Commits June 2016

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7 participants
129 discussions

[svn:einsteintoolkit] www/about/gallery/gw150914/ (Rev. 1597)
by barry.wardell＠gmail.com 15 Jun '16

15 Jun '16

User: barry.wardell Date: 2016/06/15 10:08 AM Modified: /about/gallery/gw150914/ index.php Log: gw150914: furthe fix image captions File Changes: Directory: /about/gallery/gw150914/ =================================== File [modified]: index.php Delta lines: +2 -2 =================================================================== --- about/gallery/gw150914/index.php 2016-06-15 15:07:00 UTC (rev 1596) +++ about/gallery/gw150914/index.php 2016-06-15 15:08:37 UTC (rev 1597) @@ -107,10 +107,10 @@ <h4>Curvature scalars</h4> <a href="ReI.png"><img src="ReI_sm.png" srcset="ReI_sm_2x.png 2x" alt="R_{abcd} R^{abcd}" width="357" height="300"/></a> <a href="ImI.png"><img src="ImI_sm.png" srcset="ImI_sm_2x.png 2x" alt="R^*_{abcd} R^{abcd}" width="342" height="300"/></a> -<p class="caption">Scalar curvature invariants computed from the Riemann tensor, $$R_{abcd}$$, and its dual, $$R^*_{abcd}$$. Left: the Kretschmann scalar, $$R_{abcd} R^{abcd}$$. Right: the Chern-Pontryagin scalar, $$R^*_{abcd} R^{abcd}$$.</p> +<p class="caption">Scalar curvature invariants computed from the Riemann tensor, $R_{abcd}$, and its dual, ${}^* R_{abcd}$. Left: the Kretschmann scalar, $R_{abcd} R^{abcd}$. Right: the Chern-Pontryagin scalar, $R_{abcd} {}^* R^{abcd}$.</p> <a href="RePsi4.png"><img src="RePsi4_sm.png" srcset="RePsi4_sm_2x.png 2x" alt="Re(Psi_4)" width="299" height="300"/></a> -<p class="caption">The real part of $$\Psi_4$$, the component of the Riemann tensor representing outgoing gravitational radiation.</p> +<p class="caption">The real part of $\Psi_4$, the component of the Riemann tensor representing outgoing gravitational radiation.</p> <h4>Gravitational waves</h4> <a href="Strain.png"><img src="Strain_sm.png" srcset="Strain_sm_2x.png 2x" alt="h_+ at t=700M" width="400" height="300"/></a>

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[svn:einsteintoolkit] www/about/gallery/gw150914/ (Rev. 1596)
by barry.wardell＠gmail.com 15 Jun '16

15 Jun '16

User: barry.wardell Date: 2016/06/15 10:07 AM Modified: /about/gallery/gw150914/ index.php Log: gw150914: furthe fix image captions File Changes: Directory: /about/gallery/gw150914/ =================================== File [modified]: index.php Delta lines: +1 -1 =================================================================== --- about/gallery/gw150914/index.php 2016-06-15 15:05:49 UTC (rev 1595) +++ about/gallery/gw150914/index.php 2016-06-15 15:07:00 UTC (rev 1596) @@ -107,7 +107,7 @@ <h4>Curvature scalars</h4> <a href="ReI.png"><img src="ReI_sm.png" srcset="ReI_sm_2x.png 2x" alt="R_{abcd} R^{abcd}" width="357" height="300"/></a> <a href="ImI.png"><img src="ImI_sm.png" srcset="ImI_sm_2x.png 2x" alt="R^*_{abcd} R^{abcd}" width="342" height="300"/></a> -<p class="caption">Scalar curvature invariants computed from the Riemann tensor, $$R_{abcd}$$, and its dual, $${}^* R^{abcd}$$. Left: the Kretschmann scalar, $$R_{abcd} R^{abcd}$$. Right: the Chern-Pontryagin scalar, $$R_{abcd} {}^* R^{abcd}$$.</p> +<p class="caption">Scalar curvature invariants computed from the Riemann tensor, $$R_{abcd}$$, and its dual, $$R^*_{abcd}$$. Left: the Kretschmann scalar, $$R_{abcd} R^{abcd}$$. Right: the Chern-Pontryagin scalar, $$R^*_{abcd} R^{abcd}$$.</p> <a href="RePsi4.png"><img src="RePsi4_sm.png" srcset="RePsi4_sm_2x.png 2x" alt="Re(Psi_4)" width="299" height="300"/></a> <p class="caption">The real part of $$\Psi_4$$, the component of the Riemann tensor representing outgoing gravitational radiation.</p>

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[svn:einsteintoolkit] www/about/gallery/gw150914/ (Rev. 1595)
by barry.wardell＠gmail.com 15 Jun '16

15 Jun '16

User: barry.wardell Date: 2016/06/15 10:05 AM Modified: /about/gallery/gw150914/ index.php Log: gw150914: furthe fix image captions File Changes: Directory: /about/gallery/gw150914/ =================================== File [modified]: index.php Delta lines: +1 -4 =================================================================== --- about/gallery/gw150914/index.php 2016-06-15 15:00:56 UTC (rev 1594) +++ about/gallery/gw150914/index.php 2016-06-15 15:05:49 UTC (rev 1595) @@ -106,11 +106,8 @@ <h4>Curvature scalars</h4> <a href="ReI.png"><img src="ReI_sm.png" srcset="ReI_sm_2x.png 2x" alt="R_{abcd} R^{abcd}" width="357" height="300"/></a> -<p class="caption">The scalar curvature invariant $$R_{abcd} R^{abcd}$$ - known as the Kretschmann scalar - computed from the -square of the Riemann tensor.</p> <a href="ImI.png"><img src="ImI_sm.png" srcset="ImI_sm_2x.png 2x" alt="R^*_{abcd} R^{abcd}" width="342" height="300"/></a> -<p class="caption">The dual scalar curvature invariant $$R_{abcd} {}^* R^{abcd}$$ - known as the Chern-Pontryagin scalar - computed from the -product of the Riemann tensor and its dual.</p> +<p class="caption">Scalar curvature invariants computed from the Riemann tensor, $$R_{abcd}$$, and its dual, $${}^* R^{abcd}$$. Left: the Kretschmann scalar, $$R_{abcd} R^{abcd}$$. Right: the Chern-Pontryagin scalar, $$R_{abcd} {}^* R^{abcd}$$.</p> <a href="RePsi4.png"><img src="RePsi4_sm.png" srcset="RePsi4_sm_2x.png 2x" alt="Re(Psi_4)" width="299" height="300"/></a> <p class="caption">The real part of $$\Psi_4$$, the component of the Riemann tensor representing outgoing gravitational radiation.</p>

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[svn:einsteintoolkit] www/about/gallery/gw150914/ (Rev. 1594)
by barry.wardell＠gmail.com 15 Jun '16

15 Jun '16

User: barry.wardell Date: 2016/06/15 10:00 AM Modified: /about/gallery/gw150914/ index.php Log: gw150914: fix image captions File Changes: Directory: /about/gallery/gw150914/ =================================== File [modified]: index.php Delta lines: +3 -3 =================================================================== --- about/gallery/gw150914/index.php 2016-06-15 14:51:01 UTC (rev 1593) +++ about/gallery/gw150914/index.php 2016-06-15 15:00:56 UTC (rev 1594) @@ -106,14 +106,14 @@ <h4>Curvature scalars</h4> <a href="ReI.png"><img src="ReI_sm.png" srcset="ReI_sm_2x.png 2x" alt="R_{abcd} R^{abcd}" width="357" height="300"/></a> -<p class="caption">The scalar curvature invariant `R_abcd R^abcd` - known as the Kretschmann scalar - computed from the +<p class="caption">The scalar curvature invariant $$R_{abcd} R^{abcd}$$ - known as the Kretschmann scalar - computed from the square of the Riemann tensor.</p> <a href="ImI.png"><img src="ImI_sm.png" srcset="ImI_sm_2x.png 2x" alt="R^*_{abcd} R^{abcd}" width="342" height="300"/></a> -<p class="caption">The dual scalar curvature invariant `R_abcd ^* R^abcd` - known as the Chern-Pontryagin scalar - computed from the +<p class="caption">The dual scalar curvature invariant $$R_{abcd} {}^* R^{abcd}$$ - known as the Chern-Pontryagin scalar - computed from the product of the Riemann tensor and its dual.</p> <a href="RePsi4.png"><img src="RePsi4_sm.png" srcset="RePsi4_sm_2x.png 2x" alt="Re(Psi_4)" width="299" height="300"/></a> -<p class="caption">The real part of `Psi_4`, the component of the Riemann tensor representing outgoing gravitational radiation.</p> +<p class="caption">The real part of $$\Psi_4$$, the component of the Riemann tensor representing outgoing gravitational radiation.</p> <h4>Gravitational waves</h4> <a href="Strain.png"><img src="Strain_sm.png" srcset="Strain_sm_2x.png 2x" alt="h_+ at t=700M" width="400" height="300"/></a>

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[svn:einsteintoolkit] www/about/gallery/gw150914/ (Rev. 1593)
by barry.wardell＠gmail.com 15 Jun '16

15 Jun '16

User: barry.wardell Date: 2016/06/15 09:51 AM Modified: /about/gallery/gw150914/ index.php Log: gw150914: rewording File Changes: Directory: /about/gallery/gw150914/ =================================== File [modified]: index.php Delta lines: +1 -1 =================================================================== --- about/gallery/gw150914/index.php 2016-06-15 14:49:45 UTC (rev 1592) +++ about/gallery/gw150914/index.php 2016-06-15 14:51:01 UTC (rev 1593) @@ -67,7 +67,7 @@ <h4>Computational details</h4> <table> <tr><th>Parameter file</th><td><a href="GW150914.rpar">GW150914.rpar</a></td></tr> - <tr><th>Thornlist</th><td><a href="GW150914.th">GW150914.th</a> (Llama multi-block code added to ET_2015_11 release version)</td></tr> + <tr><th>Thornlist</th><td><a href="GW150914.th">GW150914.th</a> (ET_2015_11 release thornlist with Llama multi-block code added)</td></tr> <tr><th>Submission command</th><td>simfactory/bin/sim create-submit GW150914_28 --define N 28 --parfile repos/GW150914/ParameterFiles/GW150914.rpar --procs 128 --walltime 24:00:00</td></tr> <tr><th>Total memory</th><td><?php echo $sim_stats['TotalMemory']?> GB</td></tr> <tr><th>Run time</th><td><?php echo $sim_stats['Runtime']?> days on <?php echo $sim_stats['Cores']?> cores (Intel(R) Xeon(R) CPU E5-2630 v3 @ 2.40GHz)</td></tr>

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[svn:einsteintoolkit] www/about/gallery/gw150914/ (Rev. 1592)
by barry.wardell＠gmail.com 15 Jun '16

15 Jun '16

User: barry.wardell Date: 2016/06/15 09:49 AM Modified: /about/gallery/gw150914/ index.php Log: gw150914: Round merger time to nearest 0 It's not precisely defined anyway, so it doesn't make sense to give it very accurately. File Changes: Directory: /about/gallery/gw150914/ =================================== File [modified]: index.php Delta lines: +1 -1 =================================================================== --- about/gallery/gw150914/index.php 2016-06-15 14:43:24 UTC (rev 1591) +++ about/gallery/gw150914/index.php 2016-06-15 14:49:45 UTC (rev 1592) @@ -8,7 +8,7 @@ "Runtime" => "2.3", "Cores" => 128, "TotalMemory" => 82, - "MergerTime" => 899, + "MergerTime" => 900, "FinalMass" => "0.95", "FinalSpin" => "0.69" );

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[svn:einsteintoolkit] www/global/ (Rev. 1591)
by barry.wardell＠gmail.com 15 Jun '16

15 Jun '16

User: barry.wardell Date: 2016/06/15 09:43 AM Modified: /global/ style.css Log: style.css: Add a wrapping <pre> tag File Changes: Directory: /global/ =================== File [modified]: style.css Delta lines: +5 -1 =================================================================== --- global/style.css 2016-06-15 14:43:19 UTC (rev 1590) +++ global/style.css 2016-06-15 14:43:24 UTC (rev 1591) @@ -206,4 +206,8 @@ white-space: -pre-wrap; /* Opera 4-6 */ white-space: -o-pre-wrap; /* Opera 7 */ word-wrap: break-word; /* Internet Explorer 5.5+ */ -} \ No newline at end of file +} + +p.caption { + font-style: italic +}

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[svn:einsteintoolkit] www/about/gallery/gw150914/ (Rev. 1590)
by barry.wardell＠gmail.com 15 Jun '16

15 Jun '16

User: barry.wardell Date: 2016/06/15 09:43 AM Modified: /about/gallery/gw150914/ index.php Log: gw150914: Add figure captions and restructure slightly File Changes: Directory: /about/gallery/gw150914/ =================================== File [modified]: index.php Delta lines: +25 -10 =================================================================== --- about/gallery/gw150914/index.php 2016-06-15 14:43:01 UTC (rev 1589) +++ about/gallery/gw150914/index.php 2016-06-15 14:43:19 UTC (rev 1590) @@ -13,6 +13,9 @@ "FinalSpin" => "0.69" ); ?> +<script type="text/javascript" async + src="https://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-MML-AM_CHTML"> +</script> <p>On February 11, 2016, the <a href="http://www.ligo.org/">LIGO collaboration</a> <a href="http://www.ligo.org/news/detection-press-release.pdf">announced</a> that they had achieved @@ -72,39 +75,51 @@ </table> -<h3>Tutorials and data</h3> -<h4>Tutorials</h4> +<h3>Tutorials</h3> <ul> <li><a href="compile_and_run.php">Compile and run</a>: Compile the code and run the simulation</li> - <li><a href="https://bitbucket.org/barrywardell/gw150914sim/wiki/Analysis%20tutorial">Analysis</a>: Analyse the results using SimulationTools for Mathematica (<span style="background-color: yellow">unfinished</span>)</li> - <li><a href="https://bitbucket.org/barrywardell/gw150914sim/wiki/Visualising%20the%20spa…">Visualisation</a>: Visualise the data using VisIt (<span style="background-color: yellow">unfinished</span>)</li> + <li><a href="GW150914.nb">Analysis</a>: Analyse the results using SimulationTools for Mathematica</li> + <li><a href="https://docs.einsteintoolkit.org/et-docs/GW150914_VisIt_Tutorial">Visualisation</a>: Visualise the data using VisIt</li> </ul> -<h4>Simulation data</h3> +<h3>Simulation data</h3> <ul> - <li><a href="GW150914_32.tar.gz">Lightweight simulation data</a> (500MB) (<span style="background-color: yellow">not yet uploaded</span>)</li> - <li>Full simulation data (available on request) (<span style="background-color: yellow">to whom?</span>)</li> + <li><a href="GW150914_32.tar.gz">Lightweight simulation data</a> (500MB)</li> + <li>Full simulation data (available on request)</li> </ul> <h3>Images and movies</h3> <h4>Horizons</h4> + <a href="horizons.png"><img src="horizons.png" alt="BH horizons" width="310" height="300"/></a> +<p class="caption">Apparent horizons of the orbiting black holes.</p> <h4>Horizon coordinate trajectories</h4> <a href="trajectories.png"><img src="trajectories_sm.png" srcset="trajectories.png 2x" alt="BH trajectories" width="242" height="236"/></a> +<p class="caption">Coordinate tracks of the centroids of the apparent horizons showing inspiral of the binary due to emission of energy and angular momentum in gravitational waves</p> +<h4>Gravitational waveform</h4> +<a href="waveform.png"><img src="waveform_sm.png" srcset="waveform.png 2x" alt="h_+^{2,2} at r=500M as a function of retarded time" width="542" height="188"/></a> +<p class="caption">The l=2, m=2 spherical harmonic mode of the gravitational wave strain. The strain is what is measured by LIGO.</p> + <h4>Curvature scalars</h4> <a href="ReI.png"><img src="ReI_sm.png" srcset="ReI_sm_2x.png 2x" alt="R_{abcd} R^{abcd}" width="357" height="300"/></a> +<p class="caption">The scalar curvature invariant `R_abcd R^abcd` - known as the Kretschmann scalar - computed from the +square of the Riemann tensor.</p> <a href="ImI.png"><img src="ImI_sm.png" srcset="ImI_sm_2x.png 2x" alt="R^*_{abcd} R^{abcd}" width="342" height="300"/></a> +<p class="caption">The dual scalar curvature invariant `R_abcd ^* R^abcd` - known as the Chern-Pontryagin scalar - computed from the +product of the Riemann tensor and its dual.</p> + <a href="RePsi4.png"><img src="RePsi4_sm.png" srcset="RePsi4_sm_2x.png 2x" alt="Re(Psi_4)" width="299" height="300"/></a> +<p class="caption">The real part of `Psi_4`, the component of the Riemann tensor representing outgoing gravitational radiation.</p> <h4>Gravitational waves</h4> <a href="Strain.png"><img src="Strain_sm.png" srcset="Strain_sm_2x.png 2x" alt="h_+ at t=700M" width="400" height="300"/></a> +<p class="caption">Animation of the gravitational waves emitted from the binary.</p> + <iframe width="560" height="315" src="https://www.youtube.com/embed/videoseries?list=PLy_i7YBcuUSgp3GMUkmVqiWuP-j…" frameborder="0" allowfullscreen></iframe> +<p class="caption">Animation of the gravitational waves emitted from the binary.</p> -<h4>Gravitational waveform</h4> -<a href="waveform.png"><img src="waveform_sm.png" srcset="waveform.png 2x" alt="h_+^{2,2} at r=500M as a function of retarded time" width="542" height="188"/></a> - <?php include_once($_SERVER['DOCUMENT_ROOT'].'/global/footer.php');?>

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[svn:einsteintoolkit] www/about/gallery/gw150914/ (Rev. 1589)
by barry.wardell＠gmail.com 15 Jun '16

15 Jun '16

User: barry.wardell Date: 2016/06/15 09:43 AM Modified: /about/gallery/gw150914/ compile_and_run.php Log: gw150914: Remove comments about things that don't work File Changes: Directory: /about/gallery/gw150914/ =================================== File [modified]: compile_and_run.php Delta lines: +0 -25 =================================================================== --- about/gallery/gw150914/compile_and_run.php 2016-06-15 12:26:15 UTC (rev 1588) +++ about/gallery/gw150914/compile_and_run.php 2016-06-15 14:43:01 UTC (rev 1589) @@ -38,11 +38,6 @@ <pre class="wrap">simfactory/bin/sim create-submit GW150914_28 --define N 28 --parfile par/GW150914.rpar --procs 128 --walltime 24:00:00</pre> <p>You can choose a different number of cores than 128; if it is too small, the simulation will run out of memory.</p> - <p style="background-color: yellow"> - This doesn't work on a cluster; it complains that the machine's - default sourcebasedir doesn't exist, so you need to run - GetComponents in sourcebasedir for your machine, but how can the - user find this?</p> <p>When the simulation starts running, it will write its output data into GW150914_28 in your simulations directory. You can find the directory containing the output with:</p> @@ -59,26 +54,6 @@ <h3>Output</h3> -<p>You can see the console output of the simulation with</p> -<pre>simfactory/bin/sim show-output GW150914_28</pre> -<p style="background-color: yellow">This doesn't work for me on datura, even though list-simulations says RUNNING; I get</p> -<pre>Warning: Job is not running, cannot retreive exechost -================================================================================ -The job's Formaline output is: -================================================================================ -(file does not exist) -================================================================================ -The job's stdout is: -================================================================================ -(file does not exist) -================================================================================ -The job's stderr is: -================================================================================ -(file does not exist) -================================================================================ -</pre> -<p style="background-color: yellow">If this can't be fixed soon, we can use this:</p> - <p>You can see the console output of the simulation in</p> <pre>/path/to/GW150914_28/output-0000/GW150914_28.out</pre> <p>for example:</p>

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[svn:einsteintoolkit] www/about/maintainers/ (Rev. 1588)
by knarf＠cct.lsu.edu 15 Jun '16

15 Jun '16

User: knarf Date: 2016/06/15 07:26 AM Removed: /about/maintainers/ colby.jpg, michael.jpg Modified: /about/maintainers/ index.php Log: remove unused entry File Changes: Directory: /about/maintainers/ ============================== File [removed]: colby.jpg Delta lines: +0 -0 =================================================================== (Binary files differ) File [modified]: index.php Delta lines: +0 -24 =================================================================== --- about/maintainers/index.php 2016-06-15 12:24:41 UTC (rev 1587) +++ about/maintainers/index.php 2016-06-15 12:26:15 UTC (rev 1588) @@ -86,28 +86,4 @@ </table> - - - <?php include_once($_SERVER['DOCUMENT_ROOT'].'/global/footer.php');?> File [removed]: michael.jpg Delta lines: +0 -0 =================================================================== (Binary files differ)

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