Nanomaterials-based ultracapacitor for power integrated circuits

Waqas Gill, Daniel Choi

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Some aging effects limit current supply to the Integrated Circuit (IC) due to the instable switching power supply, requiring an additional specific circuit board for supplying and regulating electric power to the main circuit board. It can be solved by depositing a capacitance layer on top of circuitry substrate. Copper (Cu) nanotube (NT)-based micro-chip capacitors fabricated onto an IC can be used to compensate the power requirement in regulating electric power to a circuit board. In this work, a process for fabricating NTs electrodes which may be compatible with complementary metal-oxide-semiconductor (CMOS) is presented. Cu NTs were used as the electrode materials for the on-chip capacitors. Anodized Oxide aluminum (AAO) templates integrated on SiO2/Si substrates were used for fabrication of a vertical array of Cu NTs. The surface area of the capacitor was increased by adding Cu NTs which enable a high density of capacitance for the devices.

Original languageBritish English
Title of host publicationProceedings of the TMS Middle East - Mediterranean Materials Congress on Energy and Infrastructure Systems, MEMA 2015
EditorsIbrahim Karaman, Raymundo Arroyave, Eyad Masad, Eyad Masad
PublisherJohn Wiley and Sons Inc.
Pages357-360
Number of pages4
ISBN (Electronic)9781119065272
DOIs
StatePublished - 2015
EventTMS Middle East - Mediterranean Materials Congress on Energy and Infrastructure Systems, MEMA 2015 - Doha, Qatar
Duration: 11 Jan 201514 Jan 2015

Publication series

NameProceedings of the TMS Middle East - Mediterranean Materials Congress on Energy and Infrastructure Systems, MEMA 2015

Conference

ConferenceTMS Middle East - Mediterranean Materials Congress on Energy and Infrastructure Systems, MEMA 2015
Country/TerritoryQatar
CityDoha
Period11/01/1514/01/15

Keywords

  • Copper nanotubes
  • IC
  • Ultra-capacitor

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