Is it possible that an item belongs to more than one factor in a CFA?

Hi, I have a problem with a confirmatory analysis. I have 40 items of which 10 were strong, but the maximum likelihood analysis tells me that I must count 4 factors of these 10 items, thus I am...

12 April 2020 1,357 3 View

Do you have any suggestions or protocol?

I am interested in studying a membrane protein in insect larvae (prohibitin). I'm having trouble visualizing it in western blot. When the protein extract is stored in freezing, when it thaws,...

09 July 2019 4,853 3 View

Could you help me to choose a biosafety cabinet?

03 April 2018 7,321 0 View

PCSF HYSPLIT Forward trayectories interpreted like a receptor area?

HI, A a question about PSCF if with backward tracyectories the interpretation is potential sources....then a calculation of PSCF with forward trajectories will be interpreted like a receptor area?.

11 December 2017 6,050 0 View

How should i run an adsorption experiment of ferrite (MnFe2O4) and heavy metal (Cu,Pb,As ,Se) using UV-VIS ?

What kind of blank should i use to tar the UV? I just want to mesure metal concentration before and after adpsortion process adding ferrite nanoparticles.

30 November 2017 5,297 3 View

How is the Coefficient Pressure affected at high AoA?

29 October 2017 1,883 3 View

Why anova is significant but post-hoc test not

11 July 2017 6,178 7 View

How to obtain RNA from insect intestines? do you have a reliable protocol?

We are interested in RNA isolation from insect intestine. Actually we use Trizol and we obtain a lot of contaminants (protein and maybe carbohydrates). After phenol/chloroform purification,...

21 June 2017 4,778 3 View

How to obtain RNA from insect intestines? do you have a reliable protocol?

We are interested in RNA isolation from insect intestine. Actually we use Trizol and we obtain a lot of contaminants (protein and maybe carbohydrates). After phenol/chloroform purification,...

05 June 2017 617 4 View

One year HYSPLIT trajectories?

01 February 2016 3,289 2 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 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 are the values needed for gabor filter's parameter for cifar10 data?

Hi, I implemented a code to gabor filter cifar10 data but the images after being filtered and stacked are not clear like the original images. I think the problem is in the way I am using the...

03 March 2021 6,317 1 View

Is there any test to determine the cardiovascular risk of patients with obesity? from the perspective of obesity?

We found tests to determine cardiovascular risk taking into account lipid profile, blood pressure, age, history of diabetes, other laboratories. But when weight is involved, there is a paradox. I...

02 March 2021 6,036 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

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

Sutter electrode holder leaking after applying positive pressure. How to fix?

I am using a Sutter electrode holder for my patch clamp experiments, but I'm having trouble keeping positive pressure inside my electrode due to a leak out of the back of the holder. I have added...

02 March 2021 5,829 1 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

How to calculate Total Flavonoid?

I analyzed flavonoid total spectrophotometry, the procedure as below: 2 ml supernatan added 5 ml dd.H2O, then added 0,15 ml NaNO2 5%, 5 minutes later added 0,15 ml AlCl3 10%, After 6 minutes,...

01 March 2021 6,722 1 View

How much pressure we can reduce at the outlet to avoid Reverse Flow?

I am simulating Heat Exchanger. I have tried and tested all the methods to resolve this issue from the internet like refining mesh, improving skewness and orthogonal quality ,extending outlet to...

01 March 2021 6,985 3 View