{"id":{"repo_id":"mit","oai_identifier":"oai:dspace.mit.edu:1721.1/65533"},"canonical_url":"https://search.dev.ndltd.org/etd/mit/oai:dspace.mit.edu:1721.1/65533","repository":{"repo_id":"mit","name":"MIT","base_url":"https://dspace.mit.edu/oai/request"},"display":{"title":"Colliding bubble universes in eternal inflation","abstract":"We briefly summarize arguments for inflation and discuss eternal inflation. We then discuss the motion of domain walls and null shells that form in two-bubble collision processes in both the global and in-bubble FRW coordinates. Comments are made regarding possible observational signals.","abstract_html":"We briefly summarize arguments for inflation and discuss eternal inflation. We then discuss the motion of domain walls and null shells that form in two-bubble collision processes in both the global and in-bubble FRW coordinates. Comments are made regarding possible observational signals.","abstract_has_math":false,"creators":["Thomas, Nathaniel C. 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