How to find statistical difference between category counts in a multiple-response survey question?

Which statistical test is appropriate if we want to look for statistical differences between total counts for each category, if the subjects can select multiple categories in their response? The...

23 January 2021 6,926 3 View

Is it possible to add hierarchical porous Cu/Zn-nanoparticle@carbon materials into a carbon paper based gas diffusion electrode (GDE) ?

26 November 2020 5,075 1 View

Tips for students on how to take care of a work-life balance during a covid19 pandemic ?

Students asked me for advice on how to deal with work-life balance during a lockdown. Some of them work and study from home. Do you have any helpful suggestions? I found an article that suggests...

29 October 2020 5,994 2 View

Best tips for engaging students during remote lectures ?

The academic year has begun, and at least for now it will be coordinated remotely. What ways do you have to engage students' attention during remote lectures? I was thinking about asking...

04 October 2020 9,988 38 View

How do I create a matrix file from my variant frequency to create a sequence logo?

I would like to create a sequence logo from my variant frequency (short 15bp DNA sequence). So it's not the normal alignment of several sequences but only ONE single sequence where I would like to...

31 March 2020 1,405 8 View

Can individual, dyadic and triadic interviews be analyzed together?

I am conducting a multiperspective interviews on cultural competence in healthcare institutions (management level). Some interviews are individual, but in some institutions, they expressed the...

03 May 2019 4,387 4 View

RNAlater reaction with PBS?

Currently planning to make hookworm protein extract with frozen adult hookworms in RNAlater solution. I am planning to first remove all of the RNAlater and wash in 1X PBS and eventually gauge...

15 July 2018 7,075 1 View

Flow Cytometry protocol for Tregs detection (CD4+, CD25high, FoxP3+) in fresh isolated horses PBMCs ?

Hello, I'm Trying to mark Tregs population in Horses, I adapted a protocol used to mark Tregs in dogs, and It worked at the beginning. But after 7 months I started my experiment and I haven't...

25 May 2018 7,953 5 View

How to use MODIS for calculating Leaf Area Index in Certain Places ?

I need to use leaf area index data for succession analysis in Mt.Papandayan, I would like to ask several questions : 1. How to extract MODIS data and present it ? 2. Is there any additional...

27 November 2017 622 2 View

Methods of Chick Hematology Research ?

I was asked to supervise my junior in a small project about Chick hematology, because I am new to the topic I have several questions to ask : 1. My juniors are planning to see the garlic oil...

03 November 2017 4,891 2 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

Protein-aptamer gel electrophoresis help, please??

Hi, I have problems with running gel electrophoresis. I have tried agarose gel electrophoresis and native PAGE. I have two proteins, which have molecular weights of ~30kDa and ~180kDa and two...

03 March 2021 4,275 4 View

Why can't make aluminum nitride film successfully by use sputter?

We use reactive sputtering process to make aluminum nitride film, and want to make c-axis aluminum nitride film on a silicon substrate, but the crystal orientation cannot be seen with...

03 March 2021 7,975 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

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

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View