Polymer synthesis simulation - which software?

Hello, I am a synthetic polymer chemist. I would like to explore the simulation counterpart of my experimental work. Can anyone suggest a good software able to simulate polymerization reactions,...

04 February 2021 2,672 4 View

Error when simulate casting process with Procast software?

I am trying to simulate the casting process of a part with the Procast software. I have the following problem. When I want to run, I run into an error as you see in the picture above. Does anyone...

20 January 2021 2,544 2 View

Why my ladder bands are not properly stained?

Hi. I am doing an agarose gel electrophoresis. After running PCR samples in a 2% agarose gel at 90V x 45' I obtained the results in the image. The ladder bands are not properly stained. For...

14 January 2021 2,316 4 View

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26 December 2020 1,951 3 View

Having issues understanding the particles/mL to molarity conversion, I've seen many different way but non of them seem to match one an the other?

I have 68nm spherical Au NPs, which gave me a concentration of 1.22 x 10^9 particles/mL. How can I calculate the molarity without the need for TEM?

22 November 2020 8,850 3 View

How can I obtain the cohesive energy density and solubility parameter for a crystal using the Materials Studio software?

Hello, I am currently analyzing properties of some minerals such as Bi2O3 by MD using Materials Studio, I need to obtain the cohesive energy density (CED) to obtain the solubility parameter,...

02 November 2020 4,356 1 View

Any method to dye shells for photography without deteriorating them?

Hi, I need to dye bivalves to bring out the details of the shell and to be able to take good photos. I have heard that there is a gaseous compound that allows this and doesn't damage the samples,...

27 September 2020 1,864 4 View

Spatial PCA: How to interpret the amount of variance explained by each principal component?

Hey everyone, I hope someone can help me. Please! I've carried out a spatial PCA using the adegenet package in R, following Dr. Jombart's tutorial (i.e. NAs in data replaced to mean allele...

16 September 2020 952 4 View

Publications and tools about machine learning applications for generating UIs?

I'm starting working on generating web apps UIs automatically applying machine learning methods. I recently read about pix2code and code2pix, which are in the line of what I want to do. Do any of...

30 August 2020 567 2 View

Sampling considerations for microplastics in soil?

Dear peers, It would be much appreciated if you could suggest papers or reports that emphasize the sampling considerations for microplastics in soil/terrestrial/agricultural environments. Thanks!

27 August 2020 8,710 5 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

Which SAR dataset to use for generating coherency matrix and performing target decomposition (Description) ?

Working on chandrayaan-2 DFSAR data, there are three datasets available: 1) Slant range image data product: The slant range complex image file. Each pixel is represented by two 4-byte floating...

02 March 2021 8,481 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

SIMULATION of TURBULENT PREMIXED FLAMES of CH4/NH3/air in Ansys Fluent?

Hello, I am doing SIMULATION of TURBULENT PREMIXED FLAMES of CH4/NH3/air in Ansys Fluent. I am using the following: Partially Premixed Combustion Model; Chemical Equilibrium; Extended Coherent...

17 November 2020 5,126 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