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	<title>Comments on: Fun With Bose-Einstein Applets</title>
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	<link>http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/</link>
	<description>Random samplings from a universe of ideas.</description>
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		<title>By: Plato</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/comment-page-1/#comment-16932</link>
		<dc:creator>Plato</dc:creator>
		<pubDate>Mon, 05 Jun 2006 19:39:27 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/#comment-16932</guid>
		<description>&lt;a href=&quot;http://gregegan.customer.netspace.net.au/APPLETS/Applets.html&quot; rel=&quot;nofollow&quot;&gt;Greg Egan&#039;s animation gallery&lt;/a&gt; and I am sure others could link many more as well?

Actually this is what makes it easier for us older folk to understand what the common language may be saying mathematically.

As I mention also, Thomas Banchoff is readying the mind for &quot;&lt;a href=&quot;http://www.math.brown.edu/~howison/newbanchoff/&quot; rel=&quot;nofollow&quot;&gt;fifth dimensional views&lt;/a&gt;?&quot; I mean you know that computer screen analogy and the &quot;two dimensional view&quot; becoming something much more complex?</description>
		<content:encoded><![CDATA[<p><a href="http://gregegan.customer.netspace.net.au/APPLETS/Applets.html" rel="nofollow">Greg Egan&#8217;s animation gallery</a> and I am sure others could link many more as well?</p>
<p>Actually this is what makes it easier for us older folk to understand what the common language may be saying mathematically.</p>
<p>As I mention also, Thomas Banchoff is readying the mind for &#8220;<a href="http://www.math.brown.edu/~howison/newbanchoff/" rel="nofollow">fifth dimensional views</a>?&#8221; I mean you know that computer screen analogy and the &#8220;two dimensional view&#8221; becoming something much more complex?</p>
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		<title>By: twaters</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/comment-page-1/#comment-16941</link>
		<dc:creator>twaters</dc:creator>
		<pubDate>Fri, 02 Jun 2006 08:07:10 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/#comment-16941</guid>
		<description>Badass!  During Leno I got a BEC at 34 and a temp diff of 1.525 w/density 1:2 on Maxwell&#039;s demon.  More of those!</description>
		<content:encoded><![CDATA[<p>Badass!  During Leno I got a BEC at 34 and a temp diff of 1.525 w/density 1:2 on Maxwell&#8217;s demon.  More of those!</p>
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		<title>By: J</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/comment-page-1/#comment-16940</link>
		<dc:creator>J</dc:creator>
		<pubDate>Thu, 01 Jun 2006 15:22:59 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/#comment-16940</guid>
		<description>I&#039;ve got 50 atoms in a BEC before.  Top that!

(Hint there is a way to cheat and remove energy from the system without removing atoms.)</description>
		<content:encoded><![CDATA[<p>I&#8217;ve got 50 atoms in a BEC before.  Top that!</p>
<p>(Hint there is a way to cheat and remove energy from the system without removing atoms.)</p>
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		<title>By: Sean</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/comment-page-1/#comment-16939</link>
		<dc:creator>Sean</dc:creator>
		<pubDate>Thu, 01 Jun 2006 13:45:49 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/#comment-16939</guid>
		<description>I managed to get 27 atoms to Bose-Einstein condense.  Woot!

Also, do you know why thermodynamics works?  Because being Maxwell&#039;s Demon is &lt;em&gt;really hard&lt;/em&gt;:

http://ajs.net/maxwell.htm</description>
		<content:encoded><![CDATA[<p>I managed to get 27 atoms to Bose-Einstein condense.  Woot!</p>
<p>Also, do you know why thermodynamics works?  Because being Maxwell&#8217;s Demon is <em>really hard</em>:</p>
<p><a href="http://ajs.net/maxwell.htm" rel="nofollow">http://ajs.net/maxwell.htm</a></p>
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		<title>By: B</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/comment-page-1/#comment-16933</link>
		<dc:creator>B</dc:creator>
		<pubDate>Thu, 01 Jun 2006 07:17:48 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/#comment-16933</guid>
		<description>Hi Mark,

I remember I heard a similar talk by Weiman shortly after he got the Nobelprize. He showed several of the applets and I ended up spending quite some working time playing around with them :-)

I also recall he said that the &#039;average brain&#039; is only able to process 7 new information items per hour. I find myself frequently thinking that seminar speakers used up my seven items already with the introduction.

(I am just sitting in a talk by Antoniadis at the Planck 2006 conference. He already used up all my items for the whole day.)

Best,

B.</description>
		<content:encoded><![CDATA[<p>Hi Mark,</p>
<p>I remember I heard a similar talk by Weiman shortly after he got the Nobelprize. He showed several of the applets and I ended up spending quite some working time playing around with them <img src='http://blogs.discovermagazine.com/cosmicvariance/wp-includes/images/smilies/icon_smile.gif' alt=':-)' class='wp-smiley' /> </p>
<p>I also recall he said that the &#8216;average brain&#8217; is only able to process 7 new information items per hour. I find myself frequently thinking that seminar speakers used up my seven items already with the introduction.</p>
<p>(I am just sitting in a talk by Antoniadis at the Planck 2006 conference. He already used up all my items for the whole day.)</p>
<p>Best,</p>
<p>B.</p>
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		<title>By: Jeff Nuttall</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/comment-page-1/#comment-16934</link>
		<dc:creator>Jeff Nuttall</dc:creator>
		<pubDate>Thu, 01 Jun 2006 06:29:42 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/#comment-16934</guid>
		<description>Reminds me of a project I wanted to do, making a site of Flash games that would teach concepts of basic physics--acceleration, momentum, etc.--in an entertaining way.  I even thought of a way to make (what I think would be) a fun game about vector addition and subtraction and cross products.  (Haven&#039;t figured out a good way to work dot products into it, but what the hey.)  I haven&#039;t made any progress on this project beyond the planning stages, though, and I&#039;m not positive I ever will--I have a lot more planned projects I want to pursue than I&#039;m likely ever to have time for.  Anyway, though, like I said, I was planning to make games based on &lt;I&gt;basic&lt;/I&gt; physics concepts, not the more advanced stuff the Physics 2000 site covers, so it&#039;s not the same thing.

This Physics 2000 site, though, could come in handy--I&#039;m teaching a third-semester physics class at a community college in the fall, and there&#039;s likely to be some stuff here I can use for the class, directing students to this page and letting them know what applets apply to the concepts we&#039;re currently discussing.  I&#039;ll have to take a closer look at the site and correlate the applets there with my syllabus...</description>
		<content:encoded><![CDATA[<p>Reminds me of a project I wanted to do, making a site of Flash games that would teach concepts of basic physics&#8211;acceleration, momentum, etc.&#8211;in an entertaining way.  I even thought of a way to make (what I think would be) a fun game about vector addition and subtraction and cross products.  (Haven&#8217;t figured out a good way to work dot products into it, but what the hey.)  I haven&#8217;t made any progress on this project beyond the planning stages, though, and I&#8217;m not positive I ever will&#8211;I have a lot more planned projects I want to pursue than I&#8217;m likely ever to have time for.  Anyway, though, like I said, I was planning to make games based on <i>basic</i> physics concepts, not the more advanced stuff the Physics 2000 site covers, so it&#8217;s not the same thing.</p>
<p>This Physics 2000 site, though, could come in handy&#8211;I&#8217;m teaching a third-semester physics class at a community college in the fall, and there&#8217;s likely to be some stuff here I can use for the class, directing students to this page and letting them know what applets apply to the concepts we&#8217;re currently discussing.  I&#8217;ll have to take a closer look at the site and correlate the applets there with my syllabus&#8230;</p>
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		<title>By: adam</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/comment-page-1/#comment-16935</link>
		<dc:creator>adam</dc:creator>
		<pubDate>Thu, 01 Jun 2006 02:58:18 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/#comment-16935</guid>
		<description>I am quick like a startled squirrel.

Soon to be snoring like an elephant with stuffed sinuses (to add to the animal comparisons).

When I was teaching at one school (we used the old Nuffield &#039;A&#039; Level course), we used to use programming to explain S.H.M and exponential decay; we&#039;d get the kids to design BBC Basic code that simulated them stepwise (because the course didn&#039;t require calculus so they didn&#039;t get to solve the differential equations but this way they could still understand the important issue of how the shapes of the graphs arose) and then, as it became clear that students were generally getting worse at programming, we got them to do it with Excel. It was always a bit of a headache, though. Purpose-written demos are better (our HoD had a nice one demonstrating heat transfer in terms of microscopic configurations).

In my days as an A Level student, however, like yours, we got a simple Casio calculator and a bag of cold gravel and counted ourlselves lucky.</description>
		<content:encoded><![CDATA[<p>I am quick like a startled squirrel.</p>
<p>Soon to be snoring like an elephant with stuffed sinuses (to add to the animal comparisons).</p>
<p>When I was teaching at one school (we used the old Nuffield &#8216;A&#8217; Level course), we used to use programming to explain S.H.M and exponential decay; we&#8217;d get the kids to design BBC Basic code that simulated them stepwise (because the course didn&#8217;t require calculus so they didn&#8217;t get to solve the differential equations but this way they could still understand the important issue of how the shapes of the graphs arose) and then, as it became clear that students were generally getting worse at programming, we got them to do it with Excel. It was always a bit of a headache, though. Purpose-written demos are better (our HoD had a nice one demonstrating heat transfer in terms of microscopic configurations).</p>
<p>In my days as an A Level student, however, like yours, we got a simple Casio calculator and a bag of cold gravel and counted ourlselves lucky.</p>
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		<title>By: Mark</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/comment-page-1/#comment-16936</link>
		<dc:creator>Mark</dc:creator>
		<pubDate>Thu, 01 Jun 2006 02:26:21 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/#comment-16936</guid>
		<description>P.S. Adam, that was a seriously fast comment on my post!</description>
		<content:encoded><![CDATA[<p>P.S. Adam, that was a seriously fast comment on my post!</p>
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		<title>By: Mark</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/comment-page-1/#comment-16937</link>
		<dc:creator>Mark</dc:creator>
		<pubDate>Thu, 01 Jun 2006 02:25:52 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/#comment-16937</guid>
		<description>Sounds cool Adam. There was really nothing comparable when I did my A Levels (before the web was used in schools), and it is clear to me that I would have learned a lot from this kind of thing.</description>
		<content:encoded><![CDATA[<p>Sounds cool Adam. There was really nothing comparable when I did my A Levels (before the web was used in schools), and it is clear to me that I would have learned a lot from this kind of thing.</p>
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		<title>By: adam</title>
		<link>http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/comment-page-1/#comment-16938</link>
		<dc:creator>adam</dc:creator>
		<pubDate>Thu, 01 Jun 2006 02:19:05 +0000</pubDate>
		<guid isPermaLink="false">http://blogs.discovermagazine.com/cosmicvariance/2006/05/31/fun-with-bose-einstein-applets/#comment-16938</guid>
		<description>That sort of stuff was being used towards the end of my time as a physics teacher (although not applets at that time). I think that the IOP&#039;s &#039;Advancing Physics&#039; A Level support material has a bunch of animations of physical processes.

Certainly much better than my diagrams.</description>
		<content:encoded><![CDATA[<p>That sort of stuff was being used towards the end of my time as a physics teacher (although not applets at that time). I think that the IOP&#8217;s &#8216;Advancing Physics&#8217; A Level support material has a bunch of animations of physical processes.</p>
<p>Certainly much better than my diagrams.</p>
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