Is there any tutorial for comsol general projections?

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

Where can I find public datasets with Covid-19 patient information?

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

How to locate and collect the pineal gland in the amphibian brain?

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

Can comsol probes be used for stationary studies?

I'm trying to plot while solving comsol probes vs iterations, but the only option i see for x axis is row index from the probes table. And all i can get is a graph with just a point with the value...

22 October 2020 4,618 1 View

RTD Step analysis with matlab?

Hello to all my dear colleagues. I need to get my E(T) curve for my reactor. I already have the measures but I ignore how to procede with the data analysis. I have got Matlab but i am not sure if...

21 June 2020 2,675 5 View

Help about chemical sludge characterization?

Hello. I did run some coagulation / flocculation experiments[FS1] and I have been requested to characterize the sludge. I am ignorant on how to so. I was only requested to do SEM, XRD and Zata...

16 June 2020 8,715 7 View

Split-Hopkinson pressure bar - minimum strain rate?

Does anyone know wich is the minimum strain rate that is possible to get in a Split-Hopkinson test?

20 February 2020 1,835 2 View

3D unstructured meshing in FEFLOW?

Hello, I'm using the latest version of FEFLOW (7.3) and I need to generate a fully 3D unstructured mesh. I already imported a .stl solid shell, wich has no problems at all (i.e. it's a very clean...

31 January 2020 1,365 2 View

In solar heterogeneous photocatalysis, is solar geometry relevant?

My project is supposed to considered solar irradiation as an important variable for heterogeneous photocatalysis. I haven't found any study that considers solar geometry as a variable of study in...

30 January 2020 744 3 View

Massed or interspersed trial in DTT (aba program)?

I would like to hear from fellow behavior analysts on massed trials and interspersed trials. Maybe I did not understand the concept well, so I will post here what I understand by each type of...

26 November 2019 8,433 1 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Can we model an Arima (0,0,0)(0,0,0) with pulse intervention?

Hello, i got trouble when i try identify a intervention analysis about disaster impact on night time light intensity. i have 65 month data from January 2015 until may 2020. based on...

06 February 2021 10,018 4 View

Can anyone elaborate the method to measure arterial pulse wave velocity in research studies involving Sphygmocor??

Sphygmocor is the tonometry based instrument which is used to record generally radial pulse waves and then calculating various variables like Augmentation Index, SEVR etc. It is also used to...

02 February 2021 7,546 3 View

What are some properties of a proton in a static B-field?

I have some basic questions about the behavior of a charged particle in a static B-field. 1. Without a B-field, the particle has spin, with random orientation and spin frequency. a) What...

24 January 2021 1,389 3 View

How to improve my BrdU immunostaining?

24 January 2021 414 3 View

How to reconstruct a Lamb wave by a series of pulses superposed?

Lamb wave is useful for solid structure health monitoring, and it consists many modes. Unlike ultrasonic bulk wave, when given a pulse excitation (for example, 5-cycle sinusoidal pulse), only...

08 December 2020 5,440 8 View

Could you help with a doubt regarding UDF velocity inlet profile with multiphase mixture (Ansys Fluent)?

We are two undergraduate students seeking for help!!! We are trying to simulate a laminar flux through a 3D pipe (25 cm long, 2 cm of diameter) consisting of a multiphase flux (air and water). We...

23 November 2020 3,918 3 View

Can someone please share how to add a spherical wrap / correction to a visual stimulus presented to mice using python?

Hi all I use psychopy 3 to show mice a visual stimulus on an LCD screen while preforming acute extracellular recordings in vivo. I understand that one should use a spherical wrap to the stimulus...

22 November 2020 7,905 2 View

How can I simulate electroporation for a bilayer?

hi I am trying to simulate electroporation for a bilayer containing 10% cholesterol on GROMACS. I have read lots of articles but the only parameter that they have talked about was the electric...

15 November 2020 7,602 2 View

2. Does cooling of the forearm affect the heart rate, or the time interval between the R wave and the peak of the pulse wave?

1. Does cooling of the forearm affect the heart rate, or the time interval between the R wave and the peak of the pulse wave?

22 October 2020 9,799 2 View