Is there retained austenite in the microstructure of Inconel 718?

I am doing research on Inconel 718 and I need to learn the answer to this question to make certain information. Is there a possibility that retained austenite in the microstructure of Inconel 718...

12 January 2021 670 2 View

Does anybody knows anything about INFORMATICA JOURNAL (SCI expanded), which publishe article at a cost of 423 US/or equivalent bitcoin dollars?

Does anybody knows anything about INFORMATICA JOURNAL (SCI expanded), which publishes an article at a cost of 423 US/or equivalent bitcoin? Is this journal fake or true?

15 December 2020 8,985 2 View

How to increase the water solubility of zinc in phosphate containing zinc fertilizers?

We use zinc salts that dissolve well in water such as zinc sulphate monohydrate in the production of compound fertilizers. Although we lower the pH, the solubility of zinc salt, which has a very...

16 August 2020 5,034 3 View

Can anybody identify this plant?

Dear all, This specimen have been found in an abandoned field margin in the Black Sea region of Turkey. I would appreciate for any a suggestion, Best...

09 May 2020 7,165 22 View

How can I heat ethanol under vacuum up to 700 C degrees without explosion?

I am planning to produce carbon nanotubes using the carbon inside the Ethanol. process is as follows: Inside the Vacuum Chamber, I will be placing 5ml liquid Ethanol. When I vacuum all the air...

16 April 2020 2,410 3 View

What is the most proper, cheap and reliable device(portable) which measure HRV for scientific research? Are Polar watchs or other arm bands reliable?

Hello. I want to measure HRV before activity, during activity and after activity. Each measurement will take 5 minutes. I have limited budget and i m searching for a portable device. And it must...

07 March 2020 4,807 3 View

Is there any way to determine in vivo whether a drug's effect is presynaptic or postsynaptic?

In animal studies, when you give a drug that binds both presynaptic and postsynaptic receptors (e.g. alpha agonist), how to determine whether the drug binds to pre or postsynaptic receptor in a...

21 July 2019 9,710 1 View

What is the relationship between Kondo effect and superconductivity? Does anybody know about the latest work on this issue?

We all know one of the most widely studied phenomena in condensed-matter physics is Kondo effect. Very briefly the milestones are as follows: This field began in 1933 when Wander Johannes de Haas...

19 November 2018 1,662 4 View

Can someone help me to understand and interpret the machine learning results?

Random Forest Correlation coefficient 0.8478 Mean absolute error 412.9693 Root mean squared error 534.6837 Relative absolute error 48.6836 % Root relative squared error 52.5345 % Total Number of...

09 December 2017 5,286 4 View

Questions about infinite U limit and the origin of antiferromagnetic superexchange?

23 January 2017 7,231 2 View

How to solve the fatal error "the entire source was rejected" in MCNP?

Simple geometry was made having concentric cylinders bounded by a square region. The geometry has a reflective boundary. The source was defined at one point in the boundary and when it had been...

17 February 2021 4,364 3 View

Head phantom by MCNP?

Can anyone give an advice about what is the best method to simulate a head phantom by MCNP? I mean, is there any reference to use?

01 February 2021 7,304 2 View

Does anyone have heavy ion C12 radiation therapy simulated in Geant4-DNA?

I am a novice in using Geant4, and I want to use Geant4 to do some study or research in radiobiology. What comes to my mind is to use Geant4 to simulate heavy ion irradiation. Could anyone please...

05 January 2021 7,596 1 View

No executable file generates while building geant4 example code, where is the problem?

Hello, I am a newbie in geant4. I'm learning it playing with example. Sometimes, when I go to simulate an example code, it doesn't create an executable file (the green one in my ubuntu terminal)....

26 December 2020 9,482 3 View

How to calculate Dose rate \dot {D} without source activity with dose tally * F8?

I am using MCNP5 to calculate the dose in a Brachytherapy source with dose counter * F8, but I do not have the current activity of the source. How can I calculate the dose rate for this? Thanks...

06 November 2020 4,194 3 View

How to resume a Gate (geant4) simulation after a crash or power failure?

Very long simulations may be subject to computer failure for many reasons. Is there a command in Gate to save (or dump) the state of a simulation and be able to resume it later?

04 October 2020 8,133 2 View

Do someone know how to get cross section for different reaction from LEND physicslist in Geant4?

I am trying to get cross sections for photonuclear reactions (gamma, n). So I have gamma beam with energy from 0.1 MeV up to 50 MeV and gold target. And I want to get cross sections for the next...

17 March 2020 1,472 3 View

Does anyone have a proton therapy treatment unit simulated in Geant4 or MCNP?

Does anyone have a fully modeled proton therapy treatment unit available? It can be in either Geant4 (G4/Topas/Gate) or MCNP.

14 March 2020 6,540 3 View

Why Geant4 creates .wrl file instead of .gdd file when it is in gMocren mode?

Hi, I am a beginning user of Geant4. I am trying to work with voxel phantoms. Therefore, I have some difficulties: - following the title of my question - my Geant4 environment is creating .wrl...

10 March 2020 1,951 2 View

Can anyone help me figure out what is wrong with my MCNP code?

I have been trying to get this to run. It is a simple shielding experiment, with a neutron point source, concrete slab and a sphere as the detector. I have tried everything I know to fix this, but...

29 January 2020 4,179 4 View