How to detect spurious correlation in a statistical dataset with binary variables?

17 January 2021 7,892 25 View

Can somebody explain to me why RNA looks like this on RNA electrophoresis picture down below?

I extract the RNA from muscle tissue using Qiagen RNeasy Micro kit (50) (kat.74004). Everything fine with RNA concentration - about 300-500 ng/microliter. Before putting it into wells I mix my RNA...

19 November 2020 2,449 5 View

Can you help me figure out how many EDTA I need to add in the solution?

Composition 2X Loading dye for RNA electrophoresis 95% formamide 0.025% SDS 0.025% bromophenol blue 0.025% xylene cyanol FF 0.025% ethidium bromide 0.5 mM EDTA. I wanna to prepare 10 ml of the...

10 November 2020 4,759 3 View

RNN/LSTM Networks : How to take into account different values of times on different time-series?

LSTM tools of the Matlab allow us to perform classification of the time-series. It is assumed, that different time-series can have different length, but they should have same interval of...

13 October 2020 3,484 3 View

Deep Learning : How on one model to take into account both dynamic (time-series) and static features ?

Matlab tools for Deeep Learning allow us to solve classification tasks with static features (e.g., pixels values of images) and tasks with dynamic features (time-series). For time-series it is...

06 September 2020 9,942 6 View

How to apply Operational and Dynamic Routines to Organization Design?

Dear colleagues, I'm working on methodology of transforming existing organization for manufacturing companies. Could you please guide me on how to approach the following questions: 1. How to...

08 July 2020 1,754 7 View

How to perform the ordinary one-way ANOVA analysis to compare the pharmacological effects for different drug-like substances?

The one-way ANOVA analysis is important to find out whether measured pharmacological effects (the means and medians) observed for three or more drugs are distinct or they are due to a chance....

11 May 2020 4,605 6 View

How to evaluate two-dimensional probability based on two one-dimensional (marginal)?

23 April 2020 6,418 9 View

Does anybody have experimental data on ferroresonance phenomena?

Does anybody have a reliable experimental data on ferroresonance phenomena in a transformer (single- or three-phase)? Thanking you in anticipation, Sergey Zirka

17 April 2020 8,656 4 View

Are there any changes in the tensional behavior of single-wall carbon nanotubes (CNT) with different chiral indexes?

We simulated (LAMMPS program) the tensional behavior of CNTs with different chiral indexes (10, 10; 0, 10, and 10,0) using the original CH.airebo potentials (Stuart et al., 2000). The plot...

16 January 2020 8,147 3 View

Does any one know how i can prepare liver tissue with transmission electron microscope with good fixation?

i have problem in preparation of liver tissue with bad cell organelles and how i can adjust osmolarity

03 March 2021 8,890 1 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

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 3 View

SEM or Multiple Regression for an analysis without Latent Variables?

Hello, I have three hypothesis to test, all with the same IV. I am testing if the effect of the IV on the first DV is mediated by awe. I am then measuring whether the effect of the IV on a...

26 February 2021 8,399 5 View

How to clean up TEM grid with plasma cleaner?

I need to clean the hydrocarbon contamination on the carbon substrate of TEM grid. However, I heard that substrate could be broken by the powerful plasma. My substrate is pure carbon, with ~3nm,...

23 February 2021 3,262 5 View

Magnetismic Gravity in the universe?

MAGNETISMIC GRAVITY What is magnetism? Something magnetic has a + and - charge. If 2 + or - are pushed if + and - are pulled. But what is the main reason for this? Why does magnetism have a pull...

21 February 2021 9,538 3 View

How can I obtain Reaction Forces in ABAQUS?

I am trying to simulate a simplified version of a beam resting on 10 points using Abaqus. The solutions I want to obtain are the Reaction Forces in each resting point or area when applying a...

21 February 2021 3,075 2 View

Specify the Burgers vectors for dislocations, which cannot be uniquely identified.?

1. A bcc metal single crystal was sliced along (1 -1 0) plane for TEM study. Assuming that the TEM available is equipped with a goniometer stage which tilts up to 45o. The Burgers vector of...

20 February 2021 2,370 1 View

Can fractal dimension of thin film surfaces affects the electrons energy states?

As fractal dimension of a thin film surface implies the irregularity in the surface. Is it possible that the energy states of the electrons are also affected by the fractal dimension?

19 February 2021 5,509 3 View

What cause the beating of this signal?

I am trying to simulate the impact of a sinusoidal force on a Beam, yet I registred this beating signal (Displacement by time). The freaquency of excitation was the same as the first natural...

19 February 2021 5,872 3 View