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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Análise comparativa entre interconexões de nanotubo de carbono e interconexões de cobre para circuitos GSI/TSI / Comparative analysis between carbon nanotube interconnects and copper interconnects for GSI/TSI circuits

Nogueira, Camila Peixoto da Silva Madeira 27 September 2012 (has links)
Dissertação (mestrado)—Universidade de Brasília, Faculdade de Tecnologia, Departamento de Engenharia Elétrica, 2012. / Submitted by Albânia Cézar de Melo (albania@bce.unb.br) on 2013-02-28T16:10:36Z No. of bitstreams: 1 2012_CamilaPeixotoSilvaMadeiraNogueira.pdf: 1703151 bytes, checksum: fa5b5b5cb047176279a3c46772bd5eef (MD5) / Approved for entry into archive by Guimaraes Jacqueline(jacqueline.guimaraes@bce.unb.br) on 2013-03-28T12:50:22Z (GMT) No. of bitstreams: 1 2012_CamilaPeixotoSilvaMadeiraNogueira.pdf: 1703151 bytes, checksum: fa5b5b5cb047176279a3c46772bd5eef (MD5) / Made available in DSpace on 2013-03-28T12:50:22Z (GMT). No. of bitstreams: 1 2012_CamilaPeixotoSilvaMadeiraNogueira.pdf: 1703151 bytes, checksum: fa5b5b5cb047176279a3c46772bd5eef (MD5) / Nesta dissertação será realizado o estudo de nanotubos de carbono como possíveis substitutos do cobre em interconexões em circuitos integrados GSI e TSI. Dessa forma, os modelos de circuitos do SWCNT (single-walled carbon nanotube) e do cobre serão apresentados e o estudo comparativo do desempenho destes materiais será realizado, considerando diferentes comprimentos das interconexões. Além disso, o efeito destas interconexões será analisado na rede H-tree clock com inversores em seus terminais, também para diferentes comprimentos. Os inversores utilizados são formados por dispositivos de tunelamento mono-elétron. Com este propósito, as interconexões serão simuladas usando o software LTSPICE. ______________________________________________________________________________ ABSTRACT / In this work, carbon nanotubes as possible candidates to replace copper as interconnects in GSI and TSI integrated circuits are studied. The circuit model of SWCNT (single-walled carbon nanotube) and of copper are presented and a comparison between both materials is studied, considering different interconnect lengths. In addition, interconnects effect is analyzed in the H-tree clock network using inverters in its ends. The inverters are formed by mono-electron tunneling devices. For this purpose, the interconnects will be simulated using LTSPICE software.

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