<?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>2026-09-21T05:32:01Z</responseDate><request verb="GetRecord" identifier="oai:wakespace.lib.wfu.edu:10339/39323" metadataPrefix="dim">https://wakespace.lib.wfu.edu/server/oai/request</request><GetRecord><record><header><identifier>oai:null:10339/39323</identifier><datestamp>2026-09-02T16:23:23Z</datestamp><setSpec>com_10339_14934</setSpec><setSpec>col_10339_38132</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="author" lang="en_US">Hardeman, Heather Katelyn</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="accessioned">2014-07-10T08:35:41Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="available">2014-07-10T08:35:41Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="issued" lang="en_US">2014</dim:field>
   <dim:field mdschema="dc" element="identifier" qualifier="uri">https://wakespace.lib.wfu.edu/handle/10339/39323</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="abstract" lang="en_US">We will discuss the stability of certain solutions to a phase transition model. This model is typically expressed as a partial differential equation: &amp;lt;italic&amp;gt; u&amp;lt;sub&amp;gt;t&amp;lt;/sub&amp;gt; = &amp;amp;epsilon;&amp;lt;super&amp;gt;2&amp;lt;/super&amp;gt;u&amp;lt;sub&amp;gt;xx&amp;lt;/sub&amp;gt;-F&amp;apos;(u),  u&amp;lt;sub&amp;gt;x&amp;lt;/sub&amp;gt;(0) = u&amp;lt;sub&amp;gt;x&amp;lt;/sub&amp;gt;(1) = 0, &amp;lt;/italic&amp;gt; where &amp;lt;italic&amp;gt; F(u) &amp;lt;/italic&amp;gt; is a so-called &amp;quot;double-well&amp;apos;&amp;apos; potential. We consider both classical and nonclassical examples for F. Furthermore, the main method we use in this discussion of stability is that of upper and lower solutions.</dim:field>
   <dim:field mdschema="dc" element="language" qualifier="iso" lang="en_US">en</dim:field>
   <dim:field mdschema="dc" element="publisher" lang="en_US">Wake Forest University</dim:field>
   <dim:field mdschema="dc" element="subject" lang="en_US">analysis</dim:field>
   <dim:field mdschema="dc" element="subject" lang="en_US">diffusion equation</dim:field>
   <dim:field mdschema="dc" element="subject" lang="en_US">partial differential equations</dim:field>
   <dim:field mdschema="dc" element="subject" lang="en_US">phase transition model</dim:field>
   <dim:field mdschema="dc" element="title" lang="en_US">On the Stability of Solutions to a Phase Transition Model</dim:field>
   <dim:field mdschema="dc" element="type" lang="en_US">Thesis</dim:field>
   <dim:field mdschema="thesis" element="contributor" qualifier="committeeChair" lang="en_US">Robinson, Stephen B</dim:field>
   <dim:field mdschema="thesis" element="contributor" qualifier="committeeMember" lang="en_US">Raynor, Sarah</dim:field>
   <dim:field mdschema="thesis" element="contributor" qualifier="committeeMember" lang="en_US">Pigott, Brian</dim:field>
   <dim:field mdschema="thesis" element="degree" qualifier="discipline" lang="en_US">Mathematics</dim:field>
   <dim:field mdschema="others" element="access-status">open.access</dim:field>
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