was recently published. It was then picked up by a major news source...

19 December 2019 9,463 5 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 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

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...

01 March 2021 9,537 2 View