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Photophysics of Single-Walled Carbon Nanotubes and their Applications
Başlık:
Photophysics of Single-Walled Carbon Nanotubes and their Applications
Yazar:
Amori, Amanda Rose, author.
ISBN:
9780355974393
Yazar Ek Girişi:
Fiziksel Tanımlama:
1 electronic resource (193 pages)
Genel Not:
Source: Dissertation Abstracts International, Volume: 79-10(E), Section: B.
Advisors: Todd D. Krauss Committee members: Mitchell Anthamatten; James M. Farrar; Lewis J. Rothberg; Nick Vamivakas.
Özet:
Single-walled carbon nanotubes (SWCNTs) are quasi-1D graphitic materials whose excited state properties are governed by electrostatically bound electron-hole pairs, called excitons. SWCNTs have garnered much attention recently due to their unique size-dependent optical and electronic properties. As the understanding of SWCNT photophysics continues to grow, there now exists an incredible opportunity for SWCNTs to drive novel breakthroughs in various applications including water oxidation, photovoltaics, field-effect transistors, and electron-conductive/proton permeable membranes, where nanotubes are called upon to act as light-harvesting and/or charge-transfer materials. However, underlying the eventual performance of SWCNTs in these applications is a need for a deep understanding of their photophysics. This dissertation will focus on some of the fundamental properties of SWCNTs and their photophysics, and will address some of the recent work done to understand (i) the mechanism behind population of a quantum mechanically forbidden "dark" state within the SWCNT band structure, known as the K-momentum dark exciton state, and (ii) the formation of charged excitons upon non-covalent doping of SWCNTs. Further, this work will detail two interesting applications of SWCNTs: Using SWCNTs for photoinduced charge transfer and for simultaneous proton/electron transport.
Notlar:
School code: 0188
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Yer Numarası | Demirbaş Numarası | Shelf Location | Lokasyon / Statüsü / İade Tarihi |
---|---|---|---|
XX(679582.1) | 679582-1001 | Proquest E-Tez Koleksiyonu | Arıyor... |
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