Why are we measuring gel content of NBR latex? Does gel content related to the amount of cross-linked in a polymer?

Hi good day to everyone! I am actually studying the gel content of synthetic latex. Refer to ASTM 3616, gel content is measure of insoluble rubbers in the chosen solvent. So, I just would like to...

07 February 2021 605 4 View

How to I proceed for frequentist network meta-analysis after using reducing weights approach?

Dear colleagues, I am planning to conduct a random effects frequentist network meta-analysis based on continuous outcomes. As my samples has split-mouth and multi arm trials, I have implemented...

11 February 2020 9,919 2 View

Is placebo + active control still considered a placebo? which arm to include in pairwise meta-analysis?

Hi, I would like to ask whether a placebo + active control arm is still considered a placebo. In dentistry, scaling and root planing is considered an active control. There are studies especially...

07 January 2020 8,384 1 View

How do I dissolve methanolic plant extract completely without affecting results?

I work on plant extract for seed germination assay. However, I face some issues on dissolving my plant extract. Initially, I try to use distilled water to dissolve it but my plant extract is not...

18 December 2018 4,479 2 View

Any models for family decision-making?

When a patient is diagnosed with cancer, some families will decide not to let the patient know. Is there a model to explain why they do not tell the truth to patient?

16 September 2018 526 5 View

Is there a representative bias, why and why not?

24 September 2017 7,533 3 View

How to correcly compare (values derived from) dose-response curves?

Hi all I am having some troubles with the statistics in comparing dose-response curves. Hope you can help me out, for I am quite the statistics-noob. I have plotted the toxicity of a drug on a...

27 June 2017 9,781 3 View

What is the product based on these two XRD spectra?

22 May 2017 9,856 3 View

What is the possible reasons for getting this kind of melt curve in NTC (no template control)?

I ran GAPDH NTC using SYBR Green and I got this fuzzy melt curve which I am not sure what happened. My master mix (MM) reaction for NTC is 15 microlit MM+ 5 microlit H20. Will the amount of water...

11 July 2016 7,517 3 View

How do we calculate CV (in a sports science study to determine reliability) from a sample size of 50 subjects and each subject performed 3 trials?

Attached is the sample data

13 January 2016 4,751 3 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

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

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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

How to Eliminate cosine error and abbe error in LASER measurement system(for example Rhenishaw XL80)?

I like to do project in laser measurement system. My objective is to eliminate or reduce the cosine error, abbe error in Laser measurement system. I have Rhenishaw XL80 system. Please tell the...

28 February 2021 4,890 3 View