How to simply increase the inert atmosphere pressure in tube furnace?

I have been setting up the tube furnace to work with inert atmosphere, i.e. H2 and N2 in order to anneal the iron-based metallic powders. The furnace is equipped with vacuum pump as well. The...

18 December 2020 4,006 2 View

How can I add any kind of noise to image for a given SNR?

Dears, what is the best way to add any kind of noise (not only Gaussian noise) to 2D signal (image) for a given SNR? Do you know a good code in Matlab?

30 September 2020 8,788 2 View

What type of noise in MRI image?

Dears, could you recommend the papers in which the types of noise in MRI images were analyzed?

05 September 2020 2,810 4 View

Is there any post-hoc easily applicable explainable AI tool for detections carried out by complex CNN-base architectures e.g. Mask R-CNN?

Hi, I'm aware of numerous Explainable AI (XAI) solutions for CNNs, however they ~all seem to be tailored for classification (or segmentation). I also see that for a small home-made model (lets...

31 March 2020 5,082 5 View

Coronavirus and politics: what does the epidemic tell us about democracy and other regimes?

Most of us experience far-reaching restrictions on private and public life, introduced by governments all over the world because of the coronavirus epidemic. Generally, these restrictions make a...

22 March 2020 6,992 95 View

Are manufacturers obliged to identify all possible food contact surfaces for Listeria monocytogenes or an indicator organism testing?

Hi, Under 9 CFR 430, establishments in Alternative 2b and 3 are required to sample food contact surfaces for Listeria monocytogenes or an indicator organism....

10 March 2020 6,762 4 View

Is it advisable to perform radiometric normalization on multi-temporal Sentinel-2 Level-2A images?

Should I perform such processing step before any analysis i.e. by using pseudo-invariant features (PIFs)?

30 January 2020 6,549 2 View

Consistent with the experimental value, the theoretically calculated proton radius from the theory that mass is of EM origin, what do you think?

Assuming that particle consists of a photon that moves circularly in the loop, creating standing wave obeying the rule that its closed path 2*Pi*R=n*Lambda (1) (resonator where resonator length...

15 October 2019 8,759 12 View

Can friendship be defined by any scientific criteria?

What criteria can be applied to define friendship? Is friendship an object of scholars'/philosophers' thinking? And what does it mean that someone is someone's friend? What are the qualities of...

02 August 2019 6,716 24 View

Can one believe in the existence of God without following any religion?

Is it necessary to accept the idea of God established by a given religion to believe in the existence of God? Does belief in the existence of God inevitably involve the adoption of an ethical...

31 July 2019 4,599 97 View

How can I measure MMP-1 protein activity or protein level from liver tissue?

Instead of checking only the mRNA level, I want to check the active protein level of MMP-1 in Liver tissue from mice. How can I do that?

03 March 2021 1,763 2 View

Why does blocking with my immunogenic peptide cause nuclear fluorescence in ICC?

Hi all, I am validating a polyclonal antibody raised against human ANT4, through WB and ICC. In most of my controls, the antibody shows very little off-target binding, but when I pre-incubate the...

03 March 2021 5,999 3 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

Help request in CST microwave?

im working now on TPV solar cells and metamaterials and i realy need our help in CST microwave i have a tpv cell simulation and i want to extract particullarly the absorbtion of only the active...

02 March 2021 2,246 2 View

IHC on mouse liver hepatocytes?

Can anyone help me choose primary antibodies for mouse liver hepatocytes and also in conjunction Cd8 cells. Also Cd3 cells. I want to look at hepatocytes and adjacent immune cells in mice with...

01 March 2021 6,953 1 View

How to avoid ulcers in s.c. injected tumors ?

Recently, we have injected s.c. B16F10 tumor cells in BL/6 mice. At around 12-15th day some animals showed ulcerations in tumors , with a big hole in the middle (it looks like a volcano). We have...

01 March 2021 9,938 3 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Interested to stain mice tissue with WGA 488 conjugate, anybody has a protocol to recommend?

Interested to stain mice brain tissue with WGA 488 conjugate, appreciate if anyone willing to offer me some guidance or suggestions! Thank you!

28 February 2021 3,951 2 View

Dapi fluorescence protocol for colon cell lines ?

28 February 2021 2,534 2 View