<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-09-19T12:47:43Z</responseDate><request verb="GetRecord" identifier="oai:dspace.mit.edu:1721.1/38276" metadataPrefix="dim">https://dspace.mit.edu/server/oai/request</request><GetRecord><record><header><identifier>oai:dspace.mit.edu:1721.1/38276</identifier><datestamp>2022-01-13T07:54:36Z</datestamp><setSpec>com_1721.1_7582</setSpec><setSpec>com_1721.1_7581</setSpec><setSpec>col_1721.1_131023</setSpec></header><metadata><dim:dim xmlns:dim="http://www.dspace.org/xmlns/dspace/dim" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:doc="http://www.lyncode.com/xoai" xsi:schemaLocation="http://www.dspace.org/xmlns/dspace/dim http://www.dspace.org/schema/dim.xsd">
   <dim:field mdschema="dc" element="contributor" qualifier="advisor" lang="en_US">Mehmet Toner and Martha Gray.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Braff, Rebecca A. (Rebecca Alice)</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="other" lang="en_US">Massachusetts Institute of Technology. Dept. of Mechanical Engineering.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="department">Massachusetts Institute of Technology. Department of Mechanical Engineering</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="accessioned">2007-08-03T18:24:47Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="available">2007-08-03T18:24:47Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="copyright" lang="en_US">1999</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="issued" lang="en_US">1999</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="uri">http://hdl.handle.net/1721.1/38276</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="oclc" lang="en_US">153265772</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1999.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Includes bibliographical references (p. 91-92).</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="abstract" lang="en_US">The field of microsystems technology is rapidly growing, and expanding its horizons to applications in bioengineering. Currently, there are no cell analysis systems that facilitate the collection of dynamic responses for a large number of cells, and sorting based on those results. A cell chip has been fabricated in pursuit of this goal, which can capture particles in an array, hold them against a flow, and selectively release them. The release mechanism uses a vapor microbubble as a means of volume expansion to create a jet of fluid that ejects a particle. The theory, design, and testing are described, and successful operation of the device is demonstrated. Applications and suggestions for future work are discussed.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="statementofresponsibility" lang="en_US">by Rebecca A. Braff.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="degree" lang="en_US">S.M.</dim:field>
   <dim:field mdschema="dc" element="format" qualifier="extent" lang="en_US">92 p.</dim:field>
   <dim:field mdschema="dc" element="language" qualifier="iso" lang="en_US">eng</dim:field>
   <dim:field mdschema="dc" element="publisher" lang="en_US">Massachusetts Institute of Technology</dim:field>
   <dim:field mdschema="dc" element="rights" lang="en_US">M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission.</dim:field>
   <dim:field mdschema="dc" element="rights" qualifier="uri">http://dspace.mit.edu/handle/1721.1/7582</dim:field>
   <dim:field mdschema="dc" element="subject" lang="en_US">Mechanical Engineering.</dim:field>
   <dim:field mdschema="dc" element="title" lang="en_US">Microbubble cell actuator</dim:field>
   <dim:field mdschema="dc" element="type" lang="en_US">Thesis</dim:field>
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   	&lt;Title>Microbubble cell actuator&lt;/Title>
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   	&lt;PublicationDate>1999&lt;/PublicationDate>
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        	&lt;DisplayName>Braff, Rebecca A. (Rebecca Alice)&lt;/DisplayName>
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    &lt;Keyword>Mechanical Engineering.&lt;/Keyword>
   	&lt;Abstract>The field of microsystems technology is rapidly growing, and expanding its horizons to applications in bioengineering. Currently, there are no cell analysis systems that facilitate the collection of dynamic responses for a large number of cells, and sorting based on those results. A cell chip has been fabricated in pursuit of this goal, which can capture particles in an array, hold them against a flow, and selectively release them. The release mechanism uses a vapor microbubble as a means of volume expansion to create a jet of fluid that ejects a particle. The theory, design, and testing are described, and successful operation of the device is demonstrated. Applications and suggestions for future work are discussed.&lt;/Abstract>
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