{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/82351"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/82351","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Phase Behavior, Fluid Structure, and Slow Dynamics in Polymer -Colloid Mixtures: Novel Liquid State Theory and Its Applications","abstract":"\"Collective colloid structure predictions agree quantitatively with scattering experiments over length scales of D-10D in the fluid phase. The theory captures the non-monotonic changes in the local cage order parameter S(k* &ap; 7 D) with increasing polymer concentrations. Accurate, no adjustable parameter predictions of the fluid structure are combined with a single particle version of idealized mode coupling theory to predict the gelation boundaries and elastic shear moduli for Rg/R < 0.1 suspensions. The calculated \"\"transient gel lines\"\" are in semi-quantitative agreement with measurements in deep quenched systems and buoyancy-matched systems. Calculations of the dependence of the elastic shear moduli on depletion attraction, solvent quality and scaled polymer concentration are in excellent agreement with experiment, and deep in the gel phase follow a power law dependence on polymer concentration and particle volume fraction.\"","abstract_html":"&quot;Collective colloid structure predictions agree quantitatively with scattering experiments over length scales of D-10D in the fluid phase. The theory captures the non-monotonic changes in the local cage order parameter S(k* &amp;ap; 7 D) with increasing polymer concentrations. Accurate, no adjustable parameter predictions of the fluid structure are combined with a single particle version of idealized mode coupling theory to predict the gelation boundaries and elastic shear moduli for Rg/R &lt; 0.1 suspensions. The calculated &quot;&quot;transient gel lines&quot;&quot; are in semi-quantitative agreement with measurements in deep quenched systems and buoyancy-matched systems. Calculations of the dependence of the elastic shear moduli on depletion attraction, solvent quality and scaled polymer concentration are in excellent agreement with experiment, and deep in the gel phase follow a power law dependence on polymer concentration and particle volume fraction.&quot;","abstract_has_math":false,"creators":["Chen, Yeng-Long"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Chemical Engineering","degree_department":null,"school":null,"contributors":["Schweizer, Kenneth S."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015-09-25T20:43:15Z","date_published":"2015-09-25T20:43:15Z","updated_at":"2026-07-22T22:26:18Z","subjects":["Engineering, Chemical"],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(MiAaPQ)AAI3101817"],"render_values":[{"text":"(MiAaPQ)AAI3101817","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/82351","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Schweizer, Kenneth S."]},{"key":"dc:creator","label":"Author","values":["Chen, Yeng-Long"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2015-09-25T20:43:15Z","10000-01-01","2003"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Chemical Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Engineering, Chemical"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/82351","(MiAaPQ)AAI3101817"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["\"Collective colloid structure predictions agree quantitatively with scattering experiments over length scales of D-10D in the fluid phase. The theory captures the non-monotonic changes in the local cage order parameter S(k* &ap; 7 D) with increasing polymer concentrations. Accurate, no adjustable parameter predictions of the fluid structure are combined with a single particle version of idealized mode coupling theory to predict the gelation boundaries and elastic shear moduli for Rg/R < 0.1 suspensions. The calculated \"\"transient gel lines\"\" are in semi-quantitative agreement with measurements in deep quenched systems and buoyancy-matched systems. Calculations of the dependence of the elastic shear moduli on depletion attraction, solvent quality and scaled polymer concentration are in excellent agreement with experiment, and deep in the gel phase follow a power law dependence on polymer concentration and particle volume fraction.\"","Made available in DSpace on 2015-09-25T20:43:15Z (GMT). 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The theory captures the non-monotonic changes in the local cage order parameter S(k* &ap; 7 D) with increasing polymer concentrations. Accurate, no adjustable parameter predictions of the fluid structure are combined with a single particle version of idealized mode coupling theory to predict the gelation boundaries and elastic shear moduli for Rg/R < 0.1 suspensions. The calculated \"\"transient gel lines\"\" are in semi-quantitative agreement with measurements in deep quenched systems and buoyancy-matched systems. Calculations of the dependence of the elastic shear moduli on depletion attraction, solvent quality and scaled polymer concentration are in excellent agreement with experiment, and deep in the gel phase follow a power law dependence on polymer concentration and particle volume fraction.\"","Made available in DSpace on 2015-09-25T20:43:15Z (GMT). No. of bitstreams: 2 license.txt: 4848 bytes, checksum: 96035ab3f5e1c23cc7138a224ce498bd (MD5) 3101817.pdf: 8469066 bytes, checksum: f9d01dcbd63fae519d0764e6755936ac (MD5) Previous issue date: 2003","Embargo set by: Seth Robbins for item 83632 Lift date: Forever Reason: Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","U of I Only","189 p.","Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 2003."],"dc:identifier":["http://hdl.handle.net/2142/82351","(MiAaPQ)AAI3101817"],"dc:language":["eng"],"dc:subject":["Engineering, Chemical"],"dc:title":["Phase Behavior, Fluid Structure, and Slow Dynamics in Polymer -Colloid Mixtures: Novel Liquid State Theory and Its Applications"],"dc:type":["text"],"thesis:degree_discipline":["Chemical Engineering"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:26:18Z"}