What do you think is the main difference between the metric tensor and Ricci tensor in Einstein Field Equations?
Hi, im trying to make a projection in a 3d comsol model. I have a non uniforme chanel and my intention is to get the average tempreture in the y-z cross section and se the average tempreture...
02 March 2021 4,624 4 View
Hi, I'm looking for public datasets that have CT, X-ray information, or medical records for patients with Covid-19. Does anyone have suggestions?
28 February 2021 4,760 3 View
Hi! I would want to know if I can use acetic acid with an ELITE WAX Perkin Elmer column for Gas Chromatography. This column has a polyethylene glycol phase, but I can't find the manual to check...
22 February 2021 730 2 View
Our team has been trying to locate and collect the pineal gland in the American bullfrog's brain (Lithobates catesbeianus) for some time now. However, we don't have a standardized protocol for...
18 February 2021 3,453 4 View
I need to design an spiral heat exchanger, buy I don't know what reference or bibliography (preferably a book) should I consult in order to get an updated and reliable methodology related with...
14 February 2021 7,910 3 View
A certain protocol we have developed requires the use of a Rocker/Rocking Shaker in which our dishes with cells are maintained in the incubator. The rocking is essential to the protocol but we...
09 February 2021 3,291 1 View
Hello everyone, Has anyone try to culture the normal prostate RWPE-1 cell line in RPMI medium supplemented with foetal bovine serum? There's some articles available but neither describe details...
08 February 2021 6,455 1 View
03 February 2021 3,756 4 View
Hi, I've been searching for a NMR Handbook with 29Si chemical shifts information but I can't find one. Also I've tried to find an online database with that kind of info but I have no lucky. Can...
02 February 2021 307 3 View
Hi, I need to find the correct media to make my positive charge NPs stable in an aqueous media. I have tried different solutions at different pH but the zeta potential does not increase more than...
21 January 2021 6,490 6 View
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
Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...
02 March 2021 3,024 2 View
Pls share your thoughts
01 March 2021 7,330 4 View
What I think is Dithiothreitol. As it is water-soluble and does not form a precipitate. But, the thing is it contains sulphur which is quite hazardous to aquatic animals.
01 March 2021 8,374 4 View
I run algorithms like HDBSCAN and MeanShift, and compare them with K-means and GaussianMixture. The first two algorithms do not return cluster labels for some elements in the dataset. My question...
27 February 2021 428 3 View
Hello everyone, I have some PHAs blended with fillers and nucleating agents, yet I don't know what kind of fillers or nucleating agents. The producer has shut down and there's no way to get in...
24 February 2021 1,356 8 View
Hi all, I have data with two levels: lets think of the classic example of students and schools. When running the analysis in SPSS and selecting the Random Effects, we can select (we can or we...
24 February 2021 7,379 4 View
Dear colleagues, Do you think there is cognitive oversaturation in the current pandemic? What impact can this have? And other manifestations? The question is mainly aimed at adolescents (pupils,...
23 February 2021 7,796 4 View
Hi everyone, I am just wondering if we incubated 200 microliter of whole blood with 50 microliter of cancer cells(1bout 5000cells) do you think that cancer would survive for 48 hours?
23 February 2021 3,840 3 View
Dear colleagues, I got this one in one project I did ethics review. It's great to hear about your thoughts/experiences. "Doing an open recruitment online (i.e., via Facebook) requires public...
22 February 2021 3,322 3 View