{"id":1997,"date":"2010-05-01T11:58:21","date_gmt":"2010-05-01T11:58:21","guid":{"rendered":"http:\/\/casgroups.case.edu\/physics-senior-projects\/?p=1997"},"modified":"2016-06-20T14:54:18","modified_gmt":"2016-06-20T14:54:18","slug":"going-beyond-protons-for-mr-study","status":"publish","type":"post","link":"https:\/\/casgroups.case.edu\/physics-senior-projects\/going-beyond-protons-for-mr-study\/","title":{"rendered":"Going Beyond Protons for MR Study"},"content":{"rendered":"<h3 class=\"style7\" align=\"center\"><span class=\"style9\">Seraina Murphy with Robert Brown &amp; Fraser Robb (<em>GE Healthcare<\/em>)<\/span><\/h3>\n<h3 class=\"style7\" align=\"center\"><a class=\"style11\" href=\"\/physics-senior-projects\/files\/2010\/05\/SerainaMurphyPoster.pptx\">Going Beyond Protons for MR Study<\/a><\/h3>\n<p align=\"justify\">Although high-field MRI coil testing has been a popular research subject for years, the use of carbon-13 in imaging is relatively new.\u00a0 The potential market for 13C dual-tuned coils has also increased due to the growing popularity of 3T magnets in medical imaging.\u00a0 However, the number of available dual-tuned coils is limited as much of the 13C research done today is at higher fields (7T and 11.7T).\u00a0 The goal of this project is the theoretical design and construction of carbon-13 coil prototype\u2014to test a new high-frequency birdcage head coil for use in high-field MRI and for today\u2019s high multiples of receive and transmit channels.\u00a0 The specific application is for a field strength of 3T and 32-channels.\u00a0 The aim is to see this new device through to a working model, and to model its performance with new circuit analysis techniques applicable to the higher frequencies, concluding in designing and implementing changes as needed for a successful prototype.\u00a0 Examples of challenges will involve altering the spacing between the end rings and legs to optimize the performance.\u00a0 The main physics challenge will be to find effective inductance and capacitance components to use for circuit analysis at high frequency.\u00a0 Lumped circuit analysis requires modifications when the magnetic field wavelengths inside of a dielectric human tissue become comparable to the coil size.\u00a0 Understanding the RF physics at high fields is at the cutting edge of MRI coil design today.<\/p>\n<div align=\"center\">\u00a0<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Seraina Murphy with Robert Brown &amp; Fraser Robb (<em>GE Healthcare<\/em>)<a class=\"style11\" href=\"\/physics-senior-projects\/files\/2010\/05\/SerainaMurphyPoster.pptx\">Going Beyond Protons for MR Study<\/a><\/p>\n<p align=\"justify\">Although high-field MRI coil testing has been a popular research subject for years, the use of carbon-13 in imaging is relatively new.\u00a0 The potential market for 13C dual-tuned coils has also increased due to the growing popularity of 3T magnets in medical imaging.\u00a0 However, the number of available dual-tuned coils is limited as much of the 13C research done today is at higher fields (7T and 11.7T).\u00a0 The goal of this project is the theoretical design and construction of carbon-13 coil prototype\u2014to test a new high-frequency birdcage head coil for use in high-field MRI and for today\u2019s high multiples of receive and transmit channels.\u00a0<\/p>\n<p><a href=\"https:\/\/casgroups.case.edu\/physics-senior-projects\/going-beyond-protons-for-mr-study\/\" class=\"more-link\">Continue reading&#8230; <span class=\"screen-reader-text\">Going Beyond Protons for MR Study<\/span><\/a><\/p>\n","protected":false},"author":19,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":""},"categories":[48,1],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/casgroups.case.edu\/physics-senior-projects\/wp-json\/wp\/v2\/posts\/1997"}],"collection":[{"href":"https:\/\/casgroups.case.edu\/physics-senior-projects\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casgroups.case.edu\/physics-senior-projects\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casgroups.case.edu\/physics-senior-projects\/wp-json\/wp\/v2\/users\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/casgroups.case.edu\/physics-senior-projects\/wp-json\/wp\/v2\/comments?post=1997"}],"version-history":[{"count":2,"href":"https:\/\/casgroups.case.edu\/physics-senior-projects\/wp-json\/wp\/v2\/posts\/1997\/revisions"}],"predecessor-version":[{"id":2777,"href":"https:\/\/casgroups.case.edu\/physics-senior-projects\/wp-json\/wp\/v2\/posts\/1997\/revisions\/2777"}],"wp:attachment":[{"href":"https:\/\/casgroups.case.edu\/physics-senior-projects\/wp-json\/wp\/v2\/media?parent=1997"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casgroups.case.edu\/physics-senior-projects\/wp-json\/wp\/v2\/categories?post=1997"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casgroups.case.edu\/physics-senior-projects\/wp-json\/wp\/v2\/tags?post=1997"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}