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Questions tagged [visualization]

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Energy eigenfunctions of a truncated harmonic oscillator-like potential

Assume a potential of the form \begin{eqnarray}V(x) &=& \frac{1}{2}m\omega^2x^2,~-x_0\leq x\leq x_0,\\&=& 0,\hspace{2.5cm}{\rm otherwise} \end{eqnarray} where $x_0$ is a finite ...
20 views

With north and south poles fixed, do all geodesics have constant $\theta$ and $\phi$?

I was going thorough reading Kolb and Turner's The Early Universe where in Section 2.2 it starts by asking the following question. For a comoving observer with coordinates $(r_0,\theta_0,\phi_0)$, ...
78 views

Pseudo-Riemannian 2D manifold (visualize time curvature)

My goal is to visualize somehow the curvature of time, as opposed to the curvature of space. I know that we generally talk about spacetime curvature altogether; however, the fact that spacetime has ...
26 views

Visualising $n$-dimensional configuration space

I have recently studied in theoritical mechanics about the concept of of configuration space, which helps us understand the the configuration of a mechanical system by examining the curve traced by a ...
75 views

Is there a relation between this function and black holes?

I was fiddling with this complex function visualizer and accidentally found this function which looks a lot like the blackhole visualizations that I see on the net: $$f(z)=(z\bar{z}-1)^z$$ and I'm ...
47 views

SPH - data visualisation in 3D

I'm not entirely sure this is the right place to ask this sort of question, but still. I have a problem with plotting 3D simulation data that I get with SPH. Basically, I want to be able to plot a '...
35 views

Why do we visualize space time as trampoline surface? [duplicate]

It's a silly question probably. But the thing is that what is the fascinating about fabric surface. I am so sorry for this silly question in advance. I read a lot articles regarding my question. But ...
29 views

How to visualize the angular frequency in SHM?

Can anyone define how can i visualize the angular frequency(ω) in a SHM y(t)=R sin(ωt+ϕ) (where ω=2π/T).Bcoz we can visualize frequency(f=1/T) as number of times the process is repeated in 1 sec so ...
45 views

Observable higher dimensional geometry?

I recently watched a video where in VR someone was manipulating a 4D geometry in 3D space that was changing into all kinds of different shapes as it was moving through space. What i found strange is ...
22 views

Visualizing higher dimension [duplicate]

Why can't we visualize Higher dimensions greater than 3? Is it just because the dimensions doesn't exist (Certainly I know that space-time is four dimensional) or any other physical reasons.
45 views

Identifying “how far away” and “how big” things look to an observer in a given metric tensor's space

Let's say I have a 2D spatial slice $h$ of a metric $g$, i.e., the $x,y$-components of $g$, and that there is a person, Alice, facing a rod that is oriented perpendicularly to the direction that she ...
26 views

Visual simulation of gravitational lensing

Is there a way to generate an accurate visual computer simulation of gravitational lensing?
13 views

Visually comparing variances

I have a dataset containing 8 categories, I now want to visually compare the variance between the categories. The most common approach would be to use box plots or violin plots but I would like to ...
94 views

How to visualize the merge of magnetic field?

Magnetic fields are represented by field lines and it is stated that these lines are closed lines, going through the source (often shown as lines between the two poles of the source). Approaching two ...
320 views

Why is the concept of electric field lines needed to understand electric fields? [closed]

I am recently learning about electric fields. So I encountered the concept of electric field lines. As they are not real but imaginary lines. Why do we need them to understand electric field? I am ...
174 views

Divergence of magnetic field

Consider a point near one of the poles of a bar magnet. The magnetic field lines do appear to spread, but according to Maxwell's equations the divergence of a magnetic field is always zero. So what's ...
53 views

Is there a way to separate 2D from 3D? [closed]

When we see object around us in space, we can always interpret those in 2D, by considering them to pass through a plane, its only when we interact with those objects do we realise that it is 3D, is ...
110 views

What does electromagnetic wave literally look like? [closed]

What does electromagnetic wave literally look like? Some people on the Internet called electromagnetic wave as something that has literally only two dimensions, I think it is because of this over-...
27 views

Where can I find an interactive vector field?

Imagine a low-pressure system as a vacuum that sucks all the surrounding air straight towards it, creating many vectors of wind that all focus on one spot. Because of the Coriolis effect, each of ...
58 views

How to animate a ball rolling down an incline?

I'm using Lagrangian mechanics to come up with the equations of motion for a ball rolling down an incline. I've come up with the following two equations. \begin{alignat}{1} \dot{x} &= \frac{2}{...
58 views

Visually and physically reasonable analytic approximation to the field of a bar magnet

I want to produce publication-quality drawings of the field of a bar magnet, in both the field line representation and as a "sea of arrows." I've found some open-source software that looks like it ...
246 views

How many eyes are needed to see a four-dimensional world? [closed]

If a four-dimensional world were to exist, how many eyes would a creature minimally need to see it (in three dimensions)? Three? Four? (Bonus question: how should these eyes be spatially configured?)...
57 views

Do magnetic lines of force depict path of moving charges [closed]

What are the magnetic field lines basically depicting in terms of moving charges or charge carrier particles or currents. What do those circular loops around a straight current carrying wire actually ...
65 views

Why can't our cognitive sense or five senses sense or fathom hyper-dimensional spaces? [duplicate]

Why can't our cognitive sense or five senses sense hyper-dimensional spaces? Is it because of the way our human body is built?
395 views

Magnetic field lines due to two long parallel wires

There are two current carrying wires A and B both with same current (i) in same direction (outwards) , the rough representation of magnetic field lines looks like the diagram. O is the mid point of AB....
152 views

Definition and visualization of a covector

Covector: A linear map from some set of vectors into real numbers. Also, on its own, it is an element of a vector space. Visualisation: visualize a covector as a stack of hypersurfaces of some ...
342 views

How to plot Wigner functions for a quantum state [closed]

Given some quantum state $\rho$, I would like to plot its Wigner function. Taking some examples, the Wigner function for number states, coherent states are well known, but it is not clear how one can ...
109 views

Visualization of motion in black hole spacetimes

A few years ago, I came across this browser-based app that simulates the trajectories of test particles in the Schwarzschild spacetime and shows an animation. I used it a little bit as a demonstration ...
1k views

What do electromagnetic waves look like?

They say that electric and magnetic fields are perpendicular to each other in electromagnetic waves but i am not getting how will they look together? Two waves perpendicular to each other! Can ...
57 views

How can three-dimensional (mechanical) waves be visualized?

I wish to see a visualization of a (mechanical) wave propagating through a medium, e.g. my voice through air when I speak or waves into the depths of a glass of water (or the sea) when I dip my finger ...
90 views

How can i create a position-time graph of a object which is moving in 3D space? Is it even possible?

As modelling position-time graph of a object 2D in motion requires 3 dimensions, is it possible to create a 3D object's position-time graph? Is there any intuitive idea through which it can be ...
99 views

Electromagnetic Fields of light waves

I'm having trouble visualizing the electric and magnetic field lines of a linearly polarized light/radio wave in 3 dimensional space. When I look at the literature, I get the picture below which seems ...
529 views

Electric field lines visualized - uneven distribution - correct or incorrect?

I have rendered an image, where two positive charges with equal electrical charges are present: I was told that the picture is not correct, because the field lines are getting "concentrated", so if I ...
117 views

What is the visualization of light according to Maxwell's theory of Electromagnetic wave? [closed]

The theory must imply a visualization. I am not being able to think or find any. I know the sine wave representation. But light obviously not goes like a physical string. right?
83 views

Describe the dynamics of a fluctuating vector

I have a time series for the $\mathbf{v}(t) = (x,y,z)$ components of a vector quantity. It is fluctuating in time, and has a non-trivial autocorrelation function which I want to somehow elucidate. The ...
103 views

How to visualize multi-dimensions in topological periodic table?

This is a question for those who are familiar with topological periodic table. The first row and right side columns represents dimensions of topological materials in periodic table. I know that for ...
44 views

When a zero dimension point strikes a 2D plane, does ¨one side¨ of the point touch the surface of the plane or the entire point? [closed]

I am having a bit of trouble visualizing a zero dimension point bouncing off a wall like a billiards ball. The main reason I am having trouble with this is that a billiards ball has a side that is hit,...
4k views

What is the Fabric of Spacetime? [duplicate]

I always get the analogy of the pretend sun on a piece of cloth pulling everything down such as the image attached below: But What I never really understood is what IS that piece of cloth. Like is it ...
567 views

How to visualize electromagnetic radiation

So I understand that light travels in waves and that they are fluctuations in the electromagnetic field and yada yada yada... but when I sat down and actually thought about it, I became confused. ...
56 views

Why was there a need of defining spatial dimensions more than 3? [duplicate]

3 dimensional universe looks like the limit for me. I can't even imagine a fourth dimension, and there are physicists talking of 11 dimensional spacetime. There are even mathematical generalisations ...
574 views

Where can I find visualizations of quantum field theory equations? [closed]

As I work through A. Zee's "Quantum Field Theory in a Nutshell," I'd love to be able to visualize the different equations so I can explore the effects of different terms. Any suggestions? Python ...
165 views

Is there an intuitive interpretation of the shape of the angular momentum eigenstate?

I was watching a MIT lecture video on angular momentum eigenstate. Toward the end of the lecture, the professor had shown some plots of the first few spherical harmonics, in an attempt to explain ...
358 views

How does one imagine the curvature of spacetime in 3D? [closed]

I'm learning about general and special relativity, but I can't seem to wrap my head around the concept of spacetime being curved in 3D. The 2D flat drawings are very explanatory, but how does one ...
82 views

Space-time dimensions

I was having a look at Seeing the fifth dimension and I was thinking the following. A dot is 0-dimensional entity. A dot "living" in an 1-dimensional world would be a moving dot along a pipe of some ...
207 views

What does black hole formation and evaporation actually look like as viewed from far away?

Many people on Physics SE (myself included) have been confused about what black hole formation and evaporation look like when viewed from far away. For example: Does any particle ever reach any ...
66 views

How to express 3 dimensional motion in Minkowski space?

We can easily visualize Minkowski space diagrams with 2 spatial coordinates but how to express 3 spatial coordinates?
256 views

How do visualization programs generate electron density meshes?

How do visualization programs such Coot and PyMOL generate electron density meshes? Example of an electron density mesh rendered in PyMOL: Currently, there are no resources on the internet to answer ...
115 views

Fourth Dimension- I don't understand this

According to this video at $1.20$, we, humans, perceive objects in $2$ dimensional. He also gave an example with a sphere: "Take a perfect sphere for example... If you're looking at a sphere, it ...