{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/44142"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/44142","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Processing, microstructure, and properties of carbon nanotube and silicon carbide composites","abstract":"This thesis describes the spark plasma sintering of silicon carbide and silicon carbide with multi-walled carbon nanotubes. The work was completed to investigate the processing, microstructure, and properties of such materials. Various ceramic engineering techniques aided this investigation including powder processing, sintering, microscopy, spectroscopy, and mechanical testing. These steps were completed in order acquire knowledge about the influences of various parameters on the microstructure and properties of the materials. The resulting insight provided conclusions for how to synthesize a material that may allow carbon nanotubes to positively reinforce a silicon carbide matrix, particularly improving the fracture toughness. In this work, the spark plasma sintering of both silicon carbide and silicon carbide with multi-walled carbon nanotubes did not lead to fully density. The evidence of pores negatively influenced the material properties. The addition of the multi-walled carbon nanotubes required additional processing in attempt to disperse the reinforcement, but ultimately caused low density and did not improve density, strength, or fracture toughness. Alternative methods for dispersing multi-walled carbon nanotubes in a silicon carbide matrix must be developed.","abstract_html":"This thesis describes the spark plasma sintering of silicon carbide and silicon carbide with multi-walled carbon nanotubes. The work was completed to investigate the processing, microstructure, and properties of such materials. Various ceramic engineering techniques aided this investigation including powder processing, sintering, microscopy, spectroscopy, and mechanical testing. These steps were completed in order acquire knowledge about the influences of various parameters on the microstructure and properties of the materials. The resulting insight provided conclusions for how to synthesize a material that may allow carbon nanotubes to positively reinforce a silicon carbide matrix, particularly improving the fracture toughness. In this work, the spark plasma sintering of both silicon carbide and silicon carbide with multi-walled carbon nanotubes did not lead to fully density. The evidence of pores negatively influenced the material properties. The addition of the multi-walled carbon nanotubes required additional processing in attempt to disperse the reinforcement, but ultimately caused low density and did not improve density, strength, or fracture toughness. Alternative methods for dispersing multi-walled carbon nanotubes in a silicon carbide matrix must be developed.","abstract_has_math":false,"creators":["Carlson, Thomas"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"M.S.","degree_level":"Thesis","degree_discipline":"Materials Science & Engr","degree_department":null,"school":null,"contributors":["Kriven, Waltraud M."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2013,"date_issued":"2013-05-24T21:52:30Z","date_published":"2013-05-24T21:52:30Z","updated_at":"2026-07-22T22:25:33Z","subjects":["silicon carbide","carbon nanotube","composite","ceramic","processing","microstructure, properties"],"languages":["en"],"rights":["Copyright 2013 Thomas Carlson"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/2142/44142","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Kriven, Waltraud M."]},{"key":"dc:creator","label":"Author","values":["Carlson, Thomas"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2013-05-24T21:52:30Z","2013-05"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Materials Science & Engr"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis"]},{"key":"thesis:degree_name","label":"Degree Name","values":["M.S."]},{"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":["silicon carbide","carbon nanotube","composite","ceramic","processing","microstructure, properties"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 2013 Thomas Carlson"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/44142"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["This thesis describes the spark plasma sintering of silicon carbide and silicon carbide with multi-walled carbon nanotubes. The work was completed to investigate the processing, microstructure, and properties of such materials. Various ceramic engineering techniques aided this investigation including powder processing, sintering, microscopy, spectroscopy, and mechanical testing. These steps were completed in order acquire knowledge about the influences of various parameters on the microstructure and properties of the materials. The resulting insight provided conclusions for how to synthesize a material that may allow carbon nanotubes to positively reinforce a silicon carbide matrix, particularly improving the fracture toughness. In this work, the spark plasma sintering of both silicon carbide and silicon carbide with multi-walled carbon nanotubes did not lead to fully density. The evidence of pores negatively influenced the material properties. The addition of the multi-walled carbon nanotubes required additional processing in attempt to disperse the reinforcement, but ultimately caused low density and did not improve density, strength, or fracture toughness. Alternative methods for dispersing multi-walled carbon nanotubes in a silicon carbide matrix must be developed.","Item withdrawn by Mark Zulauf (zulauf@illinois.edu) on 2013-04-26T13:49:10Z Item was in collections: University of Illinois Theses & Dissertations (ID: 1) No. of bitstreams: 1 Carlson_Thomas.pdf: 11736300 bytes, checksum: 8fe5e13a49408f62a1bc3e1a9827937c (MD5)","Made available in DSpace on 2013-05-24T21:52:30Z (GMT). No. of bitstreams: 2 Thomas_Carlson.pdf: 3937963 bytes, checksum: 028412b8e106a985cca66d0f2c6eb86c (MD5) license.txt: 4064 bytes, checksum: 7c9131a3ca45a8802cf19611c733e706 (MD5)"]},{"key":"dc:title","label":"Title","values":["Processing, microstructure, and properties of carbon nanotube and silicon carbide composites"]}]}],"canonical_facts":{"dc:contributor":["Kriven, Waltraud M."],"dc:creator":["Carlson, Thomas"],"dc:date":["2013-05-24T21:52:30Z","2013-05"],"dc:description":["This thesis describes the spark plasma sintering of silicon carbide and silicon carbide with multi-walled carbon nanotubes. The work was completed to investigate the processing, microstructure, and properties of such materials. Various ceramic engineering techniques aided this investigation including powder processing, sintering, microscopy, spectroscopy, and mechanical testing. These steps were completed in order acquire knowledge about the influences of various parameters on the microstructure and properties of the materials. The resulting insight provided conclusions for how to synthesize a material that may allow carbon nanotubes to positively reinforce a silicon carbide matrix, particularly improving the fracture toughness. In this work, the spark plasma sintering of both silicon carbide and silicon carbide with multi-walled carbon nanotubes did not lead to fully density. The evidence of pores negatively influenced the material properties. The addition of the multi-walled carbon nanotubes required additional processing in attempt to disperse the reinforcement, but ultimately caused low density and did not improve density, strength, or fracture toughness. Alternative methods for dispersing multi-walled carbon nanotubes in a silicon carbide matrix must be developed.","Item withdrawn by Mark Zulauf (zulauf@illinois.edu) on 2013-04-26T13:49:10Z Item was in collections: University of Illinois Theses & Dissertations (ID: 1) No. of bitstreams: 1 Carlson_Thomas.pdf: 11736300 bytes, checksum: 8fe5e13a49408f62a1bc3e1a9827937c (MD5)","Made available in DSpace on 2013-05-24T21:52:30Z (GMT). No. of bitstreams: 2 Thomas_Carlson.pdf: 3937963 bytes, checksum: 028412b8e106a985cca66d0f2c6eb86c (MD5) license.txt: 4064 bytes, checksum: 7c9131a3ca45a8802cf19611c733e706 (MD5)"],"dc:identifier":["http://hdl.handle.net/2142/44142"],"dc:language":["en"],"dc:rights":["Copyright 2013 Thomas Carlson"],"dc:subject":["silicon carbide","carbon nanotube","composite","ceramic","processing","microstructure, properties"],"dc:title":["Processing, microstructure, and properties of carbon nanotube and silicon carbide composites"],"dc:type":["text"],"thesis:degree_discipline":["Materials Science & Engr"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["M.S."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:25:33Z"}