Could someone provide the cif file of classic organic salt/organic cocrystal TTF-TCNQ?

27 September 2020 178 3 View

How to avoid particle aggregation when using Laser Direct Infrared (LDIR) to analyze microplastics?

I am trying to use LDIR system to identify microplastics of different types. However, significant aggregation of microplastics was observed during analysis. Especially for particles with a...

17 September 2020 1,532 1 View

Is P value reliable in a smaller data set when p<0.05 in a larger data set?

I have two data sets, one size is 123, I called it A, and the other size is 28, I called it B. and I also have a variable that I think it has an association with clinical outcome. I observe the...

07 July 2020 390 9 View

Seeking a fiber/particle reinforced metal-based composite with superior fatigue resistance..?

Hi, I'm seeking a fiber/particle reinforced metal-based composite with superior fatigue resistance, which should be of high tensile strength and young's modulus and low production cost. In the...

23 December 2019 3,639 1 View

Is it possible to set charge value of different atoms in a first principles calculation?

I want to introduce two charged atom in a supercell using first principles calculation (such as ABINIT, VASP). Is it possible? If not, why?

13 February 2019 118 4 View

How to solve CST mesh problem when discrete port is rotated?

I'm building a transmitter, receiver pair and comparing the difference when I rotate the pair of antennas while keeping distance the same. When the discrete port is rotated by 60 degrees along...

28 January 2019 4,168 2 View

Modelling cloth in COMSOL?

Hi there, I have a problem modelling a piece of cloth in COMSOL. The key feature of cloth is that it has no bending stiffness or out-of-plane shear stiffness. Could you tell me how to set the...

21 January 2019 2,264 2 View

Is it possible and beneficial to learn probability distribution of input data when we apply machine learning methods like artificial neural network?

Hello, everyone! In recent time I am learning an online course called "learning from data". The lecturer showed the below learning diagram you can find from this website:...

29 October 2018 2,510 3 View

Annoying random deletions in mutagenesis experiment. How to mix the problem?

We use iproof polymerase from Bio-Rad and a pair of outward primers to PCR the whole plasmid, then phosphorylate the ends, ligate the PCR product into circular plasmids, and then transform. It...

23 January 2018 2,503 1 View

Some question about beta zeolite

23 May 2017 3,468 1 View

How can the modification of garden soil cause global warming?

Hello, I am working on a soil project and I found a primary research article that tests how the modification of agricultural soil can cause global warming, using a thermal collector, however I...

02 March 2021 7,161 3 View

Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...

01 March 2021 9,537 2 View

How much pressure we can reduce at the outlet to avoid Reverse Flow?

I am simulating Heat Exchanger. I have tried and tested all the methods to resolve this issue from the internet like refining mesh, improving skewness and orthogonal quality ,extending outlet to...

01 March 2021 6,985 3 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

How do you mesh a thin solid in Fluent?

Hello, I have used the shell function on SpaceClaim to create thin solids for the model I am studying. These are contained within an enclosure for my study. I chose this approach as it avoids the...

24 February 2021 8,856 3 View

Why does the sum of reaction forces not match the force component of a Free Body Cut in Abaqus?

I am using Abaqus to simulate a plate with in-plane loading. The boundary conditions allow the right edge to move up and down, the displacements on the left edge are fixed. There is no rotation...

23 February 2021 711 3 View

Should I use Pressure Based Solver or a Density-Based Solver?

Dear researchers, I want to simulate a flow (air) in a wind tunnel, and I want to integrate a fluidic actuator inside it in order to control the separation of the boundary layer. At the blower...

22 February 2021 4,882 3 View

Help with assigning pressure boundary conditions in FLUENT on a large structure?

Hello, I created a very tall tower (>1000m) and applied pressure boundary conditions at the inlet (bottom) and outlet (top) that correspond to the pressure are their relative altitudes....

22 February 2021 9,972 4 View

Is it possible, for a limited dateset of images, to use Convolution filters + Random Forest instead of UNet?

UNet is 'relatively' recent and was invented mainly to deal with biomedical images, yet is it also possible, for a limited dateset of images, to use Convolution filters + Random Forest instead of...

21 February 2021 4,858 3 View

How can I obtain Reaction Forces in ABAQUS?

I am trying to simulate a simplified version of a beam resting on 10 points using Abaqus. The solutions I want to obtain are the Reaction Forces in each resting point or area when applying a...

21 February 2021 3,075 2 View