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

Bayesian decision trees and bayesian regression trees in Python and/or R?

I am looking for implementation of bayesian decision trees and bayesian regression trees in Python and/or R.. Do you know if the existing libraries support this

23 February 2021 6,689 3 View

How do you integrate undergads into research?

I'm passionate about mentoring undergrads into the research process--not just collecting data, lit review, but also analysis. How do others go about working with undergrads in research? How do you...

30 November 2020 3,138 6 View

In Ansys HFSS, how do I replace all instances of a Local Variable within a Design with another variable?

I have created a fairly complex antenna that has a parameterized wire radius (wire_r), however I would like to change the name of the variable to better reflect its purpose (e.g. wire_r_cu). Since...

04 November 2020 7,168 1 View

In Ansys HFSS, is there a method of creating an oscillating (AC) magnetic bias, without resonant peaks, within a non-magnetic substrate, e.g. Air?

A loop sniffer probe antenna for HF/UHF is being developed and we'd like to apply a known, constant across frequency AC B-Field source to the region within the substrate where the probe exists (in...

01 November 2020 5,717 3 View

Is it advisable to dichotomize an independent variable measured using a Likert scale?

I am working on a research project to identify the relationship between sexual esteem and sadistic behavior. Both of my independent and dependent variable have been measured using standard...

16 April 2020 7,062 4 View

Survey Data Anlysis/Testing Support - any help?

Hi - hoping someone might be able to help me please? I've had to totally change my MSc project as a result of COVID and as I can no longer do face to face testing, I have created a survey and...

14 April 2020 6,292 9 View

How is it possible to detect that my UPL probe is expired or does not work?

Hello everybody. I have performed efficiency tests for primers of 12 genes with UPL probes in a Lightcycler 480 to obtain the curves with 4 dilutions of cDNA. I obtained optimal results for 10...

20 January 2020 2,431 1 View

How to preserve endogenous GFP/RFP during IHC?

I have a dual reporter mouse that expresses RFP and GFP under two promoters. I would like to also do IHC on this tissue but the antigen retrieval step (heat) denatures the GFP. Moreover, if I skip...

11 December 2019 403 3 View

Good example of building communication theory using research data?

A colleague and I are working on developing a communication theory. This of course synthesizes prior literature, but we also have survey data we gathered to help us "make the case" for how the...

06 October 2019 1,048 1 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View