{"584867":{"#nid":"584867","#data":{"type":"event","title":"Ph.D. Proposal Oral Exam - Hesam Moradinejad","body":[{"value":"\u003Cp\u003E\u003Cstrong\u003ETitle:\u0026nbsp; \u003C\/strong\u003E\u003Cem\u003EHybrid Multi-layer CMOS-compatible Material Platform for High-performance Integrated Nano-photonics\u003C\/em\u003E\u003C\/p\u003E\r\n\r\n\u003Cp\u003E\u003Cstrong\u003ECommittee:\u0026nbsp; \u003C\/strong\u003E\u003C\/p\u003E\r\n\r\n\u003Cp\u003EDr. Adibi, Advisor\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u003C\/p\u003E\r\n\r\n\u003Cp\u003EDr. Bakir, Chair\u003C\/p\u003E\r\n\r\n\u003Cp\u003EDr. Chang\u003C\/p\u003E\r\n\r\n\u003Cp\u003E\u003Cstrong\u003EAbstract: \u003C\/strong\u003E\u003C\/p\u003E\r\n\r\n\u003Cp\u003EThe objective of this proposal is to address different shortcomings of Si as a material platform for integrated phtonic applications, and propose solutions to improve or to get around them by different means including 3-D integration of Si layers, using SiN as an alternative to Si, and using Graphene-SiN hybrid material platform. High quality wafer bonding technique has been used to develop double-layer Si (potentially multi-layer) material platform. SiN has been used instead of Si to get around issues in Si platform including, high nonlinear coefficients, and high absorption loss at visible wavelengths. Whereas SiN is a very interesting and versatile material platform, especially at visible wavelengths, it suffers from its own set of shortcomings. The limitations of SiN material platform have also been addressed through over-etching bottom oxide cladding with ALD-deposited Alumina as hard mask, and also developing Graphene-SiN hybrid structures to add tuning capability to SiN\u003C\/p\u003E\r\n","summary":null,"format":"limited_html"}],"field_subtitle":"","field_summary":"","field_summary_sentence":[{"value":"Hybrid Multi-layer CMOS-compatible Material Platform for High-performance Integrated Nano-photonics"}],"uid":"28475","created_gmt":"2016-12-08 21:17:31","changed_gmt":"2016-12-08 21:17:31","author":"Daniela Staiculescu","boilerplate_text":"","field_publication":"","field_article_url":"","field_event_time":{"event_time_start":"2016-12-14T14:00:00-05:00","event_time_end":"2016-12-14T16:00:00-05:00","event_time_end_last":"2016-12-14T16:00:00-05:00","gmt_time_start":"2016-12-14 19:00:00","gmt_time_end":"2016-12-14 21:00:00","gmt_time_end_last":"2016-12-14 21:00:00","rrule":null,"timezone":"America\/New_York"},"extras":[],"groups":[{"id":"434371","name":"ECE Ph.D. Proposal Oral Exams"}],"categories":[],"keywords":[{"id":"102851","name":"Phd proposal"},{"id":"1808","name":"graduate students"}],"core_research_areas":[],"news_room_topics":[],"event_categories":[{"id":"1788","name":"Other\/Miscellaneous"}],"invited_audience":[{"id":"78771","name":"Public"}],"affiliations":[],"classification":[],"areas_of_expertise":[],"news_and_recent_appearances":[],"phone":[],"contact":[],"email":[],"slides":[],"orientation":[],"userdata":""}}}