How to start CST Run macro with MAtlab?

Can anybody please help me to run a global macro (e.g. Run Macro>> Materials>>Define Human Material Properties) from matlab? in CST help there is a command RunMacro ( string...

05 June 2019 2,080 1 View

Why do the solutions in electromagnetic boundary value problems are divided into regular and irregular?

In boundary value problems like scattering from wedges, the scalar wave function is written by Bessel function and the Hankel function is left out due to the irregularity in the origin while the...

10 November 2017 9,799 2 View

How to use Local coordinate system in Comsol?

I have 2 problems about local coordinate system in Comsol. 1. how to offset my coordinate system? 2. how to assign local coordinate system on a deformed shape like a bump? I think the boundary...

10 November 2017 4,317 3 View

How to determine microstrip line width for feeding patch terahertz antenna on PBG substrate?

Can anybody tell me how to determine microstrip line width for feeding patch terahertz antenna on PBG (Photonic Band Gap) substrate with holes? Also I want to know which port to use for excitation...

08 September 2017 293 3 View

Can anybody help me on RCWA matlab code for TM polarization?

I want to write a RCWA matlab code for calculating reflectance and transmission of TM polarization wave from a simple binary grating. the attached code is based on the paper by Moharam...

11 December 2016 6,480 5 View

Divergence of surface current extracted from cst in matlab

I extract surface current density in CST and I want to take the divergence of it in matlab. but I do not know in what way CST sort the mesh information in the extracted text file. Can anyone...

11 December 2016 8,328 0 View

How to simulate 2D problem in CST?

I am simulating the absorption from a corrugated grating with infinite substrate in cst microwave studio. I put boundary condition along grating vector and the other dimension perpendicular to the...

08 September 2016 5,434 4 View

Can anyone help me about the this error in CST, Time Domain: bad result normalization?

I want to get the ACS of the stricture in cst that I have attached below but I get this error, Time Domain: bad result normalization. also it give me the results but I don't know are these results...

07 August 2016 8,050 0 View

Conductivity of graphene in the presence of parallel electric/magnetic fields

05 June 2016 3,786 2 View

Strain fields in graphene?

can anyone explain me what is strain fields in graphene? also when this effect must be included?

03 April 2016 7,650 4 View

Help request in CST microwave?

im working now on TPV solar cells and metamaterials and i realy need our help in CST microwave i have a tpv cell simulation and i want to extract particullarly the absorbtion of only the active...

02 March 2021 2,246 2 View

How to classify strictly upper triangular matrices by similarity?

Let F be a field. Consider U, the set of n times n strictly upper triangular matrices in F. For X, Y in U, we call them similar if there exists some S, which is non-degenerate and upper...

01 March 2021 2,957 8 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View

Distribution of particles in metal matrix?

How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...

28 February 2021 7,397 8 View

Does the circuit modeling for planar monopole antennas using Foster canonical forms give good approximation?

Hi researchers, I am searching for some accurate way to do the circuit modeling of planar CPW-fed monopole antennas. I have gone through the literature where mostly circuit modeling is done using...

28 February 2021 7,016 1 View

How to find a correlation between coordinates in a curvilinear coordinate system?

Hello. I have a skewed elliptical coordinate system (I use alternative elliptical coordinates). And I need to determine connections between coordinates in order to fetch a covariance matrix of...

28 February 2021 364 3 View

For modelling epoxy-based matrices (in composites), which model in ABAQUS is the most suitable, Concrete damaged plasticity or Drucker-Prager model?

I am working on developing a micromechanical FE model for predicting kink-band formation in UD composites. To model matrix plasticity, which model, out of Concrete Damaged Plasticity and...

28 February 2021 5,415 1 View

Compact antenna for the frequency range 1 MHz-5 MHz?

Hello everybody! I have a problem with developing a compact antenna for the 1MHz-5MHz frequency range. Tell me what type of antenna can be used and what books and articles to read to perform this...

27 February 2021 7,710 4 View

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View