Community Profile

# Francesco

Last seen: 9 meses hace Con actividad desde 2012

Ver insignias

#### Content Feed

Ver por

Respondida
variable number of if condition
Thanks to all of you guys, for advices and criticism, I appreciate them all. I will check the documentation for the discretize ...

10 meses hace | 0

Pregunta

variable number of if condition
Hello, I have a set of data (two columns, first is x and second is y) and in a for loop I am analyzing them doing different t...

10 meses hace | 3 respuestas | 0

### 3

respuestas

Pregunta

ode23t and symplectic Stormer-Verlet integration
I have red in an answer related to simulation of particle motion in magnetic fields that the only ode solver ensuring energy con...

casi 11 años hace | 0 respuestas | 0

### 0

respuestas

Pregunta

Modulation transfer function (MTF)
Hi, I'm going to evaluate the MTF of an imaging system. I have a MatLab code and it works fine and my question is not related...

casi 11 años hace | 1 respuesta | 0

### 1

respuesta

Pregunta

Help with ion beam with many charge states
I'm simulating an ion beam with different charge states passing through two pinholes. I'm using random angles, from an external...

alrededor de 11 años hace | 0 respuestas | 0

### 0

respuestas

Respondida
Montecarlo method for particle simulation
My beam is moving along z axis for i=1:n K_ion=normrnd(Ein,Ein/10); %energy distribution ...

alrededor de 11 años hace | 0

Respondida
Montecarlo method for particle simulation
I think I'm making the whole thing too complicate... I give an initial energy Ein and n=1000 particles. the for loop is: ...

alrededor de 11 años hace | 0

Respondida
Montecarlo method for particle simulation
I was thinking to do something similar. My concern is that I have two pinholes (the second one is 10cm further) Do I need to so...

alrededor de 11 años hace | 0

Pregunta

Montecarlo method for particle simulation
Hi all, I have to simulate a number of particle with a initial random velocity along z axis emitted by a point source and dis...

alrededor de 11 años hace | 4 respuestas | 0

### 4

respuestas

Respondida
Motion of Particle in a spatially varying electromagnetic field
I have found what was wrong in my code, it is able to track a particle all the way long from the source to the detector and insi...

alrededor de 11 años hace | 0

Pregunta

Motion of Particle in a spatially varying electromagnetic field
I have to simulate the motion of particle in an electromagnetic device which deflects particle using electric and magnetic field...

alrededor de 11 años hace | 1 respuesta | 0

### 1

respuesta

Pregunta

second order differential equation with variable coefficient
Hi, As wrote in a previous question I have to solve the equation: d^2x/dt^2= (q/m)(E/v^2) I have wrote the following code...

alrededor de 11 años hace | 0 respuestas | 0

### 0

respuestas

Pregunta

Differential equation.
I have to solve two differential equation and I have used the following code: inits='y(0)=0, Dy(0)=0, x(0)=0, Dx(0)=0'; ...

alrededor de 11 años hace | 0 respuestas | 0

### 0

respuestas

Pregunta

Particle motion in electromagnetic field
I have to write a MATLAB script to simulate the motion of particle in a spectrometer using the differential equations of motion....

alrededor de 11 años hace | 2 respuestas | 0

### 2

respuestas

Respondida
Use pixel informations to create a grid on images
I managed to improve the graphic aspect, now I was wondering if it is possible to make the grid with rounded shape and a fixed r...

alrededor de 11 años hace | 0

Respondida
Use pixel informations to create a grid on images
I managed to get the central pixel coordinates [X0,Y0] (using ginput) and the distance between two points (using imdistline). I...

alrededor de 11 años hace | 0

Respondida
Problem with a plot
I tried with this code, but nothing change, whati is wrong? set(gca,'Box','off'); axesUnits=get(gca,'Units'); axesPosit...

alrededor de 11 años hace | 0

Respondida
Problem with a plot
The code I used for plotting data is: figure(1) hplot = plot(.... ) xlabel(gca, 'Deflessione magnetica [m]'); % label l...

alrededor de 11 años hace | 0

Pregunta

Use pixel informations to create a grid on images
Hi, I have an picture of graph paper I have to use as a reference. To be clear I have to use the grid as calibration for an ...

alrededor de 11 años hace | 3 respuestas | 0

### 3

respuestas

Pregunta

Problem with a plot
Hi all, I'm working on a simulation for some misurement with a Thomson spectrometer and I'm having some issue with the plot l...

alrededor de 11 años hace | 4 respuestas | 0

respuestas