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authorbnewbold <bnewbold@robocracy.org>2016-06-11 18:55:15 -0400
committerbnewbold <bnewbold@robocracy.org>2016-06-11 19:01:12 -0400
commit73884c965a489f53edfcf23ec4050ad0248685ce (patch)
tree0f1ddb66393077d0284fbeb9e1fe839535c8dd21 /physics
parent2632bfadcfa505a4d5b31f5cb63495e3dec4a57b (diff)
downloadknowledge-73884c965a489f53edfcf23ec4050ad0248685ce.tar.gz
knowledge-73884c965a489f53edfcf23ec4050ad0248685ce.zip
tweak physics syntax
Diffstat (limited to 'physics')
-rw-r--r--physics/LIGO.page15
-rw-r--r--physics/gravitational-waves.page29
-rw-r--r--physics/quantum/fermigas.page2
-rw-r--r--physics/special-relativity.page17
-rw-r--r--physics/units.page7
5 files changed, 33 insertions, 37 deletions
diff --git a/physics/LIGO.page b/physics/LIGO.page
index 2e86d5f..b7ba600 100644
--- a/physics/LIGO.page
+++ b/physics/LIGO.page
@@ -1,18 +1,12 @@
---
-format: rst
-categories: physics
toc: no
+title: LIGO: Laser Interferometer Gravitational Observatory
...
-=======================================================================
-LIGO: Laser Interferometer Gravitational Observatory
-=======================================================================
-
.. warning:: This is a rough work in progress!! Likely to be factual errors, poor grammar, etc.
-.. note:: Most of this content is based on a 2002 Caltech course taught by
- Kip Thorn [PH237]_
+.. note: Most of this content is based on a 2002 Caltech course taught by Kip Thorn [PH237]
Noise Sources
~~~~~~~~~~~~~~~~~~~~~~
@@ -53,3 +47,8 @@ This technique requires known, theoretically derived waveforms (within
phase/amplitude). There are other methods when we don't have good guesses
about the waveform we are looking for...
+References
+----------------
+
+[PH237]: **Gravitational Waves** (aka ph237), a course taught by Kip Thorne at Caltech in 2002. See http://elmer.tapir.caltech.edu/ph237/ for notes and lecture videos.
+
diff --git a/physics/gravitational-waves.page b/physics/gravitational-waves.page
index c853e2b..4466e37 100644
--- a/physics/gravitational-waves.page
+++ b/physics/gravitational-waves.page
@@ -1,30 +1,24 @@
---
-format: rst
-categories: physics
toc: no
+title: Gravitational Waves
...
-=======================
-Gravitational Waves
-=======================
-
.. warning:: This is a rough work in progress!! Likely to be factual errors, poor grammar, etc.
-.. note:: Most of this content is based on a 2002 Caltech course taught by
- Kip Thorn [PH237]_
+.. note: Most of this content is based on a 2002 Caltech course taught by Kip Thorn [PH237]
Raw Info
-----------------
Rank 4 Riemann tensors, will cover different gauge.
+
Waves are double integrals of curvature tensor...
-
Gravitons as Quantum Particles
---------------------------------
Invariance angles: (Spin of quantum particle) = $2 pi$ / (invariance angle)
-Graviton has $\pi$ invariance angle, so it is spin 2; photons have unique $\arrow{E}$ vector, so invariance angle is $2\pi$, spin 1
+Graviton has $\pi$ invariance angle, so it is spin 2; photons have unique $\vec{E}$ vector, so invariance angle is $2\pi$, spin 1
Also describes spin by the group of Lorentz transformations which effect propagation.
@@ -34,13 +28,13 @@ Waves' multipole order $\geq$ spin of quantum = 2 for graviton ((??))
Waves don't propagate like E, because mass monopoles don't oscillate like charges.
-$ h \approx \frac{G}{c^2} \frac{M_0}{r} + \frac{G}{c^3} \frac{M'_1}{r} + \frac{G}{c^4} \frac{M''_2}{r} + \frac{G}{c^4} \frac{S'_1}{r} + \frac{G}{c^5} \frac{S''_1}{r}$
+$$ h \approx \frac{G}{c^2} \frac{M_0}{r} + \frac{G}{c^3} \frac{M'_1}{r} + \frac{G}{c^4} \frac{M''_2}{r} + \frac{G}{c^4} \frac{S'_1}{r} + \frac{G}{c^5} \frac{S''_1}{r} $$
-First term: mass can't oscillate,
-Second term: momentum can't oscillate,
-Third term: mass quadrupole moment dominates,
-Fourth term: angular momentum can't oscillate,
-Fifth term: current quadrupole
+ - First term: mass can't oscillate,
+ - Second term: momentum can't oscillate,
+ - Third term: mass quadrupole moment dominates,
+ - Fourth term: angular momentum can't oscillate,
+ - Fifth term: current quadrupole
Energy
----------------
@@ -99,7 +93,7 @@ Extreme Low Frequency: 10^-16 Hz, Cosmic Microwave Background anisotropy
Detectors
-----------------
-$\Delta L = h L ~ \leq 4 \times 10^{-16} \text{cm}$
+$$\Delta L = h L ~ \leq 4 \times 10^{-16} \text{cm}$$
LIGO (10 Hz to 1kHz)
Also GEO, VIRGO, TAMA (?), AIGO
@@ -115,3 +109,4 @@ References
----------------
[PH237]: **Gravitational Waves** (aka ph237), a course taught by Kip Thorne at Caltech in 2002. See http://elmer.tapir.caltech.edu/ph237/ for notes and lecture videos.
+
diff --git a/physics/quantum/fermigas.page b/physics/quantum/fermigas.page
index 9cdf2c6..bd24d6e 100644
--- a/physics/quantum/fermigas.page
+++ b/physics/quantum/fermigas.page
@@ -1,5 +1,5 @@
---
-format: rst
+format: md
toc: no
title: Fermi Gas
...
diff --git a/physics/special-relativity.page b/physics/special-relativity.page
index 9d60e3c..22bc666 100644
--- a/physics/special-relativity.page
+++ b/physics/special-relativity.page
@@ -1,11 +1,11 @@
-Special Relativity
-===========================
+---
+toc: no
+title: Special Relativity
+...
-Warning: This is a rough work in progress!! Likely to be factual errors,
- poor grammar, etc.
+.. warning: This is a rough work in progress!! Likely to be factual errors, poor grammar, etc.
-References: Most of this content is based on a 2002 Caltech course taught by
- Kip Thorn [PH237]
+.. note: Most of this content is based on a 2002 Caltech course taught by Kip Thorn [PH237]
As opposed to general relativity, special relativity takes place in a *flat*
Minkowski space time: a 4-space with three spatial dimensions and one time
@@ -46,11 +46,12 @@ Note the negative sign in front of the time dimension. The are three types of
separations: **space-like** when $(\Delta s)^2 > 0$, **null-** or
**light-like** when $(\Delta s)^2 = 0$, and **time-like** when
$(\Delta s)^2 < 0$. When dealing with time-like separations, ignore the
-implication of an imaginary number. The difference in time $\Delta \Tau$
-is always real: ($\Delta \Tau)^2= -(\Delta s)^2$.
+implication of an imaginary number. The difference in time $\Delta \mathrm{T}$
+is always real: ($\Delta \mathrm{T})^2= -(\Delta s)^2$.
References
----------------
[PH237]: **Gravitational Waves** (aka ph237), a course taught by Kip Thorne at Caltech in 2002. See http://elmer.tapir.caltech.edu/ph237/ for notes and lecture videos.
+
diff --git a/physics/units.page b/physics/units.page
index f6b0d68..f8c39fe 100644
--- a/physics/units.page
+++ b/physics/units.page
@@ -1,6 +1,7 @@
-Units
-======================
-
+---
+toc: no
+title: Units
+...
SI Units
--------------------