How can I force Gaussian to search the exactly point group of my molecule?

Hi, I want to know the point group of my molecule "adenine-thymine" , it is composed by 2 molecules ( thymine and adenine) and both of them belong to Cs point group. What can i do ?? help please.

02 December 2020 7,091 3 View

Could I extract DNA from fixed cell with PFA 4% , stained with Cristal violet and solubilized by Acetic acid ?

Hello, I'm phd student and on my work I seeded KM12/SM cell on 96 well (to detect the survival of those cell with a mutated gene) so I fixed those 96 plates with PFA 4% , stained with Cristal...

15 March 2020 1,764 2 View

How to compute the probability for a firm to move from on group to another in a panel database?

Hello, I have a panel database for firms i (90 firms) across year t (from 2013 to 2019). Some firms witnessed a cross border investment in a year that is between 2013 and 2019. I created a...

06 December 2019 5,778 3 View

How to model (or simulate) thin-film/wafer-based tandem solar cell ?

Could someone help me how to use MATLAB/Simulink by video or tutorial to model a tandem junction based on a perovskite top cell and Si as a bottom cell . Thank you

05 May 2018 2,917 3 View

With the emergence of newSQL on Big Data, can we speak about Data Dependencies (e.g: Functional Dependencies) in such context?

In the context of Big Data, in particular with the emergence of newSQL(such as Hive(HQL), SQL Impala, Spark SQL, Big SQL ..etc), we deal with schema on run, should we always consider Functional...

18 February 2017 7,196 2 View

What is the structure of circulating miRNA ?

24 January 2015 7,613 3 View

Will climate models based on their performances in reproducing historical climate provide better predictions in the future than other models ?

15 January 2015 2,337 15 View

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01 January 1970 624 3 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

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

Is it possible to do piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch?

How to do Piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch? Piezoelectric coupling between the rectangular substrate and rectangular...

02 March 2021 9,833 3 View

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...

28 February 2021 8,626 3 View

Which period is considered as study period in research?

Is that starting from proposal development to result writeup or just from data collection to result writeup and reporting (publishing)?

28 February 2021 910 2 View

How to use measure capacitance change in COMSOL time dependent study ?

I want to measure change of capacitance due to relative displacement between two parallel plates in COMSOL. Distance between two plates changes with time. So I'm using a time dependent study but...

26 February 2021 8,567 3 View

Error in comsol?

Dear respected researchers, while performing CFD analysis in Comsol it's showing like this Error: Nonlinear solver did not converge. The maximum number of Newton iterations reached can...

24 February 2021 249 3 View

What software programs can directly simulate Additive Manufacturing Directed Energy Deposition (DED)?

I understand there are a lot of software programs that can simulate DED by going through specific modeling, simulation, and commands. For me, that was time consuming and results were not accurate....

24 February 2021 4,428 3 View

How can I find the effect of different parameters like (Reynolds number, Hartman number, volume friction etc.) in COMSOL?

Here I am facing this problem. I don't find any effect of this type of parameters. I am a beginner user of COMSOL.

23 February 2021 9,086 3 View