All Questions
Tagged with resource-recommendations software
149 questions
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How to find electro-thermal analysis of an arbitrary shape of conductor? [closed]
I have an arbitrary shape of conductor in a step file. I would first like to find the resistance of said conductor and then observe the change in resistance due to change in temperature. I do not have ...
1
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1
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35
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Seeking Guidance on Final Year BS Physics Project Topics with Limited Experimental Facilities [closed]
I am currently in the final year of my BS Physics program, and I am in the process of selecting a topic for my final year project. However, my university lacks experimental and laboratory facilities, ...
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0
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60
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Are there quantum computing algorithms specialized for machine learning applications?
I've heard that some companies are attempting to utilize quantum computing algorithms for machine learning tasks (ex:protein folding and drug discovery). As far as I know, quantum computing has been ...
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2
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60
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Good, easy program for plotting 3D vector fields and/or stream lines [duplicate]
I need to plot some electric and magnetic fields in 3D. Can anyone recommend a good program - something easy where I can just insert the vector field components?
Edit: I am plotting the E and B fields ...
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21
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Seeking Tools for Efficient Illustration Design in Physics Book Project
One of my friends intends to write a book related to the field of physics. I have been assigned to design illustrations similar to the images below for his book. The total number of these ...
2
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64
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Cosmological numerical computations
I am unsure where to ask this question, whether here or in the Mathematica stackexchange, but either way, I was wondering what are some recommendations for cosmological computations specifically using ...
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32
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Blackbody Radiation Simulation Software [closed]
I am trying to model the effective radiating temperatures of various three-dimensional solids (Tetrahedron, cube, octahedron, etc.) given a specific incident radiation. Are there any (free) softwares ...
2
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1
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353
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Metric tensor calculation tool? [duplicate]
The Einstein field equations are
$G_{\mu\nu}+\Lambda g_{\mu\nu}=\kappa T_{\mu\nu}$
which would be easy enough to solve if not for all of the nonlinear dependencies on $g$ that the Einstein tensor $G$ ...
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1
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79
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Does anyone have a good source for writing a Finite Volume Solver
As a pet project I want to try and write my own finite volume solver for a two-phase flow problem. However, while I understand the basics of FEM I have never written a code that solves anything before....
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220
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Boundary/contour tracing of a binary image in Python
I'm studying percolation on a square lattice. I identify clusters on the binary lattice using the SciPy API ndimage.label. My goal is to study the external perimeter (hull) of each of these clusters. ...
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45
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Toolkit to generate the most general gauge invariant Lagrangian for a given particle content
I am currently working on a BSM model for unification where I am adding scalars for unification. I add many scalars, so finding the most general gauge invariant lagrangian is becoming difficult. Is ...
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89
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Good text for writing a realtime physics solver?
What is a good, up-to-date, well-regarded text on writing physics solvers for (e.g.) game engines or realtime simulations?
In particular, treatment of numerical stability, convergence, asymptotic ...
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60
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Is there any game for understanding elevator physics?
I'm a physics teacher and I'm wondering if there's any game for physics elevator problems (weight in accelerating elevator) that the student can play with to better understand in what situations the ...
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0
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100
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Good Mathematica package for computing Feynman graphs (resource request)?
I was wondering if anyone had any go-to Mathematica packages for computing higher-order Feynman graphs. Specifically ones that would allow me to construct higher spin fields like $h_{\mu\nu}$ and then ...
3
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133
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How to use Python to get mathematical expressions in General Relativity [duplicate]
I'd like to get the metric tensor that describes a non-rotating, uncharged, perfectly spherical black hole whose radius grows with time (it gains mass). For now, I have:
$g_{\mu\nu}=\begin{pmatrix}
-c^...
3
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118
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Is there a software that computes simple particle decay kinematics?
I was trying to figure out some details about a specific decay channel for a generic particle accelerator experiment. For instance if I have a proton proton collider with fixed energy, I would like to ...
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1
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91
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Optical software - thin film interference
I am currently using a software called "SCOUT" to thin film interference simulation, and I would like to know if there is a better software to do this type of simulations. My goal is to vary ...
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1
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370
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What's the best open source alternatives of COMSOL? [closed]
Good time of day. I need to solve system of differential non-linear equations for 3D system. It requires parallel computing on a cluster. Our lab lacks the license on Comsol. It is necessary to ...
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60
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Numerical reference data for a 3D quantum system with Gaussian potential?
I'm currently writing a numerical code to solve the quantum system (in 3D) with an attractive ($v_0 < 0$) Gaussian potential,
$$ V(r) = v_0 \exp(-r^2/r_0^2). $$
It would be nice to have some ...
3
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0
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148
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2-particle irreducible (2PI) feynman diagrams
Let me preface this by saying that I'm not too code-savvy, which is probably why I need to ask this here. As a first step, I want to find a way to generate 2-particle irreducible (2PI) Feynman ...
2
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1
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157
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Smoothed particle hydrodynamics for solving diffusion equation
I'm a novice to the smoothed particle hydrodynamics method and I'm keen to know how it can be used to solve partial differential equations. In particular I want to know how to discretize the spatial ...
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117
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Wick's contractions
According to Wick's theorem, we have
$${\left\langle {T\left[ {\hat A\hat B\hat C\hat D} \right]} \right\rangle _0} = {\left\langle {T\left[ {\hat A\hat B} \right]} \right\rangle _0}{\left\langle {T\...
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105
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Quantum State Tomography with Machine Learning [closed]
So, I am new to this area. I know a little bit on Machine Learning and Neural Networks and I'm a Physics student and recently I started studying Quantum Information Theory.
I found some papers and ...
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83
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What are some optical software packages (for windows) to design an optical experiment?
I need to design an optical experiment with laser beam using beam splitter, mirror, quarter waveplate, polarizer and birefringent wedge. I am looking for some optical software that has all or most of ...
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53
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Simulation software recommendations [closed]
I need a preferably free (open source or student edition) software for modelling of heat diffusion on a cylindrical geometry for a project. What would you recommend?
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1
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67
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A program to model classical EM field?
As per title, i would like to ask if there exists a program where i can create an arbitrary wire with an arbitrary current and get a visualization of electric and magnetic fields around it.
The ...
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2
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70
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Free statistics program to evaluate measurement data? [duplicate]
Does anyone know of a good free statistics program where I can, for example, enter measured values and their respective uncertainty and the program will then spit out the variance weighted means for ...
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2
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2k
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Is there a powerful interactive tool for visualizing Lorentz transformations of worldlines?
This Geogebra demonstration is pretty amazing for obtaining a more intuitive understanding of Lorentz transformations. However, it has its limitations. If it would allow the user to add worldines and ...
1
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0
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247
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Feynman Two-Loop Integrals
Is there any reference suitable for a beginner that you recommend for learning two-loop integrals evaluation by hand (and/or some package) that you know of?
0
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1
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159
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Program to generate graph of spring-mass-damper system
For a school project, I've been researching mass-spring-damper systems. For this I did an experiment in which I basically filmed a spring with a mass attached to it that went up and down and ...
3
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1
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296
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Numerical package for backreaction in general relativity
I am looking for numerical packages (Python/Matlab or some common languages) that can simulate the backreaction of the matter on the Kerr black hole geometry: i.e. assume I have a given initial ...
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324
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Software recommendation for a tensor calculation
What is the best software/package to calculate
$$2R_{\alpha\mu\beta\nu}R^{\mu\nu}-\nabla_\alpha\nabla_\beta R + \Box R_{\alpha\beta}-\frac12g_{\alpha\beta}\Big(R_{\mu\nu}R^{\mu\nu}-\Box R\Big)$$
for a ...
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1
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98
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How to visualize Kinematics or Classical Physics?
Is there a software or a website to visualize Kinematics? For example, I want to visualize different problems on pulley system. Is there a simulation app?
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67
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Automated symbolic commutator tool
Is there a software tool (perhaps Mathematica extension?) designed to help with doing algebraic manipulations of non-commutative objects? Specifically, what I'm after is an interface along the lines ...
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33
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Except for COMSOL Multiphysics, what is the dedicated simulation tool (free version) that can simulate arrayed acoustics?
Using units and horns, we now have individual replicas. I'm trying to calculate the sound pressure level by arranging hundreds of these in a simulation 1m in front, but when I do it with COMSOL ...
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83
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Is there a simulation package for open quantum system dynamics using negative decay rate?
Consider the following situation: the model is described by a single qubit and the density matrix evolution is governed by the Lindblad equation.
${\displaystyle {\dot {\rho }}=-{i \over \hbar }[H,\...
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47
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Is there any software to simulate quantum random number generation using optical elements?
I want to implement a simulation of a quantum random number generation protocol using optical elements. Is there any software that's typically used for such things? Ideally, I would want control over ...
2
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0
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148
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Software for qualitative graphs/cartoons?
I have various tools at my disposal, and a lot of use cases that they don't seem ideal for. My current application is a graduate class in chaotic systems, but this is a chronic problem for me both in ...
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0
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27
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Software packages for calculating Feynman diagrams [duplicate]
I am trying to calculate the two and three-loop divergences in a certain quantum field theory. This is beyond the domain where I can do anything by hand, and I would appreciate any recommendations ...
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1
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192
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CERN ROOT resource recommendation
During my BSc., I used Python, C and Scilab in addition to Excel to perform data analysis on lab experiments. However, unfortunately I never got the chance to use ROOT which is one of the most widely ...
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0
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76
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What is the best software to simulate a Brownian Ratchet?
I'm trying to simulate a Brownian Ratchet, but don't know the best approach to tackle the problem.
These are my inputs for the simulation that will each be varied one by one:
Number of particles in ...
0
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1
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199
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Is there software to calculate/plot decomposed rotation curves from observational data (FITS, etc)?
I have observation data of galaxies (in FITS format). From the FITS data, I want to calculate & plot the decomposed rotation curves as pictured below. Is there a software package that will do that ...
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0
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19
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Visualisation tool for different speeds? [duplicate]
I'm a student often doing kinematics word problems with objects moving at X km/h, Y m/s, or Z cm/s. Yet, I have no idea what these units look like in real life.
Out of curiosity, I'm searching for a ...
2
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2
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203
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What is good software for animating results?
I am a graduate student in physics and many times when I am working on something/playing around with some expressions I would like to visualize how it looks on the computer. I usually already know (...
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1
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46
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Rate Equations for Simulation
I would like to simulate a passively Q-switched laser with MATLAB. Do you have any suggestions - or link to literature/paper - which rate equations I should use? It would be nice if the equations ...
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2
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203
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Software for calculating perturbation effects in general relativity
I need to evaluate the Einstein tensor/ Ricci tensor and others in a perturbed metric. Suppose my metric is
$g_{ab} =\eta_{ab} +h_{ab}$, where $\eta$ is the Minkowski metric, and $h$ is a small ...
0
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1
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126
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What software / methods to learn for nanophotonics (a branch of photonics) applications?
I'm new to nanophotonics and been looking for some software and methods (Design, modelling, simulation .etc) used in this scientific field. I'll be grateful to know some.
2
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71
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Computer code to quickly check equation of motion to first or higher order from action (4D spacetime)
I derived equations of motion up to first order from a Lagrangian for a scalar field in a 4D spacetime. Now, I would like to cross-check my results. Is there by any chance an application / code /...
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26
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Are there any multi-physics with magnets and gravity software simulators?
I'm looking for something like SolidWorks / Autodesk Inventor but with electromagnetism built-in.
Do you know of such software?
3
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2
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257
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Interactive physics simulations and animations
What are some free and open-source interactive simulations, illustrations, animations, demonstrations, videos, calculators and other resources for experimental physics and mathematics like the Wolfram ...