Questions tagged [visualization]
The visualization tag has no usage guidance.
135
questions
0
votes
0
answers
49
views
Spacetime Visual Aid Concept
How do you envision spacetime? What visual-aid(s) have helped you the most?
We have all probably seen the “bowling ball on a trampoline” construct but the big problem with that is it represents ...
0
votes
0
answers
21
views
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?
0
votes
0
answers
31
views
Visualizing Radiance
I am learning about the basics of radiometry and I am having some trouble visualizing radiance.
Firstly radiance is defined as irradiance with respect to solid angles.
More generally we gave: $$L(p,\...
-4
votes
2
answers
145
views
Einstein's spacetime thought doubt [closed]
In the animation of this image you can see spacetime is constantly going towards the earth's center of mass, and when a layer of spacetime reaches to the earth's center of mass another layer of ...
- 412
6
votes
1
answer
89
views
What is missing to make this depiction of a Black Hole realistic?
So i am working on a Music video as a FX Artist and part of the job is a Black Hole. Now i am fairly confident that i am just about the only one on the team who cares how accurat the party is. But i ...
- 83
2
votes
1
answer
59
views
What do objects mean in CERN's collision visualisation?
Trying to find a legend for some of the collision visualisations from CERN's CMS, ALICE or other experiments. The visualisation below is from the CMS Higgs Seminar (4 July 2012). What are the things ...
- 123
8
votes
0
answers
135
views
Is it possible to simulate QFT to make pretty animations?
Is it possible to simulate QFT and make animations of it? For example, it is relatively straightforward to simulate something like the Schrödinger equation or the Klein–Gordon equation if you don't ...
7
votes
3
answers
753
views
Visualizing Tensors in the simplest possible way
Is there any easy way to visualize tensors (such as stress) using paper and pencil with the help of a matrix? If it is possible, kindly post a picture of that tensor.
- 107
0
votes
0
answers
42
views
Doubt regarding Space-time Grids [duplicate]
I had a doubt regarding space-time grids... I just don't understand, if the universe is three-dimensional (excluding the time dimension) why do we represent the universe as a single 2D fabric of grids ...
- 25
4
votes
1
answer
229
views
Visualizing the trajectory of a mass on top of a wedge on a frictionless tabletop [closed]
A wedge with mass M rests on a frictionless, horizontal tabletop. A block with mass m is placed on the wedge (Fig. 1). There is no friction between the block and the wedge. The system is released from ...
- 43
2
votes
3
answers
240
views
How can I visualise waves?
A wave is a sustained disturbance produced at a point in a medium(or field) and is transmitted to other parts of the medium(or field) without the actual translatory motion of the particles.
This ...
- 280
3
votes
0
answers
155
views
AdS/CFT spacetime visualization
I was inspired by comments under this answer to ask this question.
In the context of AdS/CFT, one often finds an embedding diagram of the $10d$ spacetime that I don't find particularly enlightening, ...
- 4,630
0
votes
1
answer
22
views
Can you use something like a polarising material to shift an image horizontally?
A while ago I saw a video that I can’t recall about about some patterns being shifted horizontally with material that causes a polarising effect, I just want to know if that is true? Is it possible to ...
- 1
7
votes
3
answers
523
views
Visualizing wormholes without embedding spacetime
Common visualization
Wormholes are often "explained" by a visualization like this where spacetime is reduced to two spatial dimensions:
(Source)
The problem with this visualization
Now I ...
- 3,568
0
votes
1
answer
54
views
What is the "shape" of the electric potential of a moving charge? Can the field be derived as its gradient?
This is motivated by Electricity and Magnetism, 3rd Ed., by Purcell and Morin, Section 5.6.
Below is my derivation of the Lorentz transformation of the electric field due to a moving charge whose rest ...
- 1,667
4
votes
3
answers
209
views
Identity of dynamical D$p$-branes
In my String Theory course, we introduced D$p$-branes, and I'm having trouble picturing them as dynamical objects.
We analyzed the open and closed bosonic strings, found the EoM, quantized them, and ...
- 4,630
0
votes
1
answer
90
views
Plotting Lennard-Jones potential for Argon [closed]
I am trying to understant the Lennard-Jones potential better by trying to plot it (for Argon) with the associated interatomic force, so I have: $U(r)=\frac{B}{r^{12}}-\frac{A}{r^6},\ A=1.024\cdot 10^{...
- 129
0
votes
0
answers
19
views
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
votes
2
answers
132
views
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 (...
1
vote
1
answer
89
views
Relativistic rendering: ray tracing photon paths affected by masses
Given
an initial photon position $p_{xyz}$ and its direction of travel $d_{xyz}$
a set of (point) masses, each with a location $m^i_{xyz}$ and mass $m^i_{m}$
a time step size $d$
how can I calculate ...
- 257
1
vote
1
answer
72
views
Proton as viewed from an orbiting electron's perspective
When I see depictions of the electron orbital of a hydrogen atom, I see a static proton in the center surrounded by an electron cloud. What would it look like if we shifted the reference frame to the ...
- 113
1
vote
3
answers
83
views
Can we represent 4D graphically? [closed]
Actually I know that axes are always perpendicular but after three axes we cannot draw any other axis that is perpendicular to all the other three axes.
can any one say how can we draw another axes ...
- 19
4
votes
4
answers
332
views
Terrell-Penrose effect and surface reflectance
All explanations of Terrell-Penrose effect seem imply that the effect makes some of the back-facing walls of a passing-by object visible. You can see some examples of those in many different ...
2
votes
0
answers
52
views
Properties of orbit type diagrams
For fun, I created a 3d gravity simulation and colored each $(x,y)$ coordinate blue or green if a light mass put at that location would collide - within some number of simulation steps - with one of ...
- 257
0
votes
1
answer
49
views
Visualization of object falling into black hole from the perspective of a distant observer
There exist a few relativistic renderings, even videos of this kind of event from the perspective of the infalling object, yet I have never seen the same event from the perspective of a distant ...
- 257
0
votes
2
answers
233
views
Visualization of $n$-dimensional Hilbert spaces
I am learning quantum physics, and came across $n$-dimensional Hilbert spaces, is there any way one can visualize a $n$-dimensional space and the n components of the vectors existing in that space?
P....
3
votes
2
answers
178
views
Can many-particle wave functions be imagined in 3 dimensions - instead of $3N$ dimensions?
It is usually said that the wave function for $N$ particles cannot be imagined in 3 dimensions, but only in $3N$ dimensions. What is the exact argument? Is there a loophole?
Schrödinger, Feynman and ...
0
votes
1
answer
51
views
What does it mean to have a function of a field?
There was a Leonard Susskind lecture on the Higgs Boson I watched the other day, and he talked about graphing the field where the domain was some sort of field space. The lecture is here at about 6 ...
- 3
1
vote
1
answer
74
views
How to visualize newtonian objects in term of harmonic oscillators?
From the group $U(1)$ in QED, via group representation we get the harmonic oscillators. However, I still have a hard time to imagine newtonian objects (computer, headphone, etc) as a combination of ...
- 909
0
votes
1
answer
110
views
How would you visualise a curvature in spacetime? [duplicate]
Just wondering how one could visualise a curvature in spacetime. If anyone has a site, image or video showing this it would be appreciated.
- 11
1
vote
3
answers
1k
views
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 ...
- 9,083
0
votes
2
answers
173
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)$, ...
- 9,083
6
votes
1
answer
237
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 ...
- 631
1
vote
1
answer
88
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 ...
- 21
0
votes
1
answer
74
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 '...
- 13
0
votes
1
answer
153
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 ...
- 29
0
votes
1
answer
65
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 ...
- 173
0
votes
0
answers
26
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.
- 1,187
0
votes
0
answers
49
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 ...
- 123
0
votes
0
answers
38
views
Visual simulation of gravitational lensing
Is there a way to generate an accurate visual computer simulation of gravitational lensing?
0
votes
0
answers
22
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 ...
0
votes
2
answers
601
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 ...
- 8,475
2
votes
3
answers
955
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 ...
- 23
0
votes
3
answers
811
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 ...
1
vote
1
answer
68
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 ...
- 119
1
vote
1
answer
145
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-...
- 103
0
votes
2
answers
110
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}{...
Brandon MacLeod
2
votes
1
answer
91
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 ...
user4552
1
vote
2
answers
981
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?)...
- 119
-2
votes
3
answers
100
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 ...
