<?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>2026-09-19T02:39:54Z</responseDate><request verb="GetRecord" identifier="oai:dspace.mit.edu:1721.1/77023" metadataPrefix="dim">https://dspace.mit.edu/server/oai/request</request><GetRecord><record><header><identifier>oai:dspace.mit.edu:1721.1/77023</identifier><datestamp>2022-01-13T07:54:29Z</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">Alexandra H. Techet.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Johnson, Benjamin C. F. (Benjamin Cedar Fruehauf)</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="other" lang="en_US">Massachusetts Institute of Technology. Dept. of Electrical Engineering and Computer Science.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="department">Massachusetts Institute of Technology. Department of Electrical Engineering and Computer Science</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="accessioned">2013-02-14T15:39:26Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="available">2013-02-14T15:39:26Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="copyright" lang="en_US">2012</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="issued" lang="en_US">2012</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="uri">http://hdl.handle.net/1721.1/77023</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="oclc" lang="en_US">825775958</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Thesis (M. Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2012.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Cataloged from PDF version of thesis.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Includes bibliographical references (p. 59-60).</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="abstract" lang="en_US">This thesis investigated a bio-inspired swimming chain (BISH), inspired by Weelia cylindrica. After developing a model, it was used to investigate conditions under which helical motion would emerge. The properties of this chain as the number of nodes changes was also investigated, to see if the helical motion or other properties of its motion were emergent behaviors. Other modes of motion were also observed. Optimization of the angle of propulsion of each was performed, and other optimizations attempted, although practical difficulties prevented useful results. A ten node chain was constructed to empirically verify the helical mode of motion.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="statementofresponsibility" lang="en_US">by Benjamin C. F. Johnson.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="degree" lang="en_US">M.Eng.</dim:field>
   <dim:field mdschema="dc" element="format" qualifier="extent" lang="en_US">60 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" lang="en_US">http://dspace.mit.edu/handle/1721.1/7582</dim:field>
   <dim:field mdschema="dc" element="subject" lang="en_US">Electrical Engineering and Computer Science.</dim:field>
   <dim:field mdschema="dc" element="title" lang="en_US">Bio-inspired swimming helix</dim:field>
   <dim:field mdschema="dc" element="type" lang="en_US">Thesis</dim:field>
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   	&lt;Title>Bio-inspired swimming helix&lt;/Title>
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   	&lt;PublicationDate>2012&lt;/PublicationDate>
   	&lt;Authors>
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        	&lt;DisplayName>Johnson, Benjamin C. F. (Benjamin Cedar Fruehauf)&lt;/DisplayName>
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    &lt;Keyword>Electrical Engineering and Computer Science.&lt;/Keyword>
   	&lt;Abstract>This thesis investigated a bio-inspired swimming chain (BISH), inspired by Weelia cylindrica. After developing a model, it was used to investigate conditions under which helical motion would emerge. The properties of this chain as the number of nodes changes was also investigated, to see if the helical motion or other properties of its motion were emergent behaviors. Other modes of motion were also observed. Optimization of the angle of propulsion of each was performed, and other optimizations attempted, although practical difficulties prevented useful results. A ten node chain was constructed to empirically verify the helical mode of motion.&lt;/Abstract>
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