How about someone gets a doctorate from a diploma mill and then society just validates that credential? How feasible is that?
Hi I am trying to model a cutting problem with a blade and comparing the results with and without ultrasonic vibration. From experimental results in our group, the use of ultrasound can...
13 June 2024 7,461 4 View
I'm conducting research on photoplethysmography (PPG) signals obtained from smartwatches worn on the wrist. The main goal is to analyze the PPG waveform and extract key fiducial points and...
13 June 2024 3,286 0 View
I am running some simulations in Abaqus to extract the stiffness matrix of a FE model with geometric nonlinearity. I want to provide to Abaqus a set of nodal displacements (all the dofs in the...
28 May 2024 4,797 2 View
Hello together! I have some time-series for tree-rings from dating from 1850-2016 and diameter at breast height (DBH) from 1996-2022 for the same plot, however the sampled trees for tree-rings...
16 May 2024 5,295 2 View
I think so because The Random Slate Theorem
03 May 2024 3,082 7 View
I am currently trying to get a Skyscan 1072 micro CT to work again. After the mainboard on the original PC died, we tried to set the machine up on a new computer. We managed to control the source,...
28 April 2024 381 0 View
Is it worth using a paired t-test on pre and post survey data with 12 or less responses? Or should one rely more on the mean and standard deviation of the two data sets to evaluate the survey...
27 April 2024 8,703 8 View
1)Religion(or at least spirituality) calms my mind, particularly, the built in belief of only one reality. God created the only reality. The afterlife is another dimension. We have free will but,...
25 April 2024 10,055 0 View
I have 217 preprocessed BrainVision matlab files (.mat) with ECG data in them. I've been having trouble creating a study for these. I know BioSig works for ECG data, but it doesn't seem to work...
21 April 2024 1,028 2 View
I have 25 folders for 25 participants, all with .mat files inside that are preprocessed. Most of them have the same amount of .mat files - a couple participants didn't finish the study, so they...
17 April 2024 1,897 3 View
I am trying to replicate results published in the journal paper published recently (Modeling of Laser-assisted micro-milling Inconel718 ). In that paper, they used vdflux subroutine to obtain...
05 July 2024 3,701 0 View
Here is one case: I want to perform X + Y in the presence of Z catalyst in a 50 mL milling jar with 8 12 mm milling balls and investigate whether the the amount of catalyst affect the yield of the...
18 June 2024 2,706 1 View
Whenever I mill silica gel with other materials in stainless steel milling jar, the color of the powder goes from white (initial) to dark and darker color like yellow, dark yellow, brown, dark...
16 June 2024 3,984 3 View
I'd like a powdered form of MCDB 131 Medium with sodium bicarbonate added, and I've noticed that not only is the powder form of this medium difficult to find with NaHCO3 already included, but the...
28 May 2024 1,631 2 View
For example: If the data is a song. Is the sentence analysis a line-by-line?
28 April 2024 7,251 0 View
I have done micro milling and these dark spots are visible in both conventional micro milling and ultrasonic vibration assisted micro milling. What can be these possible spots on the machined...
20 April 2024 6,644 0 View
I milled two activated carbons, with different main sources (shell nutt and bituminous coal). The shell nut AC did not increase in surface area but had some degree of amorphization after milling....
17 April 2024 3,897 1 View
If I do this, will it change the end product? Thank you.
08 April 2024 5,176 3 View
Ball mill
29 March 2024 1,939 3 View
I had attempted to use planetary ball milling(3 L*4 size) to reduce size of Zinc oxide while I found that many of them are adhesive to the surface of these ZrO2 ball.So I have question that should...
24 March 2024 10,039 2 View