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Artificial mouth takes on a chewy problem
wildcat
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11
5-10-2008 6:02 AM
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tags:
robotics
,
mouth
,
taste
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5-12-2008
1:32 AM
Oortcloud
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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/2dd9bc51-9340-4e85-8ada-4aae6753cfe8/5D0CFC42-73A0-45CD-A330-AC7FC2AF13C9/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://technology.newscientist.com/article/dn13843-artificial-mouth-takes-on-a-chewy-problem.html" href="http://technology.newscientist.com/article/dn13843-artificial-mouth-takes-on-a-chewy-problem.html" style="font-size: 11px;">technology.newscientist.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://technology.newscientist.com/article/dn13843-artificial-mouth-takes-on-a-chewy-problem.html"><div align="center"><img src="http://content7.clipmarks.com/blog_cache/technology.newscientist.com/img/9DCF57C9-1793-4E61-BE4F-0CEF9FB7EA94" alt="An artificial mouth about five times larger than the average human mouth is the first to be able to chew on hard food like apples (Image: American Chemical Society)" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://technology.newscientist.com/article/dn13843-artificial-mouth-takes-on-a-chewy-problem.html"><P>An artificial mouth that can reproduce the mush created by a human munching on an apple has been created by French researchers.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://technology.newscientist.com/article/dn13843-artificial-mouth-takes-on-a-chewy-problem.html"><P>It could form part of a robotic taste-tester designed to improve food quality and our understanding of flavour.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://technology.newscientist.com/article/dn13843-artificial-mouth-takes-on-a-chewy-problem.html"><P>Previous groups have developed artificial mouths that can analyse soft foods or <A href="http://technology.newscientist.com/channel/tech/dn12152-dental-robot-chews-over-a-toothy-problem.html" linkindex="27">sets of robotic jaws to test teeth</A>. But, until now, none has been able to recreate what happens when a human chows down on hard foodstuffs.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://technology.newscientist.com/article/dn13843-artificial-mouth-takes-on-a-chewy-problem.html"><H5>Taste test</H5></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://technology.newscientist.com/article/dn13843-artificial-mouth-takes-on-a-chewy-problem.html"><P>Many of the flavours we taste are generated by the release of volatile compounds from food, which pass around the back of the mouth and up into the nose.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://technology.newscientist.com/article/dn13843-artificial-mouth-takes-on-a-chewy-problem.html"><P>Hard foods release those compounds differently according to whether they are crushed, sliced, or liquidised.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://technology.newscientist.com/article/dn13843-artificial-mouth-takes-on-a-chewy-problem.html"><P>So if a robotic system is going to "experience" the same tastes that humans do when eating, the food must undergo the same changes that occur in the mouth, says Gaëlle Arvisenet at <A target="ns" href="http://www.enitiaa-nantes.fr/enitiaa/popup_anglais.phtml" linkindex="28">ENITIAA</A> in Nantes, France.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://technology.newscientist.com/article/dn13843-artificial-mouth-takes-on-a-chewy-problem.html"><H5>Pulp friction</H5></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;"> </td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/5D0CFC42-73A0-45CD-A330-AC7FC2AF13C9/blog/" title="blog or email this clip"><img src="http://content8.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>
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